PostgreSQL is the world's most advanced, powerful, and efficient open source relational database management system, and some of the world’s most demanding applications rely on PostgreSQL as their primary database management system. PostgreSQL is known for its accuracy, security, and scalability. A PostgreSQL Developer creates ways to store corporate data in a reliable, secure, and efficient way. They can create scalable databases using these technologies - this means that a PostgreSQL Developer can help you keep up with the ever increasing demand for larger amounts of data. They can also develop applications to read from and write to these databases and optimize existing databases for better performance.

Compared to other database management systems, PostgreSQL boasts superior performance, reliability and security. This Database Management System is also renowned for its extensibility, meaning that it allows developers to customize their databases according to the exact needs of their application and load requirements - whether it's a simple web application or huge enterprise scale solutions.

Here's some projects our expert PostgreSQL Developer made real:

  • Developing unique solutions with Odoo Manufacturing & Maintenance Module
  • Connecting web applications with secure REST API integrations
  • Creating data extraction scripts with Nodejs
  • Developing complex SaaS solutions with Laravel/React/AWS
  • Implementing advanced authentication protocols (JWT)
  • Truckloads of migration projects from different AWS stacks & SSO integrations
  • Developing automation & no-code project pipelines leveraging nodejs and python
  • Building serverless Java applications with Springboot and other frameworks
  • Publishing/Hosting express.js & handlebars.js web apps

PostgreSQL technology has been a go-to solution for many clients when creating bespoke applications that meet the needs of their business. Our PostgreSQL Developers have built everything from small custom applications to complex enterprise solutions on Freelancer.com. You too can hire an expert developer here today to make your project happen!

From 100,149 reviews, clients rate our PostgreSQL Developers 4.9 out of 5 stars.
Hire PostgreSQL Developers

PostgreSQL is the world's most advanced, powerful, and efficient open source relational database management system, and some of the world’s most demanding applications rely on PostgreSQL as their primary database management system. PostgreSQL is known for its accuracy, security, and scalability. A PostgreSQL Developer creates ways to store corporate data in a reliable, secure, and efficient way. They can create scalable databases using these technologies - this means that a PostgreSQL Developer can help you keep up with the ever increasing demand for larger amounts of data. They can also develop applications to read from and write to these databases and optimize existing databases for better performance.

Compared to other database management systems, PostgreSQL boasts superior performance, reliability and security. This Database Management System is also renowned for its extensibility, meaning that it allows developers to customize their databases according to the exact needs of their application and load requirements - whether it's a simple web application or huge enterprise scale solutions.

Here's some projects our expert PostgreSQL Developer made real:

  • Developing unique solutions with Odoo Manufacturing & Maintenance Module
  • Connecting web applications with secure REST API integrations
  • Creating data extraction scripts with Nodejs
  • Developing complex SaaS solutions with Laravel/React/AWS
  • Implementing advanced authentication protocols (JWT)
  • Truckloads of migration projects from different AWS stacks & SSO integrations
  • Developing automation & no-code project pipelines leveraging nodejs and python
  • Building serverless Java applications with Springboot and other frameworks
  • Publishing/Hosting express.js & handlebars.js web apps

PostgreSQL technology has been a go-to solution for many clients when creating bespoke applications that meet the needs of their business. Our PostgreSQL Developers have built everything from small custom applications to complex enterprise solutions on Freelancer.com. You too can hire an expert developer here today to make your project happen!

From 100,149 reviews, clients rate our PostgreSQL Developers 4.9 out of 5 stars.
Hire PostgreSQL Developers

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    Project Title Production Planning, Inventory & Dispatch Automation Tool for Furniture Manufacturing About Us We are a flat-pack furniture manufacturing company supplying products through Amazon Vendor Central. Every week we receive purchase orders for multiple fulfillment locations. We manufacture, pack and dispatch products based on these purchase orders. Currently our operations are managed using multiple Excel sheets across departments, which is becoming difficult to manage. We are looking for a developer to build a simple web-based operational planning tool to automate production planning, stock management and dispatch planning. Business Scale Products (ASINs): 200 – 300 Production Volume: 12,000 units/month (target 25,000) Purchase Orders: 2000–2500 units/week (ex...

    $1621 - $2702
    Urgent Sealed
    $1621 - $2702
    0 bids

    Contest: Premium Chess Academy Website Development (Modern UI/UX + High Performance + SEO) Contest Description Hello, I am looking for an experienced developer or professional team to design and develop a complete website for a chess academy. The website should have a modern, clean, and professional look, with a blue and white theme. It should provide a smooth user experience, fast loading speed, and be fully responsive on mobile, tablet, and desktop. The goal is to create a high-quality website that is easy for parents and students to navigate and learn about our chess programs. Pages Required Home Page About Us Courses / Programs Online Chess Classes Trainers / Coaches Student Achievements Tournaments Blog / Learning Resources Gallery Testimonials Contact Page Registration / Enquiry Form...

    $270 Average bid
    Sealed
    $270
    17 entries

    I need a cloud-based AI solution that focuses on procurement analysis. The system must ingest our purchasing data, evaluate each vendor on pricing comparison, quality of goods/services, and overall reliability, then deliver concise, visual reports every single day. Your work should cover data pipeline design, model training or configuration, and a lightweight dashboard or API so my team can pull the insights straight into our ERP. I’m open to AWS, Azure, or GCP; if you prefer Python with libraries such as Pandas, scikit-learn, or TensorFlow, that fits our stack well. Acceptance criteria – the project is complete when: • Daily reports arrive automatically without manual triggers. • Each report scores vendors on price, quality, and reliability, flagging outlie...

    $241 Average bid
    $241 Avg Bid
    43 bids

    I’m expanding our LLM-focused R&D pod in Noida and need a hands-on Python engineer who can start contributing on day one. You must be comfortable building asynchronous back-ends in FastAPI, have real production experience creating LangChain chains and agents, and be equally at ease working with both OpenAI and Hugging Face models. Day-to-day you’ll design and optimise micro-services that call LLMs, manage embeddings in Pinecone or FAISS, and orchestrate data flows through PostgreSQL, MongoDB and Redis—everything neatly containerised in Docker for local and cloud runs. Expect plenty of room to prototype new AI features, run quick experiments, and then harden the successful ones for scale. The role is 100 % onsite in our Sector-62 Noida office; close collaboration wit...

    $770 Average bid
    $770 Avg Bid
    24 bids

    I am building a green-field fraud-detection platform and need an experienced back-end engineer to own the server-side work for the next three months. The stack is .NET (C#), PostgreSQL, and Redis; a separate team will handle the React front end, so your focus stays firmly on the APIs, data layer, and real-time processing pipeline. What the engagement looks like You will translate our detection logic into clean, well-tested C# services, design the relational schema in PostgreSQL, and use Redis for low-latency caching and message queues. Because the app is completely standalone, there are no third-party or legacy integrations to worry about—every decision you make will directly shape the core product. Key expectations • Produce readable, documented code that passes automated...

    $541 Average bid
    $541 Avg Bid
    161 bids

    I have spent the last eighteen months bringing India’s first live-commerce marketplace to life and already have roughly 60 % of the product in production. The next phase is scaling fast, so I’m opening equity-based founding seats for developers who want to grow a large startup alongside me rather than take on a short contract. Here’s where you could plug in right away: • Flutter – 3–4 years building production apps, comfortable with BLoC state management • React.js – 2 + years crafting modern, component-driven UIs • Node.js – 2 + years in scalable back-end work; TypeScript and PostgreSQL experience is a welcome bonus Day to day you’ll ship features, own architecture decisions, and shape product direction with a tight f...

    $2072 Average bid
    $2072 Avg Bid
    40 bids

    We operate a distillery and we are building an operational data system to better manage inventory, sales, and forecasting. Our ERP system is Odoo, which currently manages: • inventory • purchase orders • production registers • invoicing Some operational data from Odoo and other sources is already synced into Supabase (PostgreSQL). We started building a COO Cockpit dashboard using Retool, but the previous developer did not correctly implement the data modeling and calculation logic. Most of the raw data is already collected, but the analytics and metrics layer needs to be rebuilt properly. ⸻ Main Objective Build a reliable data pipeline and dashboard system that allows management to monitor operations and make decisions. The cockpit should display: • sa...

    $365 Average bid
    $365 Avg Bid
    117 bids

    You are a senior full-stack SaaS engineer. Your task is to build a complete proprietary trading challenge platform script that can be sold on CodeCanyon. Target selling price: $29–$39. The platform allows entrepreneurs to launch their own proprietary trading challenge website similar to FundingPips. The script must be modular, secure, well documented, and designed for distribution on CodeCanyon. IMPORTANT DEVELOPMENT RULES Development must be divided into 7 phases. After completing each phase: Run automated checks where possible. Provide manual testing instructions. WAIT for human confirmation before continuing. Each phase must include backend and frontend work. Code must contain clear comments explaining complex logic. Include documentation files. Use clean MVC architecture. M...

    $87 Average bid
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    18 bids

    Must have Costar, Lexis Nexus, Landvision, or similar commercial real estate paid subscription tool Must have the ability and able to demonstrate live, how your team will manually find the correct owner of the property in question using Lexis Nexus or Costar tool These are paid tools, if you do not have access, I can not hire you

    $272 Average bid
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    25 bids

    Telegram Job Marketplace Bot 1. Project Overview A high-automation, AI-driven recruitment platform built as a Telegram bot. The system connects employers and job seekers, utilizing AI for resume parsing, candidate matching (Match Score), and automated job distribution. 2. Core Functionality Job Seekers: Conversation-based profile creation, PDF resume upload with AI extraction, job filtering by category/location, and real-time application status tracking (Seen, Shortlisted, Rejected). Employers: Conversational job posting, dashboard for managing vacancies (Pause, Resume, Close), and AI-powered applicant ranking (Top 15% recommendations). Admin Panel: Full moderation of users and vacancies, sub-admin management, and detailed CSV-exportable analytics. 3. Key System Features AI Integrati...

    $105 Average bid
    $105 Avg Bid
    38 bids

    We are building an AI-powered procurement intelligence platform with Telegram Bot delivery. What you will build: - Automated web scraper (Scrapy + Playwright) collecting from 8+ websites daily - Telegram Bot for subscriber management and alert delivery (python-telegram-bot) - FastAPI backend with PostgreSQL database - Claude AI API integration for document analysis and matching - Simple internal admin panel (FastAPI + HTML) - Scheduled jobs running nightly (APScheduler) - Deployed on Hetzner Linux VPS Timeline: 6 weeks, fixed price, milestone-based payments Requirements: - Python — production level - Scrapy + Playwright — real production scraper experience required - FastAPI + PostgreSQL + SQLAlchemy - python-telegram-bot - Clean code and documentation Knowledge Transfer t...

    $1184 Average bid
    $1184 Avg Bid
    128 bids

    We are building an AI-powered procurement intelligence platform with Telegram Bot delivery. What you will build: - Automated web scraper (Scrapy + Playwright) collecting from 8+ websites daily - Telegram Bot for subscriber management and alert delivery (python-telegram-bot) - FastAPI backend with PostgreSQL database - Claude AI API integration for document analysis and matching - Simple internal admin panel (FastAPI + HTML) - Scheduled jobs running nightly (APScheduler) - Deployed on Hetzner Linux VPS Timeline: 6 weeks, fixed price, milestone-based payments Requirements: - Python — production level - Scrapy + Playwright — real production scraper experience required - FastAPI + PostgreSQL + SQLAlchemy - python-telegram-bot - Linux VPS deployment - Clean code and documentatio...

    $1143 Average bid
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    145 bids

    Build a Full-Stack NGO Job Board Platform I am looking for an experienced full-stack developer to build a production-ready job board platform for NGOs and the social sector. The platform will be called NGO Hiring and will help nonprofits, NGOs, and development organizations publish opportunities such as: Jobs Internships Fellowships Scholarships Grants Events The website must be modern, fast, SEO optimized, and scalable. The platform will be hosted on Hostinger, so the application must be fully deployable on a Hostinger server (Node.js environment). Tech Stack Requirements Frontend 14 (App Router) React TypeScript Tailwind CSS Backend API routes / server actions Database PostgreSQL ORM Prisma Authentication NextAuth or Clerk Hosting Hostinger (Node.js compatible deployment) ...

    $124 Average bid
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    62 bids

    I am looking for an experienced full stack developer or a skilled development team to build a fully functional custom matrimonial website. This is not a simple design-only project. I need complete development including frontend, backend, database, admin dashboard, privacy controls, verification system, premium membership logic, search filters, interest system, messaging, contact requests, notifications, moderation tools, and responsive UI. To confirm that you have read the project details carefully, please start your bid with the word “Umeed”. A strong preference will be given to developers who have real experience building and deploying full-stack web applications on Replit. I want this project to be built in a way that allows easier future updates and management inside Rep...

    $2305 Average bid
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    134 bids

    Project Overview We are building ConnectPro, a sophisticated multitenant SaaS platform for community and professional networking. The platform features three distinct portal experiences powered by subdomains: SuperAdmin Portal () - Platform management. Company/Admin Portal () - Community management and branding. User/Member Portal (user.[company-subdomain].) - Professional social feed, members directory, and events. Tech Stack Frontend: React (Vite), TypeScript, Tailwind CSS, Framer Motion, Lucide Icons. Backend: Node.js, Express, TypeScript. Database: PostgreSQL with Prisma ORM. Auth: JWT-based, handling multiple subdomain contexts. Multitenancy: Hostname-based tenant detection and data isolation. What We Need Done We are looking for a developer to take over feature development and resol...

    $120 Average bid
    $120 Avg Bid
    23 bids

    We are looking for an experienced Full Stack Developer to finalize and deploy a nearly completed web application. The project is approximately 90% finished, and we need a skilled developer to integrate the remaining backend and frontend components, finalize security configuration, and ensure a successful production deployment. The application is built with , Node.js, and Supabase, and includes an AI chatbot system. Your role will focus on completing the end-to-end integration, improving backend structure, implementing Supabase low-level security (Row Level Security / policies), and preparing the project for a stable production release. You should be comfortable working with modern full-stack architectures, API integration, authentication systems, and deployment pipelines. Responsibiliti...

    $164 Average bid
    $164 Avg Bid
    245 bids
    Telegram Job Marketplace Bot
    5 days left
    Verified

    1. Project Objective Develop a Telegram Job Marketplace Bot that allows: Jobseekers to find and apply for jobs Employers to post and manage vacancies AI to parse CVs and recommend candidates Admin to moderate and monitor the system The system must be automated, scalable, secure, and run on a low-resource VPS (1GB RAM). 2. Core Feature Completion (100% Required) The project is successful when the following modules are fully functional: Jobseeker registration & profile Employer registration & verification Vacancy posting & channel publishing Inline buttons: Apply / Save / Share / Report Resume upload & AI CV parsing Job applications & status tracking Employer dashboard & applicant management In-app employer–applicant messaging AI candidate recom...

    $156 Average bid
    $156 Avg Bid
    51 bids

    We are looking for a skilled React and Developer to join our remote engineering team. You will be responsible for building scalable, high-performance features across our ticketing and event management platform using modern web technologies. Responsibilities • Develop and maintain web applications using and React • Build scalable backend integrations with PostgreSQL • Integrate and deploy applications using AWS infrastructure • Write clean, maintainable, and well-documented code • Collaborate with product managers, designers, and backend engineers • Optimise application performance and ensure responsiveness • Participate in code reviews and technical planning Required Skills • Strong experience with NestJs and React • Solid understan...

    $26 Average bid
    $26 Avg Bid
    22 bids

    We are looking for a skilled React and Developer to join our remote engineering team. You will be responsible for building scalable, high-performance features across our ticketing and event management platform using modern web technologies. Responsibilities • Develop and maintain web applications using and React • Build scalable backend integrations with PostgreSQL • Integrate and deploy applications using AWS infrastructure • Write clean, maintainable, and well-documented code • Collaborate with product managers, designers, and backend engineers • Optimise application performance and ensure responsiveness • Participate in code reviews and technical planning Required Skills • Strong experience with NestJs and React • Solid understan...

    $27 Average bid
    $27 Avg Bid
    21 bids

    PROJECT OVERVIEW We need a freelance engineer to help design and build core components of a prediction markets platform. The focus is correctness, consistency under load, and clean data models that support both UI and analytics. SCOPE OF WORK / RESPONSIBILITIES 1. Prediction market mechanics - YES/NO outcome tokens and implied probability mapping (price ≈ probability) - Liquidity/spreads via order book and/or AMM-style curve - Market lifecycle: open → trading → resolution → settlement - Resolution/oracle inputs, dispute windows, final payout logic 2. Backend + API development - Market discovery/browsing endpoints - Real-time pricing/market updates (WebSockets and/or streaming) - Order placement and cancellation - Idempotent order/trade submission (idempotency keys, re...

    $52 / hr Average bid
    $52 / hr Avg Bid
    58 bids
    Node.js Loan Backend Build
    4 days left
    Verified

    I am assembling a new loan-processing platform and need a seasoned Node.js developer to stand up the entire backend. The core of the job is to architect and code secure user authentication and authorization, handle the full life-cycle of a loan application form, and build reliable payment processing with clear tracking of every transaction and status change. For data persistence I would like you to work with a SQL database—MySQL or PostgreSQL are both fine—so please structure your models and migrations accordingly. Beyond our own data store, the service must connect smoothly to several third-party providers: a credit-score API to pull applicant scores in real time, a payment gateway for disbursements and repayments, and notification services that let us push SMS and email upda...

    $267 Average bid
    $267 Avg Bid
    81 bids

    I am looking for a skilled Node.js developer with experience in the Telegram Bot API (Telegraf/GramJS) and Offerwall integrations to finalize and professionalize a "Rewards/Earn Crypto" bot. I already have a functional MVP (Minimum Viable Product) written in Node.js. The base logic for user management, multi-level referrals, and basic task tracking is already coded. I need a developer to take this core, migrate it to a robust database, build a web-based administration panel, and secure the system for production. 1. Current State (What is already built): User & Balance System: Separate balances for "Normal Earnings" and "Referral Commissions." Multi-Level Referral System: 5-tier progressive commission structure (5% to 15% based on referral count). i18n...

    $64 Average bid
    $64 Avg Bid
    39 bids

    أعمل على إطلاق تطبيق رقمي في المجال الصحّي يقدم للمستخدمين تجربة عرض محتوى تشبه ما اعتادوه في ولينكدإن، بناء نسخة أولى قابلة للاستخدام تُظهر جوهر الفكرة وتجمع بين سهولة التصفح والوظائف الاجتماعية التي تزيد التفاعل بين المختصين والهواة على حد سواء. ما أحتاج إليه هو تطوير واجهة واضحة وسلسة مع بنية خلفية آمنة قادرة على إدارة البيانات الحسّاسة. جوهر التطبيق يتمحور حول: • ملف تعريفي للمستخدم يعرض الخبرات والمؤهلات والإنجازات الصحيّة. • منتديات نقاش مصنّفة بحسب المواضيع الطبيّة. • نظام متابعة المستخدمين مع خلاصة مخصّصة. • رسائل خاصة فورية. • التعليقات على المنشورات ودعم الإعجابات. • إمكانية نشر نصوص وصور وفيديوهات مباشرة من داخل التطبيق. أتوقع منك إعداد التصميمات الأساسية (Wireframes & UI mockups)، اختيار التقنيات المناسبة (مثلاً Flutter أو React ...

    $7049 Average bid
    $7049 Avg Bid
    140 bids

    I need a browser-based back-office portal that can speak fluently to both Verifone Commander and Gilbarco Passport systems running in our forecourts. The goal is to centralise inventory, capture every transaction in real time, and give my staff role-based access without relying on the vendor-supplied desktop tools. Your experience configuring Verifone and Gilbarco is essential; the project will involve working with their XML/JSON feeds, pollers, and any available APIs to pull price books, tank levels, and sales data into a single PostgreSQL or MySQL store (I am open to your recommendation). From there, the web UI—preferably built with a mainstream framework such as React, Vue, or Angular—should present dashboards for stock levels, live transaction logs, and straightforward scr...

    $3951 Average bid
    $3951 Avg Bid
    148 bids

    Here are the project requirements. I already run a Supabase-powered sports analytics platform that pulls live odds through OddsAPI and hosts a functioning Pick Streak Survivor contest. Your job is to extend this existing codebase by adding two new game formats: • Perfect Week Challenge • Monthly Wins Race Both contests must integrate with the existing pick system and produce leaderboard standings that display on the WordPress site. ________________________________________ Backend scope Extend the existing Supabase backend without disrupting the current Pick Streak contest. Tasks include: • Expand or adjust the Supabase schema to support contest entries, weekly streak tracking, monthly win totals, and historical records. • Reuse the existing pick and grading system that ...

    $30 - $250
    Sealed
    $30 - $250
    134 bids

    **Custom Applicant Tracking System (ATS) – Ready Solution Available** I have developed a complete **Applicant Tracking System (ATS)** designed to help organizations manage their recruitment process efficiently. **Key Features:** • Role-based access (Admin, BDE, Team Lead, Senior Team Lead, Recruiter) • Job requirement creation and department assignment • Candidate sourcing and profile management • Multi-level candidate approval workflow (Recruiter → TL → Senior TL) • Interview stage tracking (L1, L2, Manager, HR) • Offer management and joining status tracking • Department and user management • Dashboard with recruitment progress tracking **Technology Stack:** Angular, Spring Boot, REST APIs, JWT Authentication, PostgreSQL. **Work...

    $262 Average bid
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    21 bids

    I’m ready to move Catalyst from concept to a working MVP and need an experienced full-stack partner to make it happen. Catalyst will serve insurance brokers as an all-in-one operating system, replacing today’s patchwork of spreadsheets, email quote requests, and individual insurer portals. Scope of this first build The MVP must let a broker log in, create or import a client, request quotes from the major national insurers we’ll support at launch, display side-by-side comparisons, track compliance evidence automatically, and communicate outcomes back to the client—all through a single, responsive web interface that works smoothly on desktop and mobile. Core modules to deliver • Automated quoting: trigger and retrieve quotes via the insurers’ AP...

    $5371 Average bid
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    194 bids

    FREELANCE DEVELOPER NEEDED – STABILIZE & IMPROVE REACT NATIVE MARKETPLACE APP (EXPO + SUPABASE + STRIPE) PROJECT OVERVIEW I am developing a peer-to-peer rental marketplace mobile application where users can list items for rent and others can book them. The concept is similar to platforms like Airbnb or Fat Llama, but focused on renting physical items between users. The application is already built and functional. The current priority is stabilizing and refining the existing system, improving reliability and UI consistency before expanding into additional features. This project is NOT about building an app from scratch. The core product already exists. The main goal now is to strengthen the existing architecture, improve stability, and polish the user experience so the platfor...

    $357 Average bid
    $357 Avg Bid
    40 bids

    Our production MLM binary system is built with on the front end and PostgreSQL on the back end, and I’m ready to move it forward under a monthly retainer with milestone bonuses for completed feature sets. The focus is strictly on new feature development rather than general bug fixing or performance tuning. The first major deliverable is an enhanced user dashboard. I need clean, modern UI improvements plus rock-solid commission tracking that pulls data directly from our existing genealogy tables. Advanced analytics can follow once the new layout is in place, but the commission view must be accurate and fast from day one. Alongside the dashboard, you will handle integration with selected third-party services (think payment processors, messaging platforms, or a lightweight CRM). Expe...

    $372 Average bid
    $372 Avg Bid
    241 bids

    I have a group of absolute beginners in Chennai who need to be taken from zero to productive developer in just 45 consecutive days. The focus is squarely on three pillars: • Building REST-style services with .NET Core Web API in C# (language version 9.0 or higher) • Writing clean, idiomatic Python 3 code that complements the back-end stack • Understanding relational data design and hands-on querying with MS SQL Server, PostgreSQL and MySQL All sessions must happen at our office, Monday to Saturday, and I want a balanced rhythm—short, concept-driven lectures immediately followed by guided lab work so the class can internalise each topic before moving on. What I expect from you 1. A day-by-day curriculum outline delivered before kick-off 2. Slide decks, sample...

    $1236 Average bid
    $1236 Avg Bid
    31 bids

    We are looking for an experienced developer to build a robust web scraping solution capable of extracting structured data from a login-protected medical/drug repository website. The platform contains a large database of drug information (potentially hundreds of thousands to over a million pages). The scraper should be able to navigate through the website after login, systematically extract relevant drug data, and store it in a structured format. Scope of Work: Develop a scraper that can log into a protected website. Navigate through the drug repository pages. Extract structured information from each drug page. Handle pagination and large-scale crawling. Implement mechanisms to prevent crashes or interruptions during long scraping runs. Store extracted data in a structured format such as ...

    $66 Average bid
    $66 Avg Bid
    29 bids

    React + Supabase Developer — Workplace Verification of Competency Web App Fixed price · AEST timezone preferred · Full spec and working prototype provided Note: the budget shown is a placeholder. I expect bids in the $800–$1,200 USD range for a complete, quality build. Bids significantly below this will not be considered. What this project is I need a developer to wire up a fully-designed React prototype into a production web application. The UI is complete — you are not designing anything. Your job is to connect it to a real database (Supabase), add authentication, and set up automated email delivery. The application is called SpecialisedVOC. It is a workplace verification of competency platform used to record and certify that workers can safely operate ...

    $22 / hr Average bid
    $22 / hr Avg Bid
    151 bids

    I need a rock-solid n8n workflow that, whenever I trigger it, navigates through selected e-commerce sites and public business directories, captures every piece of business information that is publicly available, and stores it in a clean, query-ready format. The data I care about includes the business name, category or type, “about” text, founders’ names, any additional corporate details the site reveals, plus all images properly downloaded and tagged. I will be running various data-analysis models on the output, so accuracy, consistency, and tidy structuring are non-negotiable. The flow must: • Accept a list of target URLs and run on demand (no fixed schedule). • Respect and site rate limits while still remaining efficient. • Handle pagination, lazy-...

    $20 Average bid
    $20 Avg Bid
    11 bids

    Freelance Full Stack Developer Required – MVP Development (Travel Tech Startup) Project Overview We are building an early-stage travel technology product aimed at improving how travelers plan journeys when direct travel options are limited. The platform will help users discover smarter travel routes and provide helpful journey insights. We are currently looking for a freelance full stack developer to build the first MVP (Minimum Viable Product) of the platform. --- Key Responsibilities - Develop a web-based MVP application - Build search functionality for travel routes between locations - Implement backend logic to generate possible journey options - Integrate relevant APIs if required - Create a clean, mobile-friendly user interface - Develop basic backend infrastructure and d...

    $289 Average bid
    $289 Avg Bid
    105 bids

    BI Report Builder — React/FastAPI (Tableau-experienced only) We're building a visual, drag-and-drop report builder inside our enterprise HRMS SaaS — think simplified Tableau embedded in a web app. If you've only done basic dashboards, this isn't the role. What we're building: A canvas where users drag data entities (employees, invoices, timesheets, etc.), connect them visually, pick columns, configure chart types, and generate cross-entity reports — all in-browser without SQL knowledge. What's already done: Backend already supports multi-source SQL JOINs with full injection protection and tenant isolation 22 pre-aggregated data entities with 17 predefined valid join relationships Chart rendering components already built (bar, line, pie, area, ...

    $79 Average bid
    $79 Avg Bid
    10 bids

    Hi, I'm looking for an experienced developer to build a simple WhatsApp CRM system (MVP) targeted at small businesses in Saudi Arabia (restaurants, clinics, shops, service providers). What I need: Connect to the official WhatsApp Business API (Meta Cloud API or Twilio) A web dashboard (Arabic RTL interface) where I can: See all incoming WhatsApp messages in one inbox Reply to customers directly from the dashboard Save and manage customer contacts with tags/labels Send bulk messages to groups of customers Set up simple auto-replies (welcome message, out-of-hours, etc.) View basic reports (messages sent, read rates) Tech stack (flexible): Backend: Node.js or Python Frontend: React.js Database: PostgreSQL or MongoDB Hosting: DigitalOcean or AWS Deliverables I expect: Full working...

    $401 Average bid
    $401 Avg Bid
    180 bids

    I need an experienced developer to build a fully automated affiliate marketing intelligence system that discovers trending products, generates platform-optimized content, and publishes across 5 social media platforms with embedded affiliate links — all running on autopilot via N8N workflows. This is a complete end-to-end system, not a simple automation. Read the full spec before bidding. System Modules Required Module 1: Trend Discovery Engine Scrape Google Trends via pytrends for rising product keywords (runs every 6 hours) Cross-reference with Amazon Best Sellers to validate commercial intent Score and rank products by trend velocity, search volume, and commission potential Store ranked product queue in PostgreSQL database Module 2: Affiliate Data Collector Connect to Amazon Pr...

    $2362 Average bid
    $2362 Avg Bid
    181 bids

    We are seeking a highly experienced Senior Full-Stack Developer to design and build a scalable online tutorial streaming platform that enables creators to upload, manage, and sell video-based tutorials. The developer will be responsible for the entire development lifecycle, including system architecture, backend and frontend development, deployment, security implementation, and long-term maintainability. The backend architecture must be developed using both Python and Java, leveraging the strengths of each technology to create a robust, scalable, and high-performance platform. The system should support secure content delivery, user management, payment processing, and efficient content administration. The ideal candidate has strong experience with distributed systems, video streaming tech...

    $2215 Average bid
    $2215 Avg Bid
    284 bids

    I run a RO-based tech agency and I need a technical partner to take over running it. This post is specifically for technical freelancers and consultants who've already been running their own show — winning clients, scoping projects, managing delivery — and want to do it with an existing agency, team, and client base instead of building from zero. If you're a developer or architect who outgrew just writing code and started running your own consultancy, managing clients, and subcontracting to other devs — this is your role. This starts as a freelance engagement with a 2-week paid trial. If it works, this becomes full-time with a base salary + commission on new business. Partner-track, not employee-track. You get: an existing team of developers, active clients, and...

    $36 / hr Average bid
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    137 bids

    Apptixx Pty Ltd — MPX Client Portal (Phase 1 Development) Ownership: All code, architecture, and IP produced under this contract will be fully owned by Apptixx Pty Ltd, with unrestricted rights to commercialise, resell, white‑label, or license the platform. 1. Project Overview Apptixx Pty Ltd is developing a modular, enterprise‑grade platform designed for the construction, design, and real estate sectors. This project represents Phase 1 — the creation of a core client portal that will act as the central hub for all future modules. The platform must be built with scalability, modularity, and multi‑tenant capability in mind, as future modules (quoting, contracts, compliance, payments, AI tools, etc.) will be integrated into this core. 2. Objective of Phase 1 Develop a secure, mod...

    $1768 Average bid
    $1768 Avg Bid
    180 bids

    React + Supabase Developer — Workplace Verification of Competency Web App Fixed price · AEST timezone preferred · Full spec and working prototype provided Note: the budget shown is a placeholder. I expect bids in the $800–$1,200 USD range for a complete, quality build. Bids significantly below this will not be considered. What this project is I need a developer to wire up a fully-designed React prototype into a production web application. The UI is complete — you are not designing anything. Your job is to connect it to a real database (Supabase), add authentication, and set up automated email delivery. The application is called SpecialisedVOC. It is a workplace verification of competency platform used to record and certify that workers can safely operate ...

    $459 Average bid
    $459 Avg Bid
    243 bids
    Update Azure Data Pipeline
    1 day left
    Verified

    Our production data pipeline is already live on Azure, but the data-processing layer needs a careful upgrade. I ingest events through Kafka, land them in an Azure Data Lake, then run real-time transformations in Apache Flink. Everything is orchestrated by Airflow on a Kubernetes cluster, with CI/CD handled through our DevOps toolchain. I need a seasoned data engineer who can dive straight into the Flink jobs, refactor the Python code where necessary, tune state management and checkpointing, and release the changes through our existing Kubernetes-based workflow. You will also validate end-to-end data quality in the lake and leave the deployment scripts cleaner than you found them. Deliverables • Implement new feature on top of the existing pipeline. • Updated Airflow DAGs reflec...

    $521 Average bid
    $521 Avg Bid
    134 bids

    I’m reaching out to request a proposal for building a mobile-first, high-performance web platform that displays restaurant information (menus/prices/offers) with a multi-role authentication system and multiple dashboards . I’m intentionally keeping this email focused on what needs to be built technically, without going too deep into the product story. 1) Scope of Work (Modules) A) Public Web App (User-Facing) * A fast, mobile-first responsive web app optimized primarily for smartphones. * Restaurant discovery UI (both list and map views), restaurant profile page, and full menu display. * User accounts: * Sign up / sign in * Optional social login (e.g., Google OAuth) if feasible. * Core features on the public side: * Search + basic filters * Browsing his...

    $516 Average bid
    $516 Avg Bid
    300 bids

    I am building a complete sports-tracking platform that works beautifully in a browser and installs on a phone’s home screen like a native app. The core of the project is a responsive website/PWA where three distinct roles—Admin, Coach/Manager, and Athlete—log in with a standard email-and-password flow to manage data quickly and securely. Each athlete profile must hold name, photos, rankings, fight history, contact details, and a private section for medical records that stays encrypted at rest and in transit. Coaches and managers need a clean dashboard to compare stats across leagues, teams, and individual fighters, while a public view shows only approved rankings and fight results. Rankings and other stats should update in real time or on a scheduled job you recommend. ...

    $4067 Average bid
    $4067 Avg Bid
    143 bids

    I am looking for an experienced full-stack developer to help build an MVP for a SaaS platform that connects a booking system with smart locks for automated access to studios and rooms. The goal is to create a system where customers can book a room online, and the platform automatically generates and sends a temporary smart lock access code that works only during their booking time. This MVP will initially be used in my own studio business, with the long-term goal of potentially expanding it into a scalable SaaS product for other studios and businesses. Core Features Online booking calendar for multiple rooms Automatic smart lock access code generation Temporary door codes linked to booking time Integration with SwitchBot & Sifely smart locks Automated workflows (booking confirm...

    $3972 Average bid
    $3972 Avg Bid
    111 bids

    We are looking for a highly skilled Full-Stack .NET Developer with experience integrating Artificial Intelligence tools into modern web platforms. The goal of this project is to build intelligent digital platforms that combine enterprise software development with AI capabilities such as document analysis, AI assistants, automation workflows, and smart dashboards. The developer will help design scalable architecture and integrate advanced AI APIs into production-ready systems. We are looking for someone who understands both traditional backend engineering and modern AI integration. Responsibilities • Develop backend services using ASP.NET Core and C# • Build secure and scalable REST APIs • Design modular and scalable system architecture • Integrate AI APIs such as O...

    $52 / hr Average bid
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    108 bids

    Title Build Comprehensive Global Movie & TV Metadata Database for Recommendation Engine Project Overview I am building a personal recommendation engine that predicts my rating for movies and TV shows based on a large history of titles I have already rated. To support accurate predictions, I need a global media metadata database that contains rich structured information for movies and TV series. The dataset should combine multiple trusted sources and be designed for machine-learning comparison against my rating history. Scope of Work Build a master dataset containing global movie and TV metadata. This will serve as the candidate pool for prediction models. The database should include titles from: • IMDb official dataset • The Movie Database API • Optional enri...

    $302 Average bid
    $302 Avg Bid
    72 bids

    Bangalore based freelancers or companies only "this is monthly maintenance project" I run an education-management platform that serves students and staff through a React JS web dashboard, a React Native mobile app, and a Django (Python) API. The system is already live, yet a series of small but persistent bugs on both the apps and the website are affecting the user experience. I need a developer who can move comfortably between the frontend and backend codebases, troubleshoot issues quickly, and roll out minor feature updates without disrupting daily operations. Current pain points • Visual glitches and occasional crashes in the mobile app • UI inconsistencies and broken links on the web dashboard • Backend logic errors that create data mismatches in report...

    $263 Average bid
    $263 Avg Bid
    18 bids

    I’m ready to move from concept to code on a Java web application and I need a developer who feels at home in JavaServer Faces. The entire project will live in the Java EE ecosystem, so comfort with standard servlet containers, JDBC or JPA for data access, and front-end component libraries such as PrimeFaces or OmniFaces will be important. Here’s what I’m looking for you to handle: • Set up the JSF project structure (Maven or Gradle) • Build the core pages and managed beans that showcase best-practice navigation, validation, and session handling • Wire in persistence so the app reads/writes to a relational database (MySQL or PostgreSQL—your recommendation is welcome) • Implement basic security: login, role-based access, and CSRF protectio...

    $19 Average bid
    $19 Avg Bid
    59 bids

    I am running an existing Odoo installation (the system shows simply “Odoo” rather than a numbered release) and need a developer who can tailor it to fit my business. The priorities include adjusting screens and flows so day-to-day work is faster, adding or extending modules where current functionality comes up short, and making sure any changes remain upgrade-safe. You would start by reviewing my current database and the areas I find slow or cumbersome. From there we can agree on a small proof-of-concept change, then move to the broader tweaks and new features I have in mind. Clean, well-commented Python code, XML views, and clear deployment instructions are essential so I can maintain the custom work in the future. Please let me know your relevant Odoo experience, especially...

    $151 Average bid
    $151 Avg Bid
    78 bids

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