Senior php coder jobs

Filter

My recent searches
Filter by:
Budget
to
to
to
Type
Skills
Languages
    Job State
    2,000 senior php coder jobs found, pricing in USD

    I'm in search of a highly proficient WP PHP developer who can skillfully handle custom coding for product lines, focusing on the following: - Fix broken links: Specifically, the broken links on product pages and in navigation menus. - Modify existing functionality: This includes adding new features, updating existing ones and removal of unnecessary ones. - Improve performance: Optimization and tweaks as necessary to boost the overall performance. Ideal candidates will have extensive experience in WP PHP, understanding of linking strategies, and a knack for improving site functionality and efficiency. A comprehensive understanding of custom coding is paramount.

    $23 / hr (Avg Bid)
    $23 / hr Avg Bid
    90 bids

    I am seeking an experienced Linux/LAMP/PHP developer/sysadmin to update my PHP version from 7.2.34 on an AWS Amazon Linux 2 instance. You need to ensuring the smooth operation of my application, which majorly involves database operations, but I will do the checking. Main Requirements: - Update PHP version from 7.2.34 to a newer stable version at least 7.4. Desired Skills and Experience: - Extensive experience with PHP - Proven track record of updating PHP versions on live applications. Please include proof of similar past work in your proposals.

    $222 (Avg Bid)
    $222 Avg Bid
    47 bids

    I am seeking a coder versed in both C and Matlab to transform a small-sized C code into an efficient Matlab version. The C code involves complex loops and data structures which are to be accurately replicated in Matlab. Key tasks: - Conversion of input/output handling from C to Matlab - Translation of mathematical operations to Matlab functions/specifications - Re-implementation of control flow logic in Matlab environment The freelancer should possess experience with both C and Matlab, demonstrating a clear understanding of both the syntax and structures of the two languages. Familiarity with intermediate-level loops and data structures in the application of code translation is a plus. The project demands a meticulous approach to ensure the converted code maintains the original ...

    $14 (Avg Bid)
    $14 Avg Bid
    5 bids

    I have a simple PHP Guestbook script with a flat file Db. I need someone to add more entries in the posting form, see my example attachment. Including making the necessary changes and validations in the script for these new entries. Please make necessary adjustments in Admin Panel to reflect these new added entries, as needbe. Also, I would like the post results (Current Entries) displayed on a separate landing page. Not on the same page that is below the posting form. Please test out script on your own server.... Thank you

    $150 (Avg Bid)
    $150 Avg Bid
    69 bids

    My Magento 2 website hosted on a CentOS 7 server with cPanel is experiencing a sudden increase in the number of PHP-FPM processes it's using, despite no updates or modifications to the server. This issue is affecting the site's performance and stability. Key Project Details: - I am not aware of any recent surge in website traffic that could explain this sudden spike in PHP-FPM processes. - The problem lies in the custom extensions I'm using on the Magento 2 platform. Required Skills and Experience: - Expertise in Magento 2 is essential, as the issue seems to be rooted within the platform. - Previous experience in troubleshooting PHP-FPM process overloads is highly preferred. - Familiarity with CentOS 7 and cPanel is a plus, to ensure a comprehensive u...

    $34 (Avg Bid)
    $34 Avg Bid
    17 bids

    Hi Zubair Ali S., I noticed your profile and would like to offer you my project. We can discuss any details over chat.

    $125 (Avg Bid)
    $125 Avg Bid
    1 bids

    Project Deadline: 1 Hour Project Type: PHP Project Level: Standard PHP Type: 8.2 & Above Number of Bugs: 1 Project Overview: Our current PHP script submits a request to the OpenAI API & the Replicate API to retrieve their AI output. We have noticed that the “topic” value is not being successfully submitted with the request. All other form data is submitting fine We would like this fixed. 5* FEEDBACK WILL BE LEFT FOR YOU

    $14 / hr (Avg Bid)
    $14 / hr Avg Bid
    78 bids

    Memory updated Here's the revised description: Project Brief: Responsive Web-Based Chat App Interface for Edubot I am seeking a skilled coder to develop a responsive web-based chat app interface for my OpenAI assistant, "Edubot," which aims to assist teachers and pedagogues in Brazilian public schools. The design should be friendly, intuitive, and based on Telegram's layout and coloring. Key tasks for the freelancer: Create a consistently functional real-time messaging system Seamlessly integrate the UI with the Edubot OpenAI assistant Implement features for maintaining conversation continuity Provide options to copy chatbot responses and save/export answers to other formats Ensure a fully responsive design optimized for mobile devices Ideal freelancer requir...

    $200 (Avg Bid)
    Urgent Guaranteed
    $200
    8 entries

    I am in need of a designer to create a retro-style cover for my upcoming ebook, "Trivia for Seniors: Step Back in Time to the 50s, 60s, 70s, 80s throught the end of the 90s." This project is tailored for seniors aged 50 and up,...'EASY TO READ' and 'LARGE FONT.' -No white or extremely light backgrounds -6"x9"aspect ratio Ideal Skills and Experience: - Prior experience in designing book covers, particularly for older demographics, would be a huge plus. - Expertise in retro design and understanding of the design elements that appeal to the senior age group. - Strong communication skills to collaborate on the design and incorporate feedback. - A portfolio showcasing your previous work in the realm of retro and senior-targeted design. I&#...

    $50 (Avg Bid)
    Guaranteed
    $50
    31 entries

    I need the Power Automate coder for multiple jobs. Details will be discussed.

    $7 - $66
    Sealed
    $7 - $66
    8 bids

    I am looking for a senior software engineer with experience in Java, Python, and C#. The main task is to develop a robust web application using Spring Boot. Familiarity with Azure and .NET will be a plus. Key requirements include: - Developing a web application - Implementing User authentication - Integrating with databases - API integration Ideal candidates should have: - Proven experience in Java, Python, and C# - Strong knowledge of Spring Boot - Familiarity with Azure and .NET - Ability to implement User authentication - Experience in database and API integration. I'm looking for a professional who can deliver high-quality work in a timely manner.

    $15 / hr (Avg Bid)
    $15 / hr Avg Bid
    64 bids

    I need an experienced PHP developer with a solid understanding of Stripe's payment platform. This project's main objective is to develop a script that sends a post request to Stripe for over-capturing an authorized payment. The over-capture is performed to modify payment details, specifically the amount billed due to additional charges accrued. Expertise in handling Stripe’s transactional operations and PHP post request handling is necessary. Skills Required: - Proficiency in PHP - Extensive experience with Stripe API - Familiarity with financial transaction processes - Strong problem-solving abilities

    $7 / hr (Avg Bid)
    $7 / hr Avg Bid
    28 bids
    PHP script customisation 6 days left
    VERIFIED

    I need an experienced PHP developer to help with customizing a PHP script. The specific details of the modifications are: - User Authentication: Implement an effective user authentication system. - Database Integration: Ensure seamless integration with our existing database. - UI/UX Enhancements: Enhance the user interface and user experience of the script. Please note that the specific PHP script has not been disclosed, and further details regarding the script's functionalities have not been provided. The successful freelancer will need to be able to navigate and modify PHP scripts efficiently and have a good understanding of user authentication, database integration, and UI/UX principles. Your expertise in PHP and familiarity with various scrip...

    $101 (Avg Bid)
    $101 Avg Bid
    20 bids

    As a developer of an advanced intrusion detection system, I require a proficient Python coder with experience in data analysis and security systems. The task at hand comprises testing and measuring the accuracy of my existing model using the Nsl-kdd dataset. Your primary responsibilities would include: - Thorough testing of my intrusion detection system, using the provided dataset. - Extracting and predicting the accuracy of intrusions detected by the model. With a significant grasp of Python, data analysis, and an in-depth understanding of testing methodologies, you are an ideal fit for this project. Previous experience with intrusion detection systems would be highly advantageous. The ultimate goal is to evaluate and potentially enhance the efficiency of my model. Also after...

    $159 (Avg Bid)
    $159 Avg Bid
    43 bids

    ...skilled professional to help with the maintenance of my websites built with core PHP and MySQL. Key Tasks: - Website changes: Regular content updates and design changes are anticipated, so the candidate should have flexibility and be comfortable with changes. - Feature Additions: I'm looking to extend the functionality of the websites, so the candidate should be able to implement new features. - Bug fixes: It's essential for the candidate to have a keen eye for identifying and fixing bugs that may arise within the websites. - Security updates: The candidate should be able to stay up-to-date with the latest security trends and ensure the websites are secure. - Performance optimization: A deep understanding of PHP and MySQL is required to optimize the performance...

    $8 - $15 / hr
    Sealed
    $8 - $15 / hr
    92 bids

    App Version 1.6 Laravel Version 7.30.6 PHP Version 7.4.33 Extension IonCube Loader is installed License code "To handle the Codegyan scripts. This was a prepaid version with multiple restaurants. This website is only for the orders that roll. As I checked, the speed is slow due to the JavaScript library not working properly. We need to update HTML for all three panels: user, restaurants, driver. Do you want to integrate new HTML? I need to remove the Livewire from my website. Delete all files not important for the website and logically structure all pages of the files. The website will only be used for delivery. Everything else must be deleted. Current version." musst be updated to the new version

    $164 (Avg Bid)
    $164 Avg Bid
    140 bids

    I'm looking for a skilled PHP developer to create a web system primarily focused on data analysis. The system will serve as a platform for users to perform detailed data analysis. Key features to include: - User Registration and Login: The system should have a secure user registration and login functionality to keep the data protected. - Various Search Modules: I would like the system to have search capabilities by name, date, and category. This will allow users to slice and dice through data effectively. Ideal skills and experience: - Proficiency in PHP: As the core technology of this project, you should have a strong background in PHP. - Data Analysis Expertise: Experience in building systems that cater to data analysis will be a huge plus. - Security Knowled...

    $139 (Avg Bid)
    $139 Avg Bid
    85 bids
    Simple Nuxt Page Development 6 days left
    VERIFIED

    Urgent thing: I need senior Next developer Who can start immediately? It is simple task and needs to complete within 2 hours. Thanks

    $23 (Avg Bid)
    $23 Avg Bid
    38 bids

    Hello I have a web app that im building for my customers. ...customers. And I already hired someone to setup the sign up page.. All you have to do is add the google sign up and finish setting up the backend for the setting pages. I also added notes to my prototype design explaning each feature. React JS is used for the front end. And the PHP Laravel was used to start this project. I would like to pay $150 - 200 for this project. If the work goes well then I will use your services to finish building the rest of the features. Im also building a software company here in america so for the right person i can provide work for years!!! I would like to hire someone today.

    $158 (Avg Bid)
    $158 Avg Bid
    179 bids

    I am looking for a proficient python developer to help in enhancing a Telegram PHP bot. With your skills and experience in bot programming, I am confident we can have this bot become even better. As part of this project, you need to: 1. Customize Bot Commands: - Add new commands as per the specific requirements I will share. 2. Change Chatbot Responses: - Modify existing responses in a way that improves the user engagement. - Delete some responses that are no longer relevant. 3. Integrate Third-Party APIs: - This integration will help the bot offer more utilities and functionalities. The ideal candidate for this project should have extensive knowledge in Telegram bot development, PHP, Python, and experience in third-party API integration. I look forward t...

    $8 / hr (Avg Bid)
    $8 / hr Avg Bid
    37 bids

    Hi Freelancers, (URGENT) : need this Today ! I have a codecanyon script, please check it here : I need to use whatsapp only, don't need SMS feature, I have a VPS without control panel and I want to install it and make whatsapp works without any problem. Thanks Amine

    $27 (Avg Bid)
    $27 Avg Bid
    25 bids
    PHP Developer 6 days left

    Php developer for a web portal ( College search engine cum admission portal )

    $300 (Avg Bid)
    $300 Avg Bid
    40 bids

    I'm having a problem while I am trying to install Laravel and Composer. It needed to install brew. I have installed brew but now I can't install php and composer. There was a problem while I installed the brew. Now I need to uninstall brew and install brew again and then install PHP, composer, and anything else that needs to run Laravel. I am adding a screenshot please check it carefully. If you can help me then apply for it. You will help me through google meet or zoom call. I will do it and you will guide me.

    $19 (Avg Bid)
    $19 Avg Bid
    12 bids

    I'm in need of a proficient PHP developer to create a custom code for communicating with an Ingenico POS terminal via Ethernet. Here are the specifics of the project: - **Communication Method:** The primary method for the communication is through Ethernet. You need to be well-versed in this type of communication to tackle this task efficiently. - **Transaction Handling:** The main purpose of the code is to transmit the amount to the terminal and verify if the transaction can be successfully processed. **Requirements**: - experience in PHP - Prior experience with Ingenico POS terminals or similar devices is a plus Please note that this project is solely for the communication between the system and the terminal. There is no need for integration with the banking systems...

    $169 (Avg Bid)
    $169 Avg Bid
    56 bids

    I need a PHP Laravel system developed for my salon. It should include features for appointment booking, client management, and inventory management. Key Features: - Appointment Booking: The system should allow clients to schedule appointments easily. - Client Management: It should have a database for client management, allowing us to store and access information about our customers. - Inventory Management: The system should also include a feature for managing our salon's inventory. Design: I do not have a design or template for this system. Therefore, I'm looking for a developer who is skilled in creating a user-friendly and aesthetically pleasing interface. Online Payments: While the system should support appointment booking, I do not require online payment processing....

    $196 (Avg Bid)
    $196 Avg Bid
    125 bids

    I am seeking a PHP developer who is experienced in frontend development, and an expert in PHP frameworks and MySQL database integration. The focal point of the project is database management. • Main responsibility of the PHP developer will be to build new databases, thus experience in this is essential. • A background working with PHP frameworks and MySQL is crucial for success in this role. • The role also entails some front-end development tasks. Successful applicants will illustrate these skills throughout their portfolio in relation to past projects. If you are a self-starter with a penchant for database management, I look forward to receiving your bid.

    $301 (Avg Bid)
    $301 Avg Bid
    57 bids

    Hi, we are looking for a PHP developer who can train the ChatGPT API with our custom data. This way, we can set predefined custom data for the chatbot, allowing it to respond solely based on our saved data. All work will be done using core PHP.

    $30 - $250
    Sealed
    $30 - $250
    32 bids

    I'm looking for a skilled Laravel PHP developer to help me make some functionality changes to my website. This will involve adding new features to the website. The changes required include: - Implementing a user registration/login system - Creating an interactive user dashboard Ideal candidates should have: - Extensive experience with Laravel PHP - Strong knowledge of web applications and databases - Prior experience in implementing user management systems - A creative approach to designing interactive user interfaces Please note that the website is already up and running, the task is to add these new features without affecting the existing functionality. It's crucial that the changes are seamless and user-friendly.

    $325 (Avg Bid)
    $325 Avg Bid
    91 bids

    Hey, We are looking for Senior Blockchain Developers (5+yrs) with a deep understanding of L2, Rust, C++ and Solana codebase. If you feel this is a good fit, please send your CV Max rate is 16$

    $19 / hr (Avg Bid)
    $19 / hr Avg Bid
    24 bids

    ...functionality bugs with my Laravel PHP scripts. I am seeking a skilled Laravel developer who can fix these issues and perform a minor customization of the scripts. The ideal candidate for this job should: - Have extensive experience with Laravel PHP - this includes, but is not limited to, fixing bugs, optimizing performance, and customizing scripts. - Be able to generate a detailed project proposal outlining their approach to the tasks at hand. - Understand that while I don't have previous or competitor projects to use as an example, I do have specific ideas about what my desired outcomes are. Your proposal should demonstrate understanding of these requirements and propose a solution to address the issues. If you love problem solving and have the right skills to ...

    $172 (Avg Bid)
    $172 Avg Bid
    152 bids

    I'm seeking an experienced PHP developer to help me address some pressing issues with my website. Key responsibilities include: - Resolving error messages that are currently present on the site - Adding a new function to the website: specifically, facilitating the editing of existing customer information in the database The ideal candidate for this role will have: - Proficient in PHP and MySQL - Prior experience in resolving error messages - Knowledge of and experience with customer database management Please provide your bid, along with your relevant experience, for this project.

    $91 (Avg Bid)
    $91 Avg Bid
    82 bids

    I'm in need of a PHP developer to handle a variety of tasks related to both web development and database management. Your skill set should include PHP and experience in working with SDKs and APIs. Ideally, your expertise aligns with the following requirements: - PHP Web Development: You should be proficient in PHP and capable of working on web development projects. - Database Management: You'll be expected to handle database management tasks, so experience in this area is a plus. - SDK and API Integration: While the specific SDKs and APIs have not been detailed, having experience in integrating SDKs and APIs is desirable. Your understanding of these areas will be crucial in delivering quality work for this project.

    $20 (Avg Bid)
    $20 Avg Bid
    16 bids

    I'm seeking a professional CV writer to craft a compelling and polished CV for a senior financial manager position. - You must be experienced in crafting CVs specifically for financial managers. This is because you need to understand what makes a senior financial manager CV stand out in a competitive job market. - You should be able to highlight my senior-level experience and expertise in the finance industry. - The CV should be tailored towards a job application, so it should be concise, engaging and designed to make a strong impression on potential employers. In your bid, please include examples of previous CVs you have written for senior professionals in the finance industry. Understanding of specific financial jargon and a good eye for detail will...

    $94 (Avg Bid)
    $94 Avg Bid
    61 bids

    I'm seeking an experienced PHP Symfony developer with expertise in Doctrine ORM and MySQL, to help build various functions within our SaaS. - Objective: The main goal of this project is to build up several functions within our existing SaaS platform. - Design Guidelines: You are required to follow specific design guidelines that are already in place for this SaaS platform. Ideal Candidates: - Proficiency in PHP and Symfony with a focus on building and extending SaaS platforms. - Experience with Doctrine ORM and MySQL is a must. - Strong understanding of security principles especially around key/token use. - Experience building headless systems that are for integration with over API. - Ability to follow existing design guidelines while implementing the required functio...

    $7 / hr (Avg Bid)
    $7 / hr Avg Bid
    43 bids

    Please read the entire job post, before you bid. I'm in urgent need of a skilled PHP developer to create a comprehensive user registration form for a website. The form should feature essential capabilities such as: - User Registration: The form should allow users to register for the website in the MySQL. - Data Validation: The form should include robust data validation to ensure that all fields are correctly filled in. - Email Confirmation: Following registration, an email confirmation system should be in place to confirm the user's email address. Notes: User selects a username, this must not be in the DB already. Email and phone should also be unique in the DB. Also there is a need to check if the username of a referral exists in DB. Page design is done, no work for ...

    $143 (Avg Bid)
    $143 Avg Bid
    110 bids

    We are Trusted Hearing (), a local audiology clinic based in Doncaster East, seeking an experienced SEO freelancer to enhance our Google search results. Our primary objective is to boost our online visibility and attract more clients from our key demographics, including senior citizens, older individuals, and parents of young children aged three years and older. Responsibilities: - Conduct an in-depth SEO audit of our existing website to identify key areas for improvement. - Develop and implement a focused SEO strategy tailored to our specific audience groups. - Optimize website content, structure, and on-page elements such as meta tags and descriptions to enhance organic search rankings. - Apply local SEO techniques to increase our visibility in local search results

    $577 (Avg Bid)
    $577 Avg Bid
    160 bids

    We are a leading digital marketing agency dedicated to helping businesses succeed online through strategic SEO solutions. Focusing on driving organic traffic, increasing search engine rankings, and maximizing ROI, we empower our clients to achieve their digital marketing goals and thrive in today's competitive landscape. We are seeking a highly skilled and experienced Senior SEO Specialist to join our team. As a Senior SEO Specialist, you will lead the development and implementation of advanced SEO strategies to deliver measurable results for our clients. -Minimum of 03-05 years of experience in SEO with a proven track record of success in improving search engine rankings and driving organic traffic. -Deep understanding of SEO principles, techniques, and best practi...

    $109 (Avg Bid)
    $109 Avg Bid
    70 bids

    I'm seeking a skilled social media manager and marketer to handle our election campaign across Facebook, Twitter, and Instagram. The target audience includes young adults (18-24), middle-aged adults (25-54), and senior citizens (55+). Looking for Freelancer from Mumbai, Pune or Navi Mumbai. Need to know Marathi Language along with Hindi and English Key Goals: - Increasing brand awareness - Encouraging voter engagement - Promoting our candidate's policies Skills and Experience Required: - Proven track record in social media management and marketing, specifically for political campaigns or similar sensitive projects. - Proficiency in using Facebook, Twitter, and Instagram for business purposes, including campaign management features. - Understanding of different demogra...

    $83 (Avg Bid)
    $83 Avg Bid
    22 bids
    PHP Code & Database Error Fix 5 days left
    VERIFIED

    I need a fast turnaround to correct error messages in my PHP code and database. The main goal of my PHP application is to upload content to the database and ensure the site displays it correctly. Key Responsibilities: - Fixing error messages in PHP code - Addressing database issues - Ensuring smooth content uploading functionality - Ensuring the site can retrieve and display content from the database Ideal Skills and Experience: - Proficient in PHP - Strong understanding of database management - Prior experience in troubleshooting and fixing error messages - Ability to work fast and deliver under tight deadlines.

    $30 (Avg Bid)
    $30 Avg Bid
    112 bids

    MUST READ ALL DESCRIPTION As a growing company, we are in need of an experienced and highly skilled Senior Full Stack Developer to help us create a dynamic and interactive application. Please feel free to schedule a meeting via this link. Just write "READ ALL, OK! I SCHEDULED"

    $19 / hr (Avg Bid)
    $19 / hr Avg Bid
    115 bids

    MUST Read All DESCRIPTIONS! I'm seeking a highly skilled data engineer with a strong proficiency in Apache Kafka to work on a data integration project. The main objectives of this project are: - Integrate various data sources: structured (SQL database), semi-structured (XML, JSON), and unstructured (emails, documents) - Develop a robust data flow architecture - Ensure efficient data transmission across systems The perfect freelancer for this job should possess the following characteristics: - In-depth knowledge and practical expertise with Apache Kafka - Experience with integrating diverse data sources, such as SQL databases, XML, JSON and unstructured data (emails, documents) - Proven track record of successful data integration projects Feel free to schedule a meeting using...

    $25 / hr (Avg Bid)
    $25 / hr Avg Bid
    20 bids

    I am looking for an experienced React Native developer to handle a significant upgrade for my app. Key Requirements: - App Platforms: The app is currently on both iOS and Android. I need the freelancer to update and maintain both versions. - Design Flexibility: While I have a specific design in mind for the upgrade, I'm also open to suggestions and design improvements. - Bug Fixing: The current version of the app has several bugs that need to be fixed. I'm looking for someone who can identify issues and deliver a bug-free app. Ideal Skills: - Extensive experience in React Native development, ideally with a strong portfolio of mobile applications. - Proficiency in both iOS and Android development. - A keen eye for design, with the ability to work to a design brief or come up wit...

    $12 / hr (Avg Bid)
    $12 / hr Avg Bid
    119 bids

    I am seeking an experienced Arduino coder for my robotics project. The primary task involves coding for a robot that specializes in collecting tennis balls from the ground. Key tasks and responsibilities: - Sensor-based detection: The robot needs to be able to identify and pick up tennis balls from the ground using sensors. Your code should enable the robot to execute these functionalities efficiently. I prefer if you have: - Proven experience in coding with Arduino, especially in robotics. - Detailed knowledge and experience in sensor-based detection systems. Your role in this project is vital for the operational success of the robot. Please only bid if you're confident in your ability to meet these requirements.

    $15 (Avg Bid)
    $15 Avg Bid
    5 bids

    I need an expert to build a brand identity geared towards the seniors (50+). Even though I don't have specific design elements in mind, I'd like the branding to resonate with this audience in a profound and significant way. Key Responsibilities: - Understand the preferences, behaviors, and tastes of the 50+ age group - Create a branding strategy that leverages this understanding - Develop key branding elements such as logos, color schemes, typography, and brand voice Ideal Skills and Experience: - Proven experience in brand and identity creation - Strong understanding of the 50+ demographic - Ability to create a strong branding strategy from scratch - Excellent graphic design skills - Ability to interpret and cater to abstract briefs. I look forward to working with someone...

    $20 / hr (Avg Bid)
    $20 / hr Avg Bid
    23 bids

    We seek a highly skilled Senior React.js Developer with at least 5 years of experience and advanced english to join our client´s team. Responsibilities: • Develop and maintain high-quality, reusable codebase using React.js. • Design and implement user interface components and layouts. • Collaborate with product managers, designers, and other team members to translate requirements into technical solutions. • Optimize application performance for maximum speed and scalability. • Conduct code reviews, provide feedback, and mentor junior developers. • Stay updated on emerging technologies and best practices in React.js development. Requirements: • Bachelor’s degree in Computer Science, Engineering, or related field (or equivalent experienc...

    $32 / hr (Avg Bid)
    $32 / hr Avg Bid
    100 bids

    Hello, Hope you are doing well. We're actively looking for a senior engineer with expert level Solidity smart contract skills with a web3 focus. You must have deep expertise in securing smart contracts using a combination of processes (ex: code reviews, audits), tools, and techniques. Bonus if you have a Security background. If your someone that's developed and shipped DeFi smart contracts holding significant value, we want to hear from you! This is a fully remote role and you'll be working in a fully distributed team with members across the globe. Responsibilities You'll implement new ideas, designing and testing complex DeFi smart contracts You'll take authority in your team checking your colleagues code for correctness and security Work with external se...

    $31 / hr (Avg Bid)
    $31 / hr Avg Bid
    55 bids

    I have a php script website that lets me enter employee hours. been 1 month it has been extremely slow when I enter a new entry loading takes a long time. Need to fix. Also if able to add feature such as bulk entry and ability to write notes on an entry.

    $68 (Avg Bid)
    $68 Avg Bid
    97 bids

    ...need a PHP script created that integrates with the XTB Trading API to perform 5 key functions. i have already done the and have got the session_ID token. This is an easy project and this should take around 4 to 5 hour max for a good PHP Coder Key Functions: - **Login**: The script should be able to log in to the XTB Trading API using the provided login credentials and OAuth token. - **Get Current Trades**: The script should be able to retrieve information for current trades, specifically the Trade ID. - **Open Trade**: Allow creating a new trade using the API. - **Delete Trade**: Allow deleting an existing trade. - **Create / Delete Order**: Implement the ability to create or delete an order. Key Requirements: - Expertise in PHP and API

    $21 (Avg Bid)
    $21 Avg Bid
    15 bids

    I need a skilled PHP, JS, and Bootstrap developer who can create two pages for me. The first page will be based on Mapbox and should offer zoom in/out functionality. The second page will be used for adding new pins to the map dataset. Here's what I'm looking for in each page: - **Mapbox Page** - Implement zoom in/out functionality. - **Add New Pins Page** - Allow users to add new pins by typing the beginning of an address, which will then be automatically found using the Mapbox Geocoding API. - Display an overlay with basic info about the new pin. Ideal Skills & Experience: - Proficiency in PHP, JS, and Bootstrap - Prior experience with Mapbox and its Geocoding API - Strong understanding of UI/UX principles for web applications - Ability to create seamle...

    $210 (Avg Bid)
    $210 Avg Bid
    120 bids

    As a growing business, I'm looking for a skilled designer ...visually appealing ad that conveys the message effectively in a limited space. - Providing the ad in a format that is easily adaptable to different platforms and sizes. - Delivering the final product on time and according to our brand guidelines. Ideal skills and experience for this job: - Proven experience in digital ad design, particularly for product promotions. - Understanding of adult and senior audience preferences and design best practices. - Proficiency in creating ads for websites and newsletters. - Strong communication skills and ability to understand and translate business needs into visual content. - A portfolio that showcases previous successful digital ads and a deep understanding of what makes a digita...

    $81 (Avg Bid)
    $81 Avg Bid
    100 bids