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Blockchain Developer for Invoice Smart Contract

$30-250 USD

Closed
Posted over 5 years ago

$30-250 USD

Paid on delivery
Developers needs to create smart contract. The application will be for invoice. We will put invoices on the blockchain. Developer needs experience with smart contract. Type smart contract invoice.
Project ID: 17765938

About the project

27 proposals
Remote project
Active 5 yrs ago

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27 freelancers are bidding on average $399 USD for this job
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Hi, My proposal is in regards to writing blockchain for the invoice smart contract. I understand the requirements of your task and feel positive that my relationship will provide the ideal stepping stone for not only creating a compelling write-up but distributing it to the right audience for your need by using my experience of last 5 years. Message me so can discuss the further details and set the milestones on mutual understanding. My skills: Blockchain, Research Writing. Regards, Sam.
$40 USD in 4 days
4.8 (7 reviews)
5.5
5.5
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Hello, i'm a solidity developer and i think i have a solution for your problem. I'll need more information about your requirements and a invoice sample to give you a proposal, please send a message for more information
$200 USD in 3 days
5.0 (14 reviews)
4.3
4.3
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Did similar work before, need discussion
$250 USD in 5 days
4.5 (3 reviews)
3.9
3.9
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We have expertise team of developers, We worked on cryptocurrency projects like Cryptocurrency exchange development, API integration/development for Coins/Exchanges. We also worked on certification transaction using blockchain and lender and borrower software using blockchain technology (ERC20 Token, Ethereum based system, Smart contract to avoid third party involvement) Whitepapers : We done 3 whitepapers , We have also expertise team of content writer. We have 10 years of experience in IT industry (Website Development, Website Designing, Customize Software, Content Writing, SEO) We have expertise team of (Developers) PHP, Mysql, Ajax, Angular JS, (Designer) HTML, CSS, Jquery,Javascripts, Bootstrap. We believe in transparency in costing and customer satisfaction on project delivery. Please initiate chat for further discussion on requirement, quote and timeline . For more reference work check our portfolio: https://www.freelancer.com/u/iwebphpdeveloper We look forward to your response. We will be happy to assist you! Best Regards, Abhijeet
$616 USD in 15 days
3.5 (2 reviews)
4.0
4.0
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Hello Could you please clarify more the project ,the smart contract you need to create will be setup on ethereum ,and if you need GUI or just a working smart contract Thank you in advance
$200 USD in 3 days
5.0 (1 review)
2.5
2.5
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Hello , I am a blockchain developer and an architect rich experience with blockchain (both public and private), Ethereum, Bitcoin, smart contracts, ICO, tokens. I have reviewed your project description and I would like to write Invoice Smart Contract using blockchain technology with all features as per your requirements . I have successfully completed many projects for my customers from corporate, charity and public sectors all over the world. I have been providing them with full cycle web solutions, cryptocurrency exchange systems, cryptocurrency trading bots and many other custom Blockchain solutions. For more than 5 years I have been working on implementing Blockchain and building DAPP solutions from the ground up. My expertise includes building new cryptocurrencies and performing hardforks of the existing PoS and PoW solutions, modifying algorithms and coin supply schemes, customization of wallets etc. I also built several FinTech solutions utilizing blockchain technologies, among them there are money transfer application on top of Corda framework and B2B money lending service built on Hyperledger Fabric. I would appreciate the opportunity to meet with you further talk about my previous experience. Best Regards...
$100 USD in 3 days
5.0 (2 reviews)
2.0
2.0
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Hello Client. Thank you for your job post. I'm a blockchain, Ethereum, NEO, solidity expert. I help people understand blockchain and how they can use it by outlining use cases and how the it may or may not apply. I've developed many marketplaces using Sharetribe, React, Ruby on Rails, AngularJS for last 3 years and recently I'm concentrating on building dAPPs including P2P betting, insurance, job search marketplace on blockchain. I also helped running business to extend their site to blockchain technology very smoothly. - 8 years of full stack web development experience - Python, Javascript, Ruby, PHP, GoLang - Django, AngularJS, Ruby on Rails, Laravel, React.JS - Cryptocurrency development (Ethereum, Smart Contracts) - Can help your organization launch an ICO (initial coin offering) - Cryptocurrency wallet and exchange development - Cryptocurrency Trading, Lending bot on Poloniex, Bitfinex, Bittrex - Solidity, Web3js, Truffle, ERC20 Reliable and 100% dedicated to high quality and timely delivery Kindly awaiting for your response. Thank you for your time and consideration
$155 USD in 3 days
0.0 (0 reviews)
0.6
0.6
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i am working on blockchain technology frkm last 12 months...i would do this ASAP
$166 USD in 7 days
0.0 (0 reviews)
0.0
0.0
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This is Arjun from Mohali, India. I have been into Bitcoin/Blockchain Development for the past five years and I have developed some very excellent crypto exchanges. I am a Blockchain expert and provide complete solutions relating to ICO, Smart Contract, White Paper, Blockchain Integrations, DAPPS, DAOS, Web Wallet and also ERC20, ERC23. I also have extensive experience in developing digital currencies with complete marketing plan as well. I can do this project within the given time as I expertise at it. I will ensure great communication throughout the project with timely updates about the progress of the project. I would like to have a chat with you about the project and discuss more about how I will be approaching this task. Ping me and let’s get started. Thank you.
$1,000 USD in 3 days
0.0 (0 reviews)
0.0
0.0

About the client

Flag of SINGAPORE
SIngapore, Singapore
4.9
31
Payment method verified
Member since Dec 18, 2014

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