Blockchain Jobs

Blockchain is a distributed register that is used to maintain a continuously growing list of records, called blocks. It has revolutionary applications in finance (such as cryptocurrencies like Bitcoin) and decentralized applications like online voting. Hire Blockchain Developers

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    42 jobs found, pricing in USD

    I need an android cryptocurrency wallet support bitcoin, ethereum, and a couple specific erc20 tokens we specifically

    $1052 (Avg Bid)
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    12 bids

    Hi There i am looking for a professional Whitepaper for a new ICO we will be launching. 30 Pages+ with a very good market research, included some economics with references and Charts. This is for a very specific market. I will give you around 20 - 40 % of the info I already have with an overview of the product. Knowledge of Token sales is very important and how to include it in the Whitepaper. Mos...

    $755 (Avg Bid)
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    32 bids
    Crypto Journalist 6 days left
    VERIFIED

    Tron Weekly Journal is looking for freelance crypto Journalist to cover Tron related news.. The ideal candidate has good communication skills and works well with a team to coordinate and execute the content strategies. Tron WeeklyJournal is Tron related news site that is going to be launched in October 2018. We strive to be a trusted source for the latest news and analysis in the Tron space. ...

    $5 / hr (Avg Bid)
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    4 bids
    I need a blockchain wallet 6 days left
    VERIFIED

    I need a blockchain wallet, for ios and android We need you to know about the blockchain and the cryptocurrency trading

    $2235 (Avg Bid)
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    19 bids

    I need modification on voting bot, which is written for Steemit web site. Bot written in JavaScript is currently working on Steem blockchain and it is automatically voting on post published on Steemit web site. Bot must be modified so, that it will be working on a blockchain and website, which are forked from Steem.

    $185 (Avg Bid)
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    3 bids

    I need to have a cryptocurrency trading exchange platform built to trade our own ERC-20 token. I only want to list BTCXXX ETHXXX. Users will be able to fund their account with BTC or ETH then buy/sell XXX. Account security should be very tight and you'll need to install Two-Factor Authentication via Google Authenticator. You must provide exchange sites(at least one) you developed and a reason...

    $2766 (Avg Bid)
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    19 bids
    Build An Ethereum DAPP 5 days left
    VERIFIED

    If you can develop on ethereum blockchain fine if not do not bid

    $915 (Avg Bid)
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    19 bids

    Dragon Corp is a dedicated FinTech company that is fully committed to presenting a state of the art Blockchain payment solutions. We are the technology behind the Dragon Coin - the world's number one entertainment token; have our own digital asset exchange (DRGx) and the secure and easy to use Dragon Social Wallet. We sponsor professional fighters, olympic boxers, winning motor sport teams, ...

    $17 / hr (Avg Bid)
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    27 bids

    Hello i need a expert developer can help me to config crpto address api config in my exchange [login to view URL] only experts

    $531 (Avg Bid)
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    17 bids
    Python Dev / Deamon RPC Dev 4 days left
    VERIFIED

    Hello, We looking an expert on Python / Node.js for working with an RPC Deamon Crypto like bitcoin, litecoin etc. we need to create wallet and display each new wallet on a website page. Simple but you need good knowleadge with python / node.js. Thx you.

    $14 / hr (Avg Bid)
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    15 bids

    Hi! We are looking for a developer fluent in coding. You must be able to work independently and provide weekly/daily updates with how the project is going. We are looking for an expert who can can take direction and run with it. Here are the qualifications: Mobile programming (Android and IOS) Mastery of APIs Ability to read and understand documentation Experience with Blockchain IOS developer...

    $53 / hr (Avg Bid)
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    65 bids

    Create basic hyperledger blockchain on aws using template.

    $447 (Avg Bid)
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    11 bids

    It will be a project of this time, it will be a production incorporating the Smart Contract system. · HP (with application form) · Database construction ·Dashboard · Enhanced security · Smart Contract · Issuance of coins · Mobile wallet development I would like to issue new coins and make it possible to divert them. It is Ether base. It is in such ...

    $36 / hr (Avg Bid)
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    31 bids

    Dear Sir/Madam, We have Coin Name Pioneer Coin, [login to view URL] We need Blockchain developer who can do moderation, we have following requirement for our project, 1: Master Nodes Master node reward should split to three i: 45% to Miners ii: 45% to that wallet who fixed 1000 COINs. iii: 10% to self development wallet 2: Wallet our members complaining about wallet have...

    $4175 (Avg Bid)
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    40 bids

    My name is Jonathan Byrne, and I work for a blockchain company Yetta. Yetta is a global monetary innovation that leverages over 4 years of blockchain research and development funded by the European Union. Built from the ground up, our unique blockchain package comprises of a third-generation blockchain, smart contracts virtual machine, and DAPP store, that vastly outperforms current industry leade...

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    27 bids

    Miners validate new transactions and record them on the global ledger ( blockchain ) for a new cyptocurrency. International company with many other projects available for the successful. Fluent English is required.

    $16 / hr (Avg Bid)
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    I have an exisiting "Small" Mining Farmand need help to optimise it. - What pool to be used - what Crypto Currency to be mine now and in the future - optimise and automise the Mining Farm

    $1256 (Avg Bid)
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    22 bids
    redpacket weixin 2 days left

    need red packet services weixin

    $643 (Avg Bid)
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    16 bids

    SedCoin is a blockchain based start-up crowd leasing application platform. We need a simple and unique logo with high quality design. The logo should be represent 'Seductive', 'CryptoCurrency', 'Coin', etc. For your inspiration, we like Binance coin.

    $346 (Avg Bid)
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    86 bids
    Hyperledger Expert 2 days left
    VERIFIED

    Hyperledger expert who has worked on the Hyperledger project. Someone with a business mind and interested in setting up business. Someone also needs to train me

    $206 (Avg Bid)
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    8 bids

    Greetings! we are seeking an experienced blockchain developer. Now we are on progress to make realistic 3d game and we need to integrate blockchain for its infrastructure. Do not hesitate to apply. Hope to hear from you soon.

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    47 bids
    Blockchain Developer 1 day left
    VERIFIED

    Blockchain developer to tokenize real estates , diamonds. Only bid if you have done this before. We will go indepth for discussion. Real good potential to work with us as we have secured funding.

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    20 bids

    I need highly talented developers for my blockchain project. further details will be disclosed after the NDA contract.

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    56 bids

    Hello I am looking to get my Ethereum Smart Contract to get Audited from Some Blockchain Security Expert

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    Hello everybody, I'm working on the implementation of Blockchains. I am looking for people interested in this type of projects, which can provide testing, and other cooperations. Thanks

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    Solution for having Banking Industry

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    Strengthscape is looking for a freelance presenter for a Webinar in the above mentioned field, with a minimum experience of 8 years.

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    This project involves producing a small system to run contracts in a batch setting. Key skills are - 1. Solidity, programming, Remix testing 2. Ethereum, public network, etherscan, metamask, myetherwallet 3. Ubuntu 16.04 4. backend language - eg node.js The role requires that a program is signed offline and then broadcast. Therefore a batch program can control the processing.

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    Main goals: to invent the simplest technical solutions for business problems; writing a technical task and setting tasks for developers (solidity, javascript, html, css); code review, control of developers and ensuring the implementation of development plans in a timely manner; participation in the writing of documentation; hiring developers (forming requirements for candidates and conducting int...

    $39 / hr (Avg Bid)
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    12 bids
    Bustabit/Ethercrash Replica 1 day left
    VERIFIED

    I have a private bustabit source similar to [login to view URL] Looking for a developer to turn it into a website that runs on dogecoin and not bitcoin. Would be great if we can talk over discord/skype

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    26 bids

    I need a custom Bustabit betting script created with a very simple strategy.

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    The project has to be a simple blockchain file share smart contract. Files will be downloaded only by determined users and all the users will be able to know, who has access the files and when and if the file has been changed. Also, the files have to be encrypted. Ethereum blockchain or other opensource software can be used for the project. As much code used from opensource solutions it will be be...

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    Blockchain.com developer 1 day left
    VERIFIED

    Add bitcoin payment gateway to my ecommerce website. A blockchain developer.

    $700 (Avg Bid)
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    9 bids

    I need a cryptocurrency wallet app which will support exchange of my token for BTC and ETH

    $8636 (Avg Bid)
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    60 bids
    Cryptocurrency Exchange Offer 11 hours left
    VERIFIED

    I'm looking a team to work on the cryptocurrency decentralize exchange which is already developed. Its almost listed on coinmarketcap! We need to collect some fund for exchange then we can run smoothly! If you have an interest in running own business private me.

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    Seeking a professional Mathematik Blockchain programmer that can create a HFT Algorithm Bot to trade in CryptoCurrency markets on all exchanges. The BOT I wish to have established is to minipulate CryptoCurrency Held in different exchanges. Ex: putting buy or sell orders in within milliseconds and re taking them for a profit before avaerage traders get the chance. This procedure can be performed o...

    $39 / hr (Avg Bid)
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    RubyKube Expert 5 hours left

    I have a private blockchain, forked from Ethereum, with our own tokens, smart contracts, wallets etc. Now I would like to launch our own exchange, including our own tokens, as well as traditional cryptoassets (btc, eth, ltc, etc) with different currency pairs. I'm looking for an expert in RubyKube to help us build and deploy a crypto exchange based on RubyKube / Peatio on AWS.

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    Need a blockchain and ICO content writer that is qualified in some famous forums and social networking site As I have mentioned, proof of work before is a must, people with experienced profile and other social links needed Inbox me when you BID, I will remove those who bid but never inbox.

    $279 (Avg Bid)
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    9 bids
    Build A CryptoCurrency Exchange 15 days left
    VERIFIED

    we want to build a cryptocurrency exchange not token exchange not ICO website crypto exchange BTC BCH ETH LTC XRP NEO USDT also, we want to add two fiats for trading all coins should be able to trade with each other as a pair and for fiat as well *** you can download requirements document and read that in depth and word by word *** if you want to have a chance to choose as this project freelanc...

    $6000 - $8000
    Featured Sealed
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    106 bids

    Требуется кастомная имплементация Cryptonight майнера на JavaScript (не для вирусного майнинга).

    $22 / hr (Avg Bid)
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    We are looking for a Software Engineer, familiar working with Blockchain (Ethereum) to take responsibility for developing cutting edge DApps. Requirements - Responsible for the development of new Blockchain based solutions as well as smart contracts (Ethereum). - Create tests to accompany produced code. - Write code with security and resiliency in mind. - Work in partnership with Web Serv...

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    Ich suche einen Ethereum-Developer der Interesse an einer langfristiger Zusammenarbeit hat. Ziel der Partnerschaft ist der Aufbau eines Full-Service-Providers im Bereich ICO.

    $33 / hr (Avg Bid)
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    9 bids

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