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.

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    37 jobs found, pricing in USD
    Crypto and Bitcoin Expert 6 days left
    VERIFIED

    Hi, We are looking for a crypto and bitcoin expert who has the following domain knowledge : 1. Convert paypal to btc 2. Popular forums of btc 3. Free bitcoin faucets 4. Bitcoin advertising networks 5. Sending and receiving payment via bitcoin 6. Bitcoin wallets 7. Everything else to know about bitcoin Please bid if you have dealt with bitcoin before. Best,

    $302 (Avg Bid)
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    6 bids

    I am needing a developer who fully understands blockchain principles, who I can run my ideas against and hopefully start something bigger. In hopes of creating my own alt-coin. Please advise and send your proposal if you feel like your'e the right candidate.

    $2626 (Avg Bid)
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    26 bids

    Hello, We are looking for person who can build as Strategy for Auto-bot trading in crypto currency. You need to have experience with Forex or crypto trading.

    $202 (Avg Bid)
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    2 bids

    We started a cryptocurrency exchange on freelancer. But due to the freelancer taking more than 6 months to develop instead of 45 days we had to stop with him. We need a developper or a team that will be able to finish the job that has beeen started. The exchange need redesign and implementation of ethereum node. The coin traded will only be ER20 tokens.

    $2759 (Avg Bid)
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    25 bids

    Create alt coin bounty program account from scratch. Please see attached document for details. Progress will be monitored daily including accrual of daily alt coins earned totals. I take possession of all accounts at the end of the project. If you would like to bid on this job please attach a list of what you will deliver and when. I will know then that you read and understand the job.

    $117 (Avg Bid)
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    20 bids

    Do you know the ETH and MDZA? Please bid on this if you know convert eht to mdza.

    $38 / hr (Avg Bid)
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    7 bids

    Use Playground, fabric, hyper ledger rest API. The Blockchain solution should be well designed and include the following core like: • Blockchain solution use case overview • Identification of o Participant, Assets, and Transactions o Applications and Events o External system integration • Modeling business network definition including o Participant, Assets, and Transactions o Acce...

    $230 (Avg Bid)
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    15 bids

    Overview: nodejs,javascript, gulp, bootstrap fronted, 1. Problem We have worked faucet script. The problem is , funds sends to user is ETH and not our TOKEN. Or smart contract send function is adminIsuueFunds. So, this is should be fixed to send our MDZA token. Tesnet smart contract:[login to view URL] 2. addon We need to fix/add faucet frequency. Let's say “User can claim 10 MDZA to...

    $118 (Avg Bid)
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    6 bids

    Platform: PHP & MySQL Create a new website with below main functions: - Member Login - Member Profile (Upload ID Card and Address Proof) - Auto Create Crypto Wallet (BTC wallet address and ETH wallet address) - Check the wallet's balance - Member Post Cryptocurrency Selling Post

    $393 (Avg Bid)
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    35 bids

    i m looking for a block-chain developer. he need to know about wallet, exchange, nodes, Ubuntu, and React.js only expert person bid here.

    $21 / hr (Avg Bid)
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    21 bids

    I'm looking for a blockchain developer who is good at coin fork. Developer should experienced at building daemons, coin fork, ERC20, ICO, smart contract and so on. Please kindly bid on my project and share your past works with me.

    $638 (Avg Bid)
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    27 bids

    Create a new coin multi algo coin like [login to view URL]

    $2814 (Avg Bid)
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    6 bids

    Hello, We are looking for person who can build as Strategy for Auto-bot trading in crypto currency. You need to have experience with Forex or crypto trading.

    $149 (Avg Bid)
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    6 bids

    Hello, I need someone with good experience on Gekko or any crypto currency Bot with existing strategie and can make profit. Please contact me only if you have some demo to show.

    $225 (Avg Bid)
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    4 bids
    Fork a Blockchain 3 days left
    VERIFIED

    I need someone who can fork Stellar Blockchain and create a new cryptocurrency & token. further details will be provided. P.S: Only apply if you have forked any Blockchain and know how Stellar works to save each other's time. 1. Can we change consensus mechanism of Stellar? 2. If not, what can we change so that it does not look like copy of Stellar ? 3. Can we put lock/unlock feature ...

    $848 (Avg Bid)
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    11 bids
    English to Korean translation 3 days left
    VERIFIED

    Blockchain thematics, the price is 5$ for 1800 symbols of English text

    $84 (Avg Bid)
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    18 bids
    Lunch ico on stellar 3 days left
    VERIFIED

    Remittance on stellar network. Want to lunch ico on stellar

    $1003 (Avg Bid)
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    8 bids
    Issuing of assest 3 days left
    VERIFIED

    Want to issue tokens on the the stellar network

    $219 (Avg Bid)
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    9 bids

    I have a DASH/Polis (masternode coin) fork that is stuck on a particular block, I know what the issue is - what but I need some advice on possible resolutions. I am looking for someone with expertise on forking blockchains - and C++ development in an Ubuntu environment.

    $27 / hr (Avg Bid)
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    19 bids

    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 inte...

    $35 / hr (Avg Bid)
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    12 bids

    Contact me for more info. Lets discuss on my requirements. Its a startup.

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    41 bids
    Looking for Vivado HLS expert 2 days left
    VERIFIED

    Need to know the knowledge of Blockchain algorithm and FPGA programming(VHDL/Verilog), C++ programming. Will discuss more via interview.

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    14 bids

    Hiring an Ocaml and Blockchain developer for long term contract. Must have: 3+ years experience of Ocaml/Haskell/F# or any other functional programming language. 3+ years experience of Blockchain development It would be great if you already have experience to develop a blockchain protocol with Ocaml language. [login to view URL] I want to implement this protocol. so if you have a basic understan...

    $21 / hr (Avg Bid)
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    9 bids

    I am looking for a blockchain expert for one of the project that I have. Details will be shared later after signing NDA.

    $7257 (Avg Bid)
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    57 bids
    Need to make (POS/MN) Coin 1 day left
    VERIFIED

    I just need to build a pos/mn coin (75% mn / 25% Stack) Reward Blockchain. wallet : windows, linux, mac

    $492 (Avg Bid)
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    6 bids
    algorithm - Crypto 1 day left
    VERIFIED

    Looking for an algorithm developer with a minimum experience requirements: 1- experience in cryptography and blockchain 2- knowledge in IoT networks simulation Details will be given later.

    $681 (Avg Bid)
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    35 bids

    I wish to make a new version of a crypto wallet and have it called v1.0.3 as my own version. Everything else will be the same as wallet

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    3 bids

    hashing to the final hash in hash chain through python code. all explained throughly in pdf files.

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    4 bids

    Take the most profitable reliable crypto bitcoin alt coin forex trading strategies and program them into Mudrex Algo Trading platform (theres examples on the platform) - [login to view URL] (see visual below) Then I want you to run some backtests on their platform to prove they are above average profitable trading strategies and work. Please type "WIN" in project proposal to let me know ...

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    5 bids

    Hello, This app is about Courier service. Design & Graphics I'll provide. I have attached a zip file regarding App info. Please check that & let me know your best quote & timeline. Thanks! Regards, rahatrafi

    $2270 (Avg Bid)
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    25 bids

    I want the model diagram that show user layer, traceability system layer and blockchain and how they are connected in Fashion Supplay chain.

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    Hi I'm looking or a full-stack developer to create a crypto based search engine with elements similar to brave browser & presearch. I require a scalable solution for feeless user transactions so users aren't burdened with having to pay fees to transfer/withdraw our token.

    $16 / hr (Avg Bid)
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    21 bids

    p2p lending Cryptocurrencies Mortgage loan Website creation It must be fast and clean. Backends require a lot of functionality sms Bank api Ether connection ERC-20 connection Automate bit coin deposit and withdrawal

    $3193 (Avg Bid)
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    27 bids

    Hello, we're looking for a Ruby on Rails developer to work on the back-end of a cryptocurrency exchange. You'll join a team of 3 Ruby on Rails developers, follow the main developer instructions and work on the API part of the application. The front-end is done by another developers in React/Redux. You must know the best practices and be able to give advices on developments. Please det...

    $21 / hr (Avg Bid)
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    31 bids

    Have an old coin that I want to take back and make a few changes to to ensure its future. Also need to make a new wallet version and secure it. Partnership is available for right person

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    16 bids
    Create a cardano node 7 hours left
    VERIFIED

    Hi. I am looking for some who can create a Cardano Cryptocurrency node.

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    2 bids

    An Online crowdfunding platform for tokenizing real estate. [login to view URL]

    $2657 (Avg Bid)
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    23 bids

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