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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    38 jobs found, pricing in USD

    our project is about the gambling platform, using block-chain technology ,base on the ethereum network to build our platform. so i need a high skill developer with a deep knowledge about block chain and dapp in order to code my erc20 token contract

    $2428 (Avg Bid)
    NDA
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    7 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.

    $155 (Avg Bid)
    $155 Avg Bid
    1 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.

    $2631 (Avg Bid)
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    18 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.

    $112 (Avg Bid)
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    19 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

    For verification we must learn ABI-encoded. I have normal ABI but need ABI-encoded

    $477 (Avg Bid)
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    11 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

    $387 (Avg Bid)
    $387 Avg Bid
    33 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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    19 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.

    $574 (Avg Bid)
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    22 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)
    $149 Avg Bid
    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)
    $225 Avg Bid
    4 bids
    Fork a Blockchain 4 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 4 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 4 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 4 days left
    VERIFIED

    Want to issue tokens on the the stellar network

    $219 (Avg Bid)
    $219 Avg Bid
    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.

    $28 / hr (Avg Bid)
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    16 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.

    $4100 (Avg Bid)
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    38 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.

    $1010 (Avg Bid)
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    13 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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    7 bids

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

    $7319 (Avg Bid)
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    55 bids
    Need to make (POS/MN) Coin 2 days left
    VERIFIED

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

    $565 (Avg Bid)
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    5 bids
    algorithm - Crypto 2 days 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.

    $680 (Avg Bid)
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    33 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

    $18 (Avg Bid)
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    3 bids

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

    $37 (Avg Bid)
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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 ...

    $181 (Avg Bid)
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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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    2 bids

    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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    19 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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    30 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

    $168 (Avg Bid)
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    15 bids
    Create a cardano node 1 day left
    VERIFIED

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

    $325 (Avg Bid)
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    2 bids
    blockchain platform 21 hours left

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

    $2656 (Avg Bid)
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    21 bids

    I have a token built on Ethereum Classic and I would like a game made that will work for my erc223 token. I will only reply and consider those that reply to in comment or pm what game you can make for me. I'll need the full development, smart contract for game and full website backend/frontend development.

    $599 (Avg Bid)
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    13 bids

    We require a blockchain exlore for a coin forked off of the cryptonote chain, You will be using an existing design available in a repository on github. The repo is complete with GUI UI we will just need to edit for our use. Require skills : C, C++, C#

    $35 / hr (Avg Bid)
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    35 bids
    Blockchain 6 days left

    Precisamos que seja feita uma blockchain básica e que tenha peer-to-peer, algumas características devem ser seguidas.

    $182 (Avg Bid)
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    4 bids

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