Ethereum is a decentralized platform that runs smart contracts- applications that run exactly as programmed without any possibility of downtime, censorship, fraud or third party interference. Zaměstnat Ethereum Developers

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    I am located in the United States. We have many regulations that make it difficult to do an ICO. Looking to establish an ICO from a cryptocurrency friendly Country. Helpful if you have experience marketing cryptocurrency ICO"s

    €584 (Avg Bid)
    €584 Průměr. nabídka
    19 nabídky

    We are looking for blockchain developers to help us build or fork a blockchain for our new project.

    €2323 (Avg Bid)
    €2323 Průměr. nabídka
    38 nabídky

    Looking for a UI UX designer to finalize our exchange we have 50% done so far but need an extra person to assist with our internal team. We are wanting it to look and operate like idex.market. Please send examples

    €490 (Avg Bid)
    €490 Průměr. nabídka
    9 nabídky
    Cryptocurrency Exchange, Peatio 4 dní left
    OVĚŘENÉ

    Know [pro zobrazení URL se přihlaste] , able to build this fast, setup server, security and maintenance.

    €1284 (Avg Bid)
    €1284 Průměr. nabídka
    30 nabídky

    Hi, We are looking for Blockchain Expert - Developer to prepare Use Case document , Presentation and Proof-of-concept for one of our client in HyperLedger or any other blockchain technology. We are at present looking for following deliverables : - Discuss and understand our requirements. - Suggest best Blockchain Technology for our USE Case scenario. - Prepare high level Use Case document -...

    €302 (Avg Bid)
    €302 Průměr. nabídka
    12 nabídky

    I need a simple laravel page that able to transfer , get balance and create wallet for my erc20 eth token. the pages must integrate with [pro zobrazení URL se přihlaste] and [pro zobrazení URL se přihlaste] for wallet management. I don't need any nice design just these few functionality thanks

    €92 (Avg Bid)
    €92 Průměr. nabídka
    4 nabídky

    I need a simple laravel page that able to transfer , get balance and create wallet for my erc20 eth token. the pages must integrate with [pro zobrazení URL se přihlaste] and [pro zobrazení URL se přihlaste] for wallet management. I don't need any nice design just these few functionality thanks

    €154 (Avg Bid)
    €154 Průměr. nabídka
    16 nabídky

    Hi we need a decentralized exchange smart contract built. We also need some customization's which would be above any average solidity developers skill set. We would like someone who has worked on decentralized exchanges, or smart contract development with references to their code. Please ensure when you bid to add that.

    €1118 (Avg Bid)
    €1118 Průměr. nabídka
    35 nabídky

    AUDIT: We need Audit for our smart contract. FIXES: 1. We have working smart contract on mainet and testnet 2. Couple of functions are not work for me: 1) Transferfrom 2) Burnfrom 3) Frozen account still able to transfer token - (need to check and fix if needed) Limited account still able to transfer tokens above the address limits - (need to check and fix if needed) 4. We need to add couple add...

    €518 (Avg Bid)
    €518 Průměr. nabídka
    8 nabídky

    Need to build a network with application layer for - DAPP (FE) - API Layer (NodeJS) - Blockchain (Ethereum) > Credentials (ERC721) - Certificate Owner; store data HASH > Hierarchical (ERC721) to include historical certificate link > Payment (ERC20) > Users - MongoDB > Store the actual info and version of resume (full versioning)

    €835 (Avg Bid)
    €835 Průměr. nabídka
    25 nabídky
    Betting site 1 den left

    Hello my name is Giovanni. I was wondering if someone in here could make me a professional betting site. Please contact me for further discussion. Best regards.

    €2510 (Avg Bid)
    €2510 Průměr. nabídka
    53 nabídky
    Help with website edits2 9 hodiny left
    OVĚŘENÉ

    I need assistance editing my ethereum and bitcoin website.

    €98 (Avg Bid)
    €98 Průměr. nabídka
    16 nabídky
    Build a CryptoCurrency Exchange. 20 dní left
    OVĚŘENÉ

    we want to build a cryptocurrency exchange not token exchange not ICO website crypto exchange BTC BCH ETH LTC XRP NEO USDT TRX all coins should be able to trade with each other as pairs. *** 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 freelancer, you should read t...

    €5311 - €8852
    Doporučené Zapečetěný
    €5311 - €8852
    93 nabídky

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