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. Contratar Ethereum Developers

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    13 trabalhos encontrados, preços em USD

    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.

    $2782 (Avg Bid)
    $2782 Média
    26 ofertas

    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

    $657 (Avg Bid)
    $657 Média
    20 ofertas

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

    $2694 (Avg Bid)
    $2694 Média
    42 ofertas

    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

    $518 (Avg Bid)
    $518 Média
    10 ofertas
    Cryptocurrency Exchange, Peatio 3 dias left
    VERIFICADO

    Know [fazer login para ver a URL] , able to build this fast, setup server, security and maintenance.

    $1444 (Avg Bid)
    $1444 Média
    31 ofertas

    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 -...

    $341 (Avg Bid)
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    12 ofertas

    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 [fazer login para ver a URL] and [fazer login para ver a URL] for wallet management. I don't need any nice design just these few functionality thanks

    $104 (Avg Bid)
    $104 Média
    4 ofertas

    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 [fazer login para ver a URL] and [fazer login para ver a URL] for wallet management. I don't need any nice design just these few functionality thanks

    $174 (Avg Bid)
    $174 Média
    16 ofertas

    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.

    $1256 (Avg Bid)
    $1256 Média
    36 ofertas

    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...

    $585 (Avg Bid)
    $585 Média
    8 ofertas

    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)

    $943 (Avg Bid)
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    25 ofertas
    Betting site 8 horas 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.

    $2835 (Avg Bid)
    $2835 Média
    53 ofertas
    Build a CryptoCurrency Exchange. 19 dias left
    VERIFICADO

    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...

    $6000 - $10000
    Destacado Secreto
    $6000 - $10000
    94 ofertas

    Artigos da Comunidade dos Principais Ethereum