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    We need to do penetration testing to our smart contract on Rinkeby and need to static analysis as well. We need to complete this static & dynamic analysis ASAP before you launch the contract on mainnet. The developer needs to have expertise in Solidity and have extensive experience in Solidity smart contract audit and penetration testing. Please follow up with portfolios.

    $694 (Avg Bid)
    $694 Średnia Oferta:
    4 składanie ofert

    We have a running DEX but on running market [zaloguj się, aby wyświetlić URL] tech spec we want. Specifically we want to build a [zaloguj się, aby wyświetlić URL] like exchange. 1. Front end totally change (use react or any other tech) 2. Full source code need to be provided 3. Backend server 4. Token listing/integration process 5. Deploy on digital ocean 6. 2 color theme daymode and night m...

    $1688 (Avg Bid)
    $1688 Średnia Oferta:
    16 składanie ofert

    We need to do penetration testing to our smart contract on Rinkeby and need to static analysis as well. We need to complete this static & dynamic analysis ASAP before you launch the contract on mainnet. The developer needs to have expertise in Solidity and have extensive experience in Solidity smart contract audit and penetration testing. Please follow up with portfolios.

    $693 (Avg Bid)
    $693 Średnia Oferta:
    10 składanie ofert

    We are looking for Blockchain Expert who can work on our various projects. There are so many tasks that you have to implement and if you are right person, it will be long term contract. I'm looking for Real Expert have at least 2 years of experience in this field. You are needed to show some previous works that you have done and explain about it. Must work on US timezone. There might be over...

    $20 / hr (Avg Bid)
    $20 / hr Średnia Oferta:
    25 składanie ofert

    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.

    $2823 (Avg Bid)
    $2823 Średnia Oferta:
    36 składanie ofert

    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

    $716 (Avg Bid)
    $716 Średnia Oferta:
    23 składanie ofert
    We need to build or fork a blockchain 3 days left
    ZWERYFIKOWANY

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

    $2681 (Avg Bid)
    $2681 Średnia Oferta:
    45 składanie ofert

    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 Średnia Oferta:
    10 składanie ofert
    Cryptocurrency Exchange, Peatio 1 dnia left
    ZWERYFIKOWANY

    Know [zaloguj się, aby wyświetlić URL] , able to build this fast, setup server, security and maintenance.

    $1417 (Avg Bid)
    $1417 Średnia Oferta:
    33 składanie ofert

    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 -...

    $330 (Avg Bid)
    $330 Średnia Oferta:
    13 składanie ofert

    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 [zaloguj się, aby wyświetlić URL] and [zaloguj się, aby wyświetlić URL] for wallet management. I don't need any nice design just these few functionality thanks

    $104 (Avg Bid)
    $104 Średnia Oferta:
    4 składanie ofert
    Build a CryptoCurrency Exchange. 17 days left
    ZWERYFIKOWANY

    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
    Wyróżnienie Ukryte
    $6000 - $10000
    95 składanie ofert

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