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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    25 搜到的工作,价格货币为 USD

    We are looking for a blockexplorer similar to this [登录来查看链接] There is open source code for this but needs a few ui changes [登录来查看链接] [登录来查看链接] Showing also network, top 100, api, movment.

    $162 (Avg Bid)
    $162 平均报价
    7 个竞标

    We are looking for a developer with proven knowledge in the installation/setup of BITEXCHANGE ([登录来查看链接]) / crypto exchange The exchange script is installed, but we need some changes done, and hopefully have a long term relationship with a development team. If the work is satisfactory , we will continue with additional jobs for ERC-20 token integration, liquidity management module, Cold Wallet, ...

    $215 (Avg Bid)
    $215 平均报价
    11 个竞标

    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

    $660 (Avg Bid)
    $660 平均报价
    19 个竞标

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

    $2624 (Avg Bid)
    $2624 平均报价
    38 个竞标

    We need to build a one stop shop of real estate with a decentralized storage (in order to allow users to upload all documents required to set up a loan) like [登录来查看链接], [登录来查看链接] or [登录来查看链接] including scanner with OCR backed to jobbing plateform like Upwork but only dedicated to mortgage brokers and banks. This operational set up have to be based on a private blockchain with smart contract one ac...

    $463 (Avg Bid)
    $463 平均报价
    7 个竞标

    I need to create multiple address on myetherwallet via automation. I need it to be done today. If you can't finish in next few hours, please don't post.

    $48 (Avg Bid)
    $48 平均报价
    2 个竞标

    I have a very simple and basic car game where people can upgrade cars by paying in $. I would like to replace this payment method with crypto. Please PM and I will send more details. Thanks!

    $568 (Avg Bid)
    $568 平均报价
    25 个竞标

    I need to build a ERC20 token listing features in a existing crypto exchange. Main goal is to list unlimited ERC20 token for trade/deposit/withdrawal. And need to set a option to make any token as a base pair. Our peer 2 peer trading platform based on codeigniter. I need an experienced, commited and long term relation maker developer. I have currently 4 ongoing task on that exchanges.

    $775 (Avg Bid)
    $775 平均报价
    13 个竞标

    Need consultation on blockchain project that I have. Contact me for more details.

    $194 / hr (Avg Bid)
    $194 / hr 平均报价
    11 个竞标

    1) Must need to build new blockchain - probably ERC-20 token or coin - must be based on proof-of-work (mineable) 2) Hybrid app is needed 3) Website update based on this must be done

    $1847 (Avg Bid)
    $1847 平均报价
    57 个竞标

    Know [登录来查看链接] , able to build this fast, setup server, security and maintenance.

    $1444 (Avg Bid)
    $1444 平均报价
    31 个竞标

    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)
    $341 平均报价
    12 个竞标

    I need a new website. I need you to design and build my online store.

    $974 (Avg Bid)
    $974 平均报价
    25 个竞标

    some example [登录来查看链接] Money Cube - PayPal Cash & Free Gift Cards [登录来查看链接] [登录来查看链接]

    $542 (Avg Bid)
    $542 平均报价
    23 个竞标

    We want to integrate blockchain send money to make automatic payment to our users we want script in php to do it. only bid if you have experience.

    $239 (Avg Bid)
    $239 平均报价
    10 个竞标

    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.

    $1263 (Avg Bid)
    $1263 平均报价
    35 个竞标

    Requirements: 1) Must have solid experience in web and software development. Work will be in C# with the latest .net version with NodeJS and other requirments (PHP AND RUBY PROPOSALS WILL NOT BE TAKEN.) 2) Must have a solid background in Security and Cyber Security. 3) Must know how to create full nodes for the coins and tokens listed and offer liquidity solutions. 4) This is only for experienced ...

    $3162 (Avg Bid)
    $3162 平均报价
    25 个竞标

    i need a application design for health insurance claiming using blockchain technology.

    $159 (Avg Bid)
    $159 平均报价
    11 个竞标

    I wanna make a smart asset.. I have a idea but dont know RIDE code language.

    $520 (Avg Bid)
    $520 平均报价
    13 个竞标

    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 平均报价
    8 个竞标

    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)
    $943 平均报价
    25 个竞标

    EduxLabs is looking freelancer trainer on different domains. we conduct 5/10 training program in engineering colleges. Training Duration: 2/5/10 Days Mode of Training : offline Training Hour: 5 to 6 Hour each day Location: (for India only) we conduct offline training program like campus based. so location will vary according to college wise. Required Skills: AWS, AI & ML, IoT, Hadoop, Block...

    $440 (Avg Bid)
    $440 平均报价
    4 个竞标

    I'm looking for a developer to build a website with various cryptocurrency and blockchain data charts. Essentially a site with several charts like this [登录来查看链接] , but I'd like them to be more visually appealing, something like Tableau. Data would need to be live and pulled from other public blockchain data sources and cryptocurrency exchanges. Wondering if something like Tableau charts...

    $39 / hr (Avg Bid)
    $39 / hr 平均报价
    26 个竞标
    create an app 8 小时 left
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    some example [登录来查看链接] Money Cube - PayPal Cash & Free Gift Cards [登录来查看链接] [登录来查看链接] If you know blockchain, it will a plus!

    $736 (Avg Bid)
    $736 平均报价
    15 个竞标

    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
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    $6000 - $10000
    93 个竞标

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