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. Zaměstnat Blockchain Developers

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    Talented crypto developer wanted for s revolutionary project. IMPORTANT: Please note the team will get paid with our company token. We are looking for ONLY 2 more developers to be part our team. Our team is international and it's a great opportunity to get involved in the development of something never made before! Make sure to bid only if you agree with those conditions thanks.

    €524 (Avg Bid)
    €524 Pr\u016fm\u011br. nab\u00eddka
    5 nabídky

    we want to build Digital Identity on Blockchain. which will help users to authenticate them through different consortium. without sharing their PII information

    €173 (Avg Bid)
    €173 Pr\u016fm\u011br. nab\u00eddka
    1 nabídky

    we want to build Digital Identity on Blockchain. which will help users to authenticate them through different consortium. without sharing their PII information

    €119 (Avg Bid)
    €119 Pr\u016fm\u011br. nab\u00eddka
    4 nabídky

    I'm looking to create my own masternode coin project and currently looking for developer(s) to fork/build a masternode coin

    €2714 (Avg Bid)
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    15 nabídky

    We need an expert who can work to develop an AI based user ranking system for our websites. This is a multitask where you have to work on database and develope a system through blockchain API Only bid if you are expert on AI and blockchain People with good profile and minimum bid will be accepted!

    €34 (Avg Bid)
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    1 nabídky

    I wanna develop a new coin on a new blockchain

    €1027 (Avg Bid)
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    9 nabídky

    store a string argument on bitcoin blockchain (testnet) calculate the fees

    €23 (Avg Bid)
    €23 Pr\u016fm\u011br. nab\u00eddka
    8 nabídky

    Talented crypto developer wanted for s revolutionary project. IMPORTANT: Please note the team will get paid with our company token. We are looking for ONLY 2 more developers to be part our team. Our team is international and it's a great opportunity to get involved in the development of something never made before! Make sure to bid only if you agree with those conditions thanks.

    €1645 (Avg Bid)
    €1645 Pr\u016fm\u011br. nab\u00eddka
    4 nabídky
    Write a whitepaper 6 dní left
    OVĚŘENÉ

    I am looking for someone with extensive writing capabilities and expertise to write for a sophisticated level of audience. In addition, the applicant needs to be familiar with blockchain technology to convert our dense notes and existing technical content into a well-polished whitepaper.

    €170 (Avg Bid)
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    An industry giant is becoming the majority stakeholder in an innovative project in the blockchain sector. We are looking for an Operations Director for that innovative project . The Operations Director will be UK based, and will able to work remotely online and interact with members of the Team The Operations Director will also be required to run workshops for senior level decision makers ...

    min €40 / hr
    min €40 / hr
    0 nabídky

    An industry giant is becoming the majority stakeholder in an innovative project in the blockchain sector. We are looking for an Operations Director for that innovative project . The Operations Director will be UK based, and will able to work remotely online and interact with members of the Team The Operations Director will also be required to run workshops for senior level decision makers ...

    €48 / hr (Avg Bid)
    €48 / hr Pr\u016fm\u011br. nab\u00eddka
    7 nabídky

    We're offering ongoing, hourly work to a C++ dev for a PIVX fork blockchain. If you're familiar with masternodes and PoS blockchains, tell us about your experience. Also, what is your availability regarding number of hours you can work?

    €34 / hr (Avg Bid)
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    Trophy icon Airdrop Place Logo 1 den left

    Hey everyone! I am looking for professional logo for an airdrop listing site. Here are some examples of other sites that do the exact same thing: [pro zobrazení URL se přihlaste] [pro zobrazení URL se přihlaste] [pro zobrazení URL se přihlaste] The site will be held at [pro zobrazení URL se přihlaste] I am looking for modern and clean designs. It's ...

    €21 (Avg Bid)
    Zaručené
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    18 příspěvky

    I need an Android app. I would like it designed and built. I need a cryptocurrency wallet app for my cryptocurrency

    €312 (Avg Bid)
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    4 nabídky
    ATM Pitch Deck 5 dní left
    OVĚŘENÉ

    Pitch Deck + Landing Page

    €865 (Avg Bid)
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    im wanting a qoutee for somebody to enter crypto currency payments and wallets into my site

    €784 (Avg Bid)
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    I need help to understand how to do it The program should: publish on testnet assume a local Bitcoin testnet node is running calculate the appropriate fees

    €55 (Avg Bid)
    Doporučené
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    I need to IMPLEMENT the core technologies comprising one or several of these areas: - Distributed databases - Cloud computing-related - Distributed systems - Consensus (Paxos, state replication...) - Fault tolerance in distributed systems - Cloud systems networking - Blockchain Languages: primarily Go. Not mandatory.

    €33 / hr (Avg Bid)
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    Details of work: ▽ Purpose and overview of system development request I'd like to create tokens based on Ethernet, We are looking for developer who can create Smart Contract using Solidity. We will contact you for the content of the Smart Contract you want to create. (The content that you would like to request is not a complicated content. I'd like to include a safe source code using a ...

    €1173 (Avg Bid)
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    in order to be eligble for the NoS presale i have to develop a proof of concept Dapp on their platform. I have very limited coding skills and won´t be able to succsed myself therefore i want you to create this Dapp for me, it can be anything you like preferbly as simple as possible as long as it´s accepted by the founders of NoS. I know that making a proof of concept app is really si...

    €107 (Avg Bid)
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    Looking for Bitgo Wallet Expert for long term position

    €2661 (Avg Bid)
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    27 nabídky

    looking for someone to code to find bittorrent tracker is working or not. in php or node js

    €114 (Avg Bid)
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    7 nabídky
    Teach me to write truffle tests 4 dní left
    OVĚŘENÉ

    I want to learn to write tests in javascript. I have very little time to finish a project and need some assistance

    €27 (Avg Bid)
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    I have some smart contracts that I can run on the truffle console. I need them integrated into a basic react app and some truffle javascript tests. Should be a couple of hours of work for an experienced developer.

    €266 (Avg Bid)
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    Hello! I would like a READY MADE Bitcoin Lottery Script. It needs to be already developed/ready to be delivered and you need to have a demo available. Experience in PHP, Bitcoin and Blockchain is a requirement.

    €63 (Avg Bid)
    €63 Pr\u016fm\u011br. nab\u00eddka
    4 nabídky

    Talented crypto developer wanted for s revolutionary project. IMPORTANT: Please note the team will get paid with our company token. We are looking for ONLY 2 more developers to be part our team. Our team is international and it's a great opportunity to get involved in the development of something never made before! Make sure to bid only if you agree with those conditions thanks.

    €648 (Avg Bid)
    €648 Pr\u016fm\u011br. nab\u00eddka
    15 nabídky

    We are an ethereum clone masternode cryptocurrency project that is a few months old, listed on several exchanges and looking to add to our team. Various positions available including marketing, community management, development/design and many others. Very promising blockchain project growing very quickly! We pay in crypto currency

    €206 (Avg Bid)
    €206 Pr\u016fm\u011br. nab\u00eddka
    24 nabídky

    Talented crypto developer wanted for s revolutionary project. IMPORTANT: Please note the team will get paid with our company token. We are looking for ONLY 2 more developers to be part our team. Our team is international and it's a great opportunity to get involved in the development of something never made before! Make sure to bid only if you agree with those conditions thanks.

    €1188 (Avg Bid)
    €1188 Pr\u016fm\u011br. nab\u00eddka
    14 nabídky

    I have a new site that is like Quora and I'm looking for someone who can ask and answer common questions regarding Crypto currency to simulate content and activity on the site.

    €6 / hr (Avg Bid)
    €6 / hr Pr\u016fm\u011br. nab\u00eddka
    12 nabídky

    I have a new site that is like Quora and I'm looking for someone who can ask and answer common questions regarding Crypto currency to simulate content and activity on the site.

    €6 / hr (Avg Bid)
    €6 / hr Pr\u016fm\u011br. nab\u00eddka
    9 nabídky

    BUILD A ERC-20 CONTRACT LIKE EOS

    €1234 (Avg Bid)
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    9 nabídky

    I need fully a crypto currency exchange like bitbns

    €2061 (Avg Bid)
    €2061 Pr\u016fm\u011br. nab\u00eddka
    25 nabídky

    setup forkdelta from their public github on our ubuntu instance use a public privity node

    €7 / hr (Avg Bid)
    €7 / hr Pr\u016fm\u011br. nab\u00eddka
    10 nabídky

    setup forkdelta from their public github on our ubuntu instance use a public privity node

    €29 (Avg Bid)
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    blockchain expert needed 2 dní left
    OVĚŘENÉ

    i m looking for a block-chain expert who have knowledge in coin, exchange , chain and smart contract Development, only bid only if you have solid skills above area. need to show demo to get this job

    €1029 (Avg Bid)
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    background:The BON introduces a new blockchain architecture designed to achieve vertical and horizontal scaling of distributed applications. Open networks provide account, authentication, database, asynchronous communication, and application scheduling across multiple CPU cores or clusters. The resulting technology is a blockchain architecture that eliminates user fees and allows developers to qui...

    €3751 (Avg Bid)
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    I'm looking for experienced developer in Blockchain development. You have to describe your opinion about Blockchain development and send your links concerned with this.

    €3575 (Avg Bid)
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    41 nabídky
    Test and Audit Smart Contracts 2 dní left
    OVĚŘENÉ

    We will be awarding this project to multiple developers. We want developers to rigorously test and audit a few smart contracts. For every loop hole or security issue found, a bonus will be released. To be awarded this project find at least one security issue in the files attached and send it in as a message.

    €115 (Avg Bid)
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    I need to upgrade this fork of Litecoin: [pro zobrazení URL se přihlaste] A new repository with new github account needs to be created. THIS PROJECT REQUIRES ALL WALLET VERSIONS TO BE UPGRADED to reflect the most recent changes to the Litecoin Core. In addition to upgrading ALL wallet versions to reflect the most stable version of Litecoin, I will need a blockchain explorer and a basic web...

    €1240 (Avg Bid)
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    I want to hire an expert who well versed at Blockchain and Bitcoin...

    €452 (Avg Bid)
    €452 Pr\u016fm\u011br. nab\u00eddka
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    Hello, i want a decentralized peer to peer exchange done based on Ethereum. I want custom design,charts,good interface done and some other special features.

    €2475 (Avg Bid)
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    ICO Quora Posts 1 den left
    OVĚŘENÉ

    Need a mass Quora posts that links back to a project. I'll pay 30 seconds per post.

    €400 (Avg Bid)
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    5 nabídky

    We are a blockchain for Global Traders Agreement and Deliveries. We are starting ICO by October We Need Experienced community manager and telegram moderators for our Korea, Chinese and Japanese communities. Basic skills: Telegram Add Users based on your location Good interaction and conversation with community in your language and English Availability

    €713 (Avg Bid)
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    I am a professional java developer, and I need help with my Java project. I created many tasks on my Github repo. Please take a look and tell me what of them you would like to do. If I like your work, I will hire you again. Repo: [pro zobrazení URL se přihlaste] Website: [pro zobrazení URL se přihlaste]

    €155 (Avg Bid)
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    Crypto QT wallet Re-design 1 den left
    OVĚŘENÉ

    We are looking for someone that can do a full wallet re-design of a qt wallet to look something similar to this. [pro zobrazení URL se přihlaste]

    €547 (Avg Bid)
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    Masternode Listing Script 1 den left
    OVĚŘENÉ

    I need masternode listing script it will get infos from back end and will show on front end. You can see here ex: [pro zobrazení URL se přihlaste], mnrank.com. If you dont know anything about masternode please dont bid

    €156 (Avg Bid)
    €156 Pr\u016fm\u011br. nab\u00eddka
    8 nabídky

    background:The BON introduces a new blockchain architecture designed to achieve vertical and horizontal scaling of distributed applications. Open networks provide account, authentication, database, asynchronous communication, and application scheduling across multiple CPU cores or clusters. The resulting technology is a blockchain architecture that eliminates user fees and allows developers to qui...

    €143 (Avg Bid)
    €143 Pr\u016fm\u011br. nab\u00eddka
    9 nabídky
    Trophy icon Design a Blockchain Logo 23 dní left

    Design a sleek and minimalist logo for CryptoJobs: [pro zobrazení URL se přihlaste]

    €9 (Avg Bid)
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    62 příspěvky

    i need a blockchain and a cryptocurrency like [pro zobrazení URL se přihlaste] But my coin will have extra functionality

    €4887 (Avg Bid)
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    Hi. I am a university student I have to do a Decentralized Voting System using blockchain. System should includes the following components. *Firstly, Registration model is a service for authenticating and registration of legitimate voters. This can be done by online registration, And also, the system includes a registration system for candidates. This can be done at the Election Department. ...

    €1108 (Avg Bid)
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    Nejlepší články z komunity Blockchain