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Bitcoin is a crypto currency, with the creation and the transfer of the bitcoins being based on a protocol that does not depend on the central authority. The coins can be transferred through computers or through smartphones and related devices, without the necessity of having a financial institution as an intermediate. This concept was established by Satoshi Nakamoto in 2008 and it was geared towards the world of electronic cash systems. If you understand more about this topic on a professional level, then you have a better chance to enjoy the advantages of being a freelancer at Freelancer.com.

Bitcoin has its own technical part that needs to be addressed by professionals. If you are one of them, then you should be on a platform that ensures the consistency of job posting by clients. When working as a bitcoin freelancer at Freelancer.com, you will have access to many of the jobs posted by clients from all over the world and bid on those that are within your professional level. There is too much to enjoy while working at the leading freelancer platform online, including getting paid at rates that your services deserve, giving you the encouragement you need to keep on working on more Bitcoin projects.

Πρόσλαβε Bitcoin Experts

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    27 δουλειές που βρέθηκαν, με τιμές EUR
    Crear wallet para bitcoin vault 6 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    Se necesita crear una billetera digital para recibir y enviar bitcoin vault, plataforma flutter

    €1195 (Avg Bid)
    €1195 Μέση Προσφορά
    5 προσφορές

    Full project details: 1) Fork the latest bitcoin source code 2) Add the latest proof of stake 3) Make the rewards split as follows: 3.1) Litenodes (90%) = Staking wallets receiving rewards after 60 mins. Replacing all the word “staking” with “litenode”. All the rewards paid to Litenodes should be label “Litenode Reward” in the QT-wallet. 3.2) Fund (10%) = A...

    €268 - €892
    Σφραγισμένο
    €268 - €892
    6 προσφορές
    €18 Μέση Προσφορά
    17 προσφορές

    RRMine is a technology company focusing on Blockchain, AI and Computing Power. We have attended an online Conference called TerraCrypto last month in Russia and our CEO had a speech there to discuss with other professionals and experts. We would love to cooperate with us to improve our visibility in foreign countries.

    €512 (Avg Bid)
    €512 Μέση Προσφορά
    13 προσφορές

    I want to perform forking of coin and proof of stake Full project details: 1) Fork the latest bitcoin source code 2) Add the latest proof of stake 3) Use the term “litenode” instead of “staking” 4) Make sure that the new blockchain is secure and fast 5) Make the rewards split as follows: 5.1 Holders (70%) = All addresses with a minimum average balance will automatically re...

    €149 - €446
    Σφραγισμένο
    €149 - €446
    3 προσφορές

    I want a blockchain and bitcoin expert to work on hourly basis experience more than 3 years

    €1 - €5 / hr
    Σφραγισμένο
    €1 - €5 / hr
    5 προσφορές
    Bitcoin withdrawal -- 2 5 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    Hello folks I really need someone to help me to withdraw bitcoin on 24coinexchange.com. I registered and got transferred bitcoin but I can’t withdraw.

    €29 (Avg Bid)
    Προεξέχον
    €29 Μέση Προσφορά
    1 προσφορές
    New project 4 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    I need a new project in the aspect of binary and forex trade. Only developers who have experience in this aspect should apply for this job. Applicants must have developed a binary/forex trading site before, and he must be ready to show me samples of his work, i will also like to see how the user and admin interface looks like. Please note that Developers who have ready-made work will be highly con...

    €221 (Avg Bid)
    €221 Μέση Προσφορά
    10 προσφορές
    €172 Μέση Προσφορά
    10 προσφορές
    Bitcoin knowledge 4 μέρες left

    I require someone who can help with cryptocurrency

    €196 (Avg Bid)
    €196 Μέση Προσφορά
    11 προσφορές

    to create a cryptocurrency wallet in which we can import multiple private keys through text file

    €439 (Avg Bid)
    €439 Μέση Προσφορά
    6 προσφορές
    Contrato Inteligente para criptomonedas 4 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    Hola, necesito un Freelancer con experiencia para el desarrollo de un contrato Inteligente para criptomonedas, Bitcoin o Ethereum. Los detalles y precios podemos acordarlo

    €95 (Avg Bid)
    €95 Μέση Προσφορά
    2 προσφορές

    The platform should work similar like paxful or Localbitcoins.I want to start with BTC and USDT.

    €726 (Avg Bid)
    €726 Μέση Προσφορά
    12 προσφορές

    this project needs someone who understands how paxful or localbitcoins works.

    €1048 (Avg Bid)
    €1048 Μέση Προσφορά
    6 προσφορές
    BlockChain Expert 3 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    I want the script for bitcoin and square payment gateway.

    €18 / hr (Avg Bid)
    €18 / hr Μέση Προσφορά
    31 προσφορές
    Binance arbitrage information tool 3 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    I want a Binance arbitrage information tool. I would like you to list all possible 3-pair variations, from all currencies, and list the calculated profit at the end of the line. The calculation is based on a given number X, or the minimum that Binance would allow to trade. Result = Y, if Y is greater than X, then with daily [κάνε είσοδο γ&...

    €195 (Avg Bid)
    €195 Μέση Προσφορά
    7 προσφορές
    Busqueda de la mejor criptomoneda para minar 3 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    Hola! estoy intentando averiguar cual es la mejor criptomoneda para minar via Web , ya que dispongo de mucho tráfico online. Necesito a alguien que me asesore sobre las posibilidades existentes y me redacte un informe de como implementarlo en mi dominio. Un saludo.

    €1073 (Avg Bid)
    €1073 Μέση Προσφορά
    3 προσφορές

    Hello, guys, Who we are: I am a delegate of a new Blockchain startup. Our mission is to create the most secure software for working with modern blockchain technologies. What we are searching for: Full-stack developer with extensive experience in both: web and Blockchain development technologies. A guy, who has experience in working as Senior/Lead developer at least for 3-5 years. If you have exp...

    €45 / hr (Avg Bid)
    €45 / hr Μέση Προσφορά
    22 προσφορές
    Crypto Economist 2 μέρες left

    We have developed a ledger technology similar to Ethereum , We have a proposed Incentive and Governance Model. We need a token economist to devise the early as well as future economic model to propose it to the people. We have devised an overall incentive model as well as Governance which can be shown in the early stages to the people. Because we have been struggling to create an initial token ec...

    €342 (Avg Bid)
    €342 Μέση Προσφορά
    2 προσφορές

    We would like to request the production of a wallet that allows BTC deposit and withdraw using blockchain technology and an admin panel that can manage the deposit and withdrawal. BTC is the only currency we handle, and we would like to produce on a blockchain basis. We would like to request development including the API. Please refer to below for the model, [κάνε εί&sig...

    €1824 (Avg Bid)
    €1824 Μέση Προσφορά
    44 προσφορές

    Note: Please apply only if you reside in Mexico Company website: (Information Removed) Remitano: One of the largest peer-to-peer (p2p) cryptocurrency trading platforms in the world, currently serving users in more than 30 countries. The platform provides an escrowed p2p crypto marketplace allowing users to buy, sell and swap crypto and fiat easily and safely. Remitano is a market leader in the p2...

    €259 (Avg Bid)
    €259 Μέση Προσφορά
    4 προσφορές

    Needed experienced individual full-stack developer for the Car-Race betting site. live streaming and bitcoin-based website needed

    €17 / hr (Avg Bid)
    €17 / hr Μέση Προσφορά
    13 προσφορές
    BITCOIN WITHDRAWAL 1 μέρα left

    I need someone to help me withdraw bitcoin on 24coinexchange.com. I registered and got transferred bitcoin but I can’t withdraw

    €138 (Avg Bid)
    €138 Μέση Προσφορά
    7 προσφορές

    Note: Please apply only if you reside in Russia Company website: (Information Removed) Remitano: One of the largest peer-to-peer (p2p) cryptocurrency trading platforms in the world, currently serving users in more than 30 countries. The platform provides an escrowed p2p crypto marketplace allowing users to buy, sell and swap crypto and fiat easily and safely. Remitano is a market leader in the p2...

    €613 (Avg Bid)
    €613 Μέση Προσφορά
    8 προσφορές
    Blockchain Expert Needed 14 ώρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    seeking a blockchain developer. Please feel free to contact me.

    €1271 (Avg Bid)
    €1271 Μέση Προσφορά
    30 προσφορές
    Trophy icon [URGENT] Copy a BTC logo 11 ώρες left

    We're looking for the attached logo copied/improved with our slogan attached to it. We will also need one without the slogan. When awarded, we may request different sizes if this isn't a problem. Please download the attached archive. Password to archive: freelancer.com Award: $50

    €45 (Avg Bid)
    Προεξέχον Εγγυημένο
    €45
    21 συμμετοχές
    from credit card to bitcoin 1 ώρα left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    i want my website to receive payment fro credit card and automatically convert it to bitcoin and sent to my wallet

    €21 (Avg Bid)
    €21 Μέση Προσφορά
    2 προσφορές

    Κορυφαία Bitcoin Άρθρα Κοινότητας