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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.

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    31 jobs found, pricing in NZD
    need a blockchain developer 6 days left
    VERIFIED

    Looking for a blockchain developer who had developed cryptocurrency wallets and integrated payment gateway to buy the altcoins and bitcoins. For reference - similar to zebpay, koinex or wazirx

    $5915 (Avg Bid)
    $5915 Avg Bid
    8 bids

    I need help creating a website to be used as platform for ICO of asset backed tokens on ERC20 platform. The website should link the buyer wallet and enable the ICO tokens to be distributed after receiving payment in ETH, USDT or BTC. Integration with BTC pay server might be an option. The page should collect customer data for invoices to be produced as a record of the sale. The platform should als...

    $849 (Avg Bid)
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    8 bids

    I need help converting the two Trading Indicators to python scripts. First Indicator - SQZMOM_LB: You can see the details of the pine script through this link [login to view URL] Second Indicator - VFI_LB: You can see the details of the pine script through this link [login to view URL] The python script should output the results as additional columns of the dataframe I’ve created. The cu...

    $424 (Avg Bid)
    $424 Avg Bid
    14 bids

    I want to create an up and down betting site using [login to view URL] bitcoin real-time candle chart. There is a similar game that has already been made. I want to use this to upgrade. Existing games have many bugs. Anyway, I want to find a laravel developer who is experienced in blockchain and bitcoin wallet.

    $945 (Avg Bid)
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    25 bids

    We are looking for an expert blockchain developer to work on farming smart contract

    $614 (Avg Bid)
    $614 Avg Bid
    4 bids

    Need someone to do tutorial youtube video with bitcoin wallet

    $188 (Avg Bid)
    $188 Avg Bid
    12 bids

    Hello, i need something similar to Uniswap project but to run on Binance Smart Chain (BSC) and has features like yield farming, staking and token pool, analytics, lottery and exchange. Kindly contact me only if you have experience in this field and Solidity and can do the perfect job.

    $3812 (Avg Bid)
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    17 bids

    We are looking for an expert blockchain developer to work on farming smart contract

    $1941 (Avg Bid)
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    6 bids
    Blockchain Developer Required 5 days left
    VERIFIED

    We are looking for an expert blockchain developer to work on farming smart contract

    $1747 (Avg Bid)
    $1747 Avg Bid
    11 bids

    We are looking for an expert blockchain developer to work on farming smart contract

    $225 (Avg Bid)
    $225 Avg Bid
    2 bids

    In 2014 we, with the help of a few others launched one of the first altcoins ever created (seriously), unfortunately due to issues with exchanges at the time our team lost all our holdings of the coin and the project couldn't afford to move forward (remember bitcoin was cheap back then!) We've spent the last year coding new features that bring a new layer to our coin that we feel could...

    $108 (Avg Bid)
    $108 Avg Bid
    26 bids

    I want a yield farming website like [login to view URL] Should be able to farm our token with connectivity to wallets like metamask and others and also connectivity to uniswap etc. Should also have DAO like vote page of the website along with farm and trade

    $1991 (Avg Bid)
    $1991 Avg Bid
    26 bids

    In 2014 we, with the help of a few others launched one of the first altcoins ever created (seriously), unfortunately due to issues with exchanges at the time our team lost all our holdings of the coin and the project couldn't afford to move forward (remember bitcoin was cheap back then!) We've spent the last year coding new features that bring a new layer to our coin that we feel could...

    $26 / hr (Avg Bid)
    $26 / hr Avg Bid
    11 bids
    Blockchain Developer needed 4 days left
    VERIFIED

    We are looking for an expert blockchain developer to work on farming smart contract

    $228 (Avg Bid)
    $228 Avg Bid
    5 bids

    Looking for someone to take this github code that identifies triangular arbitrage opportunites on binance and turn it into a program that auto executes profitable trades with the api keys. This means you have to work with trading fees and time constraints to get this work. The program will need to have setting to alow tge tweeking of various variables to make it profitable. Please share your comme...

    $297 (Avg Bid)
    $297 Avg Bid
    11 bids

    Requirement is this Build only front end web application. Really simple And plus one market for several users on there. So Milestone React : 400 If you are really good at English - preferable. If you are exp with btc -- perferable Below there is requirement Thanks

    $1514 (Avg Bid)
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    14 bids

    This project is to get the best forex trader for my company

    $33 / hr (Avg Bid)
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    12 bids

    Looking for an experienced (3 years+ building) Solidity developer in a TECHNICAL ADVISOR role for our web-responsive fantasy sports-style movies mobile game CinemaDraft ([login to view URL]). We're building an independent dApp smart contract in-game crypto token, CD3D ([login to view URL]), based off the popular P3D ETH smart contract token ([login to view URL]). Familiarity with the Tron blo...

    $1158 (Avg Bid)
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    5 bids

    Please reply only if you have done this work in past. Start your message by saying BSCRocks Only then I will reply you.

    $678 (Avg Bid)
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    4 bids

    I need someone experienced who can develop a smart contract for us. the smart contract would be audited and should be bug free, I'll give you a set of checklist to which have to be followed. you must have a decent experience in this. you basically have to make token via a ERC20 smart contract. also it would be a bit of long term work too like you have to manage and create more than 1 smart c...

    $254 (Avg Bid)
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    7 bids

    Good afternoon to everybody reading this, I am looking for people with genuine, in-depth experience in the blockchain, crypto sphere to put together for me a research paper. (ONLY PEOPLE WITH KNOWLEDGE IN THE FIELD) I need a 20 to 30,000 words paper (essay) on the trading of cryptocurrencies. The essay must contain DETAILED explanations on a number of subjects. $$$$$$$$$$$$$$$ : I DO NOT WANT...

    $329 (Avg Bid)
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    23 bids
    Decentralized Crypto wallet 1 day left
    VERIFIED

    Please see examples below : [login to view URL] [login to view URL] Wallet also to support except of our ICO, the following coins : 1. Bitcoin 2. Ethereum 3. Bitcoin Cash 4. Ripple 5. Litecoin 6. Monero 7. Dash 8. EOS 9. NEO 10. Tether 11. Cardano 12. Tron 13. Stellar 14. Tezos 15. Algorand 16. Zcash 17. Ethereum Classic 18. OMG Network 19. Basic Attention Token 20. ChainL...

    $4133 (Avg Bid)
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    27 bids

    We are looking for a blockchain/cryptocurrency developper and server administrator. We need help to setup the seeds nodes server of a new cryptocurrency / blockchain. Simple task; server already setup, just need configuration.

    $329 (Avg Bid)
    $329 Avg Bid
    11 bids

    Looking for someone to take this github code that identifies triangular arbitrage oppurtunites on binance and turn it into a program that auto executes profitable trades with the api keys. This means you have to work with trading fees and time constraints to get this work. The program will need to have setting to alow tge tweeking of various variables to make it profitable. Please share your comme...

    $263 (Avg Bid)
    $263 Avg Bid
    6 bids

    I need to change PIVX/similar source code to make duplicate transactions - wallet should allow to send same transaction many time, so receiving address gets same transaction multiple times, but it doesn't change its balance. For example: From adress "A" I am sending 5 coins to adress "B" (normal, accepted transaction) and after that trasaction is confirmed I am able to re...

    $491 (Avg Bid)
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    5 bids
    Crypto and website developer. 20 hours left
    VERIFIED

    Bitcoin Ethereum XRP Bitcoin Cash Chainlink Litecoin XLM These are the blockchains-cryptocurrencies you have to be able to work with. I am looking for developers who can build me a cryptocurrency investment website. Other than being able to implement above cryptocurrencies into the website you must be capable of building a fully secured website and coding custom scripts depending on our r...

    $54 / hr (Avg Bid)
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    60 bids
    Build a Website 19 hours left
    VERIFIED

    Look this website carefully - [login to view URL] I just want exactly same features and functionality that in the website. Design will be different but the functionality would be as it is. Look into this website and tell me how many days need to complete it. And show work same as the website deals Here is the login details: User name :chatterjeearindam Pass : 76wvEZ626xA5@Fs Check very careful...

    $592 (Avg Bid)
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    22 bids

    Looking for expert developer who has created Defi applications or have forked any. I am looking for something like yearnfinance or aave

    $2967 (Avg Bid)
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    7 bids

    Hola! Tengo un proyecto bastante grande desarrollado en php y smarty framework! Este producto básicamente es un trader profesional de dominios, actualmente funciona con el dólar como moneda y escrow.com y PayPal como medio de pago. Necesito un desarrollador de blockchain para crear mi propio token y Wallet para que mis clientes puedan hacer el cambio del dólar en mi propio Ex...

    $828 (Avg Bid)
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    7 bids

    Подготовка дизайна, бизнес-процессов, технологий по договоренности

    $9 / hr (Avg Bid)
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    5 bids
    Creacion de sitio web 1 day left
    VERIFIED

    Deseo crear una pagina similar a [login to view URL] con algunas de sus caracteristas

    $281 (Avg Bid)
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    15 bids

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