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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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    21 trabalhos encontrados, preços em EUR

    I am currently using a 2019/2020 version of the GC script. Initially it was working fine but after some days it started showing error getting address for the Beta Bitcoin option. I need a permanent fix to this. This is urgent and only those that have worked with this and fixed it should bid. PLEASE DO NOT SEND ME COPY AND PASTE RESPONSES.

    €196 (Avg Bid)
    €196 Média
    4 ofertas

    create a coin wallet and accept bitcoin in my e-commerse shop

    €518 (Avg Bid)
    €518 Média
    30 ofertas

    I want a fully functional forex trading website user dashboard similar to this LOGIN DETAILS: [fazer login para ver a URL] test4884(at)[fazer login para ver a URL] 123456

    €8 (Avg Bid)
    Garantido
    €8
    7 inscrições

    I am looking forward to building an OTC market platform where buyers and sellers of cryptocurrencies can come together and do trades over the counter, whereas seller's escrow is within the platform until the buyer confirms that they already paid.

    €1512 (Avg Bid)
    €1512 Média
    13 ofertas
    bit coin mining 6 dias left
    VERIFICADO

    bit coin mining

    €193 (Avg Bid)
    €193 Média
    2 ofertas
    Crypto KING 6 dias left
    VERIFICADO

    We are looking for THE best candidate! We are looking for skilled individuals with experience with cryptocurrency. Bitcoin and Mining is a must anything related to Buying, Selling, Trading and Mining of Bitcoins, Altcoins, Crypto Currencies . We look forward to meeting you!

    €800 (Avg Bid)
    €800 Média
    9 ofertas

    I am looking a developer to build a bitcoin selling site. My business buys and sells bitcoin. The website will consist of a Home page, Buy page, Sell page, Registration, Sign-in, FAQ, Contact us and members section. In the back office there will be a Activation Registration page and an Order Book to track buy and sell orders. The idea candidate needs to have- -Ability to create custom si...

    €2413 (Avg Bid)
    €2413 Média
    43 ofertas

    Taking the [fazer login para ver a URL] or [fazer login para ver a URL] smart-contract code and make adjustments The smart contract needs to be 95% decentralize and 5% centralized in order to make changes if needed The smart contract is 100% real and it's not Funzi scam and needs to make sure there is a back door for pulling the money to build the trust of the community. The goal of the c...

    €21 / hr (Avg Bid)
    €21 / hr Média
    14 ofertas

    I need an expert to introduce me to a profitable trading platform. 1.) Automate trades 2.) Or copy trades You are to provide a trading bot and assist in setting up the trades. I need proofs that your trading system is profitable

    €220 (Avg Bid)
    €220 Média
    2 ofertas

    Looking for a Blockchain developer for telegram chat

    €71 (Avg Bid)
    €71 Média
    3 ofertas
    crypto exchange 3 dias left
    VERIFICADO

    hi I'm looking for a high-performance crypto-currency exchange Built-in high-performance matching-engine Built-in multiple wallet support (e.g. deposit, hot, warm, and cold) Build-in Management API - server-to-server API with high privileges Websocket API and high-frequency trading support Supports multiple digital currencies (BTC, LTC, BCH, DASH, ETH, XRP, TRX, BNB, OMG, VEN, ZRX, MKR, ADA, ...

    €1807 (Avg Bid)
    €1807 Média
    18 ofertas

    Hi Folks , I need Cryptocurency Developer , they have Dept knowledge of Mining , Bitcoin , 51% Also . Thanks & regards Gourans

    €2241 (Avg Bid)
    €2241 Média
    3 ofertas

    I need someone to build me bitcoin mining website I need to earn when someone signup and a script will run automatically in the background of laptop or desktop,, And people will be doing mining,,,through ram of a device anyone that can help

    €1038 (Avg Bid)
    €1038 Média
    9 ofertas
    btc transaction test 1 dia left
    VERIFICADO

    we do different types of technical work, we are looking for someone who can create a fake bitcoin transaction , with 2 confirmations, and stay's in blockchain for about 4-5 day's before it goes away .

    €135 (Avg Bid)
    €135 Média
    3 ofertas

    *Proxy Mining pool * Hello everybody I would like you to build create develop install and design crypto mining pool for the following cryptos BTC , BCH , BSV ,ETH ,ETC ,LTC , ,XMR . ZEC , Dash , RVN , DGB , DOGE ,BTG, KMD , ZEN , DCR, BCD If you are familiar with Miningrigrentals dot com same technology about redi...

    €207 (Avg Bid)
    €207 Média
    3 ofertas

    I Need an Advertiser/Partner (International) in CryptoCurrency Based Project, Rest of the details will be shared on personal basis.. (Removed by Freelancer.com Admin)

    €373 (Avg Bid)
    €373 Média
    3 ofertas

    I am Looking Blockchain Developer , have excellent knowledge of Cryptocurency , Bitcoin , please let me know who will me your 100% time for my project.

    €5285 (Avg Bid)
    €5285 Média
    5 ofertas

    Hi there with the bitcoin mining bot what do I do after the bot is completed and how much do i need to put in in order to make profit? Thanks What's the difference with the trading bot ..which is safer and with stead income on the long run

    €630 (Avg Bid)
    €630 Média
    4 ofertas
    Blockchain Mining Setup 1 dia left
    VERIFICADO

    I'm looking for someone with experience in mining Zilliqa to help me set up a mining node.

    €136 (Avg Bid)
    €136 Média
    4 ofertas

    build me a profitable cryptocurrency trading bot, crypto trading bot. Tell me how it works, How do i get started, Whats your payment gateway, Recent works. I am ready to pay for a quality job

    €2727 (Avg Bid)
    €2727 Média
    1 ofertas
    aeinst digital fiat currency 24 dias left
    VERIFICADO

    Build a transmitted converted digital fiat currency exchange transaction website (cloud computing platform) iniating user data cryptographic credentials employing multiple payment forms of digital assets and other unlimited embodiments of different spending rights of different cryptographic credentials wherein parties involved may use same currency for consensus based blockchain and transaction c...

    €8 - €25
    Secreto ADC
    €8 - €25
    2 ofertas

    Artigos da Comunidade dos Principais Bitcoin