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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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    89 仕事が見つかりました。次の価格: USD

    I want a professional trader If you are unprofessional, please do not bid

    $500 (Avg Bid)
    $500 平均入札額
    2 入札

    Storing data in blockchain anonymus. Developments using blockchain to secure IoT/industrial Internet applications. Blockchain technology is used to securely store a payload, like sensor data from a vast number of sensor nodes.

    $605 (Avg Bid)
    $605 平均入札額
    10 入札

    I need professional for mining setup A to Z

    $3411 (Avg Bid)
    $3411 平均入札額
    1 入札

    Hi, I have an online btc game. its needs hot wallets added to it so that players get their deposits and withdraws quickly. Please only apply for this if you have extensive knowledge on this subject, I need it done quickly and clean.

    $217 (Avg Bid)
    $217 平均入札額
    7 入札

    Want a simple platform where people can exchange bitcoin and altcoins. No need for fiat.

    $744 (Avg Bid)
    $744 平均入札額
    16 入札

    I need a blockchain developer to develop coin similar to doge coin with full requirement

    $191 (Avg Bid)
    $191 平均入札額
    6 入札

    need to add a small function to existing token smart contract

    $238 (Avg Bid)
    $238 平均入札額
    2 入札

    need to add a small function to existing token smart contract

    $366 (Avg Bid)
    $366 平均入札額
    9 入札

    need to add a function to existing trc20 token contract that enables token transfer to multiple addresses at once

    $163 (Avg Bid)
    $163 平均入札額
    1 入札

    Hello I need an experienced NFT marketplace developer If you have rich experience in this filed, contact me. I will provide project detail to a proper candidate. Thanks

    $1360 (Avg Bid)
    $1360 平均入札額
    7 入札

    looking for a few pros to Shill online to get more people as members to our telegram account. We have a crypto coin which we are promoting and need new members to our group. Will need you to do the following: - post on crypto related boards on Reddit - comment on crypto posts on Reddit - comment on large Twitter accounts promoting the coin - make posts in crypto telegram groups - post in crypto...

    $110 (Avg Bid)
    $110 平均入札額
    12 入札

    I am looking for someone that will interested to help me work on my blockchain smart contract

    $505 (Avg Bid)
    $505 平均入札額
    20 入札

    add one more function to trc20 token contract code that enables transfer of tokens to multiple addresses

    $20 - $171
    $20 - $171
    0 入札

    need to modify existing trc20 token contract and redeploy

    $20 - $171
    $20 - $171
    0 入札

    add one more function to trc20 token contract code that enables transfer of tokens to multiple addresses

    $95 (Avg Bid)
    $95 平均入札額
    2 入札

    need to modify existing trc20 token contract and redeploy

    $95 (Avg Bid)
    $95 平均入札額
    1 入札

    I'm looking for Token Bridge Expert with over 1 years on Smart Contract. If you have good experience in this field, Hit me up please.

    $3134 (Avg Bid)
    $3134 平均入札額
    11 入札

    We are a company that works in the cryptocurrency environment, We successfully raised money from the public, we are now looking for salesmen to help us to push our project with the institutional. We have a deck and a fill with more than 800 investors that we need get in touch with.

    $12113 (Avg Bid)
    $12113 平均入札額
    1 入札

    Helo we need developer who already build the ethercrsh we need that. We have to do on smart contract.

    $5118 (Avg Bid)
    $5118 平均入札額
    1 入札
    I need a coder 5 日 left
    認証完了

    I want to launch my own cryptocurrency and need people for that.

    $5441 (Avg Bid)
    $5441 平均入札額
    8 入札

    We need to redesign our contract for BEP20 token to make it a smart [ログインしてURLを表示] need to customze many settings. Some considerations [ログインしてURLを表示] release for certain address [ログインしてURLを表示] rule [ログインしてURLを表示] to prevent dumping [ログインしてURLを表示] distribution of tokens to certain address [ログインしてURLを表示] function and bulk sending transaction. [ログインしてURLを表示] Whale ( Limit Token purchase and sales)...

    $274 (Avg Bid)
    $274 平均入札額
    7 入札
    NFT Market place creation 5 日 left
    認証完了

    We would like to create NFT market place based on BSC chain where user's can create NFT for their art or digital content and sell them. Platform very similar to opensea or rarible but on BSC network.

    $4216 (Avg Bid)
    $4216 平均入札額
    7 入札

    I need to develop a crypto coin with its own custom blockchain. I also want to use a Proof-of-Stake consensus. Our goal is to develop a blockchain that is self-funding this can be done by having a portion of the block rewards sent to a treasury wallet. We also want stakeholders to be able to vote on how the treasury is spent. I am also hoping to implement a charity deposit from the block rewards a...

    $5194 (Avg Bid)
    $5194 平均入札額
    13 入札

    I need a real time ,15 minute BTC chart that has buy and sell signals.

    $250 (Avg Bid)
    $250 平均入札額
    10 入札

    Hello, ICO expert, I will need you for my cryptocurrency project. Once your experience is proven, we will definitely work together. This is for only serious experts, not for those who want a luck. Looking forward to hearing from you. Thank you.

    $199 (Avg Bid)
    $199 平均入札額
    3 入札

    Crypto tokenomics expert Need certain project making.

    $65 (Avg Bid)
    $65 平均入札額
    4 入札

    BNB software creation for entering trades quickly

    $150 (Avg Bid)
    $150 平均入札額
    1 入札

    Tokenomics expert for a Crypto Project BNB Only someone with previous experience thanks.

    $239 (Avg Bid)
    $239 平均入札額
    11 入札

    need to deply smartcontract in tron blockchain smart contract is ready. need help with web3js integration and contract deployment.

    $478 (Avg Bid)
    $478 平均入札額
    5 入札

    Hello, i want to list my new BEP20 token on exchanges sites like coinmarketcap, coingecko, binance and other exchange websites.

    $56 (Avg Bid)
    $56 平均入札額
    1 入札

    transfer trc20 tron based token to others via smart contract in tronscan blockchain

    $392 (Avg Bid)
    $392 平均入札額
    2 入札

    need to deply smartcontract in tron blockchain smart contract is ready. need help with web3js integration and contract deployment.

    $136 (Avg Bid)
    $136 平均入札額
    3 入札

    transfer trc20 tron based token to others via smart contract in tronscan blockchain

    $95 (Avg Bid)
    $95 平均入札額
    1 入札

    i want to create a smart contract that facilitates anyone with my trc20 token to transfer to others via my smart contract.

    $171 - $512
    $171 - $512
    0 入札

    Transfer TRC20 Token via Smart Contract to multiple address

    $20 - $171
    $20 - $171
    0 入札

    i want to create a smart contract that facilitates anyone with my trc20 token to transfer to others via my smart contract.

    $20 - $171
    $20 - $171
    0 入札

    need to a smart contract to send trc20 tokens to multiple addresses

    $171 - $512
    $171 - $512
    0 入札

    need to a smart contract to send trc20 tokens to multiple addresses

    $20 - $171
    $20 - $171
    0 入札

    Transfer TRC20 Token via Smart Contract

    $58 (Avg Bid)
    $58 平均入札額
    2 入札

    Hi, I'm Martins by name. I want to develop a coin like bitcoin, it should be named megacoin. Its rate must be $60,000 per one megacoin. I only need professionals that can answer thousands of questions because I have to be sure if you are capable and also if that's the right choice for me. Wish you all the best. Thanks. Martins.

    $4000 (Avg Bid)
    $4000 平均入札額
    3 入札

    Hi, I have a small project for freqtrade. What I need: 1. Hyperopt code to run optimization base on my strategy logic. 2. All parameters to be optimization, include enabled or disable them. Strategy code attached. 6 lines logic only.

    $20 (Avg Bid)
    $20 平均入札額
    1 入札

    I am looking for an expert at creating cryptocurrencies to develop a fast Proof of Stake cryptocurrency using its own customized network like EOS and XRP. This means that the transaction time between receiving and sending the crypto should be about 5 seconds. I will provide more information about the project in private with whoever is interested in taking on this job.

    $663 (Avg Bid)
    NDA
    $663 平均入札額
    6 入札

    Hello, we have a token on BSC, now we are looking into expansion into multiple blockchains, as many as possible but thinking ETH and Tron works now. We need a professional to help us wrap the token on these networks. Kindly start your bid with "i can do it" if you really can. Also, you may want to bid only if you have done this before. Thank you.

    $612 (Avg Bid)
    $612 平均入札額
    8 入札

    I want to build a Cryptocurrency like bitcoin, litecoin

    $2164 (Avg Bid)
    $2164 平均入札額
    6 入札

    We are looking to create BTC, USDT wallets, get crypto current price, sell/buy BTC from our website via crypto exchanges API like Binance, etc. The spot market transaction fees will be the main criteria selecting APIs to use. We only need freelancers with experience integrating exchanges APIs integrations.

    $416 (Avg Bid)
    $416 平均入札額
    9 入札

    I want to create new coin and deploy it. Don't auto bid.

    $50000 (Avg Bid)
    $50000 平均入札額
    7 入札

    We need to build a team of Solidity Developers, to build, develop and launch our new token, which will eventually be our own coin, we also need the design and skin, UI of the site too Ideally have launched cryptos and tokens, smart contracts and coins, familiar with Ether, BNB, Cardano, DCA, etc Must have proven experience and references, and available to speak daily in English. Immediate star...

    $40 / hr (Avg Bid)
    $40 / hr 平均入札額
    32 入札