You can earn money at Freelancer.com by using your bitcoin skills.

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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    33 jobs found, pricing in AUD

    Build Bitcoin Wallet website In php

    $10694 (Avg Bid)
    $10694 Avg Bid
    53 bids

    Hi! I need people who can track bitcoin transactions and so on...!

    $356 (Avg Bid)
    $356 Avg Bid
    9 bids

    Dear All, I want to add API to our website to accept cryptocurrency via [login to view URL] Simple page required to call api and get response, no database required. Should be in PHP and should be very simple Please if you do not have any experience with blockchain do not bid. Please if you did not do project like this do not bid. Please do not bid over our budget, if you do not like our budget do ...

    $95 (Avg Bid)
    $95 Avg Bid
    9 bids
    Blockchain Fork Particl.io 6 days left
    VERIFIED

    Looking for someone who can fork and build a chain with Particl.io. Need to implement full chain and custom code as well premine, explorer building. [login to view URL]

    $552 (Avg Bid)
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    3 bids
    Wallet for cryptocurrenct 6 days left
    VERIFIED

    wallet for cryptocurrency like bitcoin, bitcoin cash, etc transaction charge/ commission deduction as profit. quick internal transfers (instant)

    $310 (Avg Bid)
    $310 Avg Bid
    1 bids

    Hello, We are a team at the Moskow. We need your support for a long time. Who can answer to this bitcoin problem that appear when broadcast hex? Problem: "An error occured: Missing inputs. Code:-25" Here is the code snippet for getting the hex. ...... [login to view URL]("c0fb6a0a31fd60c952afda1184a5e309a9337f843b624a0744f02abe447bbc55", 0); [login to view URL]("ms54WXKVw...

    $1380 (Avg Bid)
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    7 bids

    Hey! I have a ERC20 token and need to list our ICO on some exchanges for fundraising . In your bid please provide examples of how it could look from your previous jobs with ICO projects . I will only hire you if you have experience with ICO or IEOs. payment based only on success after token listed and ICO / IEOs got officially listed . we add a performance bonus that will be calculated by : 10%...

    $745 (Avg Bid)
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    8 bids

    I need JSON RPC Web Api for Send and Receive Ethereum .Net

    $356 (Avg Bid)
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    4 bids

    Hello, we are a team working on the crytocurrency site. We need a bitcoin & nodejs expert urgently. You should support or handle the main difficult part in our project. How can we choose you right now? Please send us the correct answer for the below test. Here is a simple bitcoin problem: namely, the bitcoin transaction code snippet. 1- Question: The below code is wrong or right? 2-Question: ...

    $1804 (Avg Bid)
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    26 bids

    Build Ico website In eth, btc payments

    $3914 (Avg Bid)
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    78 bids
    blockchain 4 days left

    I am looking for a blockchain and python expert. best regards. NO ASIAN!!!

    $5668 (Avg Bid)
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    12 bids

    I need easy script page with bitcoin payment. - Selection of product - Mail form of client - Buy button ---> details for payment idwallet ( idwallets set by me, more address) -Page feedback PM me for example page. Tor network project

    $322 (Avg Bid)
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    16 bids

    Hello, I'm looking for someone for my project to help me start a smaller monthly income using cryptocurrencies

    $54 (Avg Bid)
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    6 bids

    We are working with the City of London and Renewable energy resource providers in the UK to create a cost efficient Bitcoin Mining Farm. We are looking for experts in the Bitcoin industry who have expertise at setting up and running a Bitcoin Mining Farm. We are looking for about 4 experts to be part of the panel who advice our company The Bitcoin Mining Company Limited based in London England...

    $50 / hr (Avg Bid)
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    14 bids

    Functionalities include: User creating a Wallet, generate Keys, Save Keys, etc, Mining Process,

    $1953 (Avg Bid)
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    24 bids
    USDT Omni HD Wallet 3 days left
    VERIFIED

    1. Generate many usdt address for deposits in a simple web application 2. All usdt are consolidated in one main address for transfer to other usdt address 3. Verify deposits completion for the many usdt addresses

    $1730 (Avg Bid)
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    11 bids

    Want a very simple exchange via smart contract and extremely simple interface. The project is one token to be exchanged with ethereum. Price of token is always 0.01eth the price can’t be changed but people will list tokens to sell or buy on order book and you can take those orders. The price is the same but people can list % over or under the price only within 5% of the price of 0.01eth (ove...

    $918 (Avg Bid)
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    7 bids
    crypto affiliate website 3 days left
    VERIFIED

    i have a client would like to build a crypto affiliate website. it should allows visitors to buy major coins like BTC, ETH and altcoins with fiat, credit card, debit card, crypto-to-crypto. upon successful, my client will earn affiliate from the transaction. visitors do not earn any but to provide them the website to buy and sell. we only shortlist those has done this before. happy bidding. ...

    $1893 (Avg Bid)
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    23 bids

    Dear Freelancer, We are looking for an trading algorithm which via API can be connected to cryptocurrency exchanges. The software will be used for MarketMaking services. Please only experienced freelancers with a track record.

    $50 / hr (Avg Bid)
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    16 bids

    Multi-language users must create an account and charge their wallet then can select game and use its own zheton to play ! So need User account Control and Database for it ! There are some payment methods : PerfectMoney - WebMOney - Digital Cyrrency (like BitCoin, Litecoin (LTC), Ethereum (ETH), Ripple (XRP), Monero (XMR), Bitcoin Cash (BCH) ... etc.) so need appropriate Wallet for it ! and a...

    $1776 (Avg Bid)
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    15 bids

    I need ready to upload centralized crypto exchange, that will mainly support ETH & TRX Tokens. the following features wil be acknowledged: Investbox, IEO Launchpad, Trading Competition, Airdrops and Swaps functions. Note, i need already made script not to build from scatch, cant wait for [login to view URL]

    $1686 (Avg Bid)
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    15 bids

    I need a white label solution to establish my cryptocurrency trading platform.

    $1730 (Avg Bid)
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    33 bids

    We are [login to view URL] incorporated in London, UK. We provide software for crypto funds and traders, so that they can manage their money and invite investors. We need a person that will handle 1to1 calls with our customers (40 min average) and show them the demo of our software. Average number of calls is 4-6 per day. Calls will be made in Russian and english, but if you don't know ru...

    $30 / hr (Avg Bid)
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    8 bids

    Don't bid with reading the post. They will be ignored immediately. We need an strong Bitcoin expert for supporting us. - Do you have enough experiences for test faucet such as [login to view URL], etc. - Did you get the positive balance from it with the test address? - If you saw 0 value for balance, how did you fix it? For example, if you will get 0 ETH, how should you do for testnet? If yo...

    $1016 (Avg Bid)
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    4 bids
    BTC, ETH expert. 23 hours left

    Hello, we are developing a big bitcoin website now. We need a bitcoin expert for supporting us. Budget will be good for you. If you have enough experiences for btc, eth, etc, please don't hesitate to bid here. Thanks

    $1108 (Avg Bid)
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    20 bids

    hello, i need a Telegram investment bot of single coin, if you have ready-made i will take now, Don't Put Placeholder Price. Thanks

    $143 (Avg Bid)
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    4 bids
    Stop Bitcoin Server hacking 21 hours left
    VERIFIED

    We are having issue with out bitcoin server. Some one is able to steam our bitcoins without having rpc details and server root password. We are looking for bitcoin expert who can help us to secure our server so we can protect bitcoins.

    $458 (Avg Bid)
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    10 bids

    hi i want to create website like binance to exchange btc ethereum and some top cryptocurrency but not huge like binance just ETH BTC XRP LTC DOGE and one other currency that client can deposit with credit card and i have api of that important thing is safety and security

    $4288 (Avg Bid)
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    44 bids

    We are looking for someone to change our payment processor from paypal to btcpayserver.org. we want all btc node sync information to be able to be changes via backend of website

    $426 (Avg Bid)
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    19 bids

    Hi all, As subject states. I´m running bitexchange script (cryptocurrency exchange) . Need help with adding new coins . (website link [login to view URL]) So far there are listed BTC, ETH, XRP, XLM, ...I need to add few coins more. Please send me your proposals and your bid. Lowest one with a good experience wins of course. This project will require: Add new coin (1-2x) Learn me ...

    $410 (Avg Bid)
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    10 bids

    Hi all, As subject states. I´m running bitexchange script (cryptocurrency exchange) . Need help with adding new coins . (website link [login to view URL]) So far there are listed BTC, ETH, XRP, XLM, ...I need to add few coins more. Please send me your proposals and your bid. Lowest one with a good experience wins of course. This project will require: Add new coin (1-2x) Learn me ...

    $237 (Avg Bid)
    $237 Avg Bid
    5 bids

    I am looking for engineer who can work with our team to develop the Bitcoin website... Must be good at Blockchain and website and DB.... Also, have got a good knowledge of AWS.

    $1109 - $2218
    Sealed
    $1109 - $2218
    46 bids

    I need a Crypto expert for my current projects. If you have knowledge please bid. Details will be shared in message with the freelancers.

    $10 - $100
    Sealed
    $10 - $100
    53 bids

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