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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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    54 jobs fundet, i prisklassen EUR

    Create 100 NFTs in 1 week for a pet representing a brand deadline: one week --- Crear 100 NFT en 1 semana para una mascota que representa una marca fecha limite una semana

    €344 (Avg Bid)
    €344 Gns Bud
    12 bud
    Blockchain 6 dage left

    This is pre interview assignment. In this we need to create simplified blockchain according to the given file.

    €191 (Avg Bid)
    €191 Gns Bud
    9 bud

    I need to build mainnet based on pancakeswap testnet source code. Inbox me to discuss details.

    €226 (Avg Bid)
    €226 Gns Bud
    4 bud

    Build me a Crypto investment website

    €173 (Avg Bid)
    €173 Gns Bud
    21 bud

    Hello Developers We need bnb token on BSC scan, Please bid only if u have exp for that. We also need the api so that we can use in our existing website. The list of api are given below. 1. Address Generation of BNB token. 2. Get Balance of BNB token 3. Transfer token from one wallet to another. 4. Transfer token from main wallet(Admin) to the user wallet.

    €141 (Avg Bid)
    €141 Gns Bud
    1 bud
    Uniswap fork 6 dage left
    VERIFICERET

    Standard project, swap, pool. Details to be discussed

    €976 (Avg Bid)
    €976 Gns Bud
    21 bud

    I need a crypto staking website like BlockFI

    €209 (Avg Bid)
    €209 Gns Bud
    4 bud

    Hello We need developer who can do the token on stellar, Dve must have full knowledge of stellar and api for that.

    €193 (Avg Bid)
    €193 Gns Bud
    1 bud

    Hello Developers We need bnb token on BSC scan, Please bid only if u have exp for that. We also need the api so that we can use in our existing website. The list of api are given below. 1. Address Generation of BNB token. 2. Get Balance of BNB token 3. Transfer token from one wallet to another. 4. Transfer token from main wallet(Admin) to the user wallet.

    €79 (Avg Bid)
    €79 Gns Bud
    2 bud
    Need lead Expert 6 dage left
    VERIFICERET

    We are looking for high-quality hot leads for cryptocurrency, Bitcoin, Forex.

    €3 / hr (Avg Bid)
    €3 / hr Gns Bud
    12 bud

    C++ developer with knowledge in building cryptocurrencies. Should have built at least one coin based on bitcoin, monero, or EOS. Understand consensus algorithms. Thorough knowledge of the standard library, STL containers, and algorithms. Understands protocols like Tor and I2p Strong Object Oriented Design and Programming skills, hands-on application troubleshooting, and debugging skills. Experienc...

    €10 / hr (Avg Bid)
    €10 / hr Gns Bud
    3 bud

    Preciso que alguém desenvolva um site de bitcoin onde as pessoas consiga negociar bitcoin se possível outras moedas também por exemplo EUR/USD , USD/CAD uma espécie de corretora de bitcoin.

    €448 (Avg Bid)
    €448 Gns Bud
    10 bud

    Hello, I need the following: -Comprehensive list of countries that disallow crypto trading. -Full list of every country that disallow crypto mining. -I need to find the names of the owners, contact information, social/professional media accounts… of people that run and/or own (current/previous) cryptomining facilities (other than US, obviously; focusing on those that are no long allowed to...

    €74 (Avg Bid)
    €74 Gns Bud
    30 bud

    Need a tested bot with a good trade profit percentage for Binance. The following settings I need to be configurable in the bot - 1. Bot should trade on every coin we input for {Coin}/USDT 2. Please see the attached screenshot for other configuration options required Please only those freelancers contact, who have already worked on this and have a product near to the above specifications ready. ...

    €485 (Avg Bid)
    €485 Gns Bud
    12 bud

    We are looking to design a dapp platform that allows a basic gambling function using a designated cryptocurrency for trading.

    €7 / hr (Avg Bid)
    €7 / hr Gns Bud
    4 bud
    Разработка blockchain 5 dage left
    VERIFICERET

    Нужна разработка блокчейн платформы. Задача в приложении, скачайте и ознакомьтесь пожалуйста. Стек кастомная библиотека polkadot, ink, grandpa, и язык rust в основном.

    €211 - €634
    Forseglet
    €211 - €634
    1 bud
    CryptoPurchase Site -- 2 5 dage left
    VERIFICERET

    I need a crypto portal that will allow users to purchase crypto in real time using their debit cards/credit cards. Immediately after purchase, I want them to be able to send the crypto to any wallet of the same currency on the blockchain. This would be similar to the way you purchase crypto and withdraw it from crypto dot com website. I am ONLY interested in purchasing and withdrawing crypto in...

    €1156 (Avg Bid)
    €1156 Gns Bud
    30 bud

    I want to build a cryptocurrency exchange platform..... I want exalty the same thing Please check chiji14xchange for more clarification.... [log ind for at se URL]

    €465 (Avg Bid)
    €465 Gns Bud
    19 bud

    I want to add live crypto prices at the user dashboard on my website and also add a countdown from the time a user invest in the website till the time the investment is due for withdrawal

    €357 (Avg Bid)
    €357 Gns Bud
    5 bud
    Cyptocurrency Gateway API 5 dage left
    VERIFICERET

    Hello. Please read this in its entirety. Don't propose and waste my time. Make it a reasonable offer. Highlight your experience and questions and any other topics you want to cover. You need to make an API (in any language such as MERN/MEAN stack, Python Flask/Django or PHP, etc) that has the ability to generate a cryptocurrency address and hold its address and private key in a secure way (...

    €537 (Avg Bid)
    €537 Gns Bud
    32 bud

    Looking for a coder to be able to copy/create/edit code for the creation of a smart contract for an ERC token that has ETH reflections built in. The following must be built into the smart contract: 1. We want the reflection to be in the form of ETH. 2. We want to set a holder minimum in order to qualify for the ETH reflection. 3. We want the ETH reflection to be deposited daily. 4. The token must...

    €11 / hr (Avg Bid)
    €11 / hr Gns Bud
    6 bud

    I want to get Liquidity pool tokens from smart contracts. If you don't know about blockchain and ethereum, please don't bid here.

    €670 (Avg Bid)
    €670 Gns Bud
    7 bud
    Nft marketplace 4 dage left

    I want to develop Nft marketplace similar to opensea with full features and functionalities kindly reply with your best proposal

    €4653 (Avg Bid)
    €4653 Gns Bud
    8 bud

    Quantower is a cryptocurrency trading platform that has an open design which allows anybody to create custom modules which integrate directly into the software. They have a package on NuGet which allows you to use Visual Studio to create these modules. Quantower API can be found here: [log ind for at se URL] Quantower Connection API can be found here: [log ind for at se URL] Most Recent Example...

    €533 (Avg Bid)
    €533 Gns Bud
    5 bud

    Hi! I'm going to update my marketplace. Don't bid to my project If you are expert in this side. I'll disciss with freelanser about project description via chat or call.

    €2298 (Avg Bid)
    €2298 Gns Bud
    6 bud
    Crypto Loan, P2P and P2P Loans 4 dage left
    VERIFICERET

    We have a pre-existing app/code that we want to add a P2P system, a P2P loan system using escrows (abit like localbitcoins) and an individual loan system like Nexo,Blockify etc onto. We require this to be on iphone and Android stores. These 3 systems outlined will be added onto the existing app. We have added a specifications document to this and advise you to read it before submitting to us. The...

    €3418 (Avg Bid)
    €3418 Gns Bud
    36 bud

    Quantower is a cryptocurrency trading platform that has an open design which allows anybody to create custom modules which integrate directly into the software. They have a package on NuGet which allows you to use Visual Studio to create these modules. Quantower API can be found here: [log ind for at se URL] Quantower Connection API can be found here: [log ind for at se URL] Most Recent Example...

    €286 (Avg Bid)
    €286 Gns Bud
    6 bud

    Need a web developer knows cryptocurrencies and blockchain technologies.

    €1357 (Avg Bid)
    €1357 Gns Bud
    11 bud

    Create an ERC20 token using openzeplin and deploy it on mainnet after complete testing. Add the token on Uniswap. Tokenomics and logo would be shared during the discussion.

    €135 (Avg Bid)
    €135 Gns Bud
    7 bud

    Hello, I want a professional developer who know much about uniswap, pancakeswap, yield farming to kindly bid so that he can help me on many project. THANKS

    €296 / hr (Avg Bid)
    €296 / hr Gns Bud
    2 bud

    i need an experienced solidify smart contract developer that can create a token for our project. Details will be shared, but developer should have knowledge of swaping, farming, staking, buyback e.t.c

    €480 (Avg Bid)
    €480 Gns Bud
    26 bud

    I need a crypto contract developer we want the working of the contract similar to babycaks fast and immediate delivery needed

    €324 (Avg Bid)
    €324 Gns Bud
    7 bud

    Hi I would like to buy cryptocurrency, I would like to have some advice?

    €395 (Avg Bid)
    €395 Gns Bud
    12 bud

    investment advisor. cryptocurrency and equity specialist look for an investor to start the business. 1- first option to create a portfolio in shares and cryptocurrency 2-creates a cryptocurrency mining network

    €12689 (Avg Bid)
    €12689 Gns Bud
    1 bud

    investment advisor. cryptocurrency and equity specialist look for an investor to start the business. 1- first option to create a portfolio in shares and cryptocurrency 2-creates a cryptocurrency mining network

    €42297 (Avg Bid)
    €42297 Gns Bud
    1 bud

    look for an investor to start the business. 1- first option to create a portfolio in shares and cryptocurrency 2-creates a cryptocurrency mining network 3-create a network of several mining machines in Paraguay

    €2538 - €4230
    €2538 - €4230
    0 bud

    look for an investor to start the business. 1- first option to create a portfolio in shares and cryptocurrency 2-creates a cryptocurrency mining network

    €1988 (Avg Bid)
    €1988 Gns Bud
    4 bud
    Bitcoin exchange 2 dage left

    I need someone who has Bitcoin to sell

    €581 (Avg Bid)
    €581 Gns Bud
    7 bud
    Проект blockchain 1 dag left
    VERIFICERET

    Нужна разработка блокчейн платформы. Задача в приложении, скачайте и ознакомьтесь пожалуйста. Стек кастомная библиотека polkadot, ink, grandpa, и язык rust в основном.

    €211 - €634
    Forseglet
    €211 - €634
    6 bud
    Blockchain Articule writter 1 dag left
    VERIFICERET

    Hi, We are looking for an experience blockchain technical article written to join our blog team, if you are interested, please apply.

    €61 (Avg Bid)
    €61 Gns Bud
    30 bud

    I am launching a cryptocurrency and need promotion of my telegram group and Giveaway to a large number of crypto users on telegram which should join the group interact with the group and invest in the ico

    €108 (Avg Bid)
    €108 Gns Bud
    13 bud

    I need a tradingbot for buybit that take the strategie from Tradingview

    €335 (Avg Bid)
    €335 Gns Bud
    17 bud

    We looking for a expert for add our Cryptocurrency on presale site as CoinList and other presale site. what do you have to do? make a list of presale sites. we will choose the one that interests us. you will enter our Crypto on the sites by entering all the necessary information. Once the Crypto is online we will release the milestone. Fixed payment of $ 20 for each site where we will be vis...

    €104 (Avg Bid)
    €104 Gns Bud
    3 bud

    I need a developer who can get LP token price from 4 different smart contracts. PancakeSwap, UniSwap, Compound and Curve. For example, freelancer will get price of USDT/Eth pool LP token on Uniswap. Freelancer should be able to get LP token price from PancakeSwap, UniSwap, Compound and Curve.

    €512 (Avg Bid)
    €512 Gns Bud
    21 bud

    Looking to build a crypto wallet for mobile and web apps. The app will be able to allow users to Send and Receive the most common cryptos such as Bitcoin, Ethereum, BitcoinCash, Ripple, UDST, and maybe more depending on price. We do not want to hold any funds from the users, instead we will just display the funds held in their wallets and enable them to deposit and withdraw from their wallets thr...

    €2180 (Avg Bid)
    €2180 Gns Bud
    44 bud

    You should know how to make the smart contract. I have projects using that skills. You should be ready to show me your skill and websites built by you. Please write proposals with 6 + 2 = ? Thanks

    €140 (Avg Bid)
    €140 Gns Bud
    11 bud

    We want the software to do the below stuff: It should generate Btc Fake Transaction(flash btc) with the below features: - -Defined the time that the transaction can remain in the wallet - -Defined the charges of the blockchain networks for a quick confirmation - -VPN and TOR options included with proxy - -Can check the blockchain address before transaction - -Transaction can get full confirm...

    €550 (Avg Bid)
    €550 Gns Bud
    18 bud
    Binary options bot 1 dag left
    VERIFICERET

    hello is there anyone who has a legit binary options bot that i can use. i am willing to pay. it can be in bitcoin as well but preferably binary options. please understand that you must have experience in this thank you !

    €444 (Avg Bid)
    €444 Gns Bud
    6 bud

    smart contract on binance blokchain I have a contract on the ethereum network I want to phase the same as on binance with some alliterations Please only accept the project if you really manage to phase the project I will only phase any payment after I test it on the test network and see that it really works these are my conduits  

    €448 (Avg Bid)
    €448 Gns Bud
    33 bud

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