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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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    41 trabajados encontrados, precios en EUR
    Broker de criptomonedas 4 días left
    VERIFICADO

    Se busca broker de criptomonedas para fondo se inversion, precio fijo mensual mas comisiones. Interesados enviar CV y experiencia.

    €98 (Avg Bid)
    €98 Oferta Promedio
    2 ofertas

    Hello, I am looking for a developer who can develop the BITCOIN and ETHEREUM Flashing Software (windows based, preferably windows 10), the requirements are mentioned below, 1) The software can perform flash of the BTC and Ethereum, as well as the flashed BTC and Ethereum should be transferable from one wallet to 10 wallets. 2) These BTC and Ethereum will be disappread after 90 days. 3) There shou...

    €447 (Avg Bid)
    €447 Oferta Promedio
    7 ofertas

    You need to write a console application in C# that will use the Bitbay API current version [iniciar sesión para ver URL] - REST API only it should: 1. Get Ticker 2, Get balance for Bitcoin(BTC) and Etherium(ETH) currencies. 3. Buy and sell orders of BTC and ETH (post new orders, get active orders, cancel orders) 4. withdraw from bitbay using currencies BTC and ETH 5. Fiat Cantor - Return a...

    €8 - €25
    €8 - €25
    0 ofertas

    Looking for an individual developer who has experience in PHP, CQRS/ES framework, Docker, payment gateway and bitcoin APIs. Must be: -English proficiency -Good communication (coordination required) -Work within a predetermined budget Please apply if you're a fit on this job.

    €16 / hr (Avg Bid)
    €16 / hr Oferta Promedio
    17 ofertas

    Need to develop a erc20 token to integrate with an ecommerce site. Ecom site is already done. Note : I am a tech guy have created an erc20 token before, so talk to me like an adult. ERC 20 token features need to create a wallet for every new user sign up All tokens will be transferred between the company wallet and user wallet. I dont want to pay the GAS fee for every user sign up. I will be de...

    €494 (Avg Bid)
    €494 Oferta Promedio
    5 ofertas

    The program btcrecover implements wallet password cracking for a variety of bitcoin wallets but not coinomi. Looking for someone to implement this for coinomi's AES wallet password NOT the seed phrase recovery. [iniciar sesión para ver URL] Seed Phrase (Mnemonic) Recovery for the following wallets Electrum (1.x, 2.x, 3.x and 4.x) (For Legacy and Segwit Wallets. Set --bip32-path ...

    €477 - €954
    Sellado Acuerdo de Confidencialidad
    €477 - €954
    24 ofertas

    Description The company I work with need professional marketers that are good with what they do. The aim is to advertise the company to reach various part of the globe. The person Must have a good communication skill in other to pass the intended message. P.s I work with a Crypto Company

    €729 (Avg Bid)
    €729 Oferta Promedio
    18 ofertas

    I would need to build a mainnet and a smart contract for issuing tokens. the digital coin has already been done on the Etherscan platform

    €1073 (Avg Bid)
    €1073 Oferta Promedio
    20 ofertas

    I need an online marketer with adequate knowledge of bitcoin and other cryptocurrency for immediate contract

    €751 (Avg Bid)
    €751 Oferta Promedio
    16 ofertas
    Mining dashboard OS 5 días left
    VERIFICADO

    Hello Coders, I am looking for a programmer who can create a Mining dashboard OS Please bid if you have the experties on doing that Bilingual site

    €998 (Avg Bid)
    Destacado
    €998 Oferta Promedio
    6 ofertas

    We need to update balances of traders and state of orders in database (RDBMS) in a fast and scalable way. We cannot do it parallely as it can lead to race conditions and invalid order states in [iniciar sesión para ver URL] orderbook will process this commands sequentially with in memory orderbook which is quite fast. But after orderbook processing we need to persist order state in databa...

    €31 / hr (Avg Bid)
    €31 / hr Oferta Promedio
    3 ofertas

    I am looking for someone to create me a bitcoin price live ticker such as this website [iniciar sesión para ver URL]

    €137 (Avg Bid)
    €137 Oferta Promedio
    7 ofertas

    I'm currently In need of a marketer who has experience trading with crypto currency. The person or persons must have a good communication skills

    €1016 (Avg Bid)
    €1016 Oferta Promedio
    3 ofertas

    Hello, I am looking for a developer who can develop the BITCOIN and ETHEREUM Flashing Software (windows based, preferably windows 10), the requirements are mentioned below, 1) The software can perform flash of the BTC and Ethereum, as well as the flashed BTC and Ethereum should be transferable from one wallet to 10 wallets. 2) These BTC and Ethereum will be disappread after 90 days. 3) There shou...

    €595 (Avg Bid)
    €595 Oferta Promedio
    5 ofertas

    Binaryico investment is a platform where we invest in Bitcoin

    €333 (Avg Bid)
    €333 Oferta Promedio
    10 ofertas

    Hello, we are needing to create a cryptocurrency with the next requirements, we are looking for developers with the latest track record on these projects and we are also accepting and listing recommendations. The requirements are: We are looking to create a cryptocurrency for our student campus, and make this a system of money and compensation among the students of the community camps, so this wi...

    €618 - €1236
    Sellado
    €618 - €1236
    1 ofertas

    Only who has write similar blockchain based whitepapers with very nice graphics and very well formatted information regarding my coin. Thanks

    €73 (Avg Bid)
    €73 Oferta Promedio
    16 ofertas

    I would like a web app, wallet, mobile app and all relevant components of Bitpay. [iniciar sesión para ver URL] Merchant side so my clients can accept my token: [iniciar sesión para ver URL] Customers can use the token and manage their balance in an easy to use wallet app [iniciar sesión para ver URL] Extension that my merchant clients can install or users can intall to use th...

    €34 / hr (Avg Bid)
    €34 / hr Oferta Promedio
    5 ofertas

    I am looking for an experienced developer for developing Cryptocurrency Payment Gateway (API) and plugin & integrating them on centralised and decentralised exchanges, websites and apps. Note: - You must know Bitshares with expert knowledge like here [iniciar sesión para ver URL] and [iniciar sesión para ver URL] - You must be an experienced professional in Bitcoin, Ethereum, ...

    €1083 (Avg Bid)
    €1083 Oferta Promedio
    8 ofertas

    I require an online poker site to be built which only accepts bitcoin and is accessible only by tor. I WILL NOT REPLY TO CUT AND PASTE PROPOSALS. Opposed to creating a custom brief I will give an example of a site to essentially replicate core features - [iniciar sesión para ver URL] Players can only pay and play in bitcoin. When looking at most popular poker sites they all have extra ...

    €7269 (Avg Bid)
    €7269 Oferta Promedio
    20 ofertas
    Bitcoin crypto 2 días left

    We require bitcoin crypto and require a good professional who can deliver

    €174 (Avg Bid)
    €174 Oferta Promedio
    8 ofertas

    Looking for an individual developer who has experience in PHP, CQRS/ES framework, Docker, payment gateway and bitcoin APIs. Must be: -English proficiency -Good communication (coordination required) -Work within a predetermined budget Please apply if you're a fit on this job.

    €26 / hr (Avg Bid)
    €26 / hr Oferta Promedio
    28 ofertas
    Setup of bitcoin website 2 días left
    VERIFICADO

    Hello, I have installed that script: [iniciar sesión para ver URL] need someone expert in bitcoin for make setup of script for buy and sell bitcoin and ethereum with paypal.

    €278 (Avg Bid)
    €278 Oferta Promedio
    7 ofertas

    STOP! Read the ENTIRE DESCRIPTION! I am looking for a well versed senior Blockchain Architect developer who is well versed. You MUST BE FLUENT IN C/C++ YOU MUST have +5 years of Blockchain Development Experience Must have Experience building Blockchain Architecture from the ground up DO NOT BID if you've only COPIED REPO and Made modifications In your bid describe what you have Archite...

    €15 (Avg Bid)
    €15 Oferta Promedio
    1 ofertas

    Develop an ecommerce marketplace, so sellers can sell items on the site and buyers can purchase. Escrow CRYPTO payment gateway must be integrated to the site. (Multi Sig Wallet). Other basic functionalities will be discussed. Developer must have skills and experience of cryptocurrency , blockchain and escrow.

    €1269 (Avg Bid)
    €1269 Oferta Promedio
    41 ofertas

    Do you have something similar to dtube [iniciar sesión para ver URL] but driven by steam to reward users for views based is that still an option do you have anything similar to that currently. Share it with me, I need expert in the video sharing platform. Kindly bid if you an expert

    €1059 (Avg Bid)
    €1059 Oferta Promedio
    5 ofertas

    Hola, tengo experiencia en comercialización de criptomonedas y veo una oportunidad para mi negocio en la creación de una moneda digital para refugio de valor y intercambio Hello, I have experience in trading cryptocurrencies and I see an opportunity for my business in creating a digital currency for a haven of value and exchange

    €5865 (Avg Bid)
    €5865 Oferta Promedio
    22 ofertas

    Desenvolvimento de um BOT para operar na Binance. Funcionamento: Tenho um algoritmo na plataforma do [iniciar sesión para ver URL] e preciso de um Bot que possa pegar as possibilidades de negociação e copiar isso para uma conta na Binance. Um painel administrativo gerencia os lucros, percas, Take profit, Stop loss, chave api, Modelo: [iniciar sesión para ver URL] ( a...

    €365 (Avg Bid)
    €365 Oferta Promedio
    5 ofertas

    I need you to develop some software for me. I would like this software to be developed for Windows using PHP. developer must have skills and experience of cryptocurrency , blockchain and escrow. for reference you may see [iniciar sesión para ver URL] preference will be given to experienced developers wh has done similar projects in past.

    €2195 (Avg Bid)
    €2195 Oferta Promedio
    24 ofertas

    Please only apply if you know what you are doing | NO AGENCIES please!!!! I am looking for a software developer with experience working with Boolean Satisfiability (SAT) and Data mining experience for creating a bitcoin mining application. I red this paper very recently: [iniciar sesión para ver URL] and I need to develop a new SAT-based bitcoin miner similar to this one: [iniciar sesi&...

    €555 (Avg Bid)
    €555 Oferta Promedio
    5 ofertas

    I am looking for 1 or 2 crypto experts to create video contents based on a module, which I will provide. ONLY THOSE WHO CAN PROVIDE LINKS TO PREVIOUS WORKS SAMPLES(videos) WILL BE CONSIDERED. Do NOT APPLY IF YOU DO NOT HAVE PREVIOUS EXPERIENCE You also have to be a native English speaker. You must know about Technical Analysis and Market concepts (like K-Wave concept). Furthermore, you should ...

    €899 (Avg Bid)
    €899 Oferta Promedio
    8 ofertas
    Online marketer 22 horas left

    I need an online marketer with adequate knowledge of cryptocurrency for immediate contract

    €866 (Avg Bid)
    €866 Oferta Promedio
    13 ofertas
    Btcpay server Magento 22 horas left
    VERIFICADO

    Install and configure BTCPay Server on VPS then connect it into Magento store ensuring everything works (typically about $70). Will discuss further with appropriate developers.

    €133 (Avg Bid)
    €133 Oferta Promedio
    18 ofertas

    We are seeking a creative content writer to work on a permanent basis. Preference is given to content writers familiar with the blockchain/crypto/fintech landscape. Minimum Experience: 1 Year Requirements: Write the blog post content according to the structure provided. Do the necessary research online and back the fact or stats with relevant links 100% Unique article. No plagiarized content. ...

    €229 (Avg Bid)
    €229 Oferta Promedio
    11 ofertas

    I am trying to get TRC20 transaction value using nodejs here my code working for TRC20 USDT token but not working other's token i got issue. I need solution for this also need help for different method. I am already done TRX transaction function but not working token so i need help for you to teach me this. I know nodejs coding. if you need any information please tell me Thanks

    €16 (Avg Bid)
    €16 Oferta Promedio
    1 ofertas

    Looking for Bitcoin mining expert to lead implementation of a medium-scale bitcoin mining operation.

    €33 / hr (Avg Bid)
    €33 / hr Oferta Promedio
    5 ofertas

    we need tron based blockchain developer it's urgent basic

    €960 (Avg Bid)
    €960 Oferta Promedio
    8 ofertas

    i need expert for following wallet bitcoin wallet cryptocurrencies Crypto Currency Crypto Exchange Crypto Website Crypto Wallet bitcoin ethereum tron Blockchain if you have experience in the same then bid with Portfolio

    €8 - €206
    Sellado Acuerdo de Confidencialidad
    €8 - €206
    6 ofertas

    I need a new website. I need you to design and build a website for my small business.

    €622 (Avg Bid)
    €622 Oferta Promedio
    18 ofertas

    I need a multicoin casino project with cash out, deposit features that takes multiple cryptocurrencies: bitcoin, litecoin, ethereum, ripple, and more with wallet. Livechat feature, includes Roulette, CoinFlip Slots and Slot Machines, BlackJack and multiple player interactivity. 2 Player authentication, SSL, Graphics must be amazing, and real money features should be included. I'd like to see ...

    €14791 (Avg Bid)
    €14791 Oferta Promedio
    11 ofertas

    Provide online training on how to trade (sell and buy) bitcoins on binance platform

    €16 / hr (Avg Bid)
    €16 / hr Oferta Promedio
    5 ofertas

    Principales artículos de la comunidad Bitcoin