Bitcoin Työt ja kilpailut

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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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Projekti/Kilpailu Kuvaus Tarjouksia/töitä Taitoja Alkoi Loppuu Hinta (EUR)
I want to build cryptocurrency exchange hello I want cryptocurrency exchange and wallets. please contact me in order to go ahead 17 PHP, C-ohjelmointi, tietojärjestelmäarkkitehtuuri, Microsoft Exchange, Bitcoin Dec 12, 2017 Tänään6 pv 23 h €581
Crypto Trading platform I want a Crypto Trading platform having below currencies to start with: 1. Bitcoin 2. Ethereum 3. Ripple 4. Dash Target audience will be from India. 11 PHP, HTML5, Bitcoin Dec 12, 2017 Tänään6 pv 20 h €1962
ATM Application for Bitcoin We are looking for someone with knowledge and experience with major ATM vender hardware and software integration. Experience integrating Bitcoin related APIs is a plus, but the most important experience is working with integrating ATM hardware and software. This project may involve working with traditional ATMs for integrating software with the physical hardware, such as an ATM application, an... 4 C-ohjelmointi, tietojärjestelmäarkkitehtuuri, Salaustekniikat, Bitcoin, Blockchain Dec 12, 2017 Tänään6 pv 19 h €3903
Arbitrage Bitcoin I need a developer to install this software [osoite poistettu, kirjaudu sisään nähdäksesi] someone with experience in working with arbitrage or bot for Bitcoin or cryptocurrencies. 1 Bitcoin, JSON Dec 12, 2017 Tänään6 pv 18 h €26
Bitcoin robot Hi guys, I need a robot which trades bitcoin Thanks 13 PHP, C-ohjelmointi, tietojärjestelmäarkkitehtuuri, Metatrader, Bitcoin Dec 12, 2017 Tänään6 pv 18 h €92
cryptocoin Cryptocoin developer. - A developer is needed to create a new token/coin. This involves; - Algorithms to "stamp" new tokens/coins. - Issuing of new tokens/coins to buyers - Distribution of ledger entries of above token/coin purchases 27 tekniikka, Salaustekniikat, Bitcoin Dec 12, 2017 Tänään6 pv 18 h €1397
I need someone to publish a thread on bitcointalk for me. If you have an account above newbie member and you can write a post for me on [osoite poistettu, kirjaudu sisään nähdäksesi], let me know. I already have my content, all I need is for you to make a post on the site. 5 Salaustekniikat, Bitcoin, Ethereum Dec 12, 2017 Tänään6 pv 14 h €37
ICO Media PR Social Expert Only Individuals who are interested to become Co-Founder with TRUSTED USA based company. This opportunity is available to limited professionals Responsibilities - • Create Campaigns • Day to Day management of Social Media • Day to Day management of Community Channels (Bitcoin talk, telegram news, whats app groups • Run Viral Marketing Campaign • Create and Execut... 4 verkkomainonta, Markkinointi Facebookissa, mainonta, Bitcoin, Markkinointi sosiaalisessa mediassa Dec 11, 2017 Tänään6 pv 13 h €139
Small infographic on Cryptocurrency/ Bitcoin This is a very small infographic on the amounts stolen from bitcoin and ethereum. See below to the actual text on the infographic: Cryptocurrency theft Larger amounts stolen and the equivalent in USD at today’s prices Nov 2012 Bitcoin Saving & Trust 263,204 BTC = $4.4 billion Feb 2014 MT Gox 650,000 BTC = $11 billion June 2016 DAO 3.5 million ETH = $1.5 billion ... 32 verkkosivujen suunnittelu, graafinen suunnittelu, Kuvitus, Infografiikka, Bitcoin Dec 11, 2017 Tänään6 pv 13 h €103
I need somoeone that can assist me to install a minng machine I bought a Mining Machine For Ethereum Miner With 9 Graphics Card – 225MH/S and i need help to set it up. never used a miner before. so i need someone that is patient to guide me via sk-yp or wha -sapp 5 Windows Server, Tietokonegrafiikka, Web hosting, Bitcoin, Tietokoneapu Dec 11, 2017 Tänään6 pv 12 h €23
Online bitcoin wallet I would like an online bitcoin wallet created. Backend should use [osoite poistettu, kirjaudu sisään nähdäksesi] and frontend react.js. Backend should use mongodb for database and use RPC calls to the bitcoin daemon. Any communication from frontend to backend should use websockets. 5 Javascript, node.js, Bitcoin, React.js Dec 11, 2017 Tänään6 pv 12 h €32
Research ICOs [osoite poistettu, kirjaudu sisään nähdäksesi] is soon launching an ICO and crypto database that we offer to our subscribers, along with in depth reporting and many other resources for ICO And crypto [osoite poistettu, kirjaudu sisään nähdäksesi] is our goal to create a trusted hub for all things crypto, while remaining unbiased and true to the ethics of dec... 11 Tutkimus, Raportin kirjoittaminen, Markkinatutkimus, Bitcoin, Datatiede Dec 11, 2017 Tänään6 pv 6 h €110
Leading Wealth Preservation Company Hi, Company ("XYZ") is looking to create a Cryptocurrency exchange for three major currencies (BTC, ETH, LTC). We're looking at resources and trying to get an estimate on the cost and what exactly is involved in this project. Note: We're looking to act as an agent and not principal. We would need to set-up an API with a major exchange. Discussions surrounding this have ... 22 verkkosivujen suunnittelu, Talousmarkkinat, Bitcoin, Ethereum, Web Development Dec 11, 2017 Tänään6 pv 5 h €11476
PHP Programmer with graphic design skills. I need someone with good graphic design to make changes on my websites and do graphics daily 26 PHP, verkkosivujen suunnittelu, graafinen suunnittelu, MySQL, Bitcoin Dec 11, 2017 Tänään6 pv 2 h €96
Mining Consultant Required Mining Expert required to help with cost analysis and to produce an options paper describing best ways to mine for Crypto currencies. - Methods (mobile, onsite, IaaS) etc. - Returns. - Detailed solution including apps and h/w requirements. OPEX/CAPEX costs. 0 Bitcoin, Sijoitusanalyysi, Talousmarkkinat Dec 11, 2017 Dec 11, 20175 pv 23 h €43
cryptocurrency Developer expert in ERC20 - ERC233 i need expert developer for make solitary contract on ether network . i need full contract with all fundtion and market and exchange methods. plz expert bid max budget 200$ 12 PHP, verkkosivujen suunnittelu, Mobile App Development, HTML, Bitcoin Dec 11, 2017 Dec 11, 20175 pv 20 h €152
Cryptocurrency and BitCoin Miner and Programmer Looking for expert cryptocurrency miner and programmer. Who has good knowledge and experience in blockchain programming, ICO, Token, Smart Contracts and related etc 14 PHP, C-ohjelmointi, tietojärjestelmäarkkitehtuuri, Salaustekniikat, Bitcoin Dec 11, 2017 Dec 11, 20175 pv 19 h €730
Crypto Wallet Portal BTCTENT.com What i need is : •A secure Crypto website that accepts deposits from the public and store their coins •A payment network which let them transfer crypto-currencies to each other fast and securely Secure Crypto Wallet Abstract Virtual currencies and mobile banking are technology advancements that are receiving increased attention in the global community because of their accessibil... 48 PHP, Tietoturva, Bitcoin, Internet-turvallisuus, Blockchain Dec 11, 2017 Dec 11, 20175 pv 18 h €1167
X11 COIN - Block reward split in three parts Dear we need Block chain developer for x11 coin. Coin already functional and we need split block reward in to three parts. 1: 45% to miners who will mine. 2: 45% will equally divide wallets who have 1000 Coins 3: 10% to self development wallet we need Block chain experienced developers, we don't deal on BTC or any other currency or platform. 12 C++ -ohjelmointi, Bitcoin, Blockchain, Ethereum Dec 11, 2017 Dec 11, 20175 pv 15 h €7393
digital selling forum needy What I need is simple, a system of deposit in guarantee for some system of forums where the users can load money to their accounts (bitcoin, altcoin) and open requests of deposit in guarantee with other members of the forum and can release disputes or cancel the event. I also need to have a feedback system Basically the idea is to create a forum where users can sell their digital products, i... 1 PHP, verkkosivujen suunnittelu, tietojärjestelmäarkkitehtuuri, HTML, Bitcoin Dec 11, 2017 Dec 11, 20175 pv 15 h €37
Want to create website same as litecoinpool.org ( minign pool ). Hello concurrency developer, We want to create mining pool same as [osoite poistettu, kirjaudu sisään nähdäksesi] send your proposal in detail with corporate format. We do not accept without proposal. Thank You.... 16 PHP, Javascript, Bitcoin, Angular.js, Web Development Dec 11, 2017 Dec 11, 20175 pv 14 h €9611
PHP, C-ohjelmointi, verkkosivujen suunnittelu, tietojärjestelmäarkkitehtuuri, Bitcoin Dec 10, 2017 Dec 10, 20175 pv 13 h
Secure bitcoin BTC / ETC/ LTC Online Secure wallet . Hello, I need a professional programmer to make a bitcoin wallet website for me . A very professional script and smooth to use . Something smiliar like [osoite poistettu, kirjaudu sisään nähdäksesi] or [osoite poistettu, kirjaudu sisään nähdäksesi] Anyone Can do that ? Thank you, 34 PHP, verkkosivujen suunnittelu, eCommerce, HTML, Bitcoin Dec 10, 2017 Dec 10, 20175 pv 12 h €1654
Cryptocurrency Exchange Website I want an initial consult with a professional who can tell me what is required in the design and security of a website that you would create to provide users the ability to trade between cryptocurrencies? 30 PHP, verkkosivujen suunnittelu, graafinen suunnittelu, HTML, Bitcoin Dec 10, 2017 Dec 10, 20175 pv 11 h €28
Blockchain developer and Cryptocurrency Expert Looking for block-chain developer and cryptocurrency expert. Someone who has proven expertise in bitcoin 29 verkkosivujen suunnittelu, Bitcoin, Blockchain, Ethereum Dec 10, 2017 Dec 10, 20175 pv 9 h €23
Cryptocurrency Wallet Developer We are looking for someone who does have an impeccable expertise in creating Cryptocurrency wallets ,namely BTC,ETH,RIPPLE,LITECOIN,IOTA,BITCOIN CASH. 9 PHP, verkkosivujen suunnittelu, graafinen suunnittelu, tietojärjestelmäarkkitehtuuri, Bitcoin Dec 10, 2017 Dec 10, 20175 pv 5 h €1169
bitcoin and etherium job I need someone trustworthy for a long time job 21 PHP, verkkosivujen suunnittelu, graafinen suunnittelu, Blogin asennus, Bitcoin Dec 10, 2017 Dec 10, 20175 pv 4 h €117
Bitcoin Guru Required Altcoin/Bitcoin specialist required to help understand and develop POC's for Mobile apps/SW to mine for Crypto currency and auto deposit into bespoke eWallets (with additional functionality). - Processing power. - Infrastructure requirements and API interfaces. - ROI. - Architectural diagrams. - Limitations and constraints. - Legalities. - Implementation (CAPEX) and OPEX costs. - Al... 1 Bitcoin, Mobile App Development, PHP, SQL Dec 10, 2017 Dec 10, 20175 pv 2 h €43
build me a cryptocurrency. digital currency on the basis of bitcoin. 20 PHP, Javascript, Python, C++ -ohjelmointi, Bitcoin Dec 10, 2017 Dec 10, 20175 pv 2 h €2992
bitcoin stock market we will monitor all stock exchange software 18 PHP, verkkosivujen suunnittelu, tietojärjestelmäarkkitehtuuri, HTML, Bitcoin Dec 10, 2017 Dec 10, 20175 pv €101
Blockchain instructor Looking for a blockchain educator/instructor to create online video courses. Each course will be about one hour long. Course topics may include information about Crypto Currencies, Blockchain, ICOs, Crypto Trading, etc. Content should be in English. 4 Opetus ja tuutorointi, englanti (Iso-Britannia), Bitcoin, Blockchain, Ethereum Dec 10, 2017 Dec 10, 20174 pv 23 h €105
Altcoin iOS Wallet (Like Dash) I need an iPhone app. I would like it designed and built. I want a crypto coin wallet for an altcoin that is based on X11 algorithm like Dash. I just need the basic functions. Receive/Send coins, view balance and maybe export private key. We can talk about the price. 11 Mobile App Development, iPhone, Bitcoin Dec 10, 2017 Dec 10, 20174 pv 23 h €176
Bitcoin and Etherium Job I need someone trustworthy for a long time job 13 Bitcoin, Ethereum Dec 10, 2017 Dec 10, 20174 pv 22 h €31
PHP Expert for Coinbase API Integration We are urgently looking for a PHP expert who can work closely with our backend team and integrate Coinbase PHP library to facilitate communication between our JAVA backend and blockchain network. Additional experience with blockchain technology and cryptocurrencies is a huge plus. 7 PHP, Bitcoin, Blockchain, Ethereum, API Dec 10, 2017 Dec 10, 20174 pv 21 h €9
Bitcoin trading bot I require a Bitcoin trading bot to trade on Bitmex. The bot will place orders in the exchange based on some conditions which I will provide. I also require a GUI to be built which will broadcast information about the market, positions and orders. This project will have several subsequent steps, such as adding more complicated conditions for placing orders, and adding more exchanges. Below is... 20 Python, Bitcoin Dec 10, 2017 Dec 10, 20174 pv 21 h €24
Blockchain and Java Backend Expert We are urgently looking for a blockchain and java backend expert who can help our backend team to create the next-gen cryptocurrency exchange wallet in India. We would prefer if you have previous experience in working on bitcoin/ethereum wallet services or APIs which we can integrate in our backend to facilitate wallet creation, address generation and payment processing. Please write 'I ... 12 PHP, Java, tietojärjestelmäarkkitehtuuri, Bitcoin, Blockchain Dec 10, 2017 Dec 10, 20174 pv 20 h €10
Cryptocurrency Exchange I require a cryptocurrency exchange to be built as an Australian company that supports deposit of Australian dollars via different payment means and exchange of bitcoin, litecoin, ethereum and NEO. I require it to be a secure platform where 2 factor authentication for login. Functionally needs to be secure with an easy to use interface. 41 PHP, C-ohjelmointi, verkkosivujen suunnittelu, tietojärjestelmäarkkitehtuuri, Bitcoin Dec 10, 2017 Dec 10, 20174 pv 19 h €21783
Create a cryptocurrency exchange website Hi, We would like to launch our own cryptocurrency exchange platform where users could buy and sell there cryptocurrency, something similar to [osoite poistettu, kirjaudu sisään nähdäksesi] If you cannot make it similar to [osoite poistettu, kirjaudu sisään nähdäksesi] then please give me an URL in your bid of a website you would be able to copy. Pl... 28 PHP, Javascript, verkkosivujen suunnittelu, MySQL, Bitcoin Dec 10, 2017 Dec 10, 20174 pv 19 h €1945
Custom Wordpress plugin to use bitcoin api I need a custom Wordpress plugin to exchange from eur to btc and and withdrawal function here is api [osoite poistettu, kirjaudu sisään nähdäksesi] I want to have wallet balance display and see pending orders and be able to stop pending orders. here is an example of a php wrapper that could make your task easyier. [osoite poistettu, kirjaudu sisään nähdäk... 6 PHP, jQuery / Prototype, Bitcoin, CSS3, API Dec 10, 2017 Dec 10, 20174 pv 18 h €22
Bitcoin Roulette, Dice, Casino I need someone to make me a btc casino fast! 15 PHP, verkkosivujen suunnittelu, graafinen suunnittelu, HTML, Bitcoin Dec 10, 2017 Dec 10, 20174 pv 15 h €118
I need a new Cryptocurrency like based on smart contract these are the feature i need 1. Algorithm Selection: Scrypt Hybrid (PoS & PoW), Scrypt PoW, SHA-256 PoW 2. Currency Name and abbreviation Selection 3. Unique Merkle hash and Genesis block 4. Unique alert keys with private certificate 5. Custom logo and images 6. Windows Wallet 7. Linux Wallet 8. Compiled Linux Daemon 9. Compiled Source Code (For website + Github) 10. Mining of Firs... 12 PHP, Javascript, verkkosivujen suunnittelu, Bitcoin Dec 9, 2017 Dec 9, 20174 pv 13 h €990
Antminer L3+ setup and pool I have bought an antminer L3+ and I need some to help me set it up. Please bid if you can help and start by saying what pool you are going to suggest that is most profitable. 6 Järjestelmänvalvoja, Bitcoin, Verkonhallinta Dec 9, 2017 Dec 9, 20174 pv 13 h €295
Bitcoin trading bot I’m looking for a software developer that is able to build me a bitcoin trading bot if interested please send me over previous projects that relate to this one thank you 14 tietojärjestelmäarkkitehtuuri, Metatrader, Ideariihi, Bitcoin, API Dec 9, 2017 Dec 9, 20174 pv 6 h €454
Blockchain technology Looking for someone to design and build a Blockchain for cryptocurrency looking to complete this project in the next couple weeks need someone with great communication skills in English that I’m able to communicate my ideas to if interested please contact me back for us to be able to see how can we work on this project thank you 17 tietojärjestelmäarkkitehtuuri, Ideariihi, Bitcoin, Blockchain, Ethereum Dec 9, 2017 Dec 9, 20174 pv 5 h €1041
Wordpress plugin api Hello freelancers, thanks for reading. I need a custom Wordpress plugin to exchange from eur to btc and and withdrawal function here is api [osoite poistettu, kirjaudu sisään nähdäksesi] I want to have wallet balance display and see pending orders and be able to stop pending orders. here is an example of pre made code [osoite poistettu, kirjaudu sisään n&aum... 5 PHP, Javascript, WordPress, jQuery / Prototype, Bitcoin Dec 9, 2017 Dec 9, 20174 pv 5 h €83
ASIC BitCoin Miner 14Th/s or Better I need my own version of the AntMiner s9. Should be able to give 14Th/s output here is the link of the device... [osoite poistettu, kirjaudu sisään nähdäksesi] OR find me the supplier product name: 1- ASIC S9 Bitcoin Miner 14 GH/s ( price $1000 +/- $100) 2- ASIC S9 Bitcoin Miner 13.5 GH/s ( price $1000 +/- $100) 3- Bitcoin Antminer S9 13.5 ( price $1000 +/- $100... 8 tekniikka, elektroniikka, valmistus, tietojärjestelmäarkkitehtuuri, Bitcoin Dec 9, 2017 Dec 9, 20174 pv 4 h €638
Onion store with bitcoin payment. Need a very simple .Onion store where can be placed several pictures for the products, some description, that only works with bitcoin payment. The stores needs to have the ability to offer the products showcased in the store and sell them processed through the bitcoin server, offering wallets in the system to each registered customer. From that credit they can purchase their orders, place ship... 22 PHP, verkkosivujen suunnittelu, eCommerce, HTML, Bitcoin Dec 9, 2017 Dec 9, 20174 pv 3 h €145
Bitcoins and Etherium Looking for a trustworthy person for long term cryptocurrenrency job. send a message for job description 17 Bitcoin, Ethereum Dec 9, 2017 Dec 9, 20174 pv 2 h €355
Build a website with cryptocurrency exchange platform. Hi ! We are looking developers who can make us cryptocurrency exchange platform on linux env. Only crypto - crypto exchange module. 33 PHP, verkkosivujen suunnittelu, graafinen suunnittelu, HTML, Bitcoin Dec 9, 2017 Dec 9, 20173 pv 23 h €995
Create a Coin Crypto Currency I need someone to create a coin (token) for me. I have the name and want this on the Ether network 17 eCommerce, Bitcoin Dec 9, 2017 Dec 9, 20173 pv 21 h €436
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