Bitcoin 工作与竞赛

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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项目/竞赛 描述 竞标数/参赛作品数 技能 已开始 结束 价格(CNY)
Create CryptoNight Heavy Coin (like Loki, Monero or Sumokoin) CryptoNote I am looking for an experienced developer to create a new Cryptonight heavy coin that is ASIC resistant. I will also need a Windows wallet created to support the new coin. I don't actually mind if this is a fork on Sumokoin as that is a great project and will be a good base for the start on this new coin. I will also need this coin to be compatible with cryptonote-nodejs-pool. Which is th... 4 Bitcoin, Blockchain, Ethereum May 25, 2018 今天6天 21时 ¥17059
TradingDot 0,5 USD per every single idea (>250characters) on [login to view URL]! If you're interested simple apply to us. Before contact, read this description: Are you Forex freak?? We need someone, who can make some positive mess on the [login to view URL] by adding posts and short ideas about FOREX CRYPTO AND STOCKS mainly in English language. For EVERY post and idea additionally you will be... 1 财务调查, Article Writing, 英语(英国), Bitcoin, Ethereum May 25, 2018 今天6天 19时 ¥990
Blockchain StartUp ( ethereum based) recruting experts Hello Freelancers, I am looking for blockchain experts on ethereum based projects. I don`t want to tell you too much here on the public Project post. But I am looking for someone who wants to change the world and want to be a part from scratch of a new company. I do prefer peoples from the Ukraine and Russia because I know there work ethic and their mentality. Pls make sure to answer me These Qu... 12 PHP, HTML, Bitcoin, Blockchain, Ethereum May 24, 2018 今天6天 5时 ¥338
Build Application to execute orders on Crypto Currency Exchange via API and to have indicators as triggers This is a project for an application that should execute orders via API and a simple trigger logic, which can be either a time trigger "e.g. every "x" seconds" or via an indicator trigger. Technical indicators are pre-built and are publicly available. You can find and incorporate them into the script so that they are selectable along with the criteria for their triggerering sig... 25 C 编程, 软件构架, Metatrader, C++编程, Bitcoin May 24, 2018 今天6天 1时 ¥4673
Metamask API intergration for users back end we are looking for someone who can help finish the metamask integration on our backend so people can buy our ERC20 tokens and they go to their meta mask wallet that they either import or create from within our back end. 15 PHP, Bitcoin, 软件开发, Blockchain, Ethereum May 24, 2018 May 24, 20185天 15时 ¥3167
Add private key support to an altcoin web wallet I have an altcoin web wallet and I need someone to add the ability for a user to export private keys. You'll be given a small portion of code where it should be added. It seems very simple to do with the dumpprivkey command. 5 PHP, MySQL, HTML, Bitcoin May 23, 2018 May 23, 20185天 8时 ¥1449
Cryptocurrency wallet hi! I am looking for someone to build my own Crypto Wallet. It will be a multi cryptocurrency wallet, and one can send, receive and store currency in all the cryptocurrencies. Wondering if you can help? If yes, Can you send some links to some work previously done by you? how much would this cost me? And how long would it take? 29 PHP, C 编程, 网站设计, 软件构架, Bitcoin May 23, 2018 May 23, 20185天 8时 ¥6352
Build a Investment Website I want a website with latest graphics which also have a member login, admin login, and super admin login. I want a cryptocurrency payment gateway and automatic withdrawal system to customers account. 11 PHP, 密码学, Bitcoin, Blockchain, Ethereum May 23, 2018 May 23, 20185天 2时 ¥3032
Create a complete video course (10+ hours) related to cryptocurrency trading / investment Hi there, We are looking for someone capable of making a complete video course related to crypto trading (10+ hours). Skills needed: - Previous experience creating videos (record screen) - Previous experience with power point or similars - Previous experience teaching - Previous experience trading (stocks, forex and / or cryptos) - Knowledge about cryptocurrencies - Knowledge about technic... 11 Powerpoint, Metatrader, 密码学, Bitcoin, 视频编辑 May 23, 2018 May 23, 20185天 1时 ¥23066
Java Tutor Wanted For a Few Hours Tasks: 1) You will help me by shared screen (team viewer) to compile [login to view URL] and get it to connect to the Dogecoin network. Your job is to sit there and watch me and give me instructions on completing the build. 2) Modify the merkle root, genesis hash and checkpoint files to connect to a fork of the doge network. 2 Java, Bitcoin, Netbeans May 23, 2018 May 23, 20184天 23时 ¥134
Blockchain Developer urgent I want to make a decentralize exchange using a open source blockchain after that i want to do many custom thing there, only experience guy bid here, i will request your past working experience in this filed. 23 软件构架, C++编程, Bitcoin, Blockchain May 23, 2018 May 23, 20184天 21时 ¥9627
I am looking for Blockchain Developer Hi I want someone to integrate Blockchain(Bitcoin or Altcoins) payments in my application. Please check the attached Desktop Application carefully and if you can make it please make your bid. Thanks. 27 PHP, Javascript, 安卓, 软件构架, Bitcoin May 23, 2018 May 23, 20184天 21时 ¥5152
Develop a Crypto Exchange and Trading Portal (1) A Trading & Exchange Platform for Buy/Sell/Exchange of Crypto Currencies. To be developed on Larval platform. (2) 5 Coin integration to begin with- BTC, ETH, LTC, BCH and Ripple (3) E-Wallet- Crypto & Fiat (4) Fiat Deposit & Withdrawal integration. Means Exchange/Trade between Crypto to Crypto as well as Fiat to Crypto. Fiat- 1 Currency. (5) UI/UX of the site has to be very Modern... 28 网站设计, 平面设计, 软件构架, Bitcoin, Blockchain May 22, 2018 May 22, 20184天 9时 ¥43299
online gamble site I need online casino/gamble/dice site with bitcoin payments + need integrate one more cryptocoin 27 PHP, 网站设计, 平面设计, HTML, Bitcoin May 22, 2018 May 22, 20184天 3时 ¥15354
Are you a blockchain technology and cryptocurrencies enthusiast? Looking for a job opportunity? Do you want to integrate our project? The blockchain is a wonderful thing. It’s only been around for ten years, and it’s already taking the world economy and shaking it by the roots. As it turns out, the economy isn’t the only thing the blockchain is set to transform. Cryptocurrency networks are being utilized on a variety of different fronts to do everything from saving the planet to choosing the nation’s nex... 20 PHP, C++编程, Bitcoin, Blockchain, Ethereum May 22, 2018 May 22, 20184天 3时 ¥82
Add a feature to an altcoin project PLEASE READ BEFORE BIDDING (NO ETHEREUM BASED BLOCKCHAIN) I wait from a blockchain developer to integrate this feature to the bitcoin fork: - Set sending limit (Anyone can set a send limit for a specific address using the private key, for example i set to my address to be able to send only 0.3 BTC under 24 hours, i can remove this condition with my private key, or modify it) - More information... 12 C 编程, Python, C++编程, Bitcoin, Blockchain May 22, 2018 May 22, 20184天 3时 ¥5126
Fix a Bitcoin Fork - All the specs for the coin are done. We just need someone who knows how to add the DNS seeds and make the fork to start mining (and visible to other peers). Please good budgets! 8 C 编程, UNIX, Bitcoin, Blockchain, Ethereum May 22, 2018 May 22, 20184天 1时 ¥2790
Blockchain project assistance We are currently building a crypto exchange and we require assistance to create user wallets for ERC20 supported wallets with all transactions being linked to the eth network. We also require assistance to send transactions after trade success. 21 PHP, Bitcoin, Blockchain, Ethereum May 22, 2018 May 22, 20184天 1时 ¥6059
Help With Java / Maven / BitcoinJ Cloning bitcoinJ for altcoin, need assistance via shared screen - paid hourly. 10 Java, Bitcoin May 22, 2018 May 22, 20183天 23时 ¥134
Watcher of Crypto wallets local tool which can verify balance and transactions on cryptowallets: BTC, BCH, LTC, ETH, DAS, XRP - must communicate via api - return balance + transactions - bulk requests - dont want to use 3rd party service - ready to use open-source solutions - example insight for btc etc... - need bash script which will autoinstall the needed libraries, dependencies, clone git, settings etc on fresh ubuntu ... 8 Bitcoin, Blockchain, Ethereum May 22, 2018 May 22, 20183天 23时 ¥1883
Blockchain/Altcoin Developer Needed. Must be strong C++ Developer. We are looking to hire for our powerful cryptocurrency project which is now live! See our project at [login to view URL] We already have a team of 4 developers, we are looking to add top-notch developers to add man power to our team. We are specifically looking for those with STRONG C++ skills, and ability to understand a project and cryptocurrency programming quickly and effectively, to be... 35 Javascript, Linux, C++编程, Bitcoin, 软件开发 May 22, 2018 May 22, 20183天 20时 ¥249
Install and integrate Top 15 Crypto Currency Daemons using PHP Only the developers who already executed similar work successfully can contact me and work on this project. Must be finished within 1 day. 8 密码学, Bitcoin, Blockchain May 22, 2018 May 22, 20183天 15时 ¥8178
Web development -- 2 I need a new website. I need you to design and build my online store. Cloud mining website with all panels... 18 PHP, 网站设计, 平面设计, 密码学, Bitcoin May 22, 2018 May 22, 20183天 15时 ¥12238
Project for Loai N. Hi Loai N., I noticed your profile and would like to offer you my project. We can discuss any details over chat. 1 PHP, Javascript, 网站设计, HTML, , Bitcoin May 22, 2018 May 22, 20186天 14时 ¥4788
React native bitcoin wallet app I am looking for a professional mobile developer/team to design and create a bitcoin mobile application wallet similar to [login to view URL] wallet. Github link ([login to view URL]) and iOS link ([login to view URL]). This is a long term position and I am looking for a very smart developer/team who can take an idea and turn it into a complete app with high quality and professionalism. I will be ... 55 Mobile App Development, iPhone, 安卓, Bitcoin, Blockchain May 22, 2018 May 22, 20183天 13时 ¥10368
Promote my Medium article and upvote the link I posted I wrote a Medium article yesterday and want to advertise and market it so that it starts to gain traction. I'll provide you with the link to the Medium article, the link to my Reddit post, and the link to my twitter post for that same article. Please let me know how you can help promote this article of mine. Thank you! 8 网络市场, 市场, Bitcoin, 社交媒体营销, Blockchain May 22, 2018 May 22, 20183天 12时 ¥236
8 hrs/day job, knowhow in online marketing. Job paid hourly with possibility for high bonus. We are looking for a promoter / admin for our Cryptocurrency Trading Chat. You should have expierence with Cryptocurrency Trading, or at least know the basics of Cryptocurrencies. Also Skills with Facebook Ads, or Google Ads, or any way of Marketing online are wished. For this job we search someone who can work 8 hours a day. The salary would be paid in hourly ratios, but you also have the oppurt... 21 PHP, 网络市场, Facebook营销, Bitcoin, 社交媒体营销 May 21, 2018 May 21, 20183天 7时 ¥38
Looking for someone with know how in Cryptocurrencies and Facebook Ads as Promoter/Admin We are looking for a promoter / admin for our Cryptocurrency Trading Chat. You should have expierence with Cryptocurrency Trading, or at least know the basics of Cryptocurrencies. Also Skills with Facebook Ads, or Google Ads, or any way of Marketing online are wished. For this job we search someone who can work 8 hours a day. The salary would be paid in hourly ratios, but you also have the oppurt... 10 PHP, 网络市场, 软件构架, Bitcoin, R 编程语言 May 21, 2018 May 21, 20183天 6时 ¥38
Add feature for bitcoin fork (Altcoin) PLEASE READ BEFORE BIDDING (NO ETHEREUM BASED BLOCKCHAIN) I wait from a blockchain developer to integrate this feature to the bitcoin fork: - Set sending limit (Anyone can set a send limit for a specific address using the private key, for example i set to my address to be able to send only 0.3 BTC under 24 hours, i can remove this condition with my private key, or modify it) - More information... 9 C 编程, 软件构架, C++编程, Bitcoin, Blockchain May 21, 2018 May 21, 20183天 5时 ¥1966
Install Draglet Exchange Software into an AWS Debian 8 Instance We need some one to install and configure the Draglet criptocurreny exchange software into an AWS Debian 8 Instance and create a mini Howto, such a way we can reproduce the instalation process into another instance. A previous experience or knowledge about cryptocurrencies is very desirable. Please, don't bid using "standard texts" and without taking at least a look into the docum... 18 系统管理, Linux, 亚马逊网络服务, Bitcoin, Ubuntu May 21, 2018 May 21, 20183天 3时 ¥3486
Block-chain Programmer Looking for a Programmer for an indie Block-chain Venture. Prior experience is preferred in e-commerce along with crypto-currency programming . 40 PHP, 电子商务, Bitcoin, Blockchain, Ethereum May 21, 2018 May 21, 20182天 23时 ¥11594
Looking for cryptocurrency exchange developer 1 Please bid seriously to this project if you have worked on exchange platform. I'm looking for experienced developer who can show me demo site similar with [login to view URL] Please check this site and drop message if you have worked on similar project. I'm ready to pay and get source code once I confirm. Thanks 38 PHP, 网站设计, HTML, Bitcoin, Web Development May 21, 2018 May 21, 20182天 21时 ¥11491
online baccarat & sport bet game online baccarat & sport bet game Bitcoin, Webmoney is Good when available. 26 PHP, Javascript, 软件构架, HTML, Bitcoin May 21, 2018 May 21, 20182天 17时 ¥6035
Cryptocurrency Trading Platform script Hello I am looking for Cryptocurrency trade platform. I will appreciate any readymade system. Please bid, if you are experienced on it. If you got demo, share link. i am looking for something like binance or yobit or cobinhood Do not bid more than of my budget or do not bid, if your price is more than of my budget. No time waster [login to view URL] you show demo, also i will required if its your... 29 PHP, 网站设计, 软件构架, HTML, Bitcoin May 21, 2018 May 21, 20182天 12时 ¥25543
design website from a- z i want design website like [login to view URL] intergration bitgo...usd 200. or negoticiateble price. 41 WordPress, MySQL, Bitcoin, Blockchain, Ethereum May 21, 2018 May 21, 20182天 11时 ¥2758
Launch an ico - Educational video platform Live and offline courses by experienced tutors 10 Bitcoin, Blockchain, Ethereum May 20, 2018 May 20, 20182天 9时 ¥8338
Cryptocurrency Exchange - BTC,ETH,DASH The goal of this project is setting up a cryptocurrency exchange that would enable trading fiat currency for major cryptocurrencies(BTC,ETH,DASH,BCC,XRP,XLM) and trading altcoins for bitcoin and ETH. The exchange needs to have several payment / deposit options when trading fiat: SEPA, International Bank Wire, Visa, Mastercard and PerfectMoney. Setting up an account must include verification proces... 38 PHP, 软件构架, PayPal API, HTML, Bitcoin May 20, 2018 May 20, 20182天 6时 ¥9855
Need Cryptocurrency Trading Platform Hello I am looking for Cryptocurrency trade platform. I will appreciate any readymade system. Please bid, if you are experienced on it. If you got demo, share link. i am looking for something like binance or yobit or cobinhood Do not bid more than of my budget or do not bid, if your price is more than of my budget. No time waster [login to view URL] you show demo, also i will required if its ... 29 PHP, 网站设计, 软件构架, HTML, Bitcoin May 20, 2018 May 20, 20182天 2时 ¥25415
Listing Our Coin In Crypto Exchange We want our coins registered in crypto exchange for trade / exchange. Listing in Bittrex/Binance/BitHumb/HitBTC/Luno Only those who have experience in registering cryptocurrency in crypto exchange and received by crypto exchange. We only pay if it works. For more information please contact us! 10 算法, Bitcoin, Blockchain May 20, 2018 May 20, 20182天 ¥1866
Adding Our Cryptocurrency In Crypto Exchange We want to add our cryptocurrency on crypto exchange. Bittrex/Binance/BitHumb/HitBTC/Luno Only have registered cryptocurrency in crypto exchange and received. We only pay if it works. For more information, please contact us! 10 Bitcoin, Blockchain May 20, 2018 May 20, 20181天 18时 ¥2557
TRading bot DO NOT BID WITH PLACEHOLDER BID!!!! ANy price you put is what I will pay nothing more!!!! need a programmer who can create a desktop application for mac or a webpage cryptocurrency trading bot. Below are the requirements for this bot: 1. Arbitrage scanner for crypto currencies 2. Strategy tester that runs a strategy with exchange data and returns a result of how profitable a strategy would b... 23 C 编程, 软件构架, Metatrader, Bitcoin May 19, 2018 May 19, 201820时 37分 ¥27279
Cryptocurrency Exchange - BTC,Altcoin,Fiat The goal of this project is setting up a cryptocurrency exchange that would enable trading fiat currency for major cryptocurrencies(BTC,ETH,LISK,LTC,DASH,BCC,XRP,XLM) and trading altcoins for bitcoin and ETH. The exchange needs to have several payment / deposit options when trading fiat: SEPA, International Bank Wire, Visa, Mastercard and PerfectMoney. Setting up an account must include verificati... 28 PHP, 软件构架, 电子商务, HTML, Bitcoin May 19, 2018 May 19, 201818时 42分 ¥23904
Decentralized ehtereum token exchange I require a decentralized ethereum erc20 token exchange site. It will be simple similar functions to: [login to view URL] I need to easily add tokens and remove tokens if needed. header banner ad required. mobile friendly import private key and address to fund account with tokens and ether site to look similar style as: [login to view URL] site will be on /trade/ folder as i will create a landing... 19 PHP, Bitcoin, Blockchain, Ethereum May 18, 2018 May 18, 201810时 51分 ¥3236
Fork a Blockchain like Dash/Pivx We are looking for someone who will be able to teach and fork a Blockchain like Dash. Also we need a Wallet and a Block Explorer The code needs to be pushed on github step by step from the fork (initial commit) and all the modification need to be done after the fork. It can be premine and also we need an automation masternode setup 20 C 编程, Linux, Bitcoin, Git, Blockchain May 18, 2018 May 18, 20182时 3分 ¥6901
Create BTC Wallet Project for Bing - add BTC to wallet 15 PHP, Bitcoin, Laravel, Blockchain, Ethereum May 18, 2018 May 18, 2018结束 ¥2988
Tor Expert - Website Building, Bitcoin Setup specifically looking for someone who knows how to setup a TOR website, Bitcoin payment, etc. send the links to the TOR work you have done. 13 PHP, 网站设计, Linux, 网络主机, Bitcoin May 18, 2018 May 18, 2018已经结束 ¥1398
Looking for bitcoin trading website Hello , I am looking for bitcoin trading. User can buy the bitcoin / Sell the bitcoin. similar to http://www.localbitcoin.com. this is a big website. i want a small version of this website. let me know if you have previous experience in this project 20 PHP, 网站设计, 平面设计, HTML, Bitcoin May 18, 2018 May 18, 2018已经结束 ¥12269
Blockchain Application in Food Supply Chain Create web apps blockchain in supporting Food fraud prevention in Food supply chain. Implement the Poof of work and Smart contract in order to check provenance and traceability of food. 26 Javascript, Python, Bitcoin, Swift, Blockchain May 18, 2018 May 18, 2018已经结束 ¥3760
developer wanted - crypto currency need a webdesigner how is familiar with bitcoin / network scurity / hidden service 16 网络安全, Bitcoin May 18, 2018 May 18, 2018已经结束 ¥4810
Crypto exchange platform 1.0 Function: Registration – People can register and verify phone, email, DI / passport with KYC. After register system should generate a BTC wallet, a ETH wallet, and a Money wallet for each user. Deposit – User can deposit BTC / ETH from his private wallet to system wallet using our system. For money wallet deposit, we will handle it manually, user bank transfer money to us and we ma... 30 PHP, 软件构架, Bitcoin, Blockchain, Ethereum May 17, 2018 May 17, 2018已经结束 ¥13573
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