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)
Pamm scrypt system We need Pamm scrypt system [链接已删除,请登录查看] we need pamm script system mast do BTC withdraw / deposit affiliate procent for transaction profit for admin % API choice attach to any trade platform 8 PHP, Javascript, 软件构架, HTML, Bitcoin Jan 18, 2018 今天6天 22时 ¥3692
Need to add 5 Coins to Peatio CryptoCurrency Exchange Script Hello we are running Peatio on our exchange and need to add 5 coins, XRP,XMR,XLM,ETH,ETC 10 PHP, Ruby on Rails, MySQL, UNIX, Bitcoin Jan 18, 2018 今天6天 16时 ¥713
Exp Developer for geth customization with blockchain and go lang We are looking for a good developer or a team for 2 projects Blockchain Trading website / hyperledger /Smart Contracts, Golang to customize ethereum core : main conditions 1- fully secured 2- you should have done this type of work before 3- you should know what is bitcoin and aware of bitcoin trading 4- handle many transactions in the same time. Thank you 0 Golang, Bitcoin, Blockchain, Ethereum Jan 18, 2018 今天6天 16时 -
Cryptocurrency Exchange Script - Bitcoin, Ethereum, Ripple etc... Cryptocurrency Exchange Script - Bitcoin, Ethereum, Ripple etc... 30 PHP, Java, HTML, Bitcoin, Redis Jan 18, 2018 今天6天 16时 ¥27641
Find ICO Website Developer with high skills Hello, everyone! I need your help to develop my ICO website. If you are a ICO expert, please bid on my project. I will explain my more details to a proper candidate over chat. Thanks in advance. 24 PHP, Javascript, 网站设计, HTML, Bitcoin Jan 18, 2018 今天6天 16时 ¥3474
blockchain - save hash with low fees i want to save a hash to the blockchain with the transactions fees to be as low as possible, please only bid if you've already done a similar project - basically i need a page from where i can enter the hash with a "send" button to submit the transaction (the important here is to have almost no fee per transaction) 5 PHP, Bitcoin, Blockchain, Ethereum Jan 18, 2018 今天6天 14时 ¥2511
I would like to hire an Article Writer "Connected" is an online platform that helps people to find experts (chat/video call). Anyone from architects to Italian chefs, tutors, doctors, lawyers, etc. Instant payment system - credit card payments/cryptocurrencies. We are launching soon on App store and prepare for ICO. Need PR and publicity recognition. 23 市场, Article Writing, Bitcoin, Blockchain Jan 18, 2018 今天6天 11时 ¥346
Build Ethereum online Wallet for ERC20 token Hi, i have custom ERC20 token that build using Ethereum smart contract, and i need online wallet for members to manage this token with PHP & MySQL I used to be using free service like [链接已删除,请登录查看], but i want more simple functions, already made modification from MyEtherwallet on [链接已删除,请登录查看] , but want to be more simple than that, no need swap ether, or display all custom token, just our ... 12 PHP, Javascript, Bitcoin, Blockchain, Ethereum Jan 18, 2018 今天6天 11时 ¥1368
HIring a cryptocurrency expert for building a mining rig - need some advice on building our own mining rig for cryptocurrencies - provide us a list of everything we need to buy for building our own mining rig - after we purchase everything, guide us through how to set up and answer our questions. *We are looking for passionate developers who care about quality and efficiency that we can have a long-term collaborative relationship with . If you thin... 14 密码学, Bitcoin Jan 18, 2018 今天6天 6时 ¥3366
Integrate Crypto Currency Wallet to Exchange Site I'm developing the cryptocurrency exchange system. I Need to integrate the Crypto wallet such as Bitcoin, Ethe, Ripple, Ada, ... into my site. I need to create and manage separate wallet for each account or similar solution for easy wallet management and less cost for withdrawing. The scope includes handover of source code and related documentation and Application Demo Welcome to everyone! 35 软件构架, Bitcoin, Blockchain Jan 17, 2018 今天6天 4时 ¥7814
New ecommerce store (clothing based) I need a new website. I need you to design and build a website for my small business. The web store is based around selling clothes and accessories. I want quite a different look to most webstores, would like it very colourful, different shapes etc. Would like some information on how i can accept cryptocurrencies as a payment option. Optional that prices to be shown like this: 0.01BTC ($100). Very... 47 PHP, 网站设计, 电子商务, Bitcoin Jan 17, 2018 今天6天 1时 ¥1732
find a very good bitcoin mining software for me to use or help myself invest money, or find me very high investment returns find a fast software for me to mine bitcoin and/ or help me invest my money into someting that will earn me lots of money 15 PHP, 网页搜罗, 软件构架, 数据挖掘, Bitcoin Jan 17, 2018 Jan 17, 20185天 21时 ¥764
create new altcoin with independent ecosystem (no ICO) Create a new altcoin with under 2 sec transaction confirmation time with PoS concept. I DONT WANT ANY ICO. need fork wallet web wallet CPU mining capability including browser mining security 2 sec to instant confirmation with 100 TPS operation. premine 9 软件构架, 密码学, Bitcoin, Blockchain, Ethereum Jan 17, 2018 Jan 17, 20185天 19时 ¥681
Bank to alt/neo plan, (trading)bot needed Dear Freelancers, We would like to have/make a site like: [链接已删除,请登录查看] [链接已删除,请登录查看] Where people can do banktransfer and get mostly NEO (later on other coins?) back for it to their wallet. No wallet function on the site. Directly transfer etc. There must be a constant trading bot / exchange connection behind the site so neo is bought and transfered when a banktransfer is done at the fro... 12 Bitcoin, Ethereum Jan 17, 2018 Jan 17, 20185天 16时 ¥94
Need a Team / Advisors to launch an ICO | Fin Tech Company In the quest of running a successful ICO, we have decided to add more team members to our list. We currently need 7 persons to join our team. We are planning a global business Fin Tech solution that would be situated in UK. Currently we are looking for Individuals that will help us accomplish our set goals after we have successfully raised funds via ICO. Team will be responsible for the tot... 22 法律, 市场, 技术支持, Bitcoin, Web Development Jan 17, 2018 Jan 17, 20185天 16时 ¥7339
VA for bitcoin blogger I am looking for a VA to assist me. The hours are from 1 PM to 10 PM EST when I'm available. If you have writing ability that is good. If you know about bitcoins that is even better. This is long term. Starting pay is $2 an hour. Tell me something about your experience with writing or bitcoins. 8 文案写作, 虚拟助手, Article Writing, Bitcoin, Blog Writing Jan 17, 2018 Jan 17, 20185天 16时 ¥19
Crypto Currency Exchange Web App Needed We are looking to get developed Crypto Currency Exchange web app on which frontend should be Angular JS and Beckend should be Node Js. Project will be awarded after checking the 50% work on our project as well as first milestone will also be released. Where we could connect APIs easily of Bitcoin, Etherum, Ripple and two more. All the modules should be separated like if one goes down it should no... 3 Java, 平面设计, 密码学, Bitcoin, Blockchain Jan 17, 2018 Jan 17, 20185天 16时 ¥937
*CRYPTOCURRENCY COPIER / ROBOT* ***SHORT OVERVIEW*** When master trades, The subscribers should receive the same trade in whatever type of risk they chose A) Either % but based on their balance B) Fixed % - Trades should be executed instantly on all accounts even if there are thousands and regardless of broker. That is including changes or any stop loss or take profits etc too. --- When the master platform is given he... 19 密码学, Bitcoin, 软件开发, Blockchain, Ethereum Jan 17, 2018 Jan 17, 20185天 13时 ¥7493
Anti-Counterfeit Platform on Blockchain We want to make an application which will help consumers and producers fight counterfeit goods. Our solution can be implemented in any industry and in any country. With rare exception, approval from federal agencies is not required, but might be beneficial for expediting systems integration. After passing a certain market threshold, using our system, or one of the same type, will become critically... 1 PHP, 软件构架, C++编程, Bitcoin, Blockchain Jan 17, 2018 Jan 17, 20185天 13时 ¥6279
Need a cryptocurrency expert actively trading at bittrex for our new start-up CryptoJogi.com We want an expert who can predict the prices of different cryptocurrencies, tradeable at bittrex exchange. We are not expecting 100% success rate, nor we will invest money based on these predictions. All we want is to populate our recent start-up ([链接已删除,请登录查看]) with good number of mostly successful predictions. The terms are as follow: The winning bidder of this project will be: 1. posting ... 3 财务调查, Bitcoin Jan 17, 2018 Jan 17, 20185天 11时 ¥10519
crypto mining i need the best cheapest providers for products to mine crypto currencies chips, or cellphones if needed etc and also a financial statement for return on investment with and without taking account of electricity bill best one wins 0 Bitcoin Jan 17, 2018 Jan 17, 20185天 7时 ¥128
help me to set up hidden crypto miner Project details here : [链接已删除,请登录查看] Note: No need to develop from scratch. monero is the preferred coin. so only please the big if you already have the working pre-develop[ed solution. Happy bidding. Best regards, Raja. 2 密码学, Bitcoin, Ethereum Jan 17, 2018 Jan 17, 20185天 6时 ¥161
Download Bitcoin blockchain and create API for wallets We have built a web site for Bitcoin and other cryptocurrency wallets and we need a specialist who can download the blockchain on our server and create the API for the user wallets and API for the Merchant option. Basically fully functional Bitcoin wallet. 49 PHP, 软件构架, HTML, Bitcoin, Blockchain Jan 17, 2018 Jan 17, 20185天 5时 ¥8437
BITCOIN EXCHANGE BRAZIL BTC/BRL I WANT A BITCOIN EXCHANGE. IS AN EXCHANGE FOR BITCOINS IN BRAZIL, IN THIS FIRST MOMENT I DONT NEED ANOTHERS COINS, IT WILL BE AN UPGRADE. FOR NOW, JUST BITCOIN. I WANT TO FOLOW EXACTLY THE WEBSITE IN BRAZIL (.[链接已删除,请登录查看]) CALLED BITCOINTRADE. PLEASE, GOOGLE IT BEFORE MAKE ME A PROPOSAL. Any exchange software should have these 4 different components working together: 1. The first compone... 25 PHP, C 编程, Linux, 软件构架, Bitcoin Jan 16, 2018 Jan 16, 20184天 23时 ¥6017
Blockchain Developer We need a blockchain wallet built to store our custom token along with an integrated marketplace within the wallet. View [链接已删除,请登录查看] for an example. 20 电子商务, Bitcoin, Blockchain, Ethereum Jan 16, 2018 Jan 16, 20184天 22时 ¥4488
Crypto Currency POC Proof of concept 'private use' crypto-currency application. Some amendments to the existing Bitcoin code base for use within an organisation as a proof of concept. Will also need basic wallet functionality. Successful bidder will need to work alongside our UK based software team. Successful POC will lead to additional stages. At this stage, need to understand the expertise and capabil... 14 Python, 网站设计, C++编程, Bitcoin, Blockchain Jan 16, 2018 Jan 16, 20184天 16时 ¥79882
CryptoCurrency Exchange I want to hire a decent charging person who knows how to start a bitcoin exchange in India. Location only Delhi. only interested people revert [链接已删除,请登录查看] knowledge about languages and have a lot of time to spend on it with high energy to become a part of something big. [链接已删除,请登录查看] Login/Password 2-Factor Authentication 2. Api Client 3. Bitcount Exchanging 4. Bitcoin Operations Transfe... 7 PHP, 网站设计, 软件构架, MySQL, Bitcoin Jan 16, 2018 Jan 16, 20184天 15时 ¥5787
Bitcoin / BlockChain bug fix Only bid bit coin and block chain expert 2 PHP, 网站设计, Mobile App Development, Bitcoin, React.js Jan 16, 2018 Jan 16, 20184天 12时 ¥109
Ready Made Cryptocurrency Exchange Need Ready Made Cryptocurrency Exchange Script References - [链接已删除,请登录查看] [链接已删除,请登录查看] Modules we need: 1) A user account system that allows users to register, maintain a balance, deposit and withdraw BTC and other currencies, also place buy and sell orders. Integrate this, with a payment processor to support currency deposits and withdrawals. 2) A matching engine that looks at the current buy ... 8 网络安全, Bitcoin, Blockchain, Ethereum Jan 16, 2018 Jan 16, 201811天 12时 ¥18213
Ethereum crypto customization developer needed with golang and blockchain exp. Looking for a good developer or a team for 2 projects Blockchain Trading website / hyperledger /Smart Contracts, Golang to customize ethereum core : main conditions 1- fully secured 2- you should have done this type of work before 3- you should know what is bitcoin and aware of bitcoin trading 4- handle many transactions in the same time 5- I prefer if you have a ready demo or features that you ca... 2 PHP, Golang, Bitcoin, Blockchain, Ethereum Jan 16, 2018 Jan 16, 20184天 11时 ¥19
Custom ALT Coin Development Hi, Hope you all are doing well ! We are looking for custom Altcoin Development based on Bitcoin / Litecoin / Monero or similar. If someone familiar with cryptonote then it will also good. We need full package which includes : 1. Cryptocurrency Development & Deployment. 2. Node Setup with setup guide. 3. Block Explorer 4. Web Wallet 5. Windows Wallet 6. Android Wallet 7. ... 32 C 编程, C++编程, Bitcoin, Blockchain Jan 16, 2018 Jan 16, 20184天 9时 ¥46287
Company is searching for head (lead) developer Job will include overseeing the work being done by other developers, report to manager new project structurisation. Project is related to cryptocurrency so you need good knowledge about blockchain,bitcoins, tokens and other crypto related stuff. Requirements - LinkedIn profile older than 3 months needed and previous experience. 37 PHP, Javascript, HTML, Bitcoin, Ethereum Jan 16, 2018 Jan 16, 20184天 9时 ¥126
Bitcoin and other lite-coins selling site(NOT Exchange) - open to bidding Accept payment in fiat and after payment (Payment approval needed in case of wire payment to bank) user will be able to buy cryptocurrency from his balance and immediately transfer to his own wallet address. 14 Python, 软件构架, Bitcoin, Blockchain, Ethereum Jan 16, 2018 Jan 16, 20184天 8时 ¥9150
ICO/Crowdsale Development We need to issue a crowdsale based on Ethereum(ERC) or anything else you would [链接已删除,请登录查看] ICO website has been completed. What we only need is to create our own token and release it. The integration will be done from our side with the APIs provided by the crowdsale. 19 Bitcoin, Ethereum Jan 16, 2018 Jan 16, 20184天 8时 ¥2645
forum posters in bitcoin talk forum I need 3 people with bitcoin [链接已删除,请登录查看] accounts to post at least 3 times per day on my thread each for 1 week 4 论坛发贴, Bitcoin, Blockchain, Ethereum Jan 16, 2018 Jan 16, 20184天 8时 ¥118
Create ICO Wizard - token sale clone We are wondering having a script like this one : https://wizard (dot) oracles (dot) org Please post your bid, only bid if you know what you're doing and you've needed skills, also please try to make a short list on how do you will proceed with this project (steps) 26 PHP, Javascript, 密码学, Bitcoin, Ethereum Jan 16, 2018 Jan 16, 20184天 7时 ¥3968
crypto currency developer Need a crypto currency developer 13 Bitcoin Jan 16, 2018 Jan 16, 20184天 6时 ¥6191
Decrypt Blockchain Money I am looking for someone to help me get money locked up on blockchain that I can't access. I think its secured with a private key and needs to be decrypted? I'm trying to help out a friend so I don't know if this is even possible? 12 Bitcoin, Blockchain Jan 16, 2018 Jan 16, 20184天 5时 ¥1021
I need to create a cryptocurrency wallet with latest security... I need to create a cryptomoney wallet with the latest security advances for my users and clients .... For example: Coinbase or Blockchain ... I want a professional and quality work ... I do not have problems for prices and I can pay very well as long as everything I need is reflected 100% at work ... I know what I want and what I need and I will explain it with more details later. I'm lookin... 16 软件构架, Bitcoin, Blockchain Jan 16, 2018 Jan 16, 20184天 5时 ¥9229
arbitrage tool for bitcoin i need arbitrage software with bitcoin and other cryptocoins. it can be with webbased or excel or software based is ok. i want to use with API not web parsing method. only serious experienced freelancer bit pls 11 PHP, Python, .NET, 网页搜罗, Bitcoin Jan 15, 2018 Jan 15, 20184天 4时 ¥738
Cryptocurrency bot - Multiple Exchanges I need you to develop some software for me. I would like this software to be developed for Windows and Mac.I need a crypto currency trader made. i need it to be able to be connected to my poloniex account and to binance, kraken, and a few others and be able to trade on autopilot.I need the bot to watch the market and know when to buy and sell. Lots of options, with a beautiful GUI. PLEASE PR... 20 视窗桌面, 软件构架, 密码学, Bitcoin Jan 15, 2018 Jan 15, 20184天 3时 ¥17696
arbitrage cryptobot i need to make a arbitagetion bot for cryptocurrency to be able to make transaction on all markets 27 Python, 矿业工程, Bitcoin, 软件开发, Blockchain Jan 15, 2018 Jan 15, 20184天 3时 ¥8026
App Development of a delivery software - open to bidding Need to make an app how uber works but with a delivery based application. Need to give us back the ids, passwords once the work is completed 5 PHP, Python, Linux, Bitcoin, Blockchain Jan 15, 2018 Jan 15, 20184天 1时 ¥966
PIVX coin fork This is a PIVX fork Require 100,000,000 coins to be setup With additional 32,000,000 premine for coin creators Requires a github repository setup, mobile wallets, windows and mac wallet setup. The purpose of this coin is to enourage uses to buy and hold the coin. Initally offering miners a good quick cheap opportunity to mine the coins via POW this will be phased out over 9 month period. Will ge... 13 网站设计, C++编程, Bitcoin Jan 15, 2018 Jan 15, 20183天 23时 ¥5099
Explaining to me + building a cryptocurrency from scratch Hi, I currently want to release a new cryptocurrency of my own.. I'm clueless about this stuff. I understood that programming a cryptocurrency is the easy part. I want someone to explain me everything in that criteria and to be the person who execute. Please bid only if you have proven experience with crypto's and do not bid too high! Automatic bids will be reported. 4 Bitcoin, Blockchain, Ethereum Jan 15, 2018 Jan 15, 20183天 22时 ¥225
Cryptocurrency and bitcoin online course with video I want online course. explain what is bitcoin and etherium and ripple and ...... and what is the Cryptocurrency and every information about that. And how we can buy them. I want videos with the course 6 密码学, Bitcoin, 文学写作, 在线写作, 视频制作 Jan 15, 2018 Jan 15, 20183天 22时 ¥1123
BTC,XMR, ETH mining platform and investment webpage Extremely efficient and easy to use dashboard cloudmining mining shares IPO wallets-btc,xmr,eth buy and sell weekly lotto Regards. 5 C 编程, 软件构架, C++编程, 矿业工程, Bitcoin Jan 15, 2018 Jan 15, 2018已经结束 ¥84
create an erc 20 token and list it on yobit create an erc 20 token and list it on yobit 10 Bitcoin, Blockchain, Ethereum Jan 15, 2018 Jan 15, 20183天 19时 ¥723
Altcoin creation - 15/01/2018 13:54 EST Hello, I'm looking for a serious, driven developer to help me create an alt coin. Mining the coin will be done through human proof of work. I need a wallet compatible with most devices along with mining features and potential listing on exchange. Looking to a hire true professional immediately. Please serious inquiries only apply. If you're not worth your salt I will know immediately. D... 3 PHP, Javascript, 网站设计, HTML, Bitcoin Jan 15, 2018 Jan 15, 20183天 18时 ¥1291
Cryptocurrency Exchange like Binance or Bitrex or Polenex Hi. We need a complete crypto exchange with all the API's and wallets like the one mentioned with google 2FF authentication , wallets , deposit and withdrawn function with 50 cryptocurrencies [链接已删除,请登录查看] features of the sample exchanges to be present and can be a cl-one of any of above. Also the top up method should be credit/debit card apart from crypto payment to top up the account. ... 22 PHP, Bitcoin, Blockchain, Ethereum Jan 15, 2018 Jan 15, 20183天 17时 ¥18659
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