Bitcoin Jobber og konkurranser

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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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Prosjekt/Konkurranse Beskrivelse Bud/Bidrag Ferdigheter Startet Avsluttes Pris (USD)
BTC/Blockchain 150 $ needed. I can pay here up to 250 $ for them now . Its urgent Also i can pay in advance here for sure , just the project will be completed once i recive the coins ... BTC/Blockchain 150 $ needed. I can pay here up to 250 $ for them now . Its urgent Also i can pay in advance here for sure , just the project will be completed once i recive the coins ... 0 Bitcoin, Blockchain, Ethereum, Javascript, node.js May 23, 2018 I dag2d 23t $11
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. 0 PHP, MySQL, HTML, Bitcoin May 23, 2018 I dag6d 22t -
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? 10 PHP, C-programmering, Nettsidedesign, Programvarearkitektur, Bitcoin May 23, 2018 I dag6d 22t $701
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. 8 PHP, Kryptografi, Bitcoin, Blockchain, Ethereum May 23, 2018 I dag6d 17t $214
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... 6 Powerpoint, Metatrader, Kryptografi, Bitcoin, Videoredigering May 23, 2018 I dag6d 16t $3800
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 I dag6d 14t $21
crypto/fiat exchange initial business plan Looking to get an initial business plan for cryptocurrency exchange operating in Saudi Arabia. Main provided services: - Deposit/Withdraw in SAR and USD. Make sure to mention supported currencies in your proposal. Just to make sure you have actually read the brief. - Deposit / withdraw in many different crypto currency. - Exhqnge any crypto 25 Forretningsplaner, Forretningsanalyse, Markedsundersøkelse, Bitcoin May 23, 2018 I dag6d 14t $452
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. 16 Programvarearkitektur, C++ Programmering, Bitcoin, Blockchain May 23, 2018 I dag6d 12t $1364
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. 21 PHP, Javascript, Android, Programvarearkitektur, Bitcoin May 23, 2018 I dag6d 11t $626
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... 21 Nettsidedesign, Grafisk design, Programvarearkitektur, Bitcoin, Blockchain May 22, 2018 I dag6d $6630
online gamble site I need online casino/gamble/dice site with bitcoin payments + need integrate one more cryptocoin 29 PHP, Nettsidedesign, Grafisk design, HTML, Bitcoin May 22, 2018 May 22, 20185d 18t $2370
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... 15 PHP, C++ Programmering, Bitcoin, Blockchain, Ethereum May 22, 2018 May 22, 20185d 18t $13
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... 8 C-programmering, Python, C++ Programmering, Bitcoin, Blockchain May 22, 2018 May 22, 20185d 17t $976
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! 6 C-programmering, UNIX, Bitcoin, Blockchain, Ethereum May 22, 2018 May 22, 20185d 16t $412
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. 17 PHP, Bitcoin, Blockchain, Ethereum May 22, 2018 May 22, 20185d 16t $1012
Help With Java / Maven / BitcoinJ Cloning bitcoinJ for altcoin, need assistance via shared screen - paid hourly. 9 Java, Bitcoin May 22, 2018 May 22, 20185d 14t $21
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, 20185d 14t $251
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... 33 Javascript, Linux, C++ Programmering, Bitcoin, Programvareutvikling May 22, 2018 May 22, 20185d 11t $39
crypto exchange platform Need writer for the project: Keywords; Whitelabeled Exchange Software. Fully Secure blockchain based. One Year of support included. Bitcoin deposit, withdraw, buy and sell Ripple deposit, withdraw, buy and sell. Litecoin deposit, withdraw, buy and sell. Bitcoin Cash deposit, withdraw, buy and sell. Ethereum deposit, withdraw, buy and sell. Buy orders based on conditions. Sell orders based on cond... 20 PHP, Programvarearkitektur, eHandel, MySQL, Bitcoin May 22, 2018 May 22, 20185d 9t $549
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. 6 Kryptografi, Bitcoin, Blockchain May 22, 2018 May 22, 20185d 6t $1333
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, Nettsidedesign, Grafisk design, Kryptografi, Bitcoin May 22, 2018 May 22, 20185d 6t $1943
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, Nettsidedesign, HTML, , Bitcoin May 22, 2018 May 22, 20188d 5t $750
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 ... 54 Mobile App Development, iPhone, Android, Bitcoin, Blockchain May 22, 2018 May 22, 20185d 4t $1652
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 Internettmarkedsføring, Markedsføring, Bitcoin, Markedsføring av sosiale medier, Blockchain May 22, 2018 May 22, 20185d 2t $37
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... 19 PHP, Internettmarkedsføring, Markedsføring av Facebook, Bitcoin, Markedsføring av sosiale medier May 21, 2018 May 21, 20184d 22t $5
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, Internettmarkedsføring, Programvarearkitektur, Bitcoin, R programmeringspråk May 21, 2018 May 21, 20184d 21t $6
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... 8 C-programmering, Programvarearkitektur, C++ Programmering, Bitcoin, Blockchain May 21, 2018 May 21, 20184d 19t $327
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 System Admin, Linux, Amazon Web Tjenester, Bitcoin, Ubuntu May 21, 2018 May 21, 20184d 17t $546
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, eHandel, Bitcoin, Blockchain, Ethereum May 21, 2018 May 21, 20184d 14t $1816
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, Nettsidedesign, HTML, Bitcoin, Web Development May 21, 2018 May 21, 20184d 11t $1800
online baccarat & sport bet game online baccarat & sport bet game Bitcoin, Webmoney is Good when available. 27 PHP, Javascript, Programvarearkitektur, HTML, Bitcoin May 21, 2018 May 21, 20184d 7t $916
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... 30 PHP, Nettsidedesign, Programvarearkitektur, HTML, Bitcoin May 21, 2018 May 21, 20184d 2t $3997
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, 20184d 1t $432
Launch an ico - Educational video platform Live and offline courses by experienced tutors 9 Bitcoin, Blockchain, Ethereum May 20, 2018 May 20, 20184d $1390
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... 39 PHP, Programvarearkitektur, PayPal API , HTML, Bitcoin May 20, 2018 May 20, 20183d 21t $1510
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, Nettsidedesign, Programvarearkitektur, HTML, Bitcoin May 20, 2018 May 20, 20183d 16t $3981
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 Algoritme , Bitcoin, Blockchain May 20, 2018 May 20, 20183d 15t $292
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, 20183d 8t $400
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... 24 C-programmering, Programvarearkitektur, Metatrader, Bitcoin May 19, 2018 May 19, 20182d 11t $4126
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, Programvarearkitektur, eHandel, HTML, Bitcoin May 19, 2018 May 19, 20182d 9t $3744
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... 20 PHP, Bitcoin, Blockchain, Ethereum May 18, 2018 May 18, 20182d 1t $490
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-programmering, Linux, Bitcoin, Git, Blockchain May 18, 2018 May 18, 20181d 16t $1081
Create BTC Wallet Project for Bing - add BTC to wallet 15 PHP, Bitcoin, Laravel, Blockchain, Ethereum May 18, 2018 May 18, 20181d 14t $468
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, Nettsidedesign, Linux, Web Hosting, Bitcoin May 18, 2018 May 18, 20181d 13t $219
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, Nettsidedesign, Grafisk design, HTML, Bitcoin May 18, 2018 May 18, 20181d 8t $1922
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, 20181d 7t $589
developer wanted - crypto currency need a webdesigner how is familiar with bitcoin / network scurity / hidden service 16 Nettsikkerhet, Bitcoin May 18, 2018 May 18, 20181d 6t $753
Cryptocurrency Exchange 10 coins Ideally I am looking for solution which is already delivered in production and tested in production Hence with small new changes as per my specs and new UI it can be deployed in production See the specs with more details Do not bid without reading the specs Do not bid lower price that you are not willing to take . 59 PHP, Linux, node.js, Bitcoin, Blockchain May 17, 2018 May 17, 201815t 1m $4495
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, Programvarearkitektur, Bitcoin, Blockchain, Ethereum May 17, 2018 May 17, 201814t 40m $2126
Crypto exchange platform 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... 23 PHP, C-programmering, Bitcoin, Blockchain, Ethereum May 17, 2018 May 17, 201814t 34m $1863
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