Bitcoin Δουλειές και Διαγωνισμοί

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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Εργασία/Διαγωνισμός Περιγραφή Προσφορές/Συμμετοχές Δεξιότητες Ξεκίνησε Τελειώνει Τιμή (EUR)
Crypto sender software -- 2 I need you to develop some software for me. I would like this software to be developed . Hello.. I have been posting these requests and it has been removed quite over time, if you have sent me your bid before for the crypto coin sender software that you have, please resend... I want to test your software then I share you more details. 11 Javascript, CSS, Αρχιτεκτονική Λογισμικού, Bitcoin, Programming Jun 18, 2018 Σήμερα6μέρα 21ώρα €8408
bitcoin SEPA transfer app personal use only Hi so i had an app made but it's not sending out any bitcoin. I have decided not to use API as they require and take out bitcoin from wallet address. Instead of a wallet, I want to transfer the bitcoin out of my app to SEPA transfer bank transfer. Were does my bitcoin come from? It comes from thin air as the user inputs the amount in the app. Fees? Any fee must come out launchpad. It must ... 5 PHP, Linux, Android, Apache, Bitcoin Jun 18, 2018 Σήμερα6μέρα 20ώρα €109
MASTERNODE COIN FORK Dear Coders, i need a coin that is MN, POW / POS based on Xevan Algo. Please you should know what i am talking about, do not waste my time if you are not familiar with MN. I want a coin that can be constantly mined until a certain block hight. 12 Προγραμματισμός C++, Bitcoin, Blockchain, Ethereum Jun 18, 2018 Σήμερα6μέρα 19ώρα €809
Need one solve my big problem and all you need Will pay Read Description first Hi, I`m Clarence I need to renew my dedicated server the payment gateway has been changed and I can`t now pay by my credit card or PayPal or Skrill New Payment methods and I can`t understand what`s this ,Please help me #Clarence 10 Καλάθια Αγορών, Ηλεκτρονικό εμπόριο, Bitcoin, Blockchain, Ethereum Jun 18, 2018 Σήμερα6μέρα 19ώρα €310
Help start Blockchain / Cryptocurrency (Experts ONLY) We are looking for a solid team or person that can actually help us setup a blockchain and create our own Cryptocurrency for that blockchain. We are interested in having our blockchain provide a number of apps and services that can used on our blockchain. This project is for you to suggest and give design ideas for solid solutions to the blockchain. The industries do not matter as long as the... 24 Κρυπτογράφηση, Προγραμματισμός C++, Bitcoin, Blockchain, Ethereum Jun 18, 2018 Σήμερα6μέρα 18ώρα €2749
Need Highly Skilled & Experienced Blockchain Developers to build a Decentralized Criminal Record Platform Need skilled Blockchain developers for our project. Interested people can send us your resumes along with previous work experience. 11 Bitcoin, Blockchain, Ethereum Jun 18, 2018 Σήμερα6μέρα 16ώρα €3713
launch weekly on call CakePHP already built solutuon support ON CALL support and minor fixes for a Cake PHP solution for launch, needed, for a week (solution is ready for launch) 10 PHP, Σχεδιασμός Ιστοσελίδας, Σχεδιασμός Γραφικών, CakePHP, Bitcoin Jun 17, 2018 Σήμερα6μέρα 9ώρα €193
SANA - A platform to share medical records n Switzerland we have unlimited access and virtually no wait times on healthcare, but costs are rising fast every year, so we need a better solution. SANA is designed on the Ethereum blockchain using smart contract technology to improve the communication of healthcare institutions. 11 Javascript, Προγραμματισμός C++, Bitcoin, Blockchain, Ethereum Jun 17, 2018 Σήμερα6μέρα €141
Ico platform within erc20 exchange I have an erc20 exchange and wish to offer the service of letting people run an ico feom within my exchange platform. I want this incorporated into the exchange platform. Please put detailed proposal in writing including as much info as possible to be considered 14 Bitcoin, Blockchain, Ethereum Jun 17, 2018 Jun 17, 20185μέρα 22ώρα €5303
PHP, Mobile App Development, Σχεδιασμός Παιχνιδιών, node.js, Bitcoin Jun 17, 2018 Jun 17, 20181μέρα 14ώρα
Core developer Advisor We are looking for technology consultant who can be part of our advisor team for our under development fintech product that is going to use crypto currencies, smart contracts and possibly blockchain technology. You will be part of the audit team of our technical development documents, help find best practices and consult on security. 13 Bitcoin, Blockchain, Ethereum Jun 16, 2018 Jun 16, 20185μέρα 9ώρα €37
Advisor On BlockChain and Cryptocurrency We are launching our company VirSymCoin [login to view URL] and are in need of individuals who are knowledgeable to join our team. We are pursuing investors for the company. We need like minded people who will propel this company forward once we get the investment funds. Not money driven, but success driven people only our business model ensures this business will be successful. Anyone engaging us... 8 Αρχιτεκτονική Λογισμικού, Bitcoin, Blockchain, Ethereum Jun 16, 2018 Jun 16, 20184μέρα 23ώρα €22
New cryptocurrency with tokens, smart contracts and more I require a new cryptocurrency similar to ethereum with a few differences: -no mining -no transaction fees -instant secure transactions -tokens -smart contracts -icos -direct exchange to and from main currency and tokens based on exchange rates -exchange rate is based on buy/sell orders I will need wallet, block explorer, and the tokens creation, smart contract tools etc all set up. This will be... 34 Bitcoin, Blockchain, Ethereum Jun 15, 2018 Jun 15, 20184μέρα €13143
Mining pool for 51% attack Hello, I need a personal mining pool for a SHA-256 51% attack. It is for test, experience and personnal use. I won't do any harm to any ecosystem. You can use any free available open source that you will custom to achieve this project (example : [login to view URL]) 5 Mobile App Development, Bitcoin, Blockchain, Ethereum Jun 15, 2018 Jun 15, 20183μέρα 22ώρα €191
Mining Logo Design Cryptocurrency Mining Company logo design. conditions 1...To use a picture of a drum. 2...Company name is "Barrel Miner" 81 Σχεδιασμός Ιστοσελίδας, Σχεδιασμός Γραφικών, Σχεδιασμός Λογοτύπου, Σχεδιασμός 3D , Bitcoin Jun 15, 2018 Jun 15, 20183μέρα 20ώρα €26
Adding cryptocurrency to exchange We are looking for sb who will be responsible for adding our cryptocurrency - primestone to exchanges - coinbase and other. Payment for each successful action. 22 Εισαγωγή Δεδομένων, Bitcoin, Blockchain, Ethereum Jun 14, 2018 Jun 14, 20183μέρα 6ώρα €817
Crypto Platform cryptocurrency trading platform 44 PHP, Σχεδιασμός Ιστοσελίδας, Αρχιτεκτονική Λογισμικού, HTML, Bitcoin Jun 14, 2018 Jun 14, 20183μέρα 4ώρα €45
Crypto Exchange Platform Please don't bidding if you never created an crypto exchange platform before! We want to create a crypto exchange platform such as Indodax or Yobit. Note for the website: 1. Has 3 markets. 2. Each coin has a wallet installed on our website. 3. Each token wallet address has the same wallet address as the ethereum wallet. 4. Voting System. 5. And others. Note for the freelance bidder: 1. Thi... 34 Αλγόριθμος, Bitcoin, Blockchain, Ethereum, Web Development Jun 14, 2018 Jun 14, 20183μέρα 3ώρα €1164
Make a Crypto Currency Exchange 2 Hi, I am looking for individual or a team of experts who have wise experience in making Crypto Currency Exchange . More details with the chosen one. Thanks 15 Matlab and Mathematica, Αλγόριθμος, Κρυπτογράφηση, Bitcoin, API Jun 14, 2018 Jun 14, 20183μέρα 1ώρα €673
Consultant - Blockchain Development UpGrad is one of the leading online higher education companies that tie up with top universities like BITS Pilani, IIIT-B, Cambridge University and companies like Genpact, Cognizant, Uber to deliver a world-class, industry-relevant learning experience. Currently, we are creating a course on Blockchain Technology. Theis program is for Developers in the IT industry who are keen on working with the ... 14 Κρυπτογράφηση, Bitcoin, Συγγραφή Περιεχομένου, Blockchain, Ethereum Jun 14, 2018 Jun 14, 20182μέρα 20ώρα €26
Crypto-currency Social Media Manager We are looking for a Crypto-currency Social Media Manager Preferred languages: Dutch/French/English You will be responsible for setting up and keeping our social media pages fresh and engaging. You will be paid a fixed fee + coin bonus. 21 Κοινωνική Δικτύωση, Διαφήμιση μέσω Facebook , Bitcoin, Διαφήμιση μέσω Κοινωνικών Μέσων , Blockchain Jun 14, 2018 Jun 14, 20182μέρα 18ώρα €214
Crypto-currency Exchange Manager We are looking for a Crypto-currency Exchange Manager Preferred languages: Dutch/French/English You will be responsible for getting our crypto currency listed in exchanges. You will be paid a fixed fee + coin bonus per successful listed exchange. 14 Διαδικτυακή Διαφήμιση, Διαφήμιση, Bitcoin, Blockchain, Ethereum Jun 14, 2018 Jun 14, 20182μέρα 18ώρα €1036
To build a Bitcoin miner program I want to create a program what can mine Bitcoins by using a proper system .If anyone can create it for me,please bid for this... 16 PHP, Γλώσσα Προγραμματισμού C, Python, Αρχιτεκτονική Λογισμικού, Bitcoin Jun 14, 2018 Jun 14, 20182μέρα 15ώρα €234
Simple Bitstamp API integration We are a fintech company that runs a cryptocurrency hedge fund and are developing an exchange. We are sub-contracting out small trader tools like this project that are independent of our main project. We need a web app written in PhP that: 1. Calls Bitstamp's [A cryptocurrency exchange] REST API to check bid and ask prices. 2. Either an instant order [If the price difference between bid and a... 17 PHP, Αρχιτεκτονική Λογισμικού, MySQL, Bitcoin Jun 13, 2018 Jun 13, 20181μέρα 21ώρα €451
Need to top up Bitcoin Address Hello, I need to topup a bitcoin address for $10. I will pay $15 to you. 5 Bitcoin Jun 13, 2018 Jun 13, 20181μέρα 17ώρα €21
Crypto Bot for GDAX using API I look for a developer that knows how to create a bot to place buy/sell orders in GDAX and Blinktrade exchanges using their API. Check below their documentation: GDAX: [login to view URL] Blinktrade: [login to view URL] Please get in contact for more information. 16 Javascript, Αρχιτεκτονική Λογισμικού, Bitcoin, API Jun 13, 2018 Jun 13, 20181μέρα 14ώρα €179
Forex invester and trader Anybody who is willing to put up money for a trading account and trade it and grow it themselves, so we can create many trading accounts and split half. This sounds stupid but im only asking this because people are not making money they are blowing my accounts and i want to see that someone actually can do it foreal 9 Metatrader, Αγορές Οικονομικών, Bitcoin, Οικονομική Ανάλυση, Ανάλυση Binary Jun 12, 2018 Jun 12, 20181μέρα 8ώρα €81
Bitcoin Website need to build a website to trade and exchange crypto currencies 21 Σχεδιασμός Ιστοσελίδας, Bitcoin Jun 12, 2018 Jun 12, 20181μέρα 6ώρα €482
Bitcoin and Ethereum buy sell platform (only development side no design) Relevant contents should be added with deveopment of feature. -For each step performed on user account , automatic email should be sent to verified email, e.g. registration, user deposit, buy, sell, withdrawl, KYC verified etc. -features, user flow for registration and buying selling should be inspired from coinbase. -User registration, documention uploads, KYC verification by admin should follow... 36 node.js, Bitcoin, RESTful, Angular.js, Blockchain Jun 12, 2018 Jun 12, 20181μέρα 1ώρα €1600
crypto price technical manager crypto Price Technical Manager Full time remote or local (Kiev, Los Angeles) Price management Volume management stock trading experience Cryptocurrency trading experience Must have past experience With technical trading must be able to build trading bots and customize them Must have some experience With token volume and price management Experience in running price and volume management across mult... 9 PHP, Ηλεκτρονικό εμπόριο, Bitcoin, Blockchain, Ethereum Jun 12, 2018 Jun 12, 201814ώρα 23λ €187
Bitcoin payment system I need the help of an oop php specialist. I’m working on a project that requires bitcoin payment system. I decided again using apis but I’m stuck with getting my payment page to accept payment. I’m willing to share part of the code so we can work this out together. My budget is $30 at most. 10 Javascript, Symfony PHP, Bitcoin, Scripting, Object Oriented Programming (OOP) Jun 11, 2018 Jun 11, 201813ώρα 52λ €143
Crypto Promoter & Marketer We are looking for a well-connected insider in the crypto community for our crypto related company. Your main responsibilities will be: - Report the daily activity on different channels - Participate in conversations - Start new topics - Help other users with your expert advice - Promote portfolio projects You must have: - Great English - Been in crypto for some time - Be familiar with the d... 7 Bitcoin, Blockchain, Ethereum Jun 11, 2018 Jun 11, 20189ώρα 36λ €10
Crypto Promoter & Marketer (No Coding) We are looking for a well-connected insider in the crypto community for our crypto related company. Your main responsibilities will be: - Report the daily activity on different channels - Participate in conversations - Start new topics - Help other users with your expert advice - Promote portfolio projects You must have: - Great English - Been in crypto for some time - Be familiar with the d... 8 Bitcoin, Blockchain, Ethereum Jun 11, 2018 Jun 11, 20189ώρα 32λ €32
Create X11 Coin + Explorer + Wallet Hello, We looking for an expert on crypto currency for create an coin in algo X11. We need, coin ( x 11 algo ) + explorer + wallet linux and windows. We ready to hire you now if you able to start right now. Thx you. 17 Γλώσσα Προγραμματισμού C, Linux, Προγραμματισμός C++, Bitcoin, Ubuntu Jun 11, 2018 Jun 11, 20187ώρα 38λ €21
Cryptocurrency and Bitcoin Fundamental analysis I am looking for a freelancer doing fundamental analysis on Cryptocurrencies such as Bitcoin, Ethereum, Ripple and more. I am looking for 1-2 articles per week. 22 Αγγλικά (ΗΠΑ), Bitcoin, Συγγραφή Περιεχομένου Jun 11, 2018 Jun 11, 20186ώρα 40λ €90
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