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)
Automatic CryptoCurrency Trader Script - Bitcoin , Ether - Binance Need to create an automatic trading program that will automatically buy based on strength of market book strength and will place limit order. Then will continue to monitor order book strength and will automatically sell when profit is realized or strength weakens. Max Cost: 100 CAD 1) User Types Coin 2) Determine Direction Base on order book strength 3) Limit Order Buy 4) Monitor Trad... 3 Γλώσσα Προγραμματισμού C, Python, Αρχιτεκτονική Λογισμικού, Metatrader, Bitcoin Jan 17, 2018 Σήμερα6μέρα 23ώρα €111
btc needed need 0.02 btc i can pay here up to 300 gbp only serious 1 .NET, AJAX, Bitcoin, Java, PHP Jan 17, 2018 Σήμερα6μέρα 23ώρα €34
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 9 PHP, Web Scraping, Αρχιτεκτονική Λογισμικού, Εξόρυξη Δεδομένων, Bitcoin Jan 17, 2018 Σήμερα6μέρα 21ώρα €100
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 4 Αρχιτεκτονική Λογισμικού, Κρυπτογράφηση, Bitcoin, Blockchain, Ethereum Jan 17, 2018 Σήμερα6μέρα 19ώρα €109
Bank to alt/neo plan, (trading)bot needed Dear Freelancers, We would like to have/make a site like: [το url αφαιρέθηκε, συνδεθείτε για να δείτε] [το url αφαιρέθηκε, συνδε&the... 9 Bitcoin, Ethereum Jan 17, 2018 Σήμερα6μέρα 16ώρα €12
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... 16 Νομικά, Διαφήμιση, Τεχνική Υποστήριξη, Bitcoin, Web Development Jan 17, 2018 Σήμερα6μέρα 16ώρα €972
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. 4 Copywriting, Εικονικός Βοηθός, Article Writing, Bitcoin, Blog Writing Jan 17, 2018 Σήμερα6μέρα 16ώρα €2
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, Σχεδιασμός Γραφικών, Κρυπτογράφηση, Bitcoin, Blockchain Jan 17, 2018 Σήμερα6μέρα 16ώρα €120
*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... 17 Κρυπτογράφηση, Bitcoin, Ανάπτυξη Λογισμικού, Blockchain, Ethereum Jan 17, 2018 Σήμερα6μέρα 14ώρα €901
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, Αρχιτεκτονική Λογισμικού, Προγραμματισμός C++, Bitcoin, Blockchain Jan 17, 2018 Σήμερα6μέρα 13ώρα €802
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 ([το url αφαιρέθηκε, συνδεθείτε &ga... 3 Οικονομική Έρευνα, Bitcoin Jan 17, 2018 Σήμερα6μέρα 11ώρα €1344
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 Σήμερα6μέρα 7ώρα €16
help me to set up hidden crypto miner Project details here : [το url αφαιρέθηκε, συνδεθείτε για να δείτε] 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. ... 1 Κρυπτογράφηση, Bitcoin, Ethereum Jan 17, 2018 Σήμερα6μέρα 6ώρα €21
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. 46 PHP, Αρχιτεκτονική Λογισμικού, HTML, Bitcoin, Blockchain Jan 17, 2018 Σήμερα6μέρα 5ώρα €1036
Blockchain Looking for a developer that can developer a blockchain, specifically for a video application. 28 Αρχιτεκτονική Λογισμικού, Bitcoin, Blockchain Jan 16, 2018 Σήμερα6μέρα 1ώρα €35
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 (.[το url αφαιρέθηκε, συνδεθείτε για να &delta... 23 PHP, Γλώσσα Προγραμματισμού C, Linux, Αρχιτεκτονική Λογισμικού, Bitcoin Jan 16, 2018 Jan 16, 20185μέρα 23ώρα €758
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, Σχεδιασμός Ιστοσελίδας, Προγραμματισμός C++, Bitcoin, Blockchain Jan 16, 2018 Jan 16, 20185μέρα 16ώρα €10208
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 [το url αφαιρέθηκε, συνδεθείτε για να δείτε] knowledge about languages and have a lot... 7 PHP, Σχεδιασμός Ιστοσελίδας, Αρχιτεκτονική Λογισμικού, MySQL, Bitcoin Jan 16, 2018 Jan 16, 20185μέρα 15ώρα €739
Bitcoin / BlockChain bug fix Only bid bit coin and block chain expert 2 PHP, Σχεδιασμός Ιστοσελίδας, Mobile App Development, Bitcoin, React.js Jan 16, 2018 Jan 16, 20185μέρα 12ώρα €14
Ready Made Cryptocurrency Exchange Need Ready Made Cryptocurrency Exchange Script References - [το url αφαιρέθηκε, συνδεθείτε για να δείτε] [το url αφαιρέθηκε, συνδεθ... 8 Ασφάλεια Ιστού, Bitcoin, Blockchain, Ethereum Jan 16, 2018 Jan 16, 201812μέρα 12ώρα €2327
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, 20185μέρα 11ώρα €2
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. ... 30 Γλώσσα Προγραμματισμού C, Προγραμματισμός C++, Bitcoin, Blockchain Jan 16, 2018 Jan 16, 20185μέρα 9ώρα €5614
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, 20185μέρα 9ώρα €16
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, Αρχιτεκτονική Λογισμικού, Bitcoin, Blockchain, Ethereum Jan 16, 2018 Jan 16, 20185μέρα 9ώρα €1169
ICO/Crowdsale Development We need to issue a crowdsale based on Ethereum(ERC) or anything else you would [το url αφαιρέθηκε, συνδεθείτε για να δείτε] ICO website has been completed. What we only need is to create our own token and release it. The integrati... 17 Bitcoin, Ethereum Jan 16, 2018 Jan 16, 20185μέρα 8ώρα €339
forum posters in bitcoin talk forum I need 3 people with bitcoin [το url αφαιρέθηκε, συνδεθείτε για να δείτε] accounts to post at least 3 times per day on my thread each for 1 week 4 Ανάρτηση Φόρουμ, Bitcoin, Blockchain, Ethereum Jan 16, 2018 Jan 16, 20185μέρα 8ώρα €15
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) 24 PHP, Javascript, Κρυπτογράφηση, Bitcoin, Ethereum Jan 16, 2018 Jan 16, 20185μέρα 7ώρα €512
crypto currency developer Need a crypto currency developer 13 Bitcoin Jan 16, 2018 Jan 16, 20185μέρα 6ώρα €791
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, 20185μέρα 6ώρα €130
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 Αρχιτεκτονική Λογισμικού, Bitcoin, Blockchain Jan 16, 2018 Jan 16, 20185μέρα 5ώρα €1179
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, Web Scraping, Bitcoin Jan 15, 2018 Jan 15, 20185μέρα 4ώρα €94
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... 18 Windows Επιφάνεια Εργασίας, Αρχιτεκτονική Λογισμικού, Κρυπτογράφηση, Bitcoin Jan 15, 2018 Jan 15, 20185μέρα 3ώρα €2284
arbitrage cryptobot i need to make a arbitagetion bot for cryptocurrency to be able to make transaction on all markets 27 Python, Bitcoin, Ανάπτυξη Λογισμικού Jan 15, 2018 Jan 15, 20185μέρα 3ώρα €1026
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, 20185μέρα 1ώρα €123
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 Σχεδιασμός Ιστοσελίδας, Προγραμματισμός C++, Bitcoin Jan 15, 2018 Jan 15, 20184μέρα 23ώρα €652
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, 20184μέρα 22ώρα €29
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 Κρυπτογράφηση, Bitcoin, Δημιουργική Συγγραφή, Διαδικτυακή Συγγραφή, Παραγωγή Βίντεο Jan 15, 2018 Jan 15, 20184μέρα 22ώρα €144
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 Γλώσσα Προγραμματισμού C, Αρχιτεκτονική Λογισμικού, Προγραμματισμός C++, Μεταλλευτική Μηχανική, Bitcoin Jan 15, 2018 Jan 15, 2018Έχει λήξει €11
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, 20184μέρα 19ώρα €92
CREATE ERC20 ETHEREUM TOKEN I am looking for a programmer with proven experience to create an ERC20 ethereum token for me. The token will be use for a crowfunding so it must be configured in a smart contract so that in the future it will report dividends to its holders. Please apply only if you have proven experience on this. 18 Γλώσσα Προγραμματισμού C, Bitcoin, Ethereum Jan 15, 2018 Jan 15, 20184μέρα 19ώρα €1119
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, Σχεδιασμός Ιστοσελίδας, HTML, Bitcoin Jan 15, 2018 Jan 15, 20184μέρα 18ώρα €165
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 [το url αφαιρέθηκε, συνδεθείτε για να δεί&t... 22 PHP, Bitcoin, Blockchain, Ethereum Jan 15, 2018 Jan 15, 20184μέρα 17ώρα €2384
Altcoin Mining Expert I have a lot of computer equipment and I need a person that knows how to mine Monero coin. 9 Big Data, Bitcoin, Ethereum Jan 15, 2018 Jan 15, 20184μέρα 14ώρα €96
Smart Contracts for Ethereum Network Looking forward to work with developers with in depth knowledte of smart contracts for Ethereum Network. Project will be discussed in details as specs are almost ready. 19 PHP, Bitcoin, Blockchain, Ethereum, Web Development Jan 15, 2018 Jan 15, 20184μέρα 14ώρα €1998
Company is looking for copyrighter with experience in crypto Company is looking copyrighter who will check companies public announcements and other content before posting. Must be with good knowledge about cryptocurrencies (bitcoin/ethereum and tokens) . Requirements - LinkedIn profile older than 3 months needed and previous experience. 28 Copywriting, Αγγλικά (Ην.Βασιλείου), Bitcoin, Ethereum Jan 15, 2018 Jan 15, 20184μέρα 13ώρα €15
ICO WhitePaper Required I need this to be similar style to [το url αφαιρέθηκε, συνδεθείτε για να δείτε] I will provide images and intro headings and most points to ad. Your job is to put it all together into a great white paper that will wow potential in... 15 Ηλεκτρονικά Βιβλία, Bitcoin, Blockchain, Ethereum Jan 15, 2018 Jan 15, 20184μέρα 13ώρα €192
Support team to answer emails and tickets needed - Experience in Crypto Looking for an experienced company who will manage our companies support emails, help our social media team to answer questions on FB, TWITTER, TELEGRAM, and Slack. Need a team with experience in Cryptocurrencies. 24/7 Support is needed 25 Εξυπηρέτηση Πελατών, Υποστήριξη Γραφείου, Bitcoin, Ethereum, Copyright Jan 15, 2018 Jan 15, 20184μέρα 11ώρα €16
Project for Ruihe R. Hi Ruihe R., I noticed your profile and would like to offer you my project. We can discuss any details over chat. 2 Python, Αρχιτεκτονική Λογισμικού, , Bitcoin, Blockchain, Ethereum Jan 15, 2018 Jan 15, 20187μέρα 11ώρα €216
Online marketplace - peer-to-peer ecommerce platform We would need someone to fork "openbazaar" and modify it to our needs. We want to create Gaming P2P marketplace (peer-to-peer) selling digital games only - service (no shipping). You can find openbazaar gitbub here: [το url αφαιρέθηκε, συνδεθείτε για &... 46 PHP, Java, Σχεδιασμός Ιστοσελίδας, HTML, Bitcoin Jan 15, 2018 Jan 15, 20184μέρα 10ώρα €15
Cryptocurrency payment service I'm experienced in financial services and regulatory compliance and seeking to develop a new website that offers electronic fund transfers and bill payments in exchange for an equivalent value of a range of cryptocurrencies (beginning with Bitcoin and Ethereum). There is an existing provider with a similar service available that is based on the REST API and I would like an estimate of how muc... 48 PHP, Σχεδιασμός Ιστοσελίδας, PayPal API, HTML, Bitcoin Jan 15, 2018 Jan 15, 20184μέρα 9ώρα €13396
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