Blockchain Δουλειές και Διαγωνισμοί

Blockchain is a distributed register that is used to maintain a continuously growing list of records, called blocks. It has revolutionary applications in finance (such as cryptocurrencies like Bitcoin) and decentralized applications like online voting.
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Εργασία/Διαγωνισμός Περιγραφή Προσφορές/Συμμετοχές Δεξιότητες Ξεκίνησε Τελειώνει Τιμή (EUR)
Blockchain Need to prepare the course matrial for Blockchain 15 Εκπαίδευση, Συγγραφή Περιεχομένου, Blockchain Jan 23, 2018 Σήμερα6μέρα 23ώρα €93
build me an automated trading application for cryptocurrency exchanges Hi, I want an application that interacts with the APIs of various crypto currency exchanges so that it will auto trade based on a fairvalue that i give it. The application would need to be able to consume market data from various crypto exchanges and be able to send buy and sell orders Some one with previous experience of doing some thing like this would be preferable. Regards Adam 9 PHP, Blockchain, API Jan 23, 2018 Σήμερα6μέρα 23ώρα €4107
block chain developer need my developer tanning for blockchain 7 Bitcoin, Blockchain, Ethereum Jan 23, 2018 Σήμερα6μέρα 21ώρα €463
EVM installation to my server. I want someone to help me to install EVM on my server. I want only professionals, no scammers, and no challengers. Only those who have experience. Please write "I know how to install EVM" on your proposal, else your bid will be regarded as a scam. 6 Linux, Αρχιτεκτονική Λογισμικού, Bitcoin, Blockchain, Ethereum Jan 23, 2018 Σήμερα6μέρα 20ώρα €99
Write a whitepaper for ICO - Automobile company Industry: Automobile Parts Blockchain Application: Supply chain tracking using blockchain You have to write, elaborate, increase content, insert diagrams and statistics in a partially written whitepaper for ICO. The whitepaper is already partially written, so see the attached pdf file. The freelancer should be an expert in blockchain - especially private permission based blockchains. The write... 3 Τεχνική Συγγραφή, Συγγραφή Περιεχομένου, Blockchain, Ethereum Jan 23, 2018 Σήμερα6μέρα 19ώρα €156
ICO erc20 Launch I'm looking the person who can build decentralize exchange based on ETH blockchains like an IDEX and Etherdelta. Thanks! Note:- Don't bid if you don't have a skill, Don't waste time! 13 Blockchain Jan 23, 2018 Σήμερα6μέρα 19ώρα €574
ERC20 Token Issuing Need ICO expert for ERC20 Token Issuing. Possible long term partnership or even remote full time opportunity. 17 Blockchain Jan 22, 2018 Σήμερα6μέρα 15ώρα €20
Ethereum Smart Contract Developer (BlockChain) We are looking for someone who knows Solidity to develop smart contracts. You will need to know. Token Development - Token Contract - Crowdsale Contract - Security Audit - Contract Deployment Blockchain Development - Integration with Blockchain - Smart Contract Development - Wallet / Explorer - Admin Analytics 26 Αρχιτεκτονική Λογισμικού, Blockchain, Ethereum Jan 22, 2018 Σήμερα6μέρα 12ώρα €29
Write a Report on How Blockchain Technology can be used in Real Estate Sector in Dubai I need someone to prepare a detailed report on the possibilities of various potential application of blockchain technology in Real Estate sector in Dubai, United Arab Emirates. For example, Dubai's land registrar has revealed it is developing a system that would seek to record all local real estate contracts on a blockchain. How is it beneficial to a real estate developer? How can a rea... 54 Έρευνα, Συγγραφή Αναφοράς, Article Writing, Κτηματομεσιτικά, Blockchain Jan 22, 2018 Σήμερα6μέρα 5ώρα €101
White paper writing for the ICO Greetings, I am looking for blockchain application writer for my ICO. Please only people with knowledge in blockchain applications, bid on this. 18 Τεχνική Συγγραφή, Ghostwriting, Article Writing, Κρυπτογράφηση, Blockchain Jan 22, 2018 Σήμερα6μέρα 2ώρα €200
creating a cryptocurrency project is about giving and helping others. 7 PHP, Bitcoin, Blockchain Jan 22, 2018 Jan 22, 20185μέρα 20ώρα €23
Want to Create Ethereum Token. I am looking someone who has good knowledge of cryptocurrencies. Should create Ethereum Token and help in launching an ICO. Only those who have knowledge, please Apply 11 Bitcoin, Blockchain, Ethereum Jan 22, 2018 Jan 22, 20185μέρα 18ώρα €809
ICO project "Hello, i need someone to give me more information about token&Coins. and after discussion create a new coin and mining software for that coin." 4 Android, Γλώσσα Προγραμματισμού C#, Bitcoin, Blockchain, Web Development Jan 21, 2018 Jan 21, 20185μέρα 15ώρα €159
Cryptocurrency Project I attempting to do a cryptocurrency project for an idea I have. I'm trying to assemble a team to do an ICO for a brilliant block chain idea. I'm reaching out to as many people as possible to see if we can get this project to fruition. Tell me if you have any interest and we can get an NDA signed so I can explain in detail. This is how all cryptocurrencies started, first by assembling... 11 SEO, Διαφήμιση, Blockchain, Backend Development, Frontend Development Jan 21, 2018 Jan 21, 20185μέρα 9ώρα €9
Create a cryptocurrency exchange similar to https://gate.io and https://www.binance.com and new crypto currency development For the exchange: 2 part milestones accepted 30% to start and another 70% at delivery and the rest of milestone AFTER it gets penetration tested against any bugs or security issues. Do not bid unless these milestones are accepted. * You must have done similar projects before * You must have idea about blockchain technologies * You must have trusted score to start the project * System mu... 21 Bitcoin, Blockchain, Ethereum Jan 21, 2018 Jan 21, 20185μέρα 5ώρα €44865
Create an Ethereum Token I read an article on Steemit where it shows step by step how to create an Ethereum Token in "under an hour." Looking for someone who can work for me to create a token for me. [το url αφαιρέθηκε, συνδεθείτε για να δείτ&epsilon... 11 PHP, Γλώσσα Προγραμματισμού C, Bitcoin, Blockchain, Ethereum Jan 21, 2018 Jan 21, 20185μέρα 5ώρα €13
https://www.mindtory.com This is an educational site and we are looking for potential leads who can write blog posts on Big data, BI and IoT. 3 Big Data, Business Intelligence, Blockchain Jan 21, 2018 Jan 21, 20185μέρα 4ώρα €20
Javascript, SQL, node.js, Blockchain, API Jan 21, 2018 Jan 21, 201819μέρα 4ώρα
Cryptocurrency/Blockchain Developer for Altcoin - C++ We need to create an Altcoin and need an experienced cryptocurrency developer that can develop/build/execute the following project quickly and efficiently: I. DEVELOP, BUILD AND EXECUTE CRYPTOCURRENCY A. Create a coin by forking a pre-existing currency - need advice B. Adjust various construction parameters to differentiate coin from other coins already in use. This may include obfuscation... 28 PHP, Κρυπτογράφηση, Προγραμματισμός C++, Laravel, Blockchain Jan 21, 2018 Jan 21, 20185μέρα 1ώρα €1965
Build Ethereum online Wallet for ERC20 token Looking for a developer to create a wallet for our Token. What i need: User have to register first as a member, we only need Email address & password, after user input registration data, the script will then send activation/verification link to their email. User must click activation link on their email to continue After sucessfully activated, user can login to member area/dashboa... 15 PHP, Javascript, Bitcoin, Blockchain, Ethereum Jan 21, 2018 Jan 21, 20185μέρα €341
Blockchain and ICO technical consultation We are currently preparing an ICO and would be interested to discuss face-to-face in Manila, Philippines with the person possessing technical experience on the topic. 6 Blockchain, Ethereum Jan 21, 2018 Jan 21, 20184μέρα 21ώρα €342
Create applications that fetch data from Coinmarketcap Create applications for the desktop, get the data from coinmarketcap.com. Retrieved volume parameters of the specified cryptocurrency. For example take the volume parameters of the BTC in 24 h, shown off by the application diagram or make it easy to track 7 Προγραμματισμός C++, Bitcoin, Blockchain, Data Analytics Jan 21, 2018 Jan 21, 20184μέρα 18ώρα €114
Build an ICO Dashboard (With Exchange, Wallet Service) I need someone to build a dashboard for ICO with Exchange capabilities (bitcoin and ETH) along with wallets of BTC and ETH. Example: [το url αφαιρέθηκε, συνδεθείτε για να δείτε] Please respond only if you have demo to show. ... 15 Κρυπτογράφηση, Προγραμματισμός C++, Bitcoin, Blockchain, Ethereum Jan 21, 2018 Jan 21, 20184μέρα 17ώρα €896
Blockchain, Website and ICO Hello,I have an idea about a product and I want it to be developed along with guidence. My idea includes rewards or point system where coins are given as rewards, a wordpress plugin and a website and also need a coin and do ICO. 3 Blockchain Jan 20, 2018 Jan 20, 20184μέρα 16ώρα €2864
build a decentralized exchange for ethereum tokens i want to create a ethereum decentralized exchange similar to etherdelta but more like token store [το url αφαιρέθηκε, συνδεθείτε για να δείτε] with all the same functions with 10 coins and ability to add more coins A decentra... 18 Σχεδιασμός Ιστοσελίδας, Blockchain, Ethereum Jan 20, 2018 Jan 20, 20184μέρα 10ώρα €5436
White Paper for ICO (Technology) Hello, I need someone to write BUNCH of white papers which are going to be used in ICO websites. All the IDEAS are original and I have a complete set of resources that help you to write a research white paper. You must already have experience in writing ICO white papers, able to research, author the content, and speed of delivery and regular communication to understand the requirements ... 24 Έρευνα, Τεχνική Συγγραφή, Research Writing, Blockchain, Writing Jan 20, 2018 Jan 20, 20184μέρα 9ώρα €194
ALT COIN - Block Chain I would like to create a new coin (alt coin) with under 2 sec transaction confirmation time with PoS concept. Requirements fork, wallet, web wallet, CPU mining capability including browser mining, security, 2 sec to instant confirmation with 100 TPS operation and premine. Please don't waste time if you don't have a Proof of Concept. 9 Κρυπτογράφηση, node.js, Bitcoin, Blockchain, Ethereum Jan 20, 2018 Jan 20, 20184μέρα 6ώρα €441
Write a script that creates sewing/embroidery patterns based on a database input - PLEASE ONLY RESPOND TO THIS PROJECT IF YOU HAVE ALREADY EXPERIENCE IN THE CREATION OF MODELING SEWING AND EMBROIDERY FILES Hi there, I want to create cryptokitties-plush toys (see [το url αφαιρέθηκε, συνδεθείτε για να δείτε]... 6 Τέχνες & Κατασκευές, Υπηρεσίες Δικτύου, Ράψιμο, Blockchain Jan 20, 2018 Jan 20, 20184μέρα 4ώρα €2497
Cryptocurrency wallet I need someone to build me an online wallet for Digibyte from scratch. The website would include features such as every standard web wallet. Receive payments, send payments, address generator, 2FA security for sending coins out of the wallet and other features. [το url αφαιρέθηκε, συνδεθεί&... 13 PHP, Σχεδιασμός Ιστοσελίδας, HTML, Blockchain Jan 20, 2018 Jan 20, 20184μέρα 4ώρα €307
Blockchain/Cryptocurrency wallet update We need someone who can build functions like smart contracts, atomic swaps and some advice for masternodes. Future we will make mobile wallet app and need coder. More details are provided through private chat. 16 Μηχανολογία, Mobile App Development, Bitcoin, Blockchain, Ethereum Jan 20, 2018 Jan 20, 20184μέρα 1ώρα €26
Ruby on Rails, node.js, Bitcoin, Angular.js, Blockchain Jan 20, 2018 Jan 20, 20184μέρα 1ώρα
Build a Distributed Ledger using Blockchain Tech 1. I am looking for assistance in building a college level project using blockchain technology. 2. Aim - is to build a Distributed ledger system using Blockchain technology and remove a single point failure which is inherited with centralised ledgers. 3. Hyperledger development framework is to be used. 4. Finer details can be discussed further. 5. Timeline will strictly need to be followed. 4 Python, Bitcoin, Programming, Blockchain, Ethereum Jan 20, 2018 Jan 20, 20184μέρα €114
BlockMirror We are looking for curated articles on Blockchain, Cryptocurrencies. They may be news or general description of cryptos or how-to tutorials. Expected to have basic understanding of the crypto ecosystem. 12 Copywriting, Ghostwriting, Research Writing, Συγγραφή Περιεχομένου, Blockchain Jan 20, 2018 Jan 20, 20183μέρα 21ώρα €94
i need crytocurrency exchange website Kindly read the details carefully before bidding on this project. This project requires extra ordinary programming skills and a strong knowledge of the crypto economy. "I need a Crypto Exchange Website" with mobile apps done. I will discuss further details when I have shortlisted. Thank You 36 PHP, Σχεδιασμός Ιστοσελίδας, Αρχιτεκτονική Λογισμικού, Bitcoin, Blockchain Jan 20, 2018 Jan 20, 20183μέρα 18ώρα €12385
Build me a Crypto Exchange Kindly read the details carefully before bidding on this project. This project requires extra ordinary programming skills and a strong knowledge of the crypto economy. "I need a Crypto Exchange Website" with mobile apps done. I will discuss further details when I have shortlisted. Thank You 8 PHP, Κρυπτογράφηση, MySQL, Bitcoin, Blockchain Jan 19, 2018 Jan 19, 20183μέρα 9ώρα -
ethereum smart contract Looking for someone to develop an ethereum smart contract for an ICO. Looking for someone to create a coin. 29 Αρχιτεκτονική Λογισμικού, Bitcoin, Ανάπτυξη Λογισμικού, Blockchain, Ethereum Jan 19, 2018 Jan 19, 20183μέρα 8ώρα €4231
deploy peer on remote machine for hyperledger fabric We need to deploy peer on hyperledger fabric and need it ASAP, so if you have experience in working with hyperledger fabric deployment, we are happy to work with you 4 Javascript, Blockchain Jan 19, 2018 Jan 19, 20183μέρα 5ώρα €110
New Cryptocurrency exchange platform I need a new website. I need you to design and build a website for my small business. 29 PHP, Σχεδιασμός Ιστοσελίδας, Σχεδιασμός Γραφικών, Εγκατάσταση Ιστολογίου, Blockchain Jan 19, 2018 Jan 19, 20182μέρα 22ώρα €637
help me changing my private blockchain to public i need someone who can help me in changing my private blockchain to public 6 PHP, Blockchain, Ethereum, Aws Lambda Jan 19, 2018 Jan 19, 20182μέρα 20ώρα €332
Decentralized Cryptocurrency Exchange We need to implement a decentralized cryptocurrency exchange for exchanging a selected set of 10 cryptocurrencies, including our own coin. The decentralized exchange must be user friendly, easy to use and very scalable. 23 Υπηρεσίες Ιστού Amazon, Προγραμματισμός C++, Bitcoin, Angular.js, Blockchain Jan 18, 2018 Jan 18, 20182μέρα 14ώρα €1324
ICO with Ethereum ERC-20 based cryptocurrency We need to implement our own cryptocurrency to support an ICO. We are looking for a team to implement the cryptocurrency using ERC-20, the ICO website, including payment gateway for investors and digital wallet for the cryptocurrency. We also require technical inputs for our whitepaper. 6 Java, Mobile App Development, Υπηρεσίες Ιστού Amazon, Προγραμματισμός C++, Blockchain Jan 18, 2018 Jan 18, 20182μέρα 14ώρα €3030
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 5 Golang, Bitcoin, Blockchain, Ethereum Jan 18, 2018 Jan 18, 20182μέρα 4ώρα €24
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) 10 PHP, Bitcoin, Blockchain, Ethereum Jan 18, 2018 Jan 18, 20182μέρα 2ώρα €814
We want to create a new smart technology that revolutionizes the role of the Internet in daily life. It covers software development , cryptography cryptocurrency,blockchain technology and much more. 11 Κοινωνική Δικτύωση, Αρχιτεκτονική Λογισμικού, Κρυπτογράφηση, Ανάπτυξη Λογισμικού, Blockchain Jan 18, 2018 Jan 18, 20182μέρα €44721
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. 28 Διαφήμιση, Article Writing, Bitcoin, Blockchain Jan 18, 2018 Jan 18, 20181μέρα 23ώρα €45
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 [το url αφαιρέθηκε, συνδεθείτε για να δείτ&epsi... 13 PHP, Javascript, Bitcoin, Blockchain, Ethereum Jan 18, 2018 Jan 18, 20181μέρα 23ώρα €315
Paypal Payment Clone I am looking for developer with experience in [το url αφαιρέθηκε, συνδεθείτε για να δείτε] or blockchain in general to develop a payment gateway do the same functions did by Paypal included : merchant accounts and make websites ... 30 PHP, Αρχιτεκτονική Λογισμικού, Υπηρεσίες Ιστού Amazon, Blockchain Jan 18, 2018 Jan 18, 20181μέρα 20ώρα €809
Blockchain Guru I need to create a cryptocurrency and a cloud mining project. Please tell me more about your experience and show Github profile 21 Blockchain Jan 18, 2018 Jan 18, 20181μέρα 20ώρα €28
PoC Blockchain Start playing around with Blockchain 6 Java, Linux, Blockchain Jan 18, 2018 Jan 18, 20181μέρα 18ώρα €1776
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! 36 Αρχιτεκτονική Λογισμικού, Bitcoin, Blockchain Jan 17, 2018 Jan 17, 20181μέρα 16ώρα €1173
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