Ethereum Роботи та конкурси

Ethereum is a decentralized platform that runs smart contracts- applications that run exactly as programmed without any possibility of downtime, censorship, fraud or third party interference.
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Проект/Конкурс Описання Заявки/Роботи Навички Розпочато Закінчується Ціна (USD)
I'd like to hire a real Expert Ethereum Smart Contracts developer 1. Please make the main diagram shows Smart contracts and the relationship between them for this project and show me, so prove you're just the best fit for it. (The detail explanation for this project is following) 2. Please show me the example of Smart contracts(customized ERC20 token, ICO, crowdsale) you developed. 1) Utility token smart contract - for ICO and distribution on Etheruem... 2 Blockchain, Ethereum Apr 22, 2018 Сьогодні6д. 23г. $555
Bancor price monitor for Ethereum Network I need a price monitor for certain cryptocurrencies on https://www.bancor.network. I basically want the same display as what is at the top of the page (in the from and to token box), but I want to display multiple trading pairs on the same page. I do not need any of the functionality of the page for buying or selling, only the price conversion from the selected token and ETH. The amount to conv... 6 Javascript, Архітектура ПЗ, HTML, Blockchain, Ethereum Apr 22, 2018 Сьогодні6д. 20г. $138
Develop a cryptocurrency/coin and an ico website I would like to build a coin/cryptocurrency and a website for the ico. 13 PHP, Тестування ПЗ, Програмування на C++, Blockchain, Ethereum Apr 22, 2018 Сьогодні6д. 19г. $2430
Create a cryptocurrency fork of Dash or another Masternode based coin with wallets I am looking for someone to create a fork of a masternode based currency with windows, linux and mac wallets and a blockexplorer. 5 Програмування на C++, Біткойн, Blockchain, Ethereum Apr 20, 2018 Apr 20, 20185д. 10г. $965
Create a cryptocurrency fork of Dash or another Masternode based coin with wallets I am looking for someone to create a fork of a masternode based currency with windows, linux and mac wallets and a blockexplorer. 15 Програмування на C++, Біткойн, Blockchain, Ethereum Apr 20, 2018 Apr 20, 20185д. 9г. $6806
crypto cloud mining need web based coin mining script like this one. [url видалений, увійдіть для перегляду] 7 PHP, Горна справа, Біткойн, Blockchain, Ethereum Apr 20, 2018 Apr 20, 20185д. 5г. $562
Search Hyip Bot Script Telegram We are looking for a HYIP bot telegram script for our mining and trading company and want best possible results for users as a result and operators reach. Please only serious communication. Partner or direct payment possible. Instructions and detailed application must also be created in a manual or long-term participation as a programmer for the project. Language German or English 8 PHP, Javascript, Установка скріпту, Біткойн, Ethereum Apr 20, 2018 Apr 20, 20184д. 22г. $792
Coin listing on exchange I'm looking cryptocurrency expert. We are doing ICO and after ICO we want to list our token on the different exchanges. I'm looking the person who has knowledge about listing on the exchange. Want to list on -- [url видалений, увійдіть для перегляду] [url видалений, увійдіть для перегляду] [url видалений, увійдіть для перегляду] if possible Binance and bittrex as well. I&... 20 Біткойн, Blockchain, Ethereum Apr 20, 2018 Apr 20, 20184д. 15г. $1873
Android and iOS blockchain app needed ASAP -- 2 I need an Android and ios app. I would like it designed and built. I should be able to reset users password via backend user should be able to create new wallet , receive and send bitcoin and ethereum admin should be able to transfer out users bitcoin 49 Mobile App Development, Android, Біткойн, Blockchain, Ethereum Apr 20, 2018 Apr 20, 20184д. 14г. $1755
Need smart contract developer I need a smart contract developer for my contract. Please don't hesitate if you are senior smart contract developer. Thanks 15 Blockchain, Ethereum Apr 20, 2018 Apr 20, 20184д. 14г. $701
Blockchain Startup I am marketing director for a blockchain startup that is in the final stages of go to market with our product. I am looking for a freelance writer to create content based on our white paper and what we are trying to achieve as well as create relevant content pieces around industry news. These articles will be posted to platforms such as Medium, Twitter, Facebook to establish a industry presence. ... 10 Соціальні мережі, Біткойн, Стартапи, Blockchain, Ethereum Apr 20, 2018 Apr 20, 20184д. 14г. $14
180420 Technical Report Need to write a report on blockchain. Expected to have deep knowledge on blockchain technology 10 Написання звітів, Біткойн, Blockchain, Ethereum Apr 19, 2018 Apr 19, 20184д. 6г. $15
Bot cryptocurrencies I want to build a cryptocurrency bot for all currencies e for several exchanges example [url видалений, увійдіть для перегляду] 16 Біткойн, Blockchain, Ethereum Apr 19, 2018 Apr 19, 20183д. 22г. $4511
Develop E Wallet - open to bidding I would like to develop Dapp E-Wallet and website so I can send cyptocurrencies or fiat to my friends. Let me know if have done similar project so we can discuss further. 16 Javascript, Python, Архітектура ПЗ, Blockchain, Ethereum Apr 19, 2018 Apr 19, 20183д. 16г. $1899
premining pow/pos masternode coins which i created Hello. i need to premine my own coins. i don't know how to premine. i am looking a freelancer who can premine my coin. Thanks 4 Кріптографія, Біткойн, Ethereum Apr 19, 2018 Apr 19, 20183д. 14г. $366
Ghostwriter for blockchain industry and capital market Looking for an experienced ghostwriter to take thoughts and ideas on the current blockchain industry and capital markets, and turn them into persuasive thought-leadership articles. Topics include pointing out hypocrisies in "decentralized" exchanges, democratizing ICOs, the new wave of ICOs coming in 2018, equity vs cash liquidity, and securities law; All of which should be geared toward... 18 Гострайтинг, Article Writing, Написання контенту, Blockchain, Ethereum Apr 18, 2018 Apr 18, 20183д. 3г. $39
Need help understanding cryptocurrency ERC20 token creation tutorial, troubleshooting potential error Hello, I've followed the following tutorial titled "How absolutely anyone can create a cryptocurrency in 60 seconds" exactly, but cannot 100% get it to work. In MyEtherWallet when I try to view the created Token it states "(error_21) Not a valid ERC-20 token" -- Please could you test the tutorial advising where the error is? How can I see the created token balance, and th... 1 Біткойн, Blockchain, Ethereum Apr 18, 2018 Apr 18, 20182д. 15г. $19
Data 'Input & Output' application, done on ETH blockchain smart-contract We are looking for ''Full stack Ethereum Blockchain Developer & or Developer Team''. The entire APPLICATION process will work totally depending on the Ethereum blockchain, as that is what most of the already deployed code does. NO TOKENS should be made at all because this would just complicate the process, and, by our current understanding & research does not co... 25 Javascript, Python, Біткойн, Blockchain, Ethereum Apr 17, 2018 Apr 17, 20182д. 3г. $2612
Smart Contract for an ERC20 token The token has been created and is fully functional, we need to develop smart contract for ICO and pre-ICO plus cabinet investor 26 Blockchain, Ethereum Apr 17, 2018 Apr 17, 20181д. 20г. $1624
Need a simple faucet script for altcoin As mentioned in the title, i need a simple faucet scrip for an altcoin. The script should only have a field to enter a wallet address and a submit button with captcha. The scrip needs to prevent abuse by restricting the number of payouts per day by detecting the IP address. It must be created in php. Design is not required. Simple as that. To be sure that you have read the requirements start yo... 5 PHP, MySQL, Біткойн, Blockchain, Ethereum Apr 17, 2018 Apr 17, 20181д. 19г. $41
ERC 20 token Develop and ERC 20 token , dettails about the token will released in private. This is just the first task then we are looking to do the smart contract and the back end. 20 Ethereum Apr 17, 2018 Apr 17, 20181д. 18г. $1146
Blockchain Knowledge on smart contract I will require an expertise in research and writing a report on the blockchain, smart contract in relevant to the financial industry. $130 34 Розробка технічних документів, Написання дослідницьких робіт, Blockchain, Ethereum, Написання академічних текстів Apr 17, 2018 Apr 17, 20181д. 16г. $103
Cryptocurrency POW POS + Masterdnood Looking for blockchain dev , who will be able to assit to make new fork of cryptocurrency based on one of mining algo with Masternodes or, POS + Masternodes 36 Програмування на C++, Біткойн, Blockchain, Ethereum, Full Stack Development Apr 17, 2018 Apr 17, 20181д. 15г. $1520
Smart Contract ETH Going to launch ICO, and need a freelancer to help creating smart contract in ETH. See our website at [url видалений, увійдіть для перегляду] 23 Javascript, HTML5, JSON, Програмування, Ethereum Apr 17, 2018 Apr 17, 20181д. 14г. $412
Create Payment Gateway CryptoCurrency - RPC Hello, We looking an expert in RPC and PHP / NODE.JS with good knowleadge of crypto currency for create an simple payment gateway for Bitcoin / Etherum, Ferrum coin and Numus coin, like this : [url видалений, увійдіть для перегляду] We want allow visitor of an website pay in, ferrum or numus coin and the owner of website or seller of product receive the payment. We will hire only ex... 22 PHP, node.js, Біткойн, Socket IO, Ethereum Apr 16, 2018 Apr 16, 20181д. 8г. $438
Daemon instance 0 rejected a supposedly valid block Hello. i am going to make pow/pos masternode coin. i have changed only some parameters from basic coin. And i have installed nomp pool on vps server. when i mine coins in pow phase, nomp says that "Daemon instance 0 rejected a supposedly valid block. " All block was rejecting now. [url видалений, увійдіть для перегляду] says as follows: ERROR: CheckBlock() : first tx is not coin... 3 Linux, Кріптографія, Біткойн, Ubuntu, Ethereum Apr 16, 2018 Apr 16, 20181д. 8г. $658
Solidity Developer Needed Established live data streaming technology company seeking Solidity developer. We need an experienced Solidity developer with real-world experience using Solidity to create smart contracts to help on a large scale project. You will have the opportunity as a key member of our team to have a integral role in the development and design of our Ethereum-related solutions for several new products W... 20 Java, Javascript, Ethereum Apr 16, 2018 Apr 16, 20181д. 6г. $37
Ethereum Smartcontract Development Hello there, We need solidity developer who is having good experience in developing ethereum smart contracts. start your reply by mentioning "i read this" to make sure you really read my requirement. Thanks 14 PHP, HTML, Біткойн, Blockchain, Ethereum Apr 16, 2018 Apr 16, 201815г. 48х. $306
I need ERC 20 smart contract fixing or issue or audit Hi, You will be doing the following: -A complete audit of ERC 20 Smart contract and provide an audit report -Find issues and fix How many smart contracts audits you have completed? Please provide sample audit report. 13 Кріптографія, Blockchain, Ethereum Apr 15, 2018 Apr 15, 20181г. 16х. $894
Understand how Bitfinex calculates transactions? By adding all of my transactions that the API returns, I can not find the result that I have in my balance. Example with IOTA: My balance is 281.64315651000 IOTA (return by /v1/balances) List of transactions (return by /v1/mytrades): [ {"Price": "0.0002993", "amount", "79.28790511", "timestamp", "1513796864.0", "type&qu... 1 Metatrader, Кріптографія, Біткойн, Blockchain, Ethereum Apr 15, 2018 Apr 15, 2018Закінчився $137
Crypto Price Prediction Game A Cryptocurrency price prediction game where a user can bet on major cryptocurrencies like Bitcoin, Ether, Litecoin, DigitalCash and Monero and see where their prices go in the short term. The game results are recorded in cookies, so you will be able to continue from where you stopped last time. Demo: [url видалений, увійдіть для перегляду] My requirement: I want users to play this game b... 14 PHP, CSS, Біткойн, Blockchain, Ethereum Apr 14, 2018 Apr 14, 2018Закінчився $1584
Smart Contract on Ethereum I need a contract that can automatically create a account on Mist Ethereum wallet through the password entered on the application's login page and then return the user address and opening balance (which would be zero initially) back to the application The contract should be written on solidity programming language. and the contract should generate a js code on compilation. 18 Python, Blockchain, Ethereum Apr 14, 2018 Apr 14, 2018Закінчився $534
ERC-20 token payment gateway in PHP I need a payment gateway that works as follows user chooses the product, inserts the ethereum address, inserts the value to be sent, and confirms, there is a qrcode of the address to where it should send the tokern ERC-20 (ethereum), the gateway does an api reading of the Etherscan site at recipient address, if confirmed the transaction, resource released, if not, resource not released 13 PHP, Javascript, MySQL, HTML, Ethereum Apr 13, 2018 Apr 13, 2018Закінчився $142
Industrial Blockchain Technology Development Please read the job description below very well before you bid. Understand the requirements clearly. If you are capable of performing the task and have the right experience, then send in your comprehensive technical proposal, detailing all features of the blockchain and processes with costing. We are looking for Blockchain developer who can develop an industrial Blockchain Technology specially en... 31 CSS, Програмування на C++, Біткойн, Blockchain, Ethereum Apr 13, 2018 Apr 13, 2018Закінчився $35148
Project for Bogdan S. Hi Bogdan S., I noticed your profile and would like to offer you my project. We can discuss any details over chat. 2 Алгоритм, , Біткойн, Angular.js, Blockchain, Ethereum Apr 13, 2018 Apr 13, 201821г. 46х. $250
Build an ICO page and implement own erc20 token Hi, Need a full-stack developer which will re-design the ICO template with dashboard/admin/user/transactions and implement our own erc20 token into the ico website 38 PHP, MySQL, Blockchain, Ethereum, CSS3 Apr 13, 2018 Apr 13, 2018Закінчився $897
Expereinced Blockchain Expert for long term project We are looking to hire an experienced blockchain expert for a very long term project. This is a remote based job since you will be more like an advisor to our in-house team of developers. We require someone with a very rich portfolio since this is a very serious and tasking job. IT will involve research and new techniques of using the blockchain to solve problems. Budget is for weekly services 32 Архітектура ПЗ, Програмування баз даних, Blockchain, Ethereum Apr 13, 2018 Apr 13, 2018Закінчився $9065
ERC 20 Token for ICO with contract I need an ERC-20 token created with contract and must be verified on etherscan. will give you details of token in chat. ***ONLY BID if you have created tokens before 27 Кріптографія, Біткойн, Blockchain, Ethereum Apr 11, 2018 Apr 11, 2018Закінчився $723
Blockchain voting platform What i have in mind is really user-simplified voting/election platform with some kind of registration (preferably Facebook login) which would prevent bot voters and prevent multiple votes from same person. So basic concept as imagined: User signs into platform with FB profile. No personal data gets stored, only data which is necessary to check if some specific FB profile has already voted/sign... 27 HTML, node.js, Blockchain, Ethereum Apr 11, 2018 Apr 11, 2018Закінчився $827
Blockchain - ethereum developer Prototype and mature blockchain efforts. 30 Blockchain, Ethereum Apr 11, 2018 Apr 11, 2018Закінчився $22
ICO expert needed Tell me what talents and insights you have to offer. 6 Реклама, Біткойн, Blockchain, Ethereum Apr 11, 2018 Apr 11, 2018Закінчився $107
Build Ethereum based Token I need a token based on Ethereum and also need trading and exchange of cryptocurrency. I will prefer the candidate or a team who have done the similar project and have source code ready. I need it ready within 2 Days. I need it on my server till tomorrow morning. I will reject the automated bids. Please write 'Hello Srinivas' on the top of the bid. 10 node.js, Біткойн, Angular.js, Blockchain, Ethereum Apr 11, 2018 Apr 11, 2018Закінчився $7727
Ethereum token creation Erc20 tokens I need erc20 token created for my site. I need 500,000,000 tokens created and sent to my ether address. 17 Біткойн, Blockchain, Ethereum Apr 11, 2018 Apr 11, 2018Закінчився $435
Litecoin/Loafwallet Fork Troubleshoot an issue We are running a fork of loafwallet and it's stopped syncing the blockchain after 2016 blocks (difficulty boundary).  It seems the SPV client doesn't like the block headers it is getting from the full node.  The setup is working fine on our testnet build, but not on mainnet. [3:01 PM] Chris Horn: Seems to be a problem with [url видалений, увійдіть для перегляду] t... 2 Біткойн, Blockchain, Ethereum Apr 10, 2018 Apr 10, 2018Закінчився $611
ICO advertiser We are getting ready to launch an ICO and we are looking for someone that knows how to do the advertising. Please contact us. 7 Реклама, Біткойн, Blockchain, Ethereum Apr 10, 2018 Apr 10, 2018Закінчився $107
ERC 20 and withdrawal prices automated ERC 20 and withdrawal prices automated Bid only Experienced developers, and show me the previous projects you worked with Ethereum. 11 PHP, Javascript, CSS, HTML, Ethereum Apr 10, 2018 Apr 10, 2018Закінчився $270
Web App With Delegated Proof of Stake I'd like to add blockchain functions to an ERC-20 token for a social networking application. - What past project or job have you had that is most like this one and why? Please show me it. Blockchain Ethereum Solidity Website Development 20 Дизайн сайту, Blockchain, Ethereum Apr 9, 2018 Apr 9, 2018Закінчився $1118
Ethereum Smart Contract Lottery Written Using Solidity We are looking for someone to write an Ethereum Smart Contract for a lottery with the following conditions: 1) Contract runs for 14 days. 2) During the 14 days - every day it makes a small winner based on criteria. 3) 1 Large winner at the end. 4) Contract destroys and starts a new one at the end. 5) Holds back 20% for a specific ethereum address. 6) Contract hold ethereum and distributes ... 15 Javascript, Програмування на C++, JSON, Blockchain, Ethereum Apr 9, 2018 Apr 9, 2018Закінчився $1357
build a token build a token on ethereum blockchain(erc20) with unlimited supply of tokens 33 Біткойн, Програмування, Blockchain, Ethereum Apr 9, 2018 Apr 9, 2018Закінчився $841
IDEX Decentralized Ethereum Cryptocurrency exchange bot -----Someone else posted a project like this earlier but I am a different person and need the following slightly updated functionality Summary: I want a market-maker bot for IDEX decentralized cryptocurrency exchange. This bot should be programmed preferrably on node.js Project description: At the end, the bot should be able to send buy and sell orders on IDEX exchange. In order to do ... 22 Python, node.js, Біткойн, Blockchain, Ethereum Apr 9, 2018 Apr 9, 2018Закінчився $1420
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