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    3,596 truffle ethereum работ(-а,-ы) найдено, цены указаны в USD

    Необходимо создать смарт контракт на базе Ethereum для проведения ICO подобное Ice Rock Mining ([войдите, чтобы посмотреть URL]), разработка сайта ICO с кабинетом инвестора, все вопросы пишите мне

    $670 (Avg Bid)
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    Необходимо создать эмблему футбольного клуба mfc Cryptology. 1) Эмблема должна быть стандартного размера. 2) Эмблема должна быть выполнена в CorelDRAW. 3) Эмблема должна включать в себя изображение Bitcoin , Ethereum и футбольный мяч, по верхней части окружности должна быть выполнена надпись: mfc Cryptology , в нижней части окружности год основания клуба: 2017. (Примеры изображений Bitcoin ...

    $105 (Avg Bid)
    Гарантированный

    Требуется разработать рассыльщик сообщений в сети Ethereum 1. [войдите, чтобы посмотреть URL] тут пример такой транзакции. [войдите, чтобы посмотреть URL] 2.Транзакция имеет минимальную стоимость и небольшую комиссию. 3.в input data вписывается сообщение вида 0xТекст_латиницей_в_шестнацатиричном_виде 4.однажды получатель просматривает свои транзакции и видит такое сообщение и смотрит комментари...

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    NodeJS FullStack Developer Завершено left

    Мы ищем разработчиков. Мы не студия, но ведем одновременно несколько собственных проектов. Мы больше семья, чем компания. Мы - Platinum. Мы ищем исключительно фулстек разработчиков, которые понимают, что внешняя красота продукта чуть ли не более важна, чем красивая архитектура. Которые хотят разрабатывать не ради разработки, а хотят разрабатывать для того, чтобы зарабатывать деньги. Которые готов...

    $31 / hr (Avg Bid)
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    It is required to write a module for HASHCAT England google translate: In the program HASHCAT ([войдите, чтобы посмотреть URL]) OCL / GPU ver. it is required to add support for the algorithm for solving the ETHEREUM SHA256 and ETHEREUM Keccak-256 At the input list of open addresses, the output address: password. Examples of input and output files can be viewed in the attachment to the project: [в...

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    Требуется создание токена соответствующего стандарту ERC-20 , строго по инструкции, макс. необходимое время - 30 мин.

    $222 (Avg Bid)
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    Write some software Завершено left

    Windows Другое или затрудняюсь ответить Создание smart contract на ethereum blockchain , создание ERC20 Token , solidity

    $478 (Avg Bid)
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    8 ставки

    Необходимо написать Смарт контракт в Блокчейн системе Ethereum

    $1120 (Avg Bid)
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    В проект, разрабатывающий алгоритм выхода компаний на ICO с помощью smart contracts на ethereum/blockchain требуется програмист с опытом работы со smart contracts и blockchain. Опыт создания форков валют bitcoin или ether после 2014 года. Опыт работы с blockchain, создание форков bitcoin или ether обязателен. Работа будет заключаться в создании и поддержке smart contracts для каждой компании участ...

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    Предложение действительно до 31.10.2016 включительно Приглашаем Вас стать участником команды для участия в конкурсе разработчиков The Eurasia Mobile Challenge [войдите, чтобы посмотреть URL] для разработки мобильного приложения «Universal Cloud State Blockchain DAPP». Проект «Universal Cloud State Blockchain DAPP» прошел предварительный отбор участию в конкурсе The E...

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    Hello, so lets start. The main idea of our project is cryptocurrency depository for all, where anyone can put cryptocurrency or conventional currency (dollars) on savings at interest for a specified period. The second function is the insurance of deposits from our customers, that is, need a mechanism that tracks the course in real time,and in the event of a sharp fall of the course, we will re...

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    I need a Solidity Developer. If you know react.js, node.js, MongoDB and have some Heroku experience, that is also beneficial. We are mostly storing data from our form to the Ethereum blockchain then retrieving that data to our 'social network'.

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    p2p smart contract 5 дней(-я) left

    hosted on ethereum network, dapp with trust wallet and meta mask

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    Write me a sales copy 5 дней(-я) left

    Forsage is a smart contract built on ethereum blockchain. It works best for both networkers and investors, with two packages, X3 and X4 packages. Being a smart contract, it is decentralized and uses ethererum cryptocurrency to trade. I need a sales copy to work on the networking package of the business.

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    Избранный
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    I need a form for creating and managing a reward-paying bounty smart contract using Ethereum (some links below to see similar Ethereum bounty projects/tools). I will provide the exact specifications to the freelancer(s) selected. Please share experience with Ethereum smart contracts and/or bounty projects. You should be familiar with openzeppelin, ER20, and security best practices. LINKS: [в...

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    Hello together, I am looking for someone who can help me make a little board game. # General concept The game consists of two players dueling on a 2D board with 10 fields. When player a clicks a field and it's his turn, the field turns red. When player b clicks a field and it's his turn, the field turns blue. When the field was not clicked by player a or b before, the player can click a...

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    I post a .pdf file with all requeriments we need receive the source code for test in ropsten we need create a QR generator or a backend to get a referral link

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    Ethereum Web3j and full node 2 дней(-я) left

    I need ethereum full node and payment solutions for the below function 1. Create Account (Public address and Private Key) 2. Erc20 token Send transaction /receive transaction webhook 4. Get balance webhook 5. Should be in mainet full node Refrence link : [войдите, чтобы посмотреть URL] and [войдите, чтобы посмотреть URL] Only freelancer that has experience on it are allowed to bid as I need it ...

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    Ethereum & Smart Contracts 2 дней(-я) left

    Since it's a very innovative project I prefer do not give details. We require ethereum and smart contracts knowledge. Italian language is a plus, even if not mandatory

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    Truffle Spice Powder 1 день left

    I have a new truffle spice powder and would like a super image to compliment the expensive label and high quality product The image I have at the moment is just a black truffle but would look good with a sliced open summer black truffle with powder surrounded Look at Sabatino Tartufi one to get idea Also want to add vegan logo which l can send also

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    Snake and Ladders decentralised provably fair game running in the Ethereum Block chain, so players can be sure that results are not manipulated.

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    4 ставки
    Token ERC-20 18 часов(-а) left

    I am looking for a programmer, I want to develop a token from the ethereum network

    $174 (Avg Bid)
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    14 ставки
    IOS and Android App for the cryptocurrency wallet 12 часов(-а) left
    ПОДТВЕРЖДЕН

    I need an experience people with the cryptocurrency projects to make mobile app that include cold wallet section with it user can build a crypto wallet like BItcoin, Litecoin, Ethereum and others in same app different form of wallets and also has messenger contacts list and other parts to have access easy sharing.

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    Cryptocurrency wallet and Trading App Завершено left
    ПОДТВЕРЖДЕН

    A mobile app exchange that makes it easy to buy, sell, or move between assets. You want to exchange your Bitcoin Cash for Litecoin? No problem. You want to buy Ethereum from your credit card or bank account? No problem. In just a few easy steps, any user can exchange one blockchain asset for another. All of this is should be done seamlessly inside the Wallet, without a 3rd party ever holding the f...

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    I need ethereum web3j app in android or a java class that can do the function: 1. Create Account (Public address and Private Key) 2. Erc20 Send transaction 3. Ethereum send transaction 4. Get balance 5. Should be in mainet connection in infura Refrence link : [войдите, чтобы посмотреть URL] and [войдите, чтобы посмотреть URL] Only freelancer that has experience on it are allowed to bid as ...

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    I would like to work with a developer to build an Ethereum ER-20 token faucet site that pays HEX every week. I'm after a clean interface, the site style will be built in a similar way to http://hex.toys.

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    Избранный
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    Hello. I know bitcoin full node can working on own server. But Ethereum also can do that? I want to wallet service and provide API to other website. So i need to operate to BTC and ETH. Looking for developer with knowledge of this.

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    Ethereum Web3j java android app Завершено left

    I need ethereum web3j app in android or a java class that can do the function: 1. Create Account (Public address and Private Key) 2. Erc20 Send transaction 3. Ethereum send transaction 4. Get balance 5. Should be in mainet connection in infura Refrence link : [войдите, чтобы посмотреть URL] and [войдите, чтобы посмотреть URL] Only freelancer that has experience on it are allowed to bid as ...

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    Quiero hacer una hora financiera para un cliente en la cual introduzca diferentes activos: Efectivo, Bolsa, Criptomonedas e Inmuebles. De Efectivo tendremos un volcado quincenal de lo que tenemos disponible. (FECHA, IMPORTE) De Bolsa, podremos tener más de un valor Ej: (Microsoft, Tesla... etc) con una fecha de adquisición y/o de venta de cada uno de los valores. Incluso podremos...

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    9 ставки
    Verification of Video Transcoding Завершено left

    Using computer and vision and machine learning, verify the validity and quality of video transcoding with H264 without having to re-do the transcoding. Requirements: * Deep understanding of video transcoding workflows * Familiarity with signal processing techniques * Familiarity with video quality measurements such as SSIM, PSNR and VMAF * Has prior experience in security and/or cryptography * Is...

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    Need a Solidity Developer Завершено left

    We have a protocol developed in Solidity. This protocol has a relayer module which processes the transaction without taking gas fee in ETH from the users. Fee for the transaction is paid by relayer and once the transaction is processed, ETH is refunded to the relayer. We would like to add a method that will refund the fee in ERC20 token as well. Implementation is based on [войдите, чтобы посмотр...

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    I want a programme I can run on a DigitalOcean server that uses Twitter's API to monitor accounts I specify by username. When the user I specify tweets or re-tweets, the programme should send a transaction on the Ethereum blockchain from one address to another, with the text of the tweet (as hexadecimal) as the 'Input Data'.

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    I want a programme I can run on a server that uses Twitter's API to monitor accounts I specify by username. When that user tweets or re-tweets, the programme should send a transaction on the Ethereum blockchain from one address to another, with the text of the tweet as the 'Data Input'.

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    Need a website Завершено left

    hi, I have to create a site where I will sell a 3D digital object with blockchain technology. This object must be UNIQUE thanks to some properties and must be generated and registered through an intelligent contract with the Ethereum network. I got an idea from a website that I'll show you

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    Ethereum Token Swap and Mapping Завершено left

    We are looking for a Ethereum Blockchain specialist / developer with the right experience in designing and developing swap process for ERC20 tokens (mapping). We want to swap our old ERC20 with a newly created ERC20 at the ratio of 10:1, meaning the current token holders will receive 10% of the newly created token whereas the remaining 90% will be locked for 10 years. Preferrably the swap event...

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    We want to develop a token on Ethereum Blockchain and Smart Contracts starting from a whitepaper in our possession.

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    Hello to whom it may concern. I am looking to get cryptocurrency built either through original code/blockchain or utilizing ER20 through ethereum. As well web development in terms of creating website to allow for use of custom crypto currency and API available to integrate cryptocurrency. project budget can be adjusted if needed based on scope and quality of work.

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    2 ставки
    build smart contract Завершено left

    i want to develop a smart contract on the ethereum blockchain

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    Hello, i want ethereum smart contract which can create multiple contracts, newly created contract addresses can receive ethereum as well as erc20 tokens. (basically i want the ethereum address o be created whenever i call the function from visual studio to create new smart contract in return i will need address of that newly created smart contract). along with that i also want to reserve abilit...

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    Project for Bouchaib H. Завершено left

    Hi herradi, I noticed your profile and would like to offer you my project. We can discuss any details over chat. Question how long would it take you to setup btc server on vps server. i setup domain name and the server. also want it to accept with its bitcoin,litecoin,ethereum,ripple,dogecoin,monero of course bitcoin bitcoin cash. Asking what would this cost me and how long.

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    Trophy icon Logo / App Icon Design 2 дней(-я) left

    I am looking for a logo / app icon to be used on an idea I am developing. The category is social / sport / gambling. I have an idea (in my head) how I would like the logo to look. I want it to look like a coin with a design on it - e,g bitcoin, ethereum, ripple etc (images attached for reference). The design would look similar to the chaos symbol but I want it to look like it is arrows going...

    $75 (Avg Bid)
    Гарантированный

    I need a Bitcoin Mining tool. Here is prototype. [войдите, чтобы посмотреть URL] --urgent-- Must completed in 3 days.

    $1162 (Avg Bid)
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    15 ставки
    Token Economist Завершено left

    Hello Freelancer, We have developed a ledger Technology other than the current ledger technologies like Ethereum, IOTA, Hedera Hashgraph, Uniris We have a rough idea of the Token Economics of our Ledger Technology which ultimately is crucial because that will determine the incentive model for the people/developer who will use our ledger technology. We need a Token Economist who can prepare the Tec...

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    3 ставки

    Quiero hacer una hora financiera para un cliente en la cual introduzca diferentes activos: Efectivo, Bolsa, Criptomonedas e Inmuebles. De Efectivo tendremos un volcado quincenal de lo que tenemos disponible. (FECHA, IMPORTE) De Bolsa, podremos tener más de un valor Ej: (Microsoft, Tesla... etc) con una fecha de adquisición y/o de venta de cada uno de los valores. Incluso podremos...

    $77 (Avg Bid)
    $77 Ср. ставка
    7 ставки

    I need ethereum web3j app in android or a java class that can do the function: 1. Create Account (Public address and Private Key) 2. Erc20 Send transaction 3. Ethereum send transaction 4. Get balance 5. Should be in mainet connection in infura Refrence link : [войдите, чтобы посмотреть URL] and [войдите, чтобы посмотреть URL] Only freelancer that has experience on it are allowed to bid as ...

    $167 (Avg Bid)
    $167 Ср. ставка
    6 ставки

    Hi, I would like to create decentralised social network. 1,Template used from open source [войдите, чтобы посмотреть URL] [войдите, чтобы посмотреть URL] -Technology is mentioned there. [войдите, чтобы посмотреть URL] 2,Decentralised domain used .zil , developed on Ethereum blockchain, smart contract ERC 721, connected with Ethereum wallet. [войдите, чтобы посмотреть URL] 3, Database will ...

    $18 / hr (Avg Bid)
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    12 ставки
    Ethereum Web3j android app Завершено left

    I need ethereum web3j app in android or a java class that can do the function: 1. Create Account (Public address and Private Key) 2. Erc20 Send transaction 3. Ethereum send transaction 4. Get balance 5. Should be in mainet connection in infura Refrence link : [войдите, чтобы посмотреть URL] and [войдите, чтобы посмотреть URL] Only freelancer that has experience on it are allowed to bid as ...

    $350 (Avg Bid)
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    3 ставки
    Ethereum and Solidity Project -- 2 Завершено left

    I want an expert who has worked previously on ethereum and solidity based projects. The algorithms are available which needs to be [войдите, чтобы посмотреть URL] project will be divided in two phases: In the first phase, we need to implement 6 algorithms as mentioned in the paper. The system parameters are also specified in Table-1. (however, its not compulsory to follow them,if we have, its wel...

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    This project talks about how cryptocurrency will change the perspective of the world in coming years mainly by using Ethereum and how we can collect them using this smart contract in Doubleway.io. Website:[войдите, чтобы посмотреть URL] Refer to website above to get more information to build on the website and Ill attach nore picture below to aid you in the process.

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