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. Zaměstnat Ethereum Developers

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    We need JavaScript functions for creating EOS address, send EOS, RECEIVE EOS, and query EOS balance

    €90 (Avg Bid)
    €90 Průměr. nabídka
    1 nabídky

    Hi there, I am looking for an IoT solution on hyperledger fabric where I can store sensor data.(temperature, movement, fluctuations). The requirements are : 1- Store data collect from IOT device in a table 2- There is only one organization (everyone with an account can see everything) 3- for each event tag as critical trigger an event which send a notification (email) What is in scope: - build a...

    €1862 (Avg Bid)
    €1862 Průměr. nabídka
    28 nabídky

    La aplicación implica realizar realizar registro de activos digitales en la Blockchain de ETH

    €17965 (Avg Bid)
    €17965 Průměr. nabídka
    7 nabídky

    La aplicación implica realizar realizar registro de activos digitales en la Blockchain de ETH

    €17 / hr (Avg Bid)
    €17 / hr Průměr. nabídka
    13 nabídky

    Small project ( 2 to 3 pages ) about the idea of using Blockchain in the Egyptian banking sector , pros and cons and barriers .

    €30 (Avg Bid)
    €30 Průměr. nabídka
    19 nabídky

    Greetings. I am looking for angular6(Angular Material)+NodeJS+PostgreSQL expert. I have one marketplace project built in Angular6 + Node.js + [pro zobrazení URL se přihlaste] + PostgreSQL. And it uses exchange site api as a payment gateway. Now I want you to update, fix bugs and add missing features. I need it to be completed within 7 days. You must start work today and have no other job no...

    €184 (Avg Bid)
    €184 Průměr. nabídka
    14 nabídky
    Update My ERC-20 Smart Contract 3 dní left
    OVĚŘENÉ

    At the moment our contract only offers 1 token holder, which can send tokens to others. We need to modify our smart contract that it allows everyone to send tokens. This function is already included in our smart contract, just need to run it.

    €16 / hr (Avg Bid)
    €16 / hr Průměr. nabídka
    23 nabídky

    I am looking for help to create Java unit test for a project using Ethereum to send ETH. I use private chain in a closed environment but I have no idea how to get a transaction list of an address, while it’s easy to get it from Etherscan using testnet or mainnet.

    €451 (Avg Bid)
    €451 Průměr. nabídka
    24 nabídky
    Arbitrage trading 2 dní left
    OVĚŘENÉ

    I'm looking for a man who is 100% worthy of arbitrage trading. I'm not looking for a beginner, but an experienced person. + reference

    €772 (Avg Bid)
    €772 Průměr. nabídka
    5 nabídky

    We need help with automatically creating wallet, sending and receiving & querying balance of Bitcoin Cash using nodejs

    €730 (Avg Bid)
    €730 Průměr. nabídka
    8 nabídky

    Hello I need a ready online dapp coin game.. like ETH game. I can give you full info in PM

    €2307 (Avg Bid)
    €2307 Průměr. nabídka
    18 nabídky

    We are looking for ERC1404 Developers that can also work for us with Web wallet and Website

    €645 (Avg Bid)
    €645 Průměr. nabídka
    30 nabídky

    We are looking for blockchain developer who already created or have no problem creating a simple wallet with the following functions in the next 24 hours: Listing prices Sending coin Create addresses Receive incoming coins Query transaction logs We need at least 2 coins: btc and eth for the next 24 hours. If you are proficient in blockchain and interested, please quote.

    €18 / hr (Avg Bid)
    €18 / hr Průměr. nabídka
    22 nabídky

    I want a new coin that enables users to create sub coins based on my blockchain. The result will be a coin that is compatible with my coins wallet. Any coin created from my chain will also be able to be viewed in stored in the main chains wallet. They can also crate their own wallet. Fees from transactions will be in the own coin not in main coin as with ethereum. When developing the coin they wil...

    €12258 (Avg Bid)
    €12258 Průměr. nabídka
    63 nabídky

    In a nutshell, I have a smart contract coded on Ethereum and need a website that users can use to interact with it in a simple manor. The web app will be very similar in look to [pro zobrazení URL se přihlaste] or the 'instant' tab of eth2dai.com. It is for a stablecoin project where users can deposit some Eth or DAI, and receive the corresponding value of their selected stableco...

    €1721 (Avg Bid)
    €1721 Průměr. nabídka
    41 nabídky
    Create an altcoin 1 den left
    OVĚŘENÉ

    Please quote for creation of an alt coin with block

    €558 (Avg Bid)
    €558 Průměr. nabídka
    16 nabídky

    I some Asic miners with 18 TH/s speed . I'm using popular pools but having problem with difficulties when it increases . I was wondering if there is anyway to increase the hash-rate with software based methods or if I make my own pool ?

    €389 (Avg Bid)
    €389 Průměr. nabídka
    5 nabídky

    We are looking for a quote to make changes to an existing Dapp on the Tron mainnet. We will require a Unity Dev with Blockchain experience. We have attached a Business plan in the File below. Look forward to hearing from you. Cam

    €469 (Avg Bid)
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    8 nabídky

    I need a senior blockchain developer i need to develop a crypto dapp game

    €767 (Avg Bid)
    €767 Průměr. nabídka
    7 nabídky
    Marketing services 5 hodiny left
    OVĚŘENÉ

    General marketing services (article writing, blog posts, etc).

    €450 (Avg Bid)
    €450 Průměr. nabídka
    50 nabídky

    Hey, i need someone who is familiar with POA sokol. To check my ethereum smart contract project and see why the reductions arent correct.

    €172 (Avg Bid)
    €172 Průměr. nabídka
    8 nabídky

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