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    3,245 blockcypher ethereum travaux trouvés au tarif de EUR

    We need strong IT development team to develop social networking project like Instagram. We have already made the design for the entire project and full requirement document(80 Pages). In general, all functions are similar to Instagram. So this project is insist of following 4 sub projects. That is, they are Website frontend, Android and iOS with Backend. Main core functions : • User registra...

    €1038 (Avg Bid)
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    15 offres

    We are a building blockchain based applications for customers across different industries, we have already built in commercial and non profit applications. We want to build the following: We have an application to create with: - about 25 screens - responsive - backend functionality such as login, database inputs from users - blockchain registration of hashed data, we plan to use Ether...

    €14448 (Avg Bid)
    LDN
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    107 offres

    Ethereum Blockchain On demand application Smart contrat Token sale website Masternodes

    €2592 (Avg Bid)
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    67 offres

    I need small help with Ethereum Smart Contract.

    €107 (Avg Bid)
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    7 offres

    Need a blockchain developer who can read block by block with transactions and store some details in the database. Need someone who can read bitcoin, ethereum and ripple blockchains

    €19 / hr (Avg Bid)
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    44 offres
    Install Peatio Exchange S'est terminé left

    Install Peatio Exchange Should have Bitcoin , Ethereum & ERC-20 Tokens integrate bitgo I need someone for long term.

    €389 (Avg Bid)
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    11 offres

    We're looking for a developer to create a PHP API class that would connect to the Ethereum blockchain using [login to view URL] or any similar alternative and would have the following functionality: 1) Create a new Wallet based on an existing Contract usiung the Infura API 2) Create a signed transaction and send it to the Infura API The calls would be made from a system that manages wallet...

    €188 (Avg Bid)
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    8 offres
    PHP expert S'est terminé left

    I have a existing website php that needs to support payment ETHEREUM and ERC20 token, Ethereum and ERC20 token API is ready in backend, all you need is to integrate it payment gateway, the website is [se connecter pour voir l'URL] and it is selling music, The function I need is to allow users to: 1. deposit my ERC20 token and Ethereum 2. allow to pay 3. allow to witdraw 4. log the purchas...

    €130 (Avg Bid)
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    45 offres

    looking for someone who can program FPGA card BCU-1525 or popular model to mine Ethash Ethereum or other mining algorythme

    €961 (Avg Bid)
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    19 offres

    I need an application for swap ethereum in crosschain from rinkeby network like. [se connecter pour voir l'URL]

    €154 (Avg Bid)
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    3 offres

    We are looking for a mobile app to be developed for both Android and iOS that will have the ability to hold ETH and ERC20 tokens. The right person must have experience with encryption and reading / writing to and from an NFC chip. Will provide more details to the right person. Requires front end and back end development to be completed as well as the interface. Required will be the ability to sen...

    €1458 (Avg Bid)
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    20 offres

    PLEASE WRITE DOWN HOW MUCH EXPERIENCE YOU HAVE USING BITCOIN AND CRYPTOCURRENCIES! Automated and copy pasted bids will be ignored! Hey there! You are bidding to create 10 Blog Posts 500-700 words each with the below-described specifics and requirements! Your job will be to create unique and original web-content/blogs/articles on one of my website. The text has to be completely original and not...

    €297 (Avg Bid)
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    27 offres
    Trophy icon Logo Design Contest S'est terminé left

    Hi Freelancers, We are starting up a company called: TessaRack The domain name: [se connecter pour voir l'URL] We are looking to use a white (transparent) background, light blue and teal green accents for the website, our products, and marketing. It would be beneficial for the logo to follow variations of this color format, but feel free to change this a bit if you have a better look in mi...

    €90 (Avg Bid)
    Garanti
    €90
    106 propositions
    totaljs developer S'est terminé left

    we need a totaljs resource that is quite expert in the maintenance and evolutionary developments of our web application. The resource must be sensitive to new blockchain technologies, in particular ethereum and related forks

    €13 / hr (Avg Bid)
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    13 offres
    Ethereum Token S'est terminé left

    I want my own ethereum token of ERC20

    €301 (Avg Bid)
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    16 offres

    need someone develop an endpoint that will send data to the ethereum blockchain the endpoint will be called like this /sendData?receiving=0xAA5c4244F05c92781C4F259913319d8ba1aCF05E&data=This is amazing! address: recieving address data: data in ascii that will be written to the blockchain for storage. the endpoint will return json, example: {"tx":"0xd656dcb8d6df797eb5fd92b...

    €454 (Avg Bid)
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    48 offres

    Need security token based of erc1400 protocol

    €1020 (Avg Bid)
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    10 offres

    Looking for a dev able to create a an Ethereum Blockchain Based Smart Contract allowing client to use ERC20 tokens to pay for a service and the tokens will be automatically sent to the supplier after the service is provided.

    €318 (Avg Bid)
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    16 offres
    Ethereum api S'est terminé left

    Hi, our payment platform is now hooking up to the blockchain for transparency on the ethereum chain. Am looking for a programmer who know how to work the APIs to move tokens automatically between wallets.

    €1161 (Avg Bid)
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    45 offres

    Algún programador que tenga UNA WEB QUE HAYA CONFECCIONADO ANTERIORMENTE .. necesito que me venda el script o todo el código de la web en si... DONDE los usuarios se puedan REGISTRAR.. TENGAN CADA UNO SU CUENTA PRINCIPAL o backoffice... No les pido confeccionar por que me hacen un enrrollo y me van a demorar mucho... O SI TIENEN UN SCRIPT PARECIDA A ESTA. ES MEJOR GC HYIP Manager Pro...

    €32 (Avg Bid)
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    2 offres

    Hola. Algún programador que tenga UNA WEB QUE HAYA CONFECCIONADO ANTERIORMENTE .. necesito que me venda el script o toda la web en si... DONDE los usuarios se puedan REGISTRAR.. TENGAN CADA UNO SU CUENTA PRINCIPAL o backoffice... No les pido confeccionar por que me hacen un enrrollo y me van a demorar mucho... O SI TIENEN UN SCRIPT PARECIDA A ESTA. ES MEJOR GC HYIP Manager Pro 2018 (Bitc...

    €140 (Avg Bid)
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    9 offres

    Example website [se connecter pour voir l'URL]

    €266 (Avg Bid)
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    3 offres
    Project for Prerit S. S'est terminé left

    Ethereum Staking Smart Contract check this example website for more details [se connecter pour voir l'URL] [se connecter pour voir l'URL]

    €181 (Avg Bid)
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    1 offres

    PLEASE WRITE DOWN HOW MUCH EXPERIENCE YOU HAVE USING BITCOIN AND CRYPTOCURRENCIES! Automated and copy pasted bids will be ignored! Hey there! You are bidding to create 10 Blog Posts 500-700 words each with the below-described specifics and requirements! Your job will be to create unique and original web-content/blogs/articles on one of my website. The text has to be completely original and not...

    €109 (Avg Bid)
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    21 offres

    Hello there, I need you to create me Cryto wallet Website for Bitcoin, Ethereum, etc Must have kyc verification for users. Must offer different fiat currencies for wallet. E.g USD, ZAR, EUR, ETC Users must be able to sell Bitcoin for fiat one buy Bitcoins with fiat currencies.

    €539 (Avg Bid)
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    51 offres

    Install my blockchain betting game with Ethereum full node on hosting.. I’m looking for expert developers of blockchain (ethereum)

    €615 (Avg Bid)
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    13 offres

    PLEASE WRITE DOWN HOW MUCH EXPERIENCE YOU HAVE USING BITCOIN AND CRYPTOCURRENCIES! Automated and copy pasted bids will be ignored! Hey there! You are bidding to create 10 Blog Posts 500-700 words each with the below-described specifics and requirements! Your job will be to create unique and original web-content/blogs/articles on one of my website. The text has to be completely original and not...

    €141 (Avg Bid)
    €141 Offre moyenne
    15 offres
    Clone uniswap.exchange S'est terminé left

    There are several variants on uniswap, such as [se connecter pour voir l'URL] They are tweaked installations of uniswap's open source uniswap-frontend package here [se connecter pour voir l'URL] We have installed the above but need someone who is a node.js expert and preferably has some uniswap/ethereum smart contract experience to complete the installation and make adjustments.

    €99 (Avg Bid)
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    6 offres

    We want API and Endpoint Server for Ethereum and ERC20 token. Call Functions we need :- 1. getToken 2. getEthereumBalance 3. getTokenBalance 4. getTransactionInfo 5. newAddress 6. sendEthereum 7. sendToken These are the call functions we need, and for these all to work, we need a API key and Endpoint server hosted on AWS, call limits should be 100 calls per second. A full ethereum node through ...

    €340 (Avg Bid)
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    7 offres
    ERam Wallet S'est terminé left

    Hi I Need Crypto Wallet app For IOS and Android like Trust Wallet That the users can buy and sell Bitcoin , ethereum , and my Token ( Eram )

    €458 (Avg Bid)
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    7 offres

    Hello, I need an blockchain based payment system built on Ethereum platform. Pls contact only if you have relevant experience. Thank you

    €310 (Avg Bid)
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    9 offres

    PLEASE WRITE DOWN HOW MUCH LINUX EXPERIENCE YOU HAVE USING BITCOIN AND CRYPTOCURRENCIES! Automated and copy pasted bids will be ignored! Hey there! You are bidding to create 10 Blog Posts 500-700 words each with the below-described specifics and requirements! Your job will be to create unique and original web-content/blogs/articles on one of my website. The text has to be completely original a...

    €128 (Avg Bid)
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    33 offres

    Need someone who can work with us to make a custom web design of a cryptocurrency exchange platform in react native. Ideal to have experience in ethereum dapp development, and including customized charts from tradingview

    €783 (Avg Bid)
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    23 offres
    Online 3D Game on Blockchain S'est terminé left

    I am looking for someone who has experience with online 3D games or 3D worlds and ideally also with the Ethereum blockchain.

    €7317 (Avg Bid)
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    51 offres

    Hey! I am looking for someone who can teach blockchain app development. Mainly app development on ethereum platform & on hyperledger. You should be available 2-3 hours a day to teach.

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    3 offres
    peatio exchange S'est terminé left

    I am looking for peatio open source cryptocurrency customisation a Linux/Ubuntu server expert who can do the following: - Set up Rubykube Peatio Cryptocurrency Exchange on [se connecter pour voir l'URL] and [se connecter pour voir l'URL] - Peatio Core - Peatio Trading UI - Environment - Barong - Crypto Daemons - Cryptocurrency (Bitcoin, Ethereum, etc) deployment to the Server [se...

    €1599 (Avg Bid)
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    10 offres

    You should be an experienced PHP and and MySQL coder. The order includes the programming of a "full escrow multi-vendor multi-crypto-currency marketplace included a multi-category chat forum". The pattern of a comparable marketplace can be viewed at the following URL (main URL and alternative URLs) (TOR-browser and registration required): [se connecter pour voir l'URL] [se conn...

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    56 offres
    Build a Simple Dapp S'est terminé left

    This task involves the creation of a standard Dapp for the ethereum blockchain. The game will be checkers Modes: Free to play - general game play Competitive Play - players place a wager in ethereum from the options available. The victor receives their bet back +80% of the opponents wager. Our company takes the remaining 20% Auto matches players randomly in their bet categories respectively Ga...

    €434 (Avg Bid)
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    9 offres
    Blockchain-based Project S'est terminé left

    I am looking to complete a collaborative project with somebody who can build blockchain-based applications. Familiarity with the following are an asset: Ethereum, MetaMask, Truffle, Solidity, and more.

    €662 (Avg Bid)
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    28 offres
    bitcoin website S'est terminé left

    Hi I am looking for a bitcoin OTC website, to buy and sell bitcoin and ethereum. Only these 2x coins for now. Its an OTC site where people send me FIAT and then I release bitcoin to them or they sell me BTC and I send them FIAT

    €1220 (Avg Bid)
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    12 offres

    - Build an API using web3j ethereum using Spring boot

    €101 (Avg Bid)
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    12 offres

    I am creating an ethereum staking site. I already have the tokens needed on the Rinkeby test network, I have created the front end (website) I just need someone to help me sync it altogether so it can eventually be deployed to he ethereum blockchain.

    €195 (Avg Bid)
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    21 offres
    Blockchain Expert S'est terminé left

    Must have experience in developing at least one of the blockchain platforms - Ethereum, Hyperledger, Multi- chain Experience in using the following languages: Javascript,NodeJs RESTful web services,Angular, Solidity, Golang Scala, Python Responsible for researching , understanding and evaluating various blockchain and distributed ledger implementations. Must have Knowledge on Crypto Wallet Deve...

    €740 (Avg Bid)
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    13 offres

    Hello coders, Thank you for reading my description carefully. I am not working on hourly basis and i want you to understand the project correctly, so that the deal will be within the budget for our client and that you are happy to work for this project. Project details: - Slice provided PSD and create a working PHP website - CMS is not really needed, but you can make a small CMS if needed to k...

    €546 (Avg Bid)
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    32 offres
    blockchain S'est terminé left

    I need you to develop some software for me. I would like this software to be developed using C or C++./java/blockchain/ledger/ethereum

    €26 / hr (Avg Bid)
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    36 offres

    please,help me to run this project on my machine: [se connecter pour voir l'URL] all u need to run this open source project to my machine.. this is a erc20 token. Lemme know what software to install to run this project. I need to setup and run on my client's machine to get the main project... so , main task will begin once i get the project. possible to get many blockchain related tas...

    €151 (Avg Bid)
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    11 offres
    Bouw website S'est terminé left

    Bouw website met hoofd pagina, verkoop pakketten, online betaling met Paypal, iDeal, bitcoin, ethereum, litecoin. Registratie members. Betaling btc via blockchain.

    €12 / hr (Avg Bid)
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    21 offres

    I need a quote for our VPN client for Android. The client currently works, but must be manually configured. I can provide you the source. I need to replace the manual configuration with code to use our API to auto configure based on an Ethereum wallet address. I also have a working stand alone Android app that can make this query. I will provide that source also.. So, what is needed is: 1. Mer...

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    23 offres

    I need this Smart Contract to be able to provide a link between real-world events and digital contracts. The Details of this should be fully documented, line by line.

    €202 (Avg Bid)
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    7 offres

    create a private ethereum blockchain on amazon cloud with all the necessary services to facilitate a SECURE web service/socket connection running on docker. Everything needs to be documented. All Services, and how the setup was done. ALL DETAILS of the setup, packages installed configuration files edited.

    €184 (Avg Bid)
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    9 offres