Filtrér

Mine seneste søgninger
Filtrer ved:
Budget
til
til
til
Slags
Færdigheder
Sprog
    Job-status
    5,000 ethereum jobs fundet, i prisklassen EUR

    I am looking for a Solidity developer who can write a smart contract for us. Must have experience in creating ERC20 and 720 tokens. Please apply if you have real experience in this. P.S: If you have also experience in React or Angular, please do mention it.

    €22 / hr (Avg Bid)
    €22 / hr Gns Bud
    9 bud

    I have found a video on youtube base () on price-watcher bot () base on Ethereum Blockchain. Now i want to use this bot and make a advanced bot of it. What need to do: Flashloan implementing of Aave (Means it will borrow tokens and payback in same transactions). Compare prices. (if there is some profitable trade include the gas fee then trade must execute). Can someone create this bot in good price?

    €390 (Avg Bid)
    €390 Gns Bud
    6 bud
    Crypto miner Udløbet left

    I need a blockchain developer that can build a crypto miner mainly for Bitcoin and ethereum on my existing website and app.

    €1018 (Avg Bid)
    €1018 Gns Bud
    5 bud

    I need help to develop ethereum token

    €130 (Avg Bid)
    €130 Gns Bud
    1 bud

    I need help to develop ethereum token

    €192 (Avg Bid)
    €192 Gns Bud
    4 bud

    I'm looking for someone who can find the historical balance of an Ethereum address. I need this for 4 specified block heights: - ETH Balance - List of tokens in wallet including balance - Dollar valuation of all of these, at the time of the specified date. The valuation can be taken from Coinmarketcap, Coingecko or Etherscan. Must give insight into how data was retrieved. Please show me some examples that show that you have experience with this type of work. This link may be useful, but you are free to use your own preferred approach:

    €134 (Avg Bid)
    €134 Gns Bud
    4 bud

    I need to get someone to write me a business plan for a yet-to-be-named business that is all about cryptocurrency mining. My plan is to launch Ethereum token to sell to raise capital for a project within my company that involves mining Ethereum and other cryptocurrencies on Asic mining machines in a dedicated data center repository. I will sell up to 20% of my token for as much as possible and advertise with ico (Initial Coin Offer) platforms and advertising services. I will also be reaching out to dedicated cryptocurrency marketing groups connected to several coin investors and even launch them on Birchal. After the ICO process is completed, and I have raised the capital, I will set up a cryptocurrency mine to mine the cryptocurrency, then each week's cryptocurrency m...

    €359 (Avg Bid)
    €359 Gns Bud
    13 bud

    ...and we would love to work with you on the shape of the project. The project consists of: 1. Scrypt that is able to issue multiple erc20 tokens following a bonding curve mechanism. 2. Transactions that are able to interact with multiple contracts and functions (mint, providing liquidity etc.) 3. Ethereum sidechain - Polygon Network 4. Front end with the Web3 integration 5. Rest API 6. UniSwap like fork. To be the best fit for this project you need: 1. Knowledge of Solidity, Ethereum network, and web3 tool. 2. Knowledge of frontend and backend technologies. 3. Fluent in English (writing and speaking) 4. Understanding of open-source culture. 5. Willingness to sign an NDA We are looking for someone who has a great understanding of blockchain potential and i...

    €5787 (Avg Bid)
    €5787 Gns Bud
    21 bud

    I need help building an app like the players lounge app. Where people can meet to play a third party game against each other for money. They’ll get into they’re betting range pool ($2,$5,$10,$25,$50, or $100) they can choose more than one to facilitate match making . Member will send funds using bitcoin, dogecoin or ethereum to host adress. Host will them have 24hours to confirm funds and deposit into member accounts so they can start playing and betting. Would like for this to be an automatic feature but let me know what can be automated and what can not . I would prefer this to be an app and a website but would like a price for both. References will be appreciated.

    €7989 (Avg Bid)
    €7989 Gns Bud
    11 bud

    I m Looking to develop a cryptocurrency arbitrage bot smart contract for dex exchanges (e.g. pancakewap, burgerswap etc.). The arbitrage bot should swap tokens between dex exchanges using price fluctuation. Sample existing arbitrage bot smart contract in Ethereum: 0xF0c0D2D0D6a5e6dA997e35A8121EE6217897A2aA

    €568 (Avg Bid)
    €568 Gns Bud
    8 bud

    Attached pdf with almost everything we need Read Carefully Looking for a platform to be developed like Open sea and Rarible blockchain marketplaces. Please respond with your work examples and timeline for build. NFTs (Creation, Marketplace, for ex. like Rarible, SuperRare, etc....Farming Crypto Currency Exchange development Flashloans and Arbitraging softwares Payment integrations methods Trading Platforms and Leverage Platform development. ERC20 - Token creation and distribution DeFi (Yield Farming, for ex. via platforms like Yearn, Uniswap, Sushiswap, Compound, Aave) Smart Contract Development DApp and App Development ' Have experience using Golang Solidity & Ethereum contracts Truffle (incl. Unit Testing) Ganache Remix IDE Metamask JavaScript, HTM...

    €5176 (Avg Bid)
    €5176 Gns Bud
    10 bud
    Ethereum website Udløbet left

    Hello am looking for professional developer that can do a Ethereum website.

    €605 (Avg Bid)
    €605 Gns Bud
    12 bud

    I'm looking for someone who can find the historical balance of an Ethereum address. I need this for 4 specified block heights: - ETH Balance - List of tokens in wallet including balance - Dollar valuation of all of these, at the time of the specified date. The valuation can be taken from Coinmarketcap, Coingecko or Etherscan. Must give insight into how data was retrieved. Please show me some examples that show that you have experience with this type of work. This link may be useful, but you are free to use your own preferred approach:

    €9 (Avg Bid)
    €9 Gns Bud
    1 bud

    Hi Im looking for someone to show me step by step how to copy smart contract of the existing coin like typical safemoon or similar coins and deploy this with my own supply etc , also I will need a explanation how to properly setup liquidity settings on smart contract. Deployment on Binance Smart Chain. This is only educational porpoise task so you are not required to build any project , just guide me what and where to change and how to do setup properly.

    €213 (Avg Bid)
    €213 Gns Bud
    6 bud

    Check the file attached. It is a platform where buyer can buy goods from a seller without a third party, built on Ethereum platform using smart contracts. Send in your bids!

    €10 / hr (Avg Bid)
    €10 / hr Gns Bud
    2 bud

    Requirements: - We control 100% of the nodes. (There is no way for Users to become a Node, or verifying part of the network) - Users can connect with their wallet example Metamask and pay with the coin we make. - Users can deploy smart contracts for example ERC-20. Idea: We want to build a fast network where we use 21 Servers to verify and mint the transactions.

    €493 (Avg Bid)
    €493 Gns Bud
    2 bud

    Necesito desarrollar el código de un Token para la red de ethereum

    €28 (Avg Bid)
    €28 Gns Bud
    1 bud
    Ethereum Expertise Udløbet left

    Im looking for an eth expertise , im thinking to start investing in eth and need a eth provider , if you're interested contact me , asap thanks!

    €999 (Avg Bid)
    €999 Gns Bud
    17 bud

    I need NFT ETHEREUM web Game developer.

    €568 (Avg Bid)
    €568 Gns Bud
    1 bud

    ethereum smart contract bir iletişim uygulaması yapmak istiyoruz

    €1778 (Avg Bid)
    €1778 Gns Bud
    6 bud

    i need a trusted developer expert in reactjs and react native for develop a Multiple currrency wallet using Tatum API (this provide nodes and wallets functions), we have figma files We need develop a single code compatible with EXPO for make a android and ios version at same time WE NEED: CREATE BINANCE SMART CHAIN WALLET AND ADD BEP20 TOKENS, CREATE TRON WALLET AND AND TRC20 TOKENS CREATE ETHEREUM CREATE BITCOIN CREATE USDT (BEP20,ERC20,TRC20) WALLET We dont need create nodes, tatum made it by api just need a functional wallet with multiple currency for send and receive native crypto and ERC20,TRC20,BEP20 TOKENS NOT PHONEGAP, NOT PHP , WE NEED REACT NATIVE AND ILL NEED THE SOURCE CODE

    €1359 (Avg Bid)
    €1359 Gns Bud
    15 bud

    I need to hire someone who could build a blockchain-based web application with the following features: 1. the application shows number of specific products, all the products have the same attributes (the attributes is written in .xml file) 2. the suppliers of the products join an Ethereum network and then add their product in the blockchain. 3. the suppliers are allowed to edit the attribute file. and the new file (.xml) will be stored in a blockchain. 4. the application allows customers to evaluate these products after evaluating every attributes and then calculate an overall evaluation score.

    €487 (Avg Bid)
    €487 Gns Bud
    14 bud
    nft animation Udløbet left

    Ok. I'd like to animate a few images and upload them on Ethereum. I'm very new to all this and recently learned about NFTs from some art blogs I follow. I can sent you one image to get your opinion.

    €2603 (Avg Bid)
    €2603 Gns Bud
    8 bud

    I need some help coding a trading bot which would use smart contracts on the ethereum blockchain using solidity language. I want to look for Arbitrage opportunities in the marketplace. The trading bot would need to scan say 50 or so exchanges And within those exchanges scan the top 50 Tokens. Here are some examples of exchanges. And I already have a basic price bot scanning code you can download here .. I’d like it if the smart contract could look at the price action and determine if there was a price difference of say 1% (or any percentage difference I choose) then that would trigger the smart contract to buy a token on exchange A to be executed automatically

    €1197 (Avg Bid)
    €1197 Gns Bud
    5 bud

    • Knowledge of Ethereum smart contract development and testing suite (solidity, hardhat, waffle, MythX, slither, echidna, etc.) • Knowledge of web3 application development (e.g. , , web3-react, React, etc.) • Working knowledge of AMMs, DEXes, liquidity mining, staking, ERC721 standard and mechanics of protocols like UniswapV3, Aave, , Nexus Mutual, etc. • Adversarial mindset, security awareness (be familiar with SWC registry and recent DeFi exploits). • Ability to write high-quality, well-tested code • Passion for DeFi We are a remote-first team, so are very open to hire from any locations for the right candidate. Compensation will be competitive and commensurate with experience (will also include equity in the form of native tokens). This is a full-ti...

    €22 / hr (Avg Bid)
    €22 / hr Gns Bud
    11 bud

    Create tokens and set up site for ICO. The project is: 1) create a token on the ethereum network. 2) Set up the site and landing page for the ico. We have already purchased the script for the site, you just have to set it up: 3) Write a simple white page explaining the project 4) Write simple content for the site 5) Add the token on and other similar sites 6) Add the Token on the exchanger as and other similar 7) Other things in the case indispensable to the sale of the token

    €1462 (Avg Bid)
    €1462 Gns Bud
    25 bud

    Please read the entire job description. People who don't will be ignored. We are needing a Microsoft full stack developer and someone who has experience with Ethereum. We are creating a full scale application with C# and Blazor framework and we need someone with both skill sets. The required skills are the following: C# .Net Core 3 or 5 Blazor Azure Ethereum Smart Contracts (Nethereum library experience a plus) Radzen Blazor SQL Database You must mention your experience with Ethereum in job proposal for consideration. We are willing to pay more for the RIGHT candidate. You will be interviewing with the project architect and you will be questions thoroughly on all the skills above. If you is determined you do not possess the skills or are not honest about your...

    €31 / hr (Avg Bid)
    €31 / hr Gns Bud
    10 bud

    Please read the entire job description. People who don't will be ignored. We are needing a Microsoft full stack developer and someone who has experience with Ethereum. We are creating a full scale application with C# and Blazor framework and we need someone with both skill sets. The required skills are the following: C# .Net Core 3 or 5 Blazor Azure Ethereum Smart Contracts (Nethereum library experience a plus) Radzen Blazor SQL Database You must mention your experience with Ethereum in job proposal for consideration. We are willing to pay more for the RIGHT candidate. You will be interviewing with the project architect and you will be questions thoroughly on all the skills above. If you is determined you do not possess the skills or are not honest about your...

    €19 / hr (Avg Bid)
    €19 / hr Gns Bud
    7 bud

    • Knowledge of Ethereum smart contract development and testing suite (solidity, hardhat, waffle, MythX, slither, echidna, etc.) • Knowledge of web3 application development (e.g. , , web3-react, React, etc.) • Working knowledge of AMMs, DEXes, liquidity mining, staking, ERC721 standard and mechanics of protocols like UniswapV3, Aave, , Nexus Mutual, etc. • Adversarial mindset, security awareness (be familiar with SWC registry and recent DeFi exploits). • Ability to write high-quality, well-tested code • Passion for DeFi

    €13 / hr (Avg Bid)
    €13 / hr Gns Bud
    4 bud

    Most of this should be easy for the right developer as it involves cloning and forking on Ethereum. Ultimately need a master coin to be listed on exchange and then able to offer customised tokens (Binance/Ethereum) to clients to acquire, brand them, use as payment solution (for merchandise, tickets, concessions) and also invest in. Need also a NFT marketplace to be able to design our own digital art and distribute/sell on our own NFT platform

    €1028 (Avg Bid)
    €1028 Gns Bud
    5 bud

    Most of this should be easy for the right developer as it involves cloning and forking on Ethereum. Ultimately need a master coin to be listed on exchange and then able to offer customised tokens (Binance/Ethereum) to clients to acquire, brand them, use as payment solution (for merchandise, tickets, concessions) and also invest in. Need also a NFT marketplace to be able to design our own digital art and distribute/sell on our own NFT platform Deliverables Develop a new cryptocurrency coin, website, nft, app creation of independent blockchain by cloning Ethereum Source code. Choose a concensus mechhanism, design the interface and the nodes, Node.js. and npm, VScode, truffle, metamask connecting to rsk testnet, creation of new Genesis block, and updating other parameter...

    €1342 (Avg Bid)
    €1342 Gns Bud
    11 bud

    Blockchain bitcoin flashing software requirement. BITCOIN, ETHEREUM Flashing Software (windows based, preferably windows 7 to 10), the requirements are mentioned below, 1) The software can perform flash of the BTC and Ethereum, as well as the flashed BTC and Ethereum should be transferable from one wallet to 10 wallets and with minimum 3 to 6 confirmation is needed 2) Should be able to work and upload with a bitcoin(btc,eth & other crypto) wallet having zero current balance 3) These BTC,Ethereum and dogecoin should be able to remain visible in any wallet(s) for a minimum of 90 days before disapearing(longer even better) ( there should be some option to select diff timing starting from 2 min upto 90 days) 4) There should be an option to select which cry...

    €10221 (Avg Bid)
    €10221 Gns Bud
    1 bud

    Blockchain bitcoin flashing software requirement. BITCOIN, ETHEREUM Flashing Software (windows based, preferably windows 7 to 10), the requirements are mentioned below, 1) The software can perform flash of the BTC and Ethereum, as well as the flashed BTC and Ethereum should be transferable from one wallet to 10 wallets and with minimum 3 to 6 confirmation is needed 2) Should be able to work and upload with a bitcoin(btc,eth & other crypto) wallet having zero current balance 3) These BTC,Ethereum and dogecoin should be able to remain visible in any wallet(s) for a minimum of 90 days before disapearing(longer even better) ( there should be some option to select diff timing starting from 2 min upto 90 days) 4) There should be an option to select which cry...

    €5678 (Avg Bid)
    €5678 Gns Bud
    1 bud

    Most of this should be easy for the right developer as it involves cloning and forking on Ethereum. Ultimately need a master coin to be listed on exchange and then able to offer customised tokens (Binance/Ethereum) to clients to acquire, brand them, use as payment solution (for merchandise, tickets, concessions) and also invest in. Need also a NFT marketplace to be able to design our own digital art and distribute/sell on our own NFT platform Deliverables Develop a new cryptocurrency coin, website, nft, app creation of independent blockchain by cloning Ethereum Source code. Choose a concensus mechhanism, design the interface and the nodes, Node.js. and npm, VScode, truffle, metamask connecting to rsk testnet, creation of new Genesis block, and updating other parameter...

    €1190 (Avg Bid)
    €1190 Gns Bud
    15 bud

    i have a bep20 token, need to integrate with a wallet. install node...if you are not sure, please do not bid. thanks

    €1042 (Avg Bid)
    €1042 Gns Bud
    2 bud

    We are building an NFT marketplace and we need the following integrations: 1. Buyer/Seller/Admin ability to connect third-party wallet(s) (multiple options needed for payment and/or holding the purchased collectible, including Metamask, Trustwallet, etc). Admin controls. 2. Buyer/Seller/Admin ability to create NATIVE wallet(s) (multiple options needed for payment and/or holding/offering the purchased collectible, including Metamask, Trustwallet, etc). Admin controls. 3. Buyer completes purchase with cryptocurrency (multiple options needed, including Bitcoin, Ether, Dogecoin) 4. Once purchase of NFT is completed and transaction has received adequate confirmations, three things must happen: a.) Fees (determined by admin) are paid to the platform's connected wallet, ...

    €615 (Avg Bid)
    €615 Gns Bud
    14 bud

    Looking for an experienced developer/team able to work on the creation of a new token on BSC or Ethereum blockchain with specific details.

    €34 / hr (Avg Bid)
    €34 / hr Gns Bud
    19 bud

    We have frontend for lottery. Need to have smart contract for it as back end

    €316 (Avg Bid)
    €316 Gns Bud
    6 bud

    ...Qualifications: ============ +++ You have 3+ years of experience as a Software Engineer or developer. +++ You have 1+ years of production grade experience in writing and delivering Solidity Smart Contracts +++ You have 1+ years of production grade experience in Dapp development. +++ You’re constantly keeping up to date with the latest tech updates. +++ You’ve deployed multiple running contracts on the Ethereum Blockchain. +++ You have a strong passion for building smart contracts and decentralized applications. +++ You’ve written test cases for all your developed smart contract functions. +++ You’re a firm believer in blockchain technology and the decentralized revolution. +++ You possess the ability to deliver clean, optimized, and testable code. +++ You&...

    €24 / hr (Avg Bid)
    €24 / hr Gns Bud
    12 bud

    Looking for someone knowledgeable in NFT minting and creation of websites. There are approximately 3700 images that we would like to implement in a website similar to without the token. Specifically, we want the following in our project: - Built on Binance Smart Chain, however some flexibility if it necessitates launching on Ethereum. - Increasing, tiered purchasing structure with 9 tiers. - Random mint generation. ***important*** When someone purchases an NFT, we want it to be a completely random NFT from the pool of 3700. - Ability to purchase the NFT through an integrated feature on the website via MetaMask - Develop website with two pages, we will provide the outline with images and text that we want implemented. If this falls outside of your ability range but you

    €2764 (Avg Bid)
    €2764 Gns Bud
    17 bud

    Hi guys, I'm looking for someone to deploy ETH Smart Contract

    €492 (Avg Bid)
    €492 Gns Bud
    11 bud

    I’d like some virtual coaching for solidity/web 3 I did some very simple contract games on ethereum and would like to actually get a real grasp of the language and ecosystem.

    €26 / hr (Avg Bid)
    €26 / hr Gns Bud
    2 bud

    Lottery smart contract the same as pancake swap, with front end

    €549 (Avg Bid)
    €549 Gns Bud
    15 bud

    Looking for developer who can help us with the Blockchain development for our company.

    €1890 (Avg Bid)
    €1890 Gns Bud
    5 bud
    bitcoin dev Udløbet left

    I am looking for a developer who can develop Blockchain BITCOIN & ETHEREUM Flashing software. With this software I will be able to do the following; 1. Should be able to work and upload with a bitcoin wallet having zero current balance. 2. Any uploaded bitcoins should be transferable up to five wallets (wallet to wallet). 3. The uploaded bitcoins should be able to remain visible in any wallet(s) for a minimum of 90 days before disappearing (longer is even better) and needed 3 or complete confirmations. 4. There should be an option to select which crypto currency end-user want to flash. This is for a WINDOWS operating system - to be used on a COMPUTER Anyone able to do this job send me your best quote.

    €1290 (Avg Bid)
    €1290 Gns Bud
    16 bud

    If you know about ethereum and cryptocurrencies with web3 skill, feel free to meet us. Full time long term jobs are waiting for you. Required skills. 1. Web3 2. React, 3. React + Typescript. If you have all 3 required skills, you are hired immediately. 1. is mandatory. This project will be well funded after two months. So I can promise hourly rate update based on your performance. Initial start would be $5~$10/h If you are the right person who is familiar with all three skills, I can offer long term stable work. Thank you.

    €12 / hr (Avg Bid)
    €12 / hr Gns Bud
    21 bud

    I'm an individual. I'm building a node app. Based on uniswap-sdk/binanceSmartChain-sdk and ethersJs, I want a module that works with the following: buy(amount, token).spendLimit(limit).setGasPrice(gasPrice).useWallet(wallet).execute() OR buy(amount, token).maxPrice(maxPrice).setGasPrice(gasPrice).useWallet(wallet).execute() The above functions would be returned from a function factory or created by the new keyword. I also want the same for sell orders To be clear. I only needs the functions that performs a trade on the smart chain. I need it to be very clear written, both by naming and also comments . I's likely have more tasks coming up if the above job is performed well. More details will be provided for suitable applicants.

    €903 (Avg Bid)
    €903 Gns Bud
    5 bud

    Necesito un software con tecnología blockchain que tenga doble factor de seguridad KYC, si es un software basado en criptomoneda la idea es que se pueda incluir 4 criptomonedas como: BTC, ETHEREUM, BINANCECOIN, LITECOIN que dentro del Software yo pueda donar, transferir, pagar membresía mensual, que yo pueda generar un link de referido con mi propio usuario ejemplo: Ahora como sería el funcionamiento del Software, iniciamos con una base de datos a partir de una persona y seguiremos avanzando hasta llegar a 6.000 personas el proceso lo hacemos mediante un análisis inicial personalizado para seguir adelante con el desarrollo. Cuando se desarrolla un sistema los pasos que generalmente se siguen son los siguientes: 1.- Detección de necesidades 2.- P...

    €17359 (Avg Bid)
    €17359 Gns Bud
    4 bud

    We have an Ethereum based smart contract written in solidity which is a standard ERC20 plus some extra features. We need to perform an audit of the contract. The audit report should contain code coverage, function testing, vulnerabilities, optimization recommendations and any standard practice that should be followed.

    €741 (Avg Bid)
    €741 Gns Bud
    10 bud

    Hello, I'd like to start a new project with my own cryptocurrency. I would not like to base it off of an existing blockchain like Ethereum but rather have my own blockchain from scratch independent from other cryptos. I know there are open sources on github so it should be in theory straight forward. Let's see where this goes..

    €468 (Avg Bid)
    €468 Gns Bud
    13 bud

    Top ethereum Community-artikler