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. Hire Ethereum Developers

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    79 jobs found, pricing in USD

    I will be able to describe it in more detail within direct messages.

    $30937 (Avg Bid)
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    4 bids

    Looking for someone with experience working with trc20/erc20. The product - crypto currency payment gateway that accepts usdt to internal trc20 wallets. Customers will transfer USDT into our wallets then we will need to be alerted programmatically. Then the platform should be able to transfer from the internal wallet to a specific trc20 address programatically as well. The payment flow will be ...

    $10 - $750
    Sealed NDA
    $10 - $750
    2 bids

    Looking for someone who can add wallet to existing site.

    $110 (Avg Bid)
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    Hi I would like to build my private Blockchain network to evaluate the smart contract that I deployed at Remix IDE. I want to test this on the PoW consensus. Please notice that my project is to transfer metrics from DB to the Ethereum network for integrity purposes. my budget for this is 50 GBP - please if you have the Robeston Eth test send me some. Thanks

    $137 (Avg Bid)
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    Completely Redesign the website and dapp with one coherent theme. Sites we like include [login to view URL] [login to view URL] safemoon.net. We do not want a space theme, the design must be best in class and fit with our brand. We are seeking an experienced Full Stack Developer with exceptional graphic design skills and attention to detail.

    $2563 (Avg Bid)
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    Cryptohopper 6 days left

    Hello I want to start using Cryptohopper and need help to setup the account and strategy. Can you assist me in this matter? Best regards, Ali

    $500 (Avg Bid)
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    We have require a developed DApps developer for stacking program on tron network.

    $329 (Avg Bid)
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    Hey , i am looking for an app version of similar to 1inch. [login to view URL] let me know if anyone’s available to work let me know

    $800 (Avg Bid)
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    we need to develop a smart contract for token send It is BEP20 [login to view URL] need to send our tokens to multiple walllet addresses at the same time [login to view URL] to make sure successful test on testnet ,then mainnet. [login to view URL] from CSV file 3.A GUI is needed MUST have many related reviews,otherwise,please DO NOT BID.

    $301 (Avg Bid)
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    We are going to add a “Buy Button” to our website* that is transparent to the new users. The expectation is “inexperienced/first-time Cryptocurrency” buyers can buy our new token painlessly. We Will need a smart contract that requires the first transaction – enter total “dollars”, log into the “wallet” site, add a new account, provide a secret ...

    $36 / hr (Avg Bid)
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    49 bids

    I am looking for a Blockchain developer who knows SOLIDITY . I am planning to launch a Token in polygon matic network.

    $129 (Avg Bid)
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    I am looking for a Blockchain developer who knows SOLIDITY . I am planning to launch a Token in polygon matic network.

    $94 (Avg Bid)
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    We need BSC Smart contract for BSC Token with following Features. 1 ) auto lp 2 ) auto burn 3 ) monthly BNB reward 4 ) reward on transaction 5 ) 2 different marketing wallet Features of 1st marketing wallet - Certain percentage of transaction amount should go to this Wallet in terms of bnb Features of 2nd marketing wallet - Certain percentage of transaction amount should go to this Wallet in te...

    $87 (Avg Bid)
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    Looking for someone who can write a solitidity smart contract to use multiple eth addresses as gas feees to interact with contract to snipe uniswap /bsc /sushi tokens can write more about this job in DM. I also request front run arbitage trading bot that scans coins in mempool

    $2083 (Avg Bid)
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    We need a blockchain based solution for tracking of fake or spurious seed using Block Chain.

    $535 (Avg Bid)
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    17 bids

    I need to buy a arbitrage bot that is working between pancakeswap and backeryswap. Place bid if you have full-working bot already.

    $1185 (Avg Bid)
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    3 bids

    Looking to hire full-time developer having experience working with ERC20 using Web3J library. Having 5+ years experience with Java and Spring along with Microservices. Should be able to independently develop, manage, and integrate third-party modules as and when required. If you fit the above requirement,include your updated resume in your proposal. Proposals without resumes will be ignored.

    $431 (Avg Bid)
    Local
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    Crypto token devlopment 5 days left
    VERIFIED

    Would like to create Bep20 token which has airdrop and ICO options in smart contract

    $274 (Avg Bid)
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    9 bids
    Fork Tornado cash for Polygon 5 days left
    VERIFIED

    I want to fork Tornado Cash for Polygon Blockchain Tornado cash is a privacy blockchain which breaks the link between a sender and receiver. Its a open source project and all the code is in the github. You have to fork the github code and complete the project. You can use a simple UI to deposit and retrieve functions. Github link - [login to view URL] [login to view URL] is the working pro...

    $1205 (Avg Bid)
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    Build a block chain network for EV charging infrastructure

    $21 (Avg Bid)
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    5 bids

    I am looking for someone who can create a private crypto coin. Please let me know if you can help

    $19 / hr (Avg Bid)
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    Looking for a blockchain expert that is knowledgeable about crypto & blockchain in the area of, development, design, and product management. We are looking for a technical lead who is an ardent fan of building products and solutions that solve keys problems

    $1403 (Avg Bid)
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    I am looking for someone to build a custom graph ql query to get this data on binance smart chain tokens based on an inputed token address. I need this ASAP within hours if possible. The query should be made using this builder: [login to view URL] Information I need: Token Name Token Symbol Token Price 24 hour change in price via PancakeSwap v1 + v2 24 hour trade Volume on PancakeSwap v1 + v2 To...

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    Solidity Blockchain developer is needed for further work on a smart contract. please quote you price.

    $174 (Avg Bid)
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    Hi I have done a project that transfers matrices from a database to Ethereum Network. To make it more clear, I generated a Smart contract from Service Level Agreement (SLA) I used React as decentralise application (Daap) so the user can interact with the database and send the reading that the monitoring tool stores at the database to the Ethereum Network via SC automatically (with no human inter...

    $269 (Avg Bid)
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    I want someone to add my new token to stallerterm

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    Develop a crypto token 4 days left
    VERIFIED

    I’d like help with minting a new crypto token on an existing blockchain. I only have a few simple requirements in mind before launching a unique marketing campaign, but it would be great to have someone knowledgeable of the best options for my goals and who can communicate well. Please feel free to reach out with a bit about your experience and how you might like to get started. Thanks!

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    I have done a project that generates a Smart contract from SLA to maintain the QoS. This idea was done by using a proposed monitoring tool that ensures and record the services provided by the cloud providers. Our aim is to create a transparent environment that guarantees the integrity of using Auto-scaling as a cloud service. The suggested monitoring tool will generate metrics that will be stored ...

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    Hi, Developers, I hope you all are doing good. I need a Token with these features -Farms & Pools -Liquidity Lock -Referrals -NFTs Bonus For reference token check this website I exactly need like this one - [login to view URL] Please bid if you can create like the mentioned token. Regards.

    $163 (Avg Bid)
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    Ethereum Smart Contact 4 days left
    VERIFIED

    I would like to have you create a web3 with a smart contract to do a simple function: Sell half of the token every time it double from the purchase price. I think the logic would work like this: *Keep selling half on the double, loop, always open until manual exit* $sell(var2) var2 = var2*2 If price = var2 Execute order If success Strike price=var2 Call $sell function If exit then ex...

    $221 (Avg Bid)
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    Hi I have done a project that transfers matrices from a database to Ethereum Network. To make it more clear, I generated a Smart contract from Service Level Agreement (SLA) I used React as decentralise application (Daap) so the user can interact with the database and send the reading that the monitoring tool stores at the database to the Ethereum Network via SC automatically (with no human inter...

    $216 (Avg Bid)
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    Hello. Everyone. So I am looking to get data such as this and be able to refresh it every 3 seconds. See attached image. I can get this data via events. I cant use an api because if it is calling it every 3 seconds then It would need a very high capacity api provider. I am looking to get all transactions for any token on bsc that is being traded on pancakeswap. just like poocoin.app. I need this i...

    $21 / hr (Avg Bid)
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    1. Integrate REST API 2. Populate Data and Run Sample Smart Contract 3. Upload PDF feature; parse and run smart contract on top.

    $159 (Avg Bid)
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    11 bids

    I want block chain developer. I will share infor in chAt

    $209 (Avg Bid)
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    9 bids

    So I am looking to get data such as this and be able to refresh it every 3 seconds. See attached image. I can get this data via events. I cant use an api because if it is calling it every 3 seconds then It would need a very high capacity api provider. I am looking to get all transactions for any token on bsc that is being traded on pancakeswap. just like poocoin.app. I need this information via ...

    $31 (Avg Bid)
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    smart-contract is able to automatically discovering, evaluating, rating, pair matching, routing,submitting for possible arbitrage opportunities then execute arbitrage between currencies, using flash loans, between multiple DEX exchanges Smart Contract for arbitrage trading between DEXs only on multiple chains or starting with MATIC,binance smart chain.. Not using centralized [login to view URL]...

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    Safemoon fork 4 days left
    VERIFIED

    x% fee auto add to the liquidity pool to lock forever when selling. y% fee auto distribute to all holders z% fee to reward Z-wallet [0x...] (for charity)

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    blockchain 4 days left
    VERIFIED

    Need blockchain more than 5 years experience in Cryptocurrency and Blockchain development and integration of Blockchain solutions. ✅ ICO service with created token(coin) ✅ Fully optimized token creation such as "reflection token" ✅ Cryptocurrency Exchange Platform ✅ POS/POW/POT Blockchain Build. ✅ Master in building full synced node. ✅ Windows, Linux, MacOS, Android, iOS, Web Wallets ✅ ...

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    I need to build mainnet based on pancakeswap testnet source code. Inbox me to discuss details.

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    Your task is to provide advice and creating 3 different contracts for the purpose of linking with GAME currency, and 2 more tokenisation of ingame components such as health and metal similar to AXIE INFINITY or Cryptoblade.io. Also another 3 more contracts which is similar, which is for weapon, armor & shield. You MUST be very experienced with coding the smart contract, erc721or erc1155 whi...

    $2608 (Avg Bid)
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    Build me a Crypto investment website

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    Uniswap fork 3 days left
    VERIFIED

    Standard project, swap, pool. Details to be discussed

    $1154 (Avg Bid)
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    I need a crypto staking website like BlockFI

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    DeFi fork and Solidity expert 3 days left
    VERIFIED

    Hi, developers, I am going to create my very own token using Solidity based ERC20. I have already found good example, and I hope you can fork this site and create my own token. Please feel free contact with me, if you are an expert. I want only super developer. Others will be ignored. Thanks.

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    Looking for a marketing director that will 1. Monitor / Optimize Crypto Paid Advertising Channels - Produce marketing material 2. Communicate / Liase with Crypto influencers - We want someone that has previously worked with crypto video influencers (YouTube, twitter) 3. Twitter account management (daily posts) - We want someone to will engage with audience - Create memes - ...

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    C++ developer with knowledge in building cryptocurrencies. Should have built at least one coin based on bitcoin, monero, or EOS. Understand consensus algorithms. Thorough knowledge of the standard library, STL containers, and algorithms. Understands protocols like Tor and I2p Strong Object Oriented Design and Programming skills, hands-on application troubleshooting, and debugging skills. Experienc...

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    smart contract 1 3 days left

    I need an smart contract for the Ethereum blockchain. it shall provide function to borrow a flash loan from the Aave in the amount and then execute either in a sushiswap-uniswap or a uniswap- sushiswap abitrage trade. only the person that can do should contact me.

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    We are building a NFT platform now and needed a high skilled smart contract expert. Scope: Attach an [login to view URL] smart contract to the metamask front end dapp on the company website, for customers to redeem NFT's as tangible goods. The website will then have the ability to accept and obtain shipping details at the client's request. I am looking for someone with the knowledge and ...

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    Hi if you are have great knowledge in: 1- cloud computing. 2- Monitoring tool such as cAdvisor and cloud watch. 3- Ethereum blockchain. 4- Smart contract. 5- React. and of course Academic writing skills, you can perfectly done this job.

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    Develop an existing NFT platform. All npmjs module already build by me. I need ui/ux developer working experience with reactjs, web3 and smart contracts.

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