Need solidity contract expert dev
Need someone to write a contract for my project, details can be discussed on chat.
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Build Simple Decentralized Trading Page for Token Swaps ( Can be a uniswap fork)
Integration of Metamask: You will integrate Metamask to allow users to connect their wallets to the trading page easily. This integration should ensure a smooth...
Read moreAudit code for blockchain game -- 2
Theres an online crypto game that needs to be audited. Supposedly its 50/50 odds. I want to verify if the game is legitimate. Bonus points if you can prove it,...
Read moreVerify crypto casino coin flip game
Theres a game called xFlip on Rollbit dot com. Supposedly its 50/50 odds. I want to see if it can be rigged in any possible way. Bonus points if you can prove i...
Read moreSimple Multipage Ethereum React application
Hi, I would like to create a Ethereum application. Design is pretty simple. The core of the project is to get the structure of the ethereum web applcation using...
Read moreSimple Decentralized Trading Page for Token Swaps
Integration of Metamask: You will integrate Metamask to allow users to connect their wallets to the trading page easily. This integration should ensure a smooth...
Read moreimprove web3 blockchain app
Hello. I am looking for an experienced developer to improve my small app. Requirements: 1 - Fix Metamask to not Auto-Promt when app is loaded. (You will see tha...
Read moreLooking for senior React Native developer(Not Learner)
We are building a dapp using React Native and Frontend and Backend are ready. There are some blockchain part like as buy using BUSD and mint via Metamask and so...
Read moreImprove Web3 App | React | Blockchain
Hello. I am looking for an experienced developer to improve my app. Requirements: - Fix Metamask to not Auto-Promt when app is loaded. - Move the Review page wi...
Read moreReact, Redux, Web3 and Blockchain experienced dev
Hello everyone. We have completed the design on figma and need a senior developer who can convert it into react and redux. https://www.figma.com/file/lVrpND7e5X...
Read moreLooking for a blockchain developer to implement btc withdraw function
Hi talents. I'm looking for a blockchain developer who can implement withdraw maximum function in nodejs or javascript. My current developer has an issue. He us...
Read moreLooking for a blockchain developer to fix send btc issues
Hi talents. It's urgent issues. I'm trying to send maximum btc from a wallet. So I used send-crypt module to do it. So it works on local side, but it doesn't wo...
Read moreProject use case implementation for power exchange
Its a use case implementation for power exchange among sellers and buyers.
Read moreI need my own Defi
I want to build my own Defi from scratch. Do not bid without any past relevant experience, or you will not be considered. The network is EVM compatible chain. I...
Read moreNEED A PHP CODEIGNITOR WEB3 DEVELOPER
I have a project that needs some modifications in the code few features to add and some to change, it's an MLM project with cryptocurrency integrated, only bid...
Read moreNeed a blockchain developer for upgrading a crypto exchange website
Hi Talents. Our team is looking for a blockchain developer who can update our crypto exchange platform. We want as followings. 1. Implement the escrow system th...
Read moreCreate Simple Lottery Smart Contract
Functions startLottery(): onlyOwner auto generate lotteryId buyTickets(): user can buy up to 5 tickets. each ticket contains 6 numbers closeLottery() : onlyOwne...
Read moreLooking for a senior blockchain expert for forking pancakeswap
The team you’ll be joining will comprise of some of the leading engineers & minds in blockchain & web3 development coming together to work on brands that have a...
Read moreweb-service web3 -- 3
We need a web-service which takes a web3 provider, 2 contract addresses, , 2 amounts, and a private key and then uses the private key to make a swap using panca...
Read moreFind treasury holding and wallet addresses of DAOs
Hi, I am looking to find the top 200 DAOs, their treasury holdings & their wallet addresses.
Read moreTalent Flutter Developer
We are hiring awesome flutter developer now A Cross Platform/Flutter Engineer, you will develop and supports cross platform. You will have an opportunity to hel...
Read moreCreate Simple MetaMask Gateway to View Tokens from Custom ERC Token
We are looking for a MetaMask API developer to create a simple MetaMask login gateway using the MetaMask API displaying the user’s token holdings for a specific...
Read moreAdd lazy minting feature on NFT Marketplace -- 3
We need a solidity expert to add feature to our smart contract before we deploy it to mainnet (currently MATIC), we need a feature that has capability to lazy m...
Read moreCall Eth Smart Contract Method with web3swift
I have a simple Smart contract on Eth testnet (Goerli) with one method that return string "Hello world". I Need you to create me an swift function that call tha...
Read moreLP Finance Governance Token Program (Rust Engineer)
Hi, I am Eric Lee from LP Finance. We are looking for experienced Rust engineer (Solana) to design a token minter program. Following are basic flows. 1. User de...
Read moreSenior Blockchain Developer
Sr Blockchain Developer for DAO and Staking Role Summary/Overview We are seeking a full-time Senior Solidity Developer for our 2 protocols. You will be responsi...
Read moreSolidity transaction byte data
Hi i have 10-16 transactions i would like to bundle on an etheruem layer 2. I need someone to write the transaction bundle prepared in json format to look over,...
Read moreXero App Developer
please let me know if you have experience working with xero apps. https://developer.xero.com/documentation/xero-app-store/app-partner-guides/app-partner-steps/...
Read moreblockchain
choose one assignment from the list in attach file
Read moreNew features for the metaverse.
Metaverse changes 1. Won’t let me walk backwards 2: I cant buy land 3: We need ready player me imports 4: Hide the buy land button in a nice area to buy land 5:...
Read moreUpdate React based chrome extension
Write a proposal by answering (10+70). Otherwise won’t read your proposal. I am looking for a freelancer who can do the following to my existing chrome extensio...
Read moreFull Stack Web3 Developer (Full Time/Remote)
Skills HTML, JavaScript, CSS, Node.js, React, TypeScript, Solidity, GraphQL, ethers.js, Next.js, Web3-react, Web3.js, Wireframing Description Altura is a web3 g...
Read moreLooking for a Senior Node.js developer
Hi! I am looking for a Senior Node.js developer Experienced with more than 3yrs of Node.js, AWS, Angular Experienced in Web3.js is a plus Can work Full-time Ava...
Read moreBlockchain Freelancer
It's a simple system tonconvert pdf into data and store it on blockchain
Read moreConvert HTML Website to React JS and Implement Web 3 Smart contract functions -- 2
I need a developer to: >To convert HTML to React >Implement Web 3 Functions based on a smart contract created by another dev, he will tell you the functions whi...
Read moreMining Pool -- 2
Looking for an experienced BITCOIN blockchain, web developer / coding partner that can create (from the ground up if necessary) a new unique secure bitcoin mini...
Read moreUpdate React App | Full Stack Developer
Update my react app by changing it's content, some design elements and functionality. The app is designed to work on IPFS using Ethereum Blockchain. Blockchain...
Read moreCrypto Bots Flashloan/arbitrage, Copy Trading, front running sniper or sandwich transaction
I am interested to hear from Freelancers that have good experience in building these types of bots I have something in mind, but I am also interested to hear so...
Read moreWeb 3 Full Stack Engineer
prePO is looking for a Web 3 Fullstack Engineer to architect, develop, test, and deploy code for novel DeFi applications. Candidates should have excellent React...
Read moreBlockchain Development - final stages Of smart contract - REACT.JS BNB/BSC
Hello, We’re seeking an experienced Blockchain developer, familiar with staking protocols. Our Smartcontract is complete and in Testnet phase (BNB contract on B...
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