Node.js Java script and solidity SC web 3 interaction.
Need Java script, Solidity SC, with web 3 interaction script. Backend.
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ID / Date
Listing
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Level 0 Direct Acyclic Graph Cryptocurrency Bridge Developer
We are looking for an experienced DAG developer to join our team to develop a DAG Crypto Bridge. The bridge is being built to ultimatly bridge all cryptocurrenc...
Read moreLooking for Blockchain Developer to create Defi Platform
I want to create a platform like https://overworldlife.com. You need to create an API for the NFT marketplace. We need to maintain long-term projects, so we nee...
Read moreProfessional full-stack NFT developer for my NFT project
Hey, guys I have NFT project on Ethereum network and need to launch soon. So good NFT pro dev for mint contract(ERC721) is welcome. If you are, don't hesitate t...
Read moreCrypto tokens smart contracts for (Eth-BSC-Polygon) with Reflection - DAO - Simple Chain link external adaptor
I'm looking for a developer to do the following: 1- Develop three smart contracts for token with reflection on Ethereum, Polygon and Binance Smart Chain network...
Read morea simple smart contract with backend
Request details hi, i need a smart contract attached to a dapp. quick delivery, good pay. and also steady gig every two weeks if you are up for it. thank you
Read moreMykhailo 40
Tutoring one hour Solidity BSC
Read moreCreate a Dex by forking pancakeswap
Hi, I am looking for a developer with the following skills, Smart Contract, Solidity, Web3, React, Next.js to create a custom DEX like Pancake swap..... interes...
Read moreTest & Deploy upgradable smart contract
I have had an upgradable smart contract developed. I need someone to audit the code and help deploy the smart contract so that I will be able to upgrade element...
Read moreCreate a NFT Market Place with following features
1. Can use my own token 2. I can pay the gas fee for the transaction whenever the customer buys something 3. I can add to change price of a product with use of...
Read moreSolidity – writing to BSC contract
I need help calling functions in a smart contract which are not available in the BSCscan "Write Contract" option.
Read moreBuild a Dapp on Harmony One chain
- Need a build a single function Dapp on Harmony Chain. - Simple UI with couple of pages and a single business logic. - NEED TO BE DONE IN 3 DAYS - ONLY THOSE W...
Read moreBlockchain developer needed
Hello We need a blockchain developer in my team. Must have good knowledge of NFT, API, ETH, solidity, contracts, New blockchain deployment.
Read moreOS Polygon Atomic Match
We are looking for long-term partner someone who can find out where the Opensea Polygon chain contract is and find out if the contract is still the same as open...
Read moreUrgent requirement of Solidity Developer
We are looking for a solidity developer for our NFT marketplace. Below is Our Website https://www.cryptonium.in/
Read moreHealthRecords on Blockchain
I am in process of Developing an MPV for Managing Healthrecords on Blockchain. I am expecting a Blockchain Solution to be presented before the projected is awar...
Read moreNode, Web3 Establish
Help me in establishing the node, Web3 remotely. I want to establish an Aptos blockchain node on my mac. It's a node, web3 for test net. All docs are available...
Read moreBuild me Staking site
Hello. I need to build the staking site . I will provide you via private chatting . bid me with "BLOCKCHAIN" .
Read moreSeeking a Smart contract expert
I need expert to develop simple function in smart contract This one will be test for you I can just offer $100 for my test task If you are expert in smart contr...
Read moreBuild Game Website
I have an idea about making game website. Clients must pay crypto and all transactions will be recorded. The winner in the room will get more money he invested....
Read moreECR-20 Token Contract
Need a solidity expert to create a secure ERC-20 contract.
Read moreSolidity Scripting Project
Create custom contracts to interact with uniswap pairs and ethereum wallets. This job is only for solidity experts. The code will have to pass a 3rd party secur...
Read moreTo Test Uniswap-V2 "Swap" and "Add Liquidity" Feature using HArdhat MAinnet Forking
Hi , I want someone to help me test UniswapV2 'Swap' and 'addLiquidity' feature using hardhat mainnet forking method. I have already written the code and testin...
Read moreEthereum like Coin
I'm looking for a person who can create my own Cryptocurrency Coin which runs on its own blockchain like how Bitcoin, binance and Ethereum does and aslo i need...
Read moreDegreeNetwork
Rewriting the attached technical file in native English, academic style.
Read moreMoralis Web3 blockchain development
Looking to develop a web3 login, and token using Moralis.com if you are a Mage on Moralis and have experience with web3 blockchain let's start building.
Read moreJob Board like Freelancer/Upwork (Cryptocurrency Escrow)
Hi, I am looking for developers to build a job board like freelancer/upwork. Payment for jobs is made only in cryptocurrency which is held in escrow until job i...
Read moreBuild ERC20/BEP20 Token Launchpad (Fork Pinksale.Finance)
I am looking for a solidity and web developer to build a token launchpad like pinksale.finance and dxsale.app Please message me to discuss further
Read moreBuild ERC20/BEP20 token creator smart contracts and website
I am looking for a solidity and web developer to build a token creation smart contract with a web front-end. E.g. https://vittominacori.github.io/bep20-generato...
Read moreRebase/Auto-Staking BEP20 Token with Front-End
Looking for a developer who can build a rebase token and website like titano.finance
Read moreCreate a cross-chain bridge crypto
I want to create a cross-chain bridge to send my token that is on both polygon and binance smart chain from one chain to another. Something like if one sends 10...
Read moreOlympus dao Fork
We need to Fork Olympus Pro, as only need contracts able to sell the bond , without staking features . - need instructions on how to setup policy and settings d...
Read moreolympus dao fork
I need some one who can fork olympusDao. please feel free to contact with me.
Read moreFix the smart Contract and Intergrate Web3
I am looking for smart contract and react professional developer . you have to fix the some issue in contract and intergrate to react project . Timeline is 1 da...
Read moreEthereum ERC-20 Token Contract -- 2
Need to create a secure ERC-20 solidity contract for a token. Need an experienced developer that can create one from scratch to our specification.
Read moreFixing My MetaMask Wallet
Hello, everyone! I have the nft marketplace with implemented metamask wallet. By the way, there is some problem with this wallet. https://www.thropictoken.com/...
Read moreEthereum ERC-20 Token Contract
Need to create a simple but secure ERC-20 solidity contract for a token. Need an experienced developer that can create one from scratch to our specification, no...
Read moreNFT minting site minor changes
I am looking for an expert who has experiences in NFT development You should be able to work remotely via anydesk in my pc for about 2 hours Please write word -...
Read moreSolidity Expert needed
Hello Alll I need Solidity Expert. Please bidd only if u have exp with that.
Read moreBuild me a landing page with Vue.js
Hello, I need a dev who is familiar with Vue.js. I have a landing page but would like to update it. I will tell details via chat.
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