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    Layer 1 Blockchain 18 ur left
    VERIFICIRAN/A

    We're looking for a Blockchain developer for a Layer 1 Crypto project. Besides the development work, we also need some advice about choosing suitable mechanics, e.g. PoS. We have our own DEV team, and the candidate needs to work with our team and go through the design, development, and test phases. The timeframe for this is about three months.

    €35 / hr (Avg Bid)
    Nujno Pogodba o nerazkritju informacij
    €35 / hr Povprečna ponudba
    35 ponudb
    Cryptocurrency bridge with metamask 6 dni left
    VERIFICIRAN/A

    be able to add the information of the network in the database so that it works with metamask. 2. Being able to Add the Currency, Network Fee in currency value and Page Fee, Being able to enable which input and output networks will be available for that currency, the commission will only be for the output network. 3. Configure the Private Key and the Address of each network where the funds will arrive, with the Private Key it will be executed to send the funds to the outgoing network that the client requested. 4. The client connects with metamask to choose the input network with which to send the funds, if you give an example: 100 USDT from the BEP20 network, and choose the output network: ERC20, the commission for the output network ERC20 will be calculated According to how it was conf...

    €1218 (Avg Bid)
    €1218 Povprečna ponudba
    29 ponudb

    Finding Unity expert. If you are right candidate then will give requirements in detail.

    €248 (Avg Bid)
    €248 Povprečna ponudba
    6 ponudb

    Greeting for everyone! I have NFT marketplace project for pre-lanch. project has done all and left some issues in Smart Contract. I am looking for someone who can fix this issue. you must have rich experience in Solidity/Smart Contract development. Conditions: 1. you have to work through remote access because project is private. 2. all funds will be release after deploying contracts successfully. I have similar projects more and this will be long term deal. cheers!

    €1468 (Avg Bid)
    €1468 Povprečna ponudba
    60 ponudb

    Our team is looking for a Solana expert who can build NFT, Staking contracts using Rust perfectly. I tried to do test several guys about their experience and skills. But all guys are scammers and fake. They doesn't know well about the Solana contract development. If you are not expert in Solana, Do not apply please. Only expert will be hired and work long term with our team. Waiting for your proposals. Thanks.

    €26 / hr (Avg Bid)
    €26 / hr Povprečna ponudba
    40 ponudb
    Solana NFT minting project 6 dni left
    VERIFICIRAN/A

    I need to build NFT minting site on Solana. UI is simple. This need to be done in 1 or 2 days. Only expert apply to my project plz. If you do this project perfectly, I will award you more and more project. Thanks.

    €238 - €715
    Zapečateno
    €238 - €715
    28 ponudb
    nft marketplace backend need 6 dni left
    VERIFICIRAN/A

    nft marketplace backend need i alrady have frontend but no fucntion in there

    €686 (Avg Bid)
    €686 Povprečna ponudba
    75 ponudb

    I am going to build smart contract on para staking Only bid who has enough experience on building staking smart contract Reward depends on stake amount per total staked amount

    €21 / hr (Avg Bid)
    €21 / hr Povprečna ponudba
    7 ponudb

    Looking for Nft Developer. You will need to work on following points to make our development advanced and unique. Currently I have just GIF(animation available) . - Upload art to IPFS - NFT Minting dApp (minting site with verification, wallet integration and contract integration) - Gas Optimized NFT Upgradable Smart Contract Development Deployment ERC721A . - Contract should have whitelisting, presale, and a giveaway - NFT listed on NFT Marketplaces - Opensea, IMX etc. - Custom Dynamic Admin Panel

    €33 - €95
    Zapečateno
    €33 - €95
    13 ponudb

    we are a startup in crypto-space, right now we are looking for programmers (full-stack) to finish developing our project, we would integrate some components from a project vuejs+typescript into our vuejs project (Dashboard). Desirable Skills: Ideally full stack dev, vuejs+typescript, api's, smart contracts. We are looking too for people who are committed, eager to undertake, and with long-term work capacity for a Vesting Contract for 2 years. If you have motivation for the crypto and would like to contribute in the crypto space this is your opportunity to start. More details DM.

    €482 (Avg Bid)
    €482 Povprečna ponudba
    23 ponudb
    NEAR nft project 5 dni left
    VERIFICIRAN/A

    Deploy Near nft smart contract, whitelist token, landing page & minting site, and fix the metadata format.

    €1162 (Avg Bid)
    €1162 Povprečna ponudba
    56 ponudb

    Hello everyone, I need: - Token smart contract with fee extraction on BSC + bridges to ERC and Polygon - Staking contract - Token locker - Voting system - Dapp frontend

    €632 (Avg Bid)
    €632 Povprečna ponudba
    24 ponudb
    Cryptocurrency Wallet 5 dni left
    VERIFICIRAN/A

    We are building a cryptocurrency wallet using Dart Flutter that enables users receive Bitcoin,ETH and BNB.

    €146 (Avg Bid)
    €146 Povprečna ponudba
    17 ponudb

    Hello, I'm looking for someone to create a chain fork and explorer, preferably Solana based. We need a chain that has API's set up for token creation, wallet creation, NFT minting, transactions etc BSC type/spec is ok for ETH fork - ideally EVM compatible Otherwise a 3rd Gen Chain fork - Solana, Avalanche

    €59 / hr (Avg Bid)
    €59 / hr Povprečna ponudba
    19 ponudb

    Some possible ways to hire blockchain and crypto exchange developers. The ways are Hire a dedicated team, Engineers on Hourly and Monthly basis based on your Project Development Requirements. CRYPTOCURRENCY DEVELOPMENT CRYPTOCURRENCY EXCHANGE SCRIPT CRYPTOCURRENCY EXCHANGE SOFTWARE DEVELOPMENT WHITE LABEL CRYPTO EXCHANGE SOFTWARE CRYPTOCURRENCY WALLET DEVELOPMENT DECENTRALIZED EXCHANGE SOFTWARE P2P CRYPTOCURRENCY EXCHANGE SOFTWARE HYBRID CRYPTOCURRENCY EXCHANGE SOFTWARE CRYPTOCURRENCY MLM SOFTWARE CRYPTOCURRENCY HYIP SOFTWARE CRYPTOCURRENCY DEVELOPMENT STABLECOIN DEVELOPMENT ALTCOIN CREATION SERVICES

    €9 / hr (Avg Bid)
    €9 / hr Povprečna ponudba
    4 ponudb
    Token Listing 5 dni left
    VERIFICIRAN/A

    I need to list my token on CMC. CG , Kucoin ...... etc

    €222 (Avg Bid)
    €222 Povprečna ponudba
    20 ponudb

    Start immediately! Need an experienced dev, who can fix, eg see why a Solidity Airdrop Code is not working on the Binance Smart Chain. The best candidate will be awarded 50$, this should be an easy 2 hours job if you know your stuff, people who ask for unrealistic high prices after bidding will be reported to freelancer, so bid accurately

    €83 (Avg Bid)
    €83 Povprečna ponudba
    12 ponudb

    Hi I m looking for a blockchain developer who have strong experiences in smart contract. I m adding chainlink VRF function on my smart contract. If you have experiences in smart contract and chainlink VRF function in past then please proposal I will hire soon if you are the correct person for my project thanks

    €15 / hr (Avg Bid)
    €15 / hr Povprečna ponudba
    31 ponudb

    I need auditor who work with our lots of projects

    €531 (Avg Bid)
    €531 Povprečna ponudba
    7 ponudb
    Smart Contrat 4 dni left
    VERIFICIRAN/A

    Hello, is it possible to make such smart contracts as this one

    €215 (Avg Bid)
    €215 Povprečna ponudba
    29 ponudb

    Hi I'm looking for someone to collaborate with for my blockchain project. I would need olympus dao bonding mechanism hybrid with pancakeswap staking pools (syrup pool). Send message for more info.

    €1269 (Avg Bid)
    €1269 Povprečna ponudba
    20 ponudb

    Hi. I need a blockhain dev that can create a stop loss smart contract for lp yield farming. The bot / smart contract has to monitor the value of the lp (like yieldwatch or apeboard) every minute (as often as possible) and liquidate positions depending on the % loss factor of the position. Turn lp back to stables. On every blockhain like yieldshield Thanks

    €537 (Avg Bid)
    €537 Povprečna ponudba
    38 ponudb
    Blockchain - Website 4 dni left
    VERIFICIRAN/A

    Need a good developer for website.

    €47932 (Avg Bid)
    €47932 Povprečna ponudba
    28 ponudb

    Hi, I am looking for an MEAN Stack developer who has experience in Web3 and Smart Contract Integration. We will prefer someone who can take up work quickly and start right away. More details in chat

    €13 / hr (Avg Bid)
    €13 / hr Povprečna ponudba
    20 ponudb
    NFTswitch.xyz 4 dni left

    Contact email - @protonmail .com We have multiple SOL communities backing our launch. All work will be Audited. If the right fit an equity Share will be available. If serious send a real email.

    €19 / hr (Avg Bid)
    €19 / hr Povprečna ponudba
    8 ponudb
    Blockchain project ($1000) 4 dni left
    VERIFICIRAN/A

    Need a reliable developer for this project.

    €902 (Avg Bid)
    €902 Povprečna ponudba
    59 ponudb

    Busco desarrollador SOLIDITY (erc-721) para que asesore el desarrollo de un smart-contract de un proyecto NFT. Requerimos asesoria para la creación de un proceso en el struct para crear un array que nos permita registrar las referencias de pago, que tiene insidencia en transacciones y transferencia de fondos de la compra.

    €171 (Avg Bid)
    €171 Povprečna ponudba
    15 ponudb

    High level description: We have: 10,000 NFTs with metdata We need (high level): -Someone with experience of launching an NFT on ETH and Opensea, and a good understanding of Web 3.0 and Smart Contract Development. You will have to guide me on some aspects too, on the best way to mint etc. -A NFT Wesbite -A login for NFT holders (maybe metamask) Functions for NFT Holders: - Accept an Agreement after login and enter their name and address (only need to do this once, unless the NFT holder changes), date timestamp must also be stored for acceptance of agreement. - Ability to Submit a Proposal - Ability vote on proprosal - Ability to view table/rankings for proposals - Admin should be able to view and accept proposals amongst other functions Good english speaker required and you will need to ...

    €1158 (Avg Bid)
    €1158 Povprečna ponudba
    43 ponudb
    Urgent blockchain website 4 dni left
    VERIFICIRAN/A

    Need an individual who is competent.

    €728 (Avg Bid)
    €728 Povprečna ponudba
    54 ponudb
    Build a blockchain website ASAP 4 dni left
    VERIFICIRAN/A

    Need a competent individual for this project.

    €772 (Avg Bid)
    €772 Povprečna ponudba
    57 ponudb
    Desarrollo app 4 dni left
    VERIFICIRAN/A

    Hola quiero desarrollar un juego nft

    €589 (Avg Bid)
    €589 Povprečna ponudba
    23 ponudb
    Need someone Solidity developer 4 dni left
    VERIFICIRAN/A

    I am looking for expert Solidity with over 2 years of professional experience.

    €1275 (Avg Bid)
    €1275 Povprečna ponudba
    39 ponudb

    We are looking for a Senior Smart-Contract Engineer to take ownership over the development of the most innovative DeFi yield aggregator. The ideal candidate will have solid smart contract proficiency, strong technical leadership, a keen understanding of financial concepts, and a consistent track record of solving critical engineering problems.

    €798 (Avg Bid)
    €798 Povprečna ponudba
    47 ponudb

    I am looking for someone who is an expert in writing automation or auditing scripts in javascript and smart contracts. Will discuss more with best candidates. Thanks.

    €136 (Avg Bid)
    €136 Povprečna ponudba
    8 ponudb
    Ico smart contract 3 dni left
    VERIFICIRAN/A

    I need an Ico contract that works as escrow for holding and distributing tokens to the proper said people. Must be fore multiple escrows at a time handling different projects,

    €29 - €238
    Zapečateno
    €29 - €238
    33 ponudb

    Hi I m looking for a blockchain developer who have strong experiences in smart contract. I m adding chainlink VRF function on my smart contract. If you have experiences in smart contract and chainlink VRF function in past then please proposal I will hire soon if you are the correct person for my project thanks

    €17 / hr (Avg Bid)
    €17 / hr Povprečna ponudba
    35 ponudb
    NFT Smart Contract 3 dni left
    VERIFICIRAN/A

    I need a qualified professional to help write a Smart Contract on ERC. The contract will involve NFT sales initially followed by Staking and a LP. Pls only apply if you can provide past evidence of successful contracts that have been audited by a verifying body. Budget flexible

    €907 (Avg Bid)
    €907 Povprečna ponudba
    71 ponudb

    Need a competent individual to make this.

    €690 (Avg Bid)
    €690 Povprečna ponudba
    63 ponudb
    NFT factory. Spanish dev needed 3 dni left
    VERIFICIRAN/A

    We need a Spanish dev experienced in Solidity. Only Spanish devs, preferably from Barcelona.

    €2348 (Avg Bid)
    Lokalno
    €2348 Povprečna ponudba
    30 ponudb
    Safuu Fork 3 dni left

    I want to make Safuu fork on binance chain

    €2041 (Avg Bid)
    €2041 Povprečna ponudba
    16 ponudb

    I'm searching for a blockchain expert, that knows if it's possible to get L2 Offchain-Transactions through Starkware in the Ethereum Network. And if it's possible, how do i get them in real-time with filtering. Starkware: I'm search for real-time Transactions for the following versions of Starkware: spot Trading V4 spot Trading V3

    €633 (Avg Bid)
    €633 Povprečna ponudba
    8 ponudb

    This project is for 1. creating a new token on the Flow blockchain, and 2. writing a smart contract that allows Flow NFT's minted on our platform to be staked, so the owner can earn these tokens over time Feel free to let me know if you have any questions Looking forward to working together ^^

    €512 (Avg Bid)
    €512 Povprečna ponudba
    37 ponudb

    Looking for expert full stack and smart contract developer to help integrate payment and biconomy (gasless user experience) into current codebase. If successful future full time work would be available if interested.

    €1147 (Avg Bid)
    €1147 Povprečna ponudba
    38 ponudb

    Looking for a freelancer experienced with Moralis, Deploying NFT marketplace, ERC1155 and NodeJs. I'm working on a project and need support in building web3 side of things. I've already built the wallet login and front end. Wrote the contract and able to deploy on opensea and rarible.

    €98 / hr (Avg Bid)
    €98 / hr Povprečna ponudba
    8 ponudb

    Smart contract Developer - Solidity, Solana, Rust, Ethereum - Crypto Wallet integration - NFT

    €13 / hr (Avg Bid)
    €13 / hr Povprečna ponudba
    13 ponudb

    Hi devs. My previous developer has an personal issue so I am going to hire other dev who can handle his stuff as a blockchain developer. The details will be provided to the candidate. I need a long term developer. I have too much stuff for my business. Please submit a proposal on this job post seriously!. scammer not accepted!

    €1512 (Avg Bid)
    €1512 Povprečna ponudba
    58 ponudb

    List of tasks: 1. Redeploy a new EXCOINCIAL network add the Blockchain to 2. Do some aesthetic frontend and backend work on such as logo change, colour change, content change. Here is a reference site: and you will do exactly what ZYX Scan has on such as display of graph using API, adding validators, multisender, connecting our bridge to explorer, connecting swap, adding testnet, etc. For the above task I think you have seen ? So should be updated to function like that. - Add logo - Add favicon - Make a few colour changes - Add meta data to the injector so we can manage it easily. - Make EXL price automated - Add price/market chart - Add smart contract verification - Add testnet - Add our social media links. So basically upgrade to the level of 3. Pr...

    €2696 (Avg Bid)
    €2696 Povprečna ponudba
    40 ponudb

    We have a sale contract embedded HTML file that needs to be integrated into a website. We expect the following function to bring into action. Create a page inside our website (probably this page will appear as a reaction to a CTA button) This page will have the following: a) Function to connect user's wallet(Metamask/Trust wallet). b) Receive BNB to our wallet. c) USD > BNB > SLN currency conversion. d) Name and Email Id input box.

    €364 (Avg Bid)
    €364 Povprečna ponudba
    8 ponudb

    We have a sale contract embedded HTML file that needs to be integrated into a website. We expect the following function to bring into action. Create a page inside our website (probably this page will appear as a reaction to a CTA button) This page will have the following: a) Function to connect user's wallet(Metamask/Trust wallet). b) Receive BNB to our wallet. c) USD > BNB > SLN currency conversion. d) Name and Email Id input box.

    €172 (Avg Bid)
    €172 Povprečna ponudba
    5 ponudb
    NFT MINTING Site 1 dan left
    VERIFICIRAN/A

    I have an ongoing nft project that is currently at the minting stage. Therefore, the service of a competent freelancer is needed to setup up a minting site for the project.

    €74 (Avg Bid)
    €74 Povprečna ponudba
    20 ponudb

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