Blockchain is a distributed register that is used to maintain a continuously growing list of records, called blocks. It has revolutionary applications in finance (such as cryptocurrencies like Bitcoin) and decentralized applications like online voting.

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    Buscamos un equipo de programadores blockchain para crear un juego nft, tenemos la idea, falta hacerlo todo desde 0

    $3479 - $5799
    $3479 - $5799
    0 bida

    Dear Developer, I am in search for a C# function/class[see 3) below] that I can use in my C# Winform Application which can return the "Unclaimed Fees" for a NFT Uniswap V3 position as they are shown on the below links for open positions on Uniswaps website. If below positions are closed when you try to open them. Try to change "140749" to any higher number below 145800. [log ...

    $187 (Avg Bid)
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    2 bida

    Build a NFT game + NFT marketplace

    $2553 (Avg Bid)
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    13 bida

    1.Смарт-контракты. 2.пулы ликвидности. 3.дизайн. 4. сайт Будут свои изменения в цифрах и в %. Но, в принципе, стандартный DexSwap с фармингом, пулами и вознаграждениями. Пишите, предлагайте. ТЗ отправлю в ЛК.

    $1190 (Avg Bid)
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    5 bida

    This is a crypto token on the BSC. We have a Dashboard that pulls information through several sources which may include Web3, Oracle and contract. It was working, in testing, prior to launch, but once we launched it no longer worked. The dashboard is on a React web page.

    $199 (Avg Bid)
    $199 Avg Bida
    28 bida

    Looking for a skilled full stack developer with high knowledge in the crypto development area. We're looking to complete our custom crypto dashboard, and have more details to give upon further contact. Required Skills - - RUST/Solana/DEX (with custom wallets) - Backend Nodejs/Express - Frontend Reactjs - Dashboard development - API integration and developments - Above and beyond atti...

    $4250 (Avg Bid)
    $4250 Avg Bida
    8 bida

    I need a blockchain developer who has experience in Ethereum, Deapp, Defi, NFT tokens, and etc. When applying to this job, add your experienced deapp and defi links and write down your roles in them. Thanks

    $33 / hr (Avg Bid)
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    10 bida
    Crypto exchange website 6 hari left
    DISAHKAN

    I want a crypto exchange website done that deals with popular currencies and blockchains like ERC, BTC and BSC. The website must allow users to create profiles and buy and sell tokens. It must also have live trading data and charts. It must allow the admin to manager users and add or remove tokens. The website must also include a KYC solution.

    $2393 (Avg Bid)
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    54 bida

    We are looking for a developer who can build and deploy a smart contract with the following functionality: - NFT smart contract (ERC-721) - When the mint function is triggered, the smart contract must call an external API (probably through Chainlink) and will receive as a response a URL to the IPFS JSON file. This URL must be saved as the URI metadata of the NFT. Behind the API we have a physical...

    $4750 (Avg Bid)
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    6 bida

    Note: Preference will be given to UK/USA/Canada/EU Send me links to recent similar websites that you have completed YOURSELF from scratch (do not link sites you have no proof of fully developing) Details: Build a web game website according to my designs and specifications (see google doc that will be sent). Website must have - - Game (game + relevant Admin Panel data + provably fair) - Deposit ...

    $5870 (Avg Bid)
    $5870 Avg Bida
    9 bida
    Solana Developer needed 6 hari left
    DISAHKAN

    I want to build a site similar to [log masuk untuk melihat URL] but with some adittional features. The features details wil be provided later. Bid only If you have experience in Solana, metaplex APIs Best Regards,

    $2568 (Avg Bid)
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    35 bida
    Build Ethereum ECR20 token 6 hari left
    DISAHKAN

    Looking for Full time developer with knowledge of ECR20 tokens and related API

    $22 / hr (Avg Bid)
    $22 / hr Avg Bida
    32 bida
    Solidity and Smart Contract 6 hari left
    DISAHKAN

    Our company is looking for professional blockchain developer who has rich experience in smart contracts(5+ years), solidity, solana and rust Selected developer will work on smart contract field with our team.

    $20 / hr (Avg Bid)
    $20 / hr Avg Bida
    13 bida

    Create Solana Smart Contract for NFT Collection - Create smart contract - Integrate button on our NFT landing page website linking to Phantom - Create the minting randomising We need somebody who can start immediately on this. We have the artwork ready to go.

    $1045 (Avg Bid)
    $1045 Avg Bida
    12 bida

    Dear Developer, I am in search for a C# function/class[see 3) below] that I can use in my C# Winform Application which can return the "Unclaimed Fees" for a NFT Uniswap V3 position as they are shown on the below links for open positions on Uniswaps website. If below positions are closed when you try to open them. Try to change "140749" to any higher number below 145800. [log ...

    $27 (Avg Bid)
    $27 Avg Bida
    2 bida

    Can you design an impressive 1 page website for our NFT Game Promotion? The design we want is like a game UI design – This is the best sample we can find. [log masuk untuk melihat URL] I sent you this link to Show the design style we are looking for. We ar enot looking for a slinterland game or all the pages and features. We need to explain our game idea very clearly and convince Players...

    $472 (Avg Bid)
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    10 bida

    anyone that is interested should dm me now for discuss

    $1380 (Avg Bid)
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    9 bida

    We have built a great DeFi project called Blue Swan. Currently, we are looking for a front-end developer with strong DeFi concept. Experience with cryptocurrency and blockchain technology is strongly required. We will go on hiring process with candidates who can work out the following assignment. Actually you are not forced to do any coding, just solution is okay since this is to make sure if you ...

    $150 (Avg Bid)
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    3 bida

    We are looking for a blockchain developer who has experiences in crypto wallet like metamask, connect wallet, dapper etc

    $171 (Avg Bid)
    $171 Avg Bida
    24 bida

    We are a team looking for someone who already (this is very important) developed a frontrunning bot (more of a "sandwich bot" actually...) We need a bot that can snipe, buy and sell crypto (on either uniswap or other famous dexes (pancake on BSC for example) based on a specific algorithm that we own and that we developed on the past 8 months. The bot has to : - Analyze mempool transac...

    $1343 (Avg Bid)
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    31 bida

    Hey! Looking for a blockchain developer to help integrate some blockchain functions in our app. We are building a crypto quiz app in the style of HQ trivia but with crypto rewards. Most of the front end of our app and also back-end in terms of live-streaming and stuff like that is mostly done but we want to integrate a bunch of features that we need a solid blockchain dev for. So, what we ne...

    $4627 (Avg Bid)
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    12 bida

    Senior Web and Blockchain developer needed. For my interactive audio nft and nft market place This is a long term position.

    $1400 (Avg Bid)
    $1400 Avg Bida
    19 bida

    Looking for a technology consultant who has experience in Bitcoin Mining (Cryptomining) & overall Data Centre Setup The key deliverable expected is: 1) Feasibility study of Cryptomining in India (large scale) 2) Desirability & Viability of setting up datacenters & Bitcoin mining farms 3) Business Model 4) Technical implementation plan (detailed) for Data Centre + Cryptofarm 5) Recomm...

    $167 - $500
    $167 - $500
    0 bida

    I created an interactive NFT application minted on the Hicetnunc platform, I need to allow the nft to unlock features when viewed on IPFS. Currently the interactive NFT I created works (unlocks download feature if user owns it), but Hic does not allow for downloads within their iFrame. I need to be able to view the NFT on ipfs, where it can sync with a wallet and confirm its owned by the user and...

    $1660 (Avg Bid)
    $1660 Avg Bida
    5 bida
    TokenPow auctions 6 hari left
    DISAHKAN

    Requirements: [log masuk untuk melihat URL] [log masuk untuk melihat URL] [log masuk untuk melihat URL] and willing to learn new technologies I pay fixed price 500USD per week, each sprint is 1 week

    $8321 (Avg Bid)
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    15 bida

    Hello, We are based in Bhopal and listed in top 3% freelancer community, looking for an individual or a dedicated company that works on blockchain technology, preferred locations are Bhopal and Indore, though not limited. From past 5 years we have been working as Outsourcing company, planning to shift to Web 3 and blockchain associated project as freelancer contacted to there top most PF to be p...

    $1966 (Avg Bid)
    $1966 Avg Bida
    4 bida

    Hi, I am looking for a fulltime Full Stack, Frontend, Backend, Blockchain Developers to start immediately. - At least 2 years experience in GIT. - We are only looking for freelancers (strictly no company) - You can work Fulltime. - I need your Updated Resume - Please Provide your GITHUB.

    $17 / hr (Avg Bid)
    $17 / hr Avg Bida
    21 bida

    Hi, we're looking for a web developer who are proficient with coding and has an experience with building blockchain game. We are a start-up company looking to create a mobile game in which its system runs with cryptocurrency. We are considering two ways to develop the game which is whether to build the game from the scratch or to buy a source code and develop from it. Please refer to the tem...

    $1277 (Avg Bid)
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    39 bida

    Is there an any way that I can create a specialize interactive NFT that will use the front face camera on a mobile device? It's basically an interactive NFT. Also, can I sell this special type of NFT on the Open sea platform?

    $37 (Avg Bid)
    $37 Avg Bida
    4 bida

    Hi, I am looking for a senior NFT & Blockchain developer that can create the smart contracts across various networks. If you have experienced, please send some example websites you have created. I will be building the project on [log masuk untuk melihat URL] and you will need to have JavaScript experiece as well.

    $23 / hr (Avg Bid)
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    32 bida

    Hello I need experienced solidity developer to fix errors while deploying contracts into Binance Testnet deployment We need to deploy testnet first and make everything works and then connect api and marketplace Source code [log masuk untuk melihat URL] Error we got while deploying to testnet is Fail with error 'Ownable: caller is not the owner'

    $588 (Avg Bid)
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    19 bida

    I need a new coin developed on binance smart chain. Very simple design, only features necessary are programmable reflection, timelock. Front end development should be included in bid. IOC needed too. Budget for everything is $500

    $698 (Avg Bid)
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    9 bida
    Blockchain and SMS project 6 hari left
    DISAHKAN

    I am creating an iOS and Android app where blockchain development is key.

    $8945 (Avg Bid)
    $8945 Avg Bida
    31 bida

    Hello, we need an account manager to manage our company's forex account worth $10000 equity. only experience freelancers should bid, thanks.

    $3000 - $5000
    $3000 - $5000
    0 bida

    Hi, i am looking for expert that can modify my smart contract to pass pdf via this smart contract. This was my requirement in start time, but almost done: 1. I need smart contract to create NFT for the certification(pdf) 2. the app calls back the blockchain addresss tx from API Already compiled this using truffle and deployed compiled smart contract in rinkeby. And developed node js script for a...

    $30 - $250
    Dimeterai
    $30 - $250
    6 bida

    I need to create new decentralize application and combine with my social media app..need blockchain developer

    $18 / hr (Avg Bid)
    $18 / hr Avg Bida
    14 bida

    We’ve established a startup that will focus on NFTs for physical objects and attached legal contracts using smart contracts and we’re currently looking for a driven and talented developer who can help us build our beta platform. More information to follow during introductory meeting/VC.

    $38 / hr (Avg Bid)
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    26 bida

    looking for a Solidity developer to write and launch a relatively simple ERC-20 smart contract. The work will be writing the contract and seeing through to launch. The token will have automated burn and monthly distribution elements based on relative purchase and contribution to specified wallets. Compensation will be negotiated between fiat, stake in the project, or both. Deliverables Fully ex...

    $673 (Avg Bid)
    $673 Avg Bida
    23 bida

    Note: Only bid if you're able to work on this within my budget. I will select the best bid with the required skills. Thank you. I need a system working on blockchain technology, which can be able to sell or buy land repositories (digital transactions of buying and selling of land to different owners) (could be a specific number or token) through a secure transaction method. In simple, you ...

    $200 (Avg Bid)
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    2 bida

    I am looking for 1-2 talented individuals to assist my team with the launch of a 1500 piece genesis collection. I need someone with blockchain experience that can develop a website with meta-mask functionality along with a token smart contract in the next 30 days. I have provided marketing services for 2 teams that have done a combined 9,000+ Ethereum in sales volume. My goal is to achieve ...

    $13645 (Avg Bid)
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    20 bida
    subastas.io 6 hari left
    DISAHKAN

    auction site, that let's anyone upload, create and sell nft's. the idea is to build a site that could be similar to opensea or rarible. An NFT marketplace

    $1567 (Avg Bid)
    $1567 Avg Bida
    16 bida

    Basic games. I need a professional that can build cryptocurrency game app or not cryptocurrency only games. Send me info about games and cryptocurrency. Experience with building blockchain game. Based on the basic template(which is very similar to Cooper Planet) we created in the first phase, we will add more elements on the website menu. You know how work crypto games? Im game developer and i wan...

    $3250 (Avg Bid)
    $3250 Avg Bida
    15 bida
    Create a Pinksale Sniper Bot 5 hari left
    DISAHKAN

    Hello guys, I am looking for someone to create a bot for pinksale presales. It should have the following features: 1. Get into the first block of the presale 2. Automatically claim the tokens once the presale is finalized

    $306 (Avg Bid)
    $306 Avg Bida
    6 bida

    We actually search artist for our project so we would like to hire a developer to work with us and the designers on building out our project and bringing the design's to the Blockchain. Please provide your previous experience and projects as we would like to work with your experience.

    $24 / hr (Avg Bid)
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    27 bida

    I am looking for a blockchain developer who has experiences in crypto wallet

    $25 / hr (Avg Bid)
    $25 / hr Avg Bida
    7 bida

    To create a non-fungible token (NFT) marketplace website on the cardano blockchain. Professional and modern UI/UX design, integrated NFT smart contracts, NFT mint engine, wallet integration of choice, metadata viewing access, how-to/FAQ guide, and contact page. 5000USD Max Budget

    $21 / hr (Avg Bid)
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    34 bida

    Hello, I need a backend developer with deep experience in NFT development to create a pilot to simulate an essential marketplace. The pilot will run on a sandbox: we are exploring Ethereum L2 protocols in order to save gas. Basic requirements: - NFTs/Collection creation from metadata - Users can purchase NFTs using credit cards (or a stablecoin like USDC) - Search and display functionalities B. T...

    $36 / hr (Avg Bid)
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    37 bida

    Am seeking for a professional blockchain developer to help me develop crypto wallet app like trust wallet for both android and ios

    $2587 (Avg Bid)
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    12 bida
    Clone STEEM Blockchain 5 hari left
    DISAHKAN

    I am looking for a team to fork the STEEM blokchchain and install it on our private cloud

    $16500 (Avg Bid)
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    39 bida

    I have already site coded to html. I need same function of coindataflow will give more details if you seem alright to me. my minimum budget is $1200+

    $1291 (Avg Bid)
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    28 bida

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