Blockchain Jobs

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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    127 jobs found, pricing in USD

    An app that can make payment for products with QR code.

    $1087 (Avg Bid)
    $1087 Avg Bid
    8 bids

    want cryptocurrency full stack

    $1583 (Avg Bid)
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    3 bids
    Development for farming defi 6 days left
    VERIFIED

    Hello need an developer for profitable Defi like Venus, farming swap or lending protocol.

    $54333 (Avg Bid)
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    3 bids

    Develop a blockchain application through Telegram. Use Ethereum blockchain.

    $364 (Avg Bid)
    $364 Avg Bid
    8 bids

    Blockchain bitcoin flashing software requirement. I am looking for a developer who can develop BITCOIN flashing software. With this software I will be able to do the followings:- 1. Should be able to work and upload with a bitcoin wallet having zero current balance 2. Any uploaded bitcoin should be transferable up to five wallets(wallet to wallet) 3. The uploaded bitcoin should be able to rema...

    $396 (Avg Bid)
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    3 bids

    [login to view URL] - I want this source code to be updated for the latest React Native version - Deliverables: Android App and iOs App + Upgraded Source Code

    $125 (Avg Bid)
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    4 bids

    I want someone who will check my tron smart contract based coding

    $18 / hr (Avg Bid)
    $18 / hr Avg Bid
    1 bids

    Dear programmers i am looking for a programmer who can do a blockhain cryptocurrency exchange with the following features 1- including all listed tokens (listed tokens will be decided by site admin) 2- including exchange rate and fees 3- buy prepaid tokens offers (ecommerce) ty

    $420 (Avg Bid)
    Featured
    $420 Avg Bid
    8 bids

    I need someone to develop a cryptocurrency like bitcoin

    $3383 (Avg Bid)
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    9 bids

    Ethereum and Tron Node installation and configuration for the crypto exchange. If you are an expert in crypto exchange development. Please contact me.

    $647 (Avg Bid)
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    2 bids

    Hi! My fixed budget for this project is $50. Please DO NOT bid if you do not agree with the it and or you cannot offer it me within this price. Thanks! ============================================ I am looking for a Microservices and AI/Blockchain crash course of 6 online lessons. My goal is to understand Microservices over the Blockchain, and ideally (but not mandatory) manage to connect my Ra...

    $30 - $250
    $30 - $250
    0 bids

    I require blockchain experts to create a POC prototype for a blockchain project NFT marketplace with ERC 1155 Require POC with wireframes and designs included and functional, if possible. It needs to be created within a week. Deadline is priority. We will award the project to ones who will create POC and budget can be discussed.

    $1628 (Avg Bid)
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    7 bids

    I need someone who can help us in developing a mobile application based on DeFi. everything would be initially done on ethereum blockchain only. you need to make decentralised exchange and some liquidity pool like Uniswap. also mobile application must have the wallet too, little bit like trust wallet I'll explain you more regarding this. basically you have to be a part of our team and work w...

    $1057 (Avg Bid)
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    9 bids

    We are looking for the developer who has extensive experience in working with Pancakeswap frontend. Need to be able to implement the smart contracts to frontend successfully.

    $3875 (Avg Bid)
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    2 bids

    5 - 6 page website. Hopefully on WordPress. Easy to edit / maintain, sign up page to record email address and other info, Ideally price would include all design and text content added. Please ask any questions! We would like our design close to this site -- [login to view URL] Sample of charts and Graphs [login to view URL] [login to view URL] Website design examples: [login to view URL] [login...

    $308 (Avg Bid)
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    15 bids

    We are launching our own chain soon and we require people to help structure our marketing and community engagement. Looking for someone with experience in the blockchain/ crypto space that will not only create a strategy but actively work to put it to practice through managing the social media channels, writing content and developing and carrying out SEO strategies.

    $17 / hr (Avg Bid)
    $17 / hr Avg Bid
    16 bids

    We are looking for some developers who are interested in the NFT (Non-Fungible Token), crypto collectibles and blockchain space, to work with our team on several exciting projects. Looking for an all-rounder, with a specific focus on front end and API integrations. Great attitude, high performance, quality of work, and attention to detail are what we are looking for. Are you willing to...

    $24 / hr (Avg Bid)
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    22 bids
    ERC20 Token 6 days left
    VERIFIED

    Hello, We need ERC20 token development with stake reward.

    $420 (Avg Bid)
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    1 bids

    I need a custom ERC20 token created With the staking rewards? I would like an incentive for keeping their money in the ecosystem. Stakers of token X will recieve rewards in the form of interest paid in token X. At a rate of 10-20% APY. Owners of business would own 20-33% of tokens, 20-33% distributed for free or low incentive and 33-44%will be retained for staking rewards at a fixed rate. Tell m...

    $650 (Avg Bid)
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    2 bids

    Hey there, I need a custom ERC20 token with staking features With the staking rewards? I would like an incentive for keeping their money in the ecosystem. Stakers of token X will receive rewards in the form of interest paid in token X. At a rate of 10-20% APY. Owners of business would own 20-33% of tokens, 20-33% distributed for free or low incentive, and 33-44%will be retained for staking rewar...

    $30 - $250
    $30 - $250
    0 bids
    Crypto exchange 6 days left
    VERIFIED

    I need a new website and apps. I need you to design and build it. Please, no India.

    $1218 (Avg Bid)
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    18 bids

    It is a simple dice game. Use a token designed by us, a casino strong enough not to run out of funds

    $543 (Avg Bid)
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    7 bids

    ONLY APPLY WITH EXPERIENCE AND AN EXAMPLE FOR BLOCKCHAIN PORJECT!!!! ([login to view URL] / dapperlabs) I'm looking for someone or a team with experience to build a website to buy and trade nft art. the website should have similar features and visuals as [login to view URL] or [login to view URL] the website should use either api from [login to view URL] or from [login to view URL] Very imp...

    $20 / hr (Avg Bid)
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    17 bids

    I am looking for a long-term engineer for our blockchain project the person has to create a tokens on blockchain (ethereum, binance ect. we will launch different project) manage the technical aspect of the token and site, quickly correct problems, do customization, etc. we are looking for a fast and reliable person. we require honesty in our work, if a task takes 30 minutes, don't tell us t...

    $15 / hr (Avg Bid)
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    14 bids
    Pancakeswap Fork 5 days left
    VERIFIED

    We are looking for an experienced developer for a DeFi application on Binance Smart Chain. We want to create a similar project to Pancakeswap. We need an exact replica of Pancakeswap along with the website and all the features like yield farming, lottery, nft market. Also need to guide me through the process. [login to view URL] [login to view URL]

    $464 (Avg Bid)
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    5 bids

    I need a developer familiar with blockchain and web development to outline and oversee our project for development. details will be submitted when qualified applicant is chosen, a zoom call will also be needed to make sure project is fully understood. Project includes KYC verification integration Blockchain data storage API for website integration Duties will be: Outline Project for developme...

    $525 (Avg Bid)
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    9 bids

    We're building a portal which will allow users to invest in Liquidity Pools, using a "one click" method, and incorporating ETH Layer 2 to reduce gas fees. Before we code the smart contract, we want to make sure that the tokenomics is sound. So we'd like guidance on this. We'll send you more detailed info on this project when we engage in a conversation.

    $450 (Avg Bid)
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    4 bids

    Hello every freelancers. I want to develop an app to show all trade history like [login to view URL] my budget is 250.

    $433 (Avg Bid)
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    8 bids
    Uniswap Explorer 5 days left

    Hello every freelancers. I want to develop an app to show all trade history like [login to view URL] my budget is 250.

    $433 (Avg Bid)
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    3 bids

    We need a Blockchain developer for very small POC. below is the project Requirement. First read and then apply for this POC development: We need a dAPP would act as light node connected with a full Ethereum node hosted in our environment that would be connected to public Blockchain using IPFC for document sharing.

    $163 (Avg Bid)
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    1 bids

    Looking for a developer to create a cryptocurrency that functions like dodgecoin, more details of the project will be shared when developer is selected

    $1283 (Avg Bid)
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    15 bids

    Hi everyone, I am looking for someone who can help me with connect my dapp to crypto currency wallet apps (metamask, trustwallet, argent, etc) with walletconnect but I have some questions about it. Can you help me please? Thanks

    $15 (Avg Bid)
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    1 bids
    Update custom uniswap router 5 days left
    VERIFIED

    I have a copy of uniswap router, there are few changes to be made.

    $140 (Avg Bid)
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    1 bids

    We are doing online markteting for Landingpage and would like to send our story and vision out by reporting on some good Crypto news sites Project is about P2P crypto trading for worlds unbanked people and will have many more specific features than current mainstream sites. Requirements [login to view URL] english speaker [login to view URL] of experience on crypot news and contents writing,re...

    $90 (Avg Bid)
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    23 bids

    Seeking advisors for P2P crypto exchange project CoinChum is a Global P2P crypto exchange built for traders especially in African market. Pitch page is completely now Whitepaper and backend also in progress. NOW,we are seeking Experienced Advisors who can join us during our growth road towards success. You should possess vast knowledge in the following fileds: [login to view URL] technolo...

    $176 (Avg Bid)
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    5 bids

    HTML site is complete and will begin backend job next month. Landingpage is ready and TOKEN has not been created yet. Project is about P2P crypto trading for worlds unbanked people and will have many more specific features than current mainstream sites. Will also consider to compensate for TOKENS if satisfied with your work. What i expect from the work [login to view URL] and weekly progress...

    $11 / hr (Avg Bid)
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    6 bids

    I need someone who can write articles on cryptocurrency market update for a telegram channel. you must know atleast basics of cryptos & crypto chart like support, resistance must be known to you. you need to write article based on chart and give market update. I will need you to write 12,000+ words (approximately) every month and it's a long term work. you must have some previous experi...

    $83 (Avg Bid)
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    I want to create a Cryptocurrency and build an eco system around it , for reference you can see here [login to view URL] Key Words - AMM Yeild Farming Pooling Staking Deflationary Mechanism --These features will be enough to get started with

    $1833 (Avg Bid)
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    3 bids

    Hello community, I need to completely fork the classic sushiswap project

    $652 (Avg Bid)
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    2 bids

    · Developing smart contracts. · Developing interactive front-end designs for Dapps. · Supervision of the entire stack that runs the Dapps. · Backend development pertaining to the blockchain. · Being involved in the research, design, development, and testing of blockchain technologies. · Brainstorm and evaluate applications for new tools and technologi...

    $46 / hr (Avg Bid)
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    24 bids
    Crypto and fin tech writer 5 days left
    VERIFIED

    Write crypto and stock news articles

    $59 (Avg Bid)
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    10 bids

    We are looking for an experienced developer for a DeFi application on Binance Smart Chain. We want to create a similar project to Goose Finance. What we need done is creating a fork of Goose Finance ([login to view URL]) along with the website and all the features like yield farming (with bnb, busd and our own token). An exact replica of the Goose Finance without the need to change anything wou...

    $2220 (Avg Bid)
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    8 bids

    I need you to develop a BTG SPV client in Rust. It will be a smart contract which can verify deposit transactions (SPV) and can sign transactions to withdraw coins.

    $3000 - $5000
    $3000 - $5000
    0 bids
    SCOPE OF WORK 4 days left
    VERIFIED

    I need help to create an SOW for a future website development project i have in mind. I need to put my vision on paper and need assistance with that, everything in detail & the website idea is Crypto related so you would need to be knowledgable in this field, if you are please contact me and we can discuss a rate. thanks!

    $597 (Avg Bid)
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    7 bids
    Solidity contract developer 4 days left
    VERIFIED

    - We have an old contract in v0.6.6 which is not yet released. - We need some new functions and rewrite in v0.7.x - This will be among applications we are developing (games and quizzes) - we do not create gambling games! All function to be developed (aside from the general ones) - CreatePot (create a stake for users to send eth, set initial value) - EnterPot (get into the pot, with the exact amou...

    $566 (Avg Bid)
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    3 bids

    I need a website built that has dapps erc20 and nft must have blockchain experience will explain in detail in chat

    $587 (Avg Bid)
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    12 bids

    Hello, I recently developed an ERC20 Token contract. I would like to build a project behind, including website, whitepaper, etc.. In order to list the token to Exchanges.

    $550 (Avg Bid)
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    14 bids

    I want to create a crypto currency using the erc20 blockchain. I also need user wallet for Android and iOS and desktop wallet for Linux, windows and Mac. Website and merchant app for retail stores and online sellers. Website can be Shopify, wallets can be templates without design and merchant app can also be a template with our design. This is a fairly easy project for someone who knows what the...

    $1388 (Avg Bid)
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    9 bids
    Website and dapp 4 days left
    VERIFIED

    Hello, I need a website built that requires a login that is generated from a erc20 coin we sell as membership fee..I need that coin to be transferable so once the user purchases the coin they can sell it at anytime. Inside the website I need a dapp through wax to make a nft marketplace for users to be able to buy/sell/trade their own nft with each other...I would like each user to have their own p...

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    I have a blockchain DApp ([login to view URL]) requiring a couple of fixes. Firstly we wish to include wallet integration connection type Web3 modal ([login to view URL]) with a simple connect button in the top right corner of the page (see [login to view URL] for a good example of how this was implemented) Secondly, we want the react flip counter (one of the external react components - see our g...

    $225 (Avg Bid)
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    7 bids

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