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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    45 jobs found, pricing in SGD

    Need to mint NFT on XDAI using metartansactions for paying on Ethereum mainnet. For reference [login to view URL] Technical request: [login to view URL]

    $2115 (Avg Bid)
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    6 bids
    Frontrunner bot for Uniswap 6 days left
    VERIFIED

    Looking for a solidity developer to build frontrun bot for Uniswap.

    $1300 (Avg Bid)
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    2 bids
    DeFI Blockchain DEveloper 6 days left
    VERIFIED

    similar mechanism like [login to view URL] with differenet details about rewards and pools Looking for dev to make it and he should did same project before i increased the budeget to increase the quality it is not important if you did not do same this project before but at least you should know how yon can do with all steps so chat with me with all steps and details and you can update you...

    $2060 (Avg Bid)
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    ERC20 tokens and ERC20 USDT 6 days left
    VERIFIED

    Need to integrate erc20 tokens and erc20 USDT into a peatio exchange ([login to view URL]). We are currently running an Ethereum full node(Geth).Please only bid if you can work of github link. We are only interested in this version of peatio. Developer must use own environment. Solution must be well documented and tested.

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    We'd like to collaborate with a potential cryptocurrency trading expert to convert/swap our upcoming tokens those have been minted on Ethereum main network for locking the liquidity and raising the required funds for the project's development stage. We are running our forked blockchain methodology in a decentralized network globally with very low maintenance and burning rate using proof ...

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    ethereum token created 5 days left
    VERIFIED

    i need a custom erc20 token created that can be staked

    $1036 (Avg Bid)
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    18 bids

    I want to build a cryptocurrency exchange which is fully based on Blockchain technology. It's a start-up and I'll be needing end to end tech solution. From API to designing to website building

    $3660 (Avg Bid)
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    Crypto / Blockchain Marketing 5 days left
    VERIFIED

    **YOU MUST HAVE A GOOD KNOWLEDGE OF CRYPTOCURRENCY.** X8C’s Brand Builders drive multi-platform promotional campaigns with two primary objectives. First, is to create a vibrant and enthusiastic community of engaged followers who will act as ambassadors to help promote the project in their trading circles and evangelize to other investors. Second, is creating broad exposure across ...

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    This project will be similar to already existing dapp ( [login to view URL] ) based on Tron blockchain. Smart contract code is open source and is available on Tronscan. Job involves new token generation, staking portal, website backend and frontend and smart contract api integration, Tronlink wallet api integration and everything that is required to make a complete working application as above. In...

    $3876 (Avg Bid)
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    ethereum custom erc 20 5 days left
    VERIFIED

    I need a custom erc 20 coin with staking and I also need transfer ownership and burning also.

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    I am building an app using which restaurants can sell food. I would like to automate the restaurant registration process through the use of smart contacts. So, whenever a restaurant registers on my app, the smart contract should be made available to them. I need to discuss with the developer before initiating the development to have more clarity.

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    Need help with setting up [login to view URL] I would like to set it up for my company and make a website to acess it. more details to be given by chat.

    $19 / hr (Avg Bid)
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    We need a small component for our crypto project to simplify the automatic payout of ERC-20 tokens. The component should be able to transfer our ERC-20 token from our website via an API (REST). Most important: - The component sends our ERC-20 token via the 2nd layer of the OMG network. [login to view URL] - Each transaction could have one or several hundred transactions. - The component should r...

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    BTC no KYC instant 5 days left
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    Need BTC no KYC verification with instant

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    5 bids
    Blockchain signature journal 5 days left
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    Develop a blockchain signature journal

    $3514 (Avg Bid)
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    12 bids
    ERC1155 Smart Contract 5 days left
    VERIFIED

    I need an ERC1155 smart contract developed that allows me to always add new fungible and non-fungible tokens and distribute them to multiple or single addresses. The non-fungible will act as an identity token (1 per wallet). I want to have the ability to attach metadata URI to all new non-fungible tokens that are minted. The fungible will act as a set of reward points (unlimited per wallet - Inf...

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    Hello- I would need someone who can install Caliper on my server which is based on Sawtooth. Please let me know if you can do it. I also have Fabric server, if you prefer that one , it could be fine.

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    Fork a blockchain project 4 days left
    VERIFIED

    We want to fork UniSwap and personalize it to our own idea. We would create a token for this and this token will be distributed to those who use our platform to swap tokens. said proof of swap

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    Looking for a developer with crypto passion, experience in Solidity, experience from asynchronous architecture, and of course Python work and creating Python libraries. You should have worked with DEX and CEX RPC/websocket APIs for order management, order book subscriptions, authentication and error handling. Plus points if you're an active OSS contributor. You should have some experience wit...

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    New website (NDA required for details) and for the service we are building in blockchain using the Ethereum platform. Initially looking to create our own token, and need a developer to integrate everything into the website, including smart contracts. Will also potentially have the developer help maintain the website in regards to blockchain going forward, until we hire somebody full-time.

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    I'm looking to start an Ethereum project that uses fungible tokens and NFT's, with some internal logic to how they interact (eg kinda like Cryptokitties GeneScience algorithms). Looking for initial best practices help, tooling, and MVP's for contract and internal algorithm, etc. Looking for someone experimental and creative more than number of prior Ethereum jobs. More to come in fu...

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    Hi, We're looking for a DeFi developer to join our team. Here are some of the responsibilities: -building an ERC-20 token with in-built unlock schedule. -building a smart contract to accept a certain ERC-20 token and take actions based on it. -farming/staking system -collateral based lending -cross chain support -on-chain governance -auditing smart contracts -Building APIs Time commitment...

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    A highly talented developer is required to create a blockchain explorer similar to: [login to view URL] for [login to view URL] [login to view URL]

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    Blockchain Development 3 days left
    VERIFIED

    Blockchain Development for an application purpose.

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    Hello, I am looking for an experienced blockchain developer who has built an algo trading bot on Uniswap with features, for example frontrunning. The interface should be easy to use and should come with existing strategies, or easy to implement strategies for new and existing tokens. I am requiring a developer who has created a bot; a pre-existing tool is acceptable as well. Strategies should i...

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    This is not a web scraping task, it requires interaction with the ethereum network through an API. I need someone to write a Python 3 code that gathers all the transactions and trades of an Ethereum address and writes it to a csv file. The algorithm should be able identify trades that occur on Decentralized Exchanges such as on Uniswap and capture what token was bought or sold and for how much. ...

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    We are looking for an experienced developer that understand TRON smart contract codes so as to go through and explain features existing smart contract on [login to view URL] to us

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    Blockchain part is already built, need help building the front end

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    Looking to build a forsage like script on the tron network with customization. More details to follow.

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    i need a good developer, who's looking to work for a long term on a crypto currency exchange project, the developer must have experinece in building an exchange that supports; spot trading margin trading ecr20 token listing algorithms must be efficient with mean stack, [login to view URL] or ruby on rail. pls only bid if you have done something similar to this project before. willin...

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    ERC20 Trading Application 1 day left
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    Looking for someone that could help me build an application to front-run pending transactions on the Ethereum network when I buy and sell manually on uniswap contracts. Pretty much I just want to ensure that when I put a transaction through, that I'm prioritized over as many pending transactions that are currently pending as the gwei is auto-adjusted to front-run as many as it can. of course,...

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    We are looking for a seed funder or an angel investor to join a new cryptocurrency project and provide the required fund of the token listing on a major cryptocurrency exchange for pairing the token with Ethereum. This project has current 10 billion minted tokens and the whole technical support and implementation stages have been completed successfully. Investor will receive 50% of the whole minte...

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    Project for Milan 1 day left
    VERIFIED

    to add logo on uniswap trading peirs

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    Hello, I need a very beautiful ui and mobile responsive dogecoin template for gc script. User need to register with his dogecoin address and password to login. It has to be dogecoin template and it has to be connected to dogechain api so users can be seeing their transactions on dogechain scan.

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    development of BlockChain project : [login to view URL] to lisk [login to view URL] and sidechain [login to view URL] explorer [login to view URL] deployments [login to view URL] "lisk" name according to our requirement. [login to view URL] the address prefix

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    [login to view URL] ethereum Base Defi (decentralised finance) token YFI ,SUSHIS 2. Our user add liquidity as USDC, USDT, DAI like function [login to view URL] . org/#/ swap their liquidity token use to our website user earn more our defi token . just like bns. finance also this liquidity token use for our swap and user also load liquidity to our website pool similar app.uniswap. org/#/ sw...

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    Smart Contract 1 day left
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    Looking smartcontract, smartdity blockchain developer

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    A yield optimizer platform with valued strategies regularly uploaded on Binance smart chain, I can provide the protocol to fork

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    The project is a Blockchain Approach to Tax Administration in Nigeria. How Blockchain can aid compliance among tax payers (SMEs) Small and Medium scale Businesses. The work proposed Blockchain application Which can be test run among selected SMEs. It's expected that the proposed Blockchain solutions will cover tax collection, tax remittance. There should be options for remittance either...

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    Do not bid if you do not have any experiance of solidity programming. I need a MLM system based on Tron blockchain. please check image attached.

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    I want Hire TRon Dapp smart Contract : TRON HYIP What kind can you do? Offer work price? How many days work to finish final? Send me a sample of the website? TRON HYIP TRON INVESTMENT TRON MATRIX TRON ROI INVESTMENT PLAN Tron Token Smart Contract ex : [login to view URL] [login to view URL] [login to view URL] ++++++++++++++++++++++ What kind can you do? Offer work price? How many days work t...

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    GAMIFIED WEBSITE/FORUM 3 hours left
    VERIFIED

    Virtual World/Marketplace for Desktop/IOS *Similar to Decentraland* [login to view URL] and Super Rare [login to view URL] Includes: Blockchain Marketplace for hosting artwork, selling and reselling (secondary market) Set up an online community for users to particulate in discussions, get feedback from peers from virtual communities, engage in social networking, upload videos, and upload user ge...

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    I am seeking a smart DApp developer who can assist me with various development. If you are not responsible, communication less dev, please skip my proposal.

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    Настольное приложение для изучения технологии блокчейн на языке C#. Представляет собой обучающее приложение основам технологии блокчейн, что-то вроде интерактивной презентации. Desktop app for learning blockchain technology (C#). It is an educational application for the basics of blockchain technology, something like an interactive presentation.

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    Olá, preciso da criação de uma plataforma web para monitorar transações/atividades na blockchain do Ethereum. A plataforma deve informar ao usuário quando novas transações/atividades ocorrerem em determinados endereços na blockchain, com informações em tempo real, conforme dinâmica a ser repassada ao desenvolvedor....

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