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.

雇佣 Blockchain Developers


    153 份搜到的工作,货币单位为 HKD

    I need to buy a arbitrage bot that is working between pancakeswap and backeryswap. Place bid if you have full-working bot already.

    $5324 (Avg Bid)
    $5324 平均报价
    3 个竞标

    I need a developer for my mini game NFT.

    $163 / hr (Avg Bid)
    $163 / hr 平均报价
    9 个竞标
    Crypto token devlopment 6 天 left

    Would like to create Bep20 token which has airdrop and ICO options in smart contract

    $2604 (Avg Bid)
    $2604 平均报价
    5 个竞标

    Hiện bên mình cần hơp tác với một đội ngũ Developer chuyên sâu kinh nghiệm lập trình blockchain, đã từng có kinh nghiệm lập trình sàn giao dịch tiền điện tử. Lưu ý: mình chỉ cộng tác với các Dev ở Vietnam, ưu tiên khu vực tp.hồ chí minh.

    $93 / hr (Avg Bid)
    $93 / hr 平均报价
    2 个竞标
    Fork Tornado cash for Polygon 6 天 left

    I want to fork Tornado Cash for Polygon Blockchain Tornado cash is a privacy blockchain which breaks the link between a sender and receiver. Its a open source project and all the code is in the github. You have to fork the github code and complete the project. You can use a simple UI to deposit and retrieve functions. Github link - [登录来查看链接] [登录来查看链接] is the working project. All code in ...

    $9163 (Avg Bid)
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    28 个竞标

    Build a block chain network for EV charging infrastructure

    $163 (Avg Bid)
    $163 平均报价
    5 个竞标

    I am looking for someone who can create a private crypto coin. Please let me know if you can help

    $148 / hr (Avg Bid)
    $148 / hr 平均报价
    14 个竞标

    i am looking a payment gateway integrated to my site where customers can pay using card or any other payment method and this platform should send payment to my account with crypto looking suggestions and prices for integration with little explanation about it

    $1586 (Avg Bid)
    $1586 平均报价
    11 个竞标

    I am very close to configuring this plugin for my website. I have everything setup perfectly as far as i can see, however there are a few things that need configured. Wallet doesnt show ETH balace (see attached) When trying to send crypto to recipient nothing happens when i click the button. (see attched) Wehen attempting to complete purchase I get plugin error message. Something small needs con...

    $249 (Avg Bid)
    $249 平均报价
    9 个竞标

    I need a app like Trust:Crypto and bitcoin wallet Android app. I already have a front end and i need a backend developer for this.

    $9000 (Avg Bid)
    $9000 平均报价
    6 个竞标

    [Request details] Application development for operating electronic authentication blockchain server for nft provision. * Note: Make it easy to maintain. 【 delivery 】 I want to consult and decide [Points to be emphasized / development experience] ・ Those who can complete ・ Please transfer the copyright of the adopted work to us and apply after agreeing not to exercise the moral rights. ・ We will...

    $62 - $117 / hr
    $62 - $117 / hr
    4 个竞标

    Looking for a blockchain expert that is knowledgeable about crypto & blockchain in the area of, development, design, and product management. We are looking for a technical lead who is an ardent fan of building products and solutions that solve keys problems

    $11627 (Avg Bid)
    $11627 平均报价
    13 个竞标
    Coin listen 6 天 left

    I need profession person for coin listen, i dont know anything about it but i want to have my own coin, So, any seller that can explain before we talk about cost can come in Regards.

    $3723 (Avg Bid)
    $3723 平均报价
    12 个竞标

    Se necesita freelancer para crear tokens no fungibles ( NFT ). Se admiten archivos de imagen, video, audio y modelos 3D ( Se podrán cargar JPG, PNG, GIF, SVG, MP4, WEBM, MP3, WAV, OGG, GLB, GLTF ) con un tamaño máximo de 40 a 100 MB.

    $1181 (Avg Bid)
    $1181 平均报价
    11 个竞标

    I want someone to add my new token to stallerterm

    $3940 (Avg Bid)
    $3940 平均报价
    15 个竞标
    Develop a crypto token 6 天 left

    I’d like help with minting a new crypto token on an existing blockchain. I only have a few simple requirements in mind before launching a unique marketing campaign, but it would be great to have someone knowledgeable of the best options for my goals and who can communicate well. Please feel free to reach out with a bit about your experience and how you might like to get started. Thanks!

    $9140 (Avg Bid)
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    52 个竞标
    BSC node Linux 6 天 left

    I want to setup a BSC node with access to WSS

    $1547 (Avg Bid)
    $1547 平均报价
    10 个竞标

    Hi, Developers, I hope you all are doing good. I need a Token with these features -Farms & Pools -Liquidity Lock -Referrals -NFTs Bonus For reference token check this website I exactly need like this one - [登录来查看链接] Please bid if you can create like the mentioned token. Regards.

    $1267 (Avg Bid)
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    6 个竞标
    Block Chain Project 6 天 left

    I am looking for project related to block chain , will explain in chat. related to BSC smart chain coins prices etc.

    $1049 (Avg Bid)
    $1049 平均报价
    5 个竞标
    BLock .IO API Intergration 6 天 left

    hello i need someone who can fix my block io api it cannot call API from the admin source code was recently touched which has made the function error i need someone to can troubleshoot and fix it please not i dont provide source code out you need to fix throuble shoot on teamview or anydesk

    $187 (Avg Bid)
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    5 个竞标

    Hello, We need White-paper writer for our client to write and design white-paper or lite-paper of their Crypto BSC token. Best Regard's

    $731 (Avg Bid)
    $731 平均报价
    6 个竞标

    Hello here, I want to develop a health Decentralized application. I have the whole UI design on Adobe XD. What is needed is an expert who can do the frontend development in react native. For the stack, we use react native for front end with web3js integration for digital wallet, data storage and data retrieval transactions in the blockchain. AWS Cognito User pool and integration with API's wi...

    $5542 (Avg Bid)
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    22 个竞标

    The 2DC system is a digital financial system which provide the functionality to sale digital connects to their registered customer in the form of cards (credit or prepaid) and customer can consume these connects in sales transactions with defined merchant partners. Merchants rise the claims to 2DC includes customer transactions and on claims approval 2DC pay the claim amount and connects will be...

    $66560 (Avg Bid)
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    14 个竞标

    It's like a social application where we can create accounts and then groups. We can add some budget in our digital wallet of the application and then we can : as example : donate to others who need help or financial assistance. In addition I want to incorporate bonuses with DIFI options to enhance budgets. References: keywords ujamaa cooperative economics friends and family cooperativ...

    $65573 (Avg Bid)
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    8 个竞标

    I need to build an exchange 80% like Binance. I need to build as fast as possible. Please contact to me if you can. Thank you

    $55726 (Avg Bid)
    $55726 平均报价
    16 个竞标

    Looking for software engineers to develop a in-house trading platform for our professional traders for our crypto strategy. We have used the same trading platform for a number of years (for different derivatives) but it’s not suitable for Cryptos hence we want to develop our own one in-house.

    $11378 (Avg Bid)
    $11378 平均报价
    48 个竞标

    I am going to create upgradeable smart contract. I need a developer who have rich experiences in solidity and web3.

    $163 / hr (Avg Bid)
    $163 / hr 平均报价
    9 个竞标
    Retrieve data from github API 5 天 left

    Need to create a website to display the details of this tool [登录来查看链接] It should be divided into different sections as per the site [登录来查看链接] [登录来查看链接] have a github, you have to use that API to get the data. Before talking to me check the github and familiarize with the code. [登录来查看链接] I will give you PSD OR AI for graphics. We should be able to sort the data according to all the header on t...

    $4018 (Avg Bid)
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    56 个竞标

    Hello. Everyone. So I am looking to get data such as this and be able to refresh it every 3 seconds. See attached image. I can get this data via events. I cant use an api because if it is calling it every 3 seconds then It would need a very high capacity api provider. I am looking to get all transactions for any token on bsc that is being traded on pancakeswap. just like I need this i...

    $163 / hr (Avg Bid)
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    32 个竞标

    1. Integrate REST API 2. Populate Data and Run Sample Smart Contract 3. Upload PDF feature; parse and run smart contract on top.

    $1236 (Avg Bid)
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    11 个竞标

    I want block chain developer. I will share infor in chAt

    $1622 (Avg Bid)
    $1622 平均报价
    9 个竞标

    Im interested in creating my own token to be featured on Stellar Blockchain. I have already consulted with a professional who has drafted my white paper however Im a little confused on a few things and Im interested in further counseling on this matter as I do not have prior experience with generating my own cryptocurrency projects. Im looking to improve my knowledge on token economics and general...

    $334 / hr (Avg Bid)
    $334 / hr 平均报价
    10 个竞标

    Im interested in creating my own token to be featured on Stellar Blockchain. I have already consulted with a professional who has drafted my white paper however Im a little confused on a few things and Im interested in further counseling on this matter as I do not have prior experience with generating my own cryptocurrency projects. Im looking to improve my knowledge on token economics and general...

    $10982 (Avg Bid)
    $10982 平均报价
    19 个竞标
    Smart contract 5 天 left

    Based on BEP 20 token. We need to create a smart contract.

    $3124 (Avg Bid)
    $3124 平均报价
    15 个竞标

    smart-contract is able to automatically discovering, evaluating, rating, pair matching, routing,submitting for possible arbitrage opportunities then execute arbitrage between currencies, using flash loans, between multiple DEX exchanges Smart Contract for arbitrage trading between DEXs only on multiple chains or starting with MATIC,binance smart chain.. Not using centralized [登录来查看链接] decentral...

    $19920 (Avg Bid)
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    9 个竞标

    We are looking to develop and launch our ICO and need an experienced developer to help us. Thanks

    $69677 (Avg Bid)
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    17 个竞标
    Blockchain - Python 5 天 left

    Looking for someone to help me create a blockchain project using Python and other technologies. Ideally looking for someone that has worked on similar projects. Please describe some of the projects you have worked on on your bid.

    $567 (Avg Bid)
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    10 个竞标

    create Blockchain/Cryptocurrency spec file

    $171 / hr (Avg Bid)
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    26 个竞标
    blockchain 5 天 left

    Need blockchain more than 5 years experience in Cryptocurrency and Blockchain development and integration of Blockchain solutions. ✅ ICO service with created token(coin) ✅ Fully optimized token creation such as "reflection token" ✅ Cryptocurrency Exchange Platform ✅ POS/POW/POT Blockchain Build. ✅ Master in building full synced node. ✅ Windows, Linux, MacOS, Android, iOS, Web Wallets ✅ ...

    $117 / hr (Avg Bid)
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    9 个竞标

    Using the Design of the game called cryptoblade we want a new game with a complete new characters and weapons, working in Polygon Blockchain.

    $21428 (Avg Bid)
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    14 个竞标

    Create 100 NFTs in 1 week for a pet representing a brand deadline: one week --- Crear 100 NFT en 1 semana para una mascota que representa una marca fecha limite una semana

    $3163 (Avg Bid)
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    12 个竞标

    We are generating some nice NFTs. We have planned multiple releases; likely bundles of 3 assets. We would need Opensea functionality / storefront, and may want a little more, like the ability to show a peek-a-boo partial quick view of either the contents of the bundle, or an asset, or something. We may also be in need of a website. Do you have a requirements document template, perhaps?

    $6762 (Avg Bid)
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    12 个竞标

    i will share more details via private chat.

    $5207 (Avg Bid)
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    4 个竞标

    Here is the documentation for the Atomic Asset and Atomic Market API, this is to directly query the blockchain for all data in regards to assets/sales on the Proton chain: [登录来查看链接] [登录来查看链接] Here’s the documentation for the Atomic Asset / Atomic Market contract actions that you can call. These are actions on the AA/AM smart contract that you can interact with to buy/sell/mint (etc) new ite...

    $389 / hr (Avg Bid)
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    12 个竞标
    Blockchain 5 天 left

    This is pre interview assignment. In this we need to create simplified blockchain according to the given file.

    $1756 (Avg Bid)
    $1756 平均报价
    9 个竞标

    Your task is to provide advice and creating 3 different contracts for the purpose of linking with GAME currency, and 2 more tokenisation of ingame components such as health and metal similar to APEX INFINITY or Also another 3 more contracts which is similar, which is for weapon, armor & shield. You MUST be very experienced with coding the smart contract, erc721or erc1155 whi...

    $20456 (Avg Bid)
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    29 个竞标

    I need someone who is an expert for Unity3D Game Development and also has insight in blockchain APIs integration.

    $124 / hr (Avg Bid)
    $124 / hr 平均报价
    8 个竞标

    We are looking for someone that can help us finalize, deploy & verify an ERC 20 & 1155 contract for Polygon. These are the features we are including In the contract. Minting based on criteria. Burning. Roles. Royalties & virtual game tax. NFT Renting. On-Chain Random Weighted Numbers. On-chain NFT Merging. on-chain unique NFT naming.

    $241 / hr (Avg Bid)
    $241 / hr 平均报价
    16 个竞标

    I want to create a multi-signature bitcoin wallet for web, android and ios, fast, lightweight and easy to use. will have both BTC, Ethereum/ERC-20, BEP2, Dogecoin, Stellar, Tether and more

    $5565 (Avg Bid)
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    6 个竞标
    Uniswap fork 4 天 left

    Standard project, swap, pool. Details to be discussed

    $8969 (Avg Bid)
    $8969 平均报价
    21 个竞标