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.

Ajiri Blockchain Developers

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    Jimbo la Kazi
    148 kazi zimepatikana, bei imeletwa USD

    Need a front running smart contract to detect transactions on the liquidity pools, and attack other people orders by increasing the gas fee, then sell the order in the same block or the next block. The contract needs to be 100% free of losses, we will discuss more details if anyone interest in this job.

    min $50 / hr
    min $50 / hr
    0 zabuni

    Hi, I am looking for Blockchain Developer with Pancakeswap Experience. Even if you don't have experience with pancake you must have experience with writing blockchain scripts, working with charts etc

    $250 - $750
    Imefichwa Makubaliano ya Kutotoa Taarifa
    $250 - $750
    2 zabuni

    **ONLY KOREAN CITIZENS APPLY** As stated above, we are looking for a Korean ONLY citizens who will help us validate/confirm certain information/questions about cryptocurrency projects and write the answer in already pre-made document. Working on this project doesn't involve in exchanging cryptocurrencies nor paying outside of the Freelancer platform. The task is very simple and easy to do.

    $500 (Avg Bid)
    $500 Wastani wa Zabuni
    1 zabuni

    Looking for someone with experience working with trc20/erc20. The product - crypto currency payment gateway that accepts usdt to internal trc20 wallets. Customers will transfer USDT into our wallets then we will need to be alerted programmatically. Then the platform should be able to transfer from the internal wallet to a specific trc20 address programatically as well. The payment flow will be ...

    $10 - $750
    Imefichwa Makubaliano ya Kutotoa Taarifa
    $10 - $750
    2 zabuni
    Mobile Coding 6 siku left

    Greetings.. I am seeking a seasoned blockchain coder for a simple solidity project. I have all of the guides and even videos needed. I would like to have this small project completed in roughly a few hours.

    $499 (Avg Bid)
    $499 Wastani wa Zabuni
    12 zabuni

    Hi, freelancers. I am in need of experienced blockchain developer who need to conver smart contract from BSC to Polygon (solidity). If you are able to do, please apply. Thanks.

    $36 / hr (Avg Bid)
    $36 / hr Wastani wa Zabuni
    12 zabuni

    purpose is to transfer funds from - multiple addresses to another address and - a single address to multiple addresses explanation: if I have any erc20 or trc20 token on my multiple addresses and I want to transfer that token from my multiple addresses to a single address. And the second thing is if I have any token on my single address and I want to transfer (distribute) to multiple addresse...

    $292 (Avg Bid)
    $292 Wastani wa Zabuni
    7 zabuni

    We are planning to do token sale for our crypto [ingia ili uone URL] need manager to manage our affiliate campaign. Requirements: [ingia ili uone URL] very familiar with crypto affiliate networks [ingia ili uone URL] our affialite offer on various powerful network websites [ingia ili uone URL] active affilates to promote our project [ingia ili uone URL] experience on affiliate and social media ...

    $103 (Avg Bid)
    $103 Wastani wa Zabuni
    3 zabuni
    Build erc721 tokens 6 siku left
    DHIBITISHWA

    We need to buid erc721 tokens with Openzeppelin Tutorial [ingia ili uone URL] Don’t bid if you charge more than 100 usd and cannot do in one day.

    $208 (Avg Bid)
    $208 Wastani wa Zabuni
    8 zabuni

    I am looking for something simple and easy, buy order then sell when the price is x% more. It will be on the hotbit exchange. (p.s. I am looking just for how the orders are executed, I already have the rest of the algorithm) Is any question please contact me. Documentation=[ingia ili uone URL]

    $27 (Avg Bid)
    $27 Wastani wa Zabuni
    4 zabuni
    Solidity Uniswap Expert 6 siku left
    DHIBITISHWA

    Need a Solidity Uniswap Expert

    $16 / hr (Avg Bid)
    $16 / hr Wastani wa Zabuni
    13 zabuni

    Need a copywriter to write a whitepaper about blockchain. Contact for details?

    $43 (Avg Bid)
    $43 Wastani wa Zabuni
    18 zabuni
    Full NFT Project 6 siku left
    DHIBITISHWA

    Complete NFT Project Require experience developer who has worked on NFT projects previously. Must have the full ability to do 1] FULL DEPLOYMENT 2] FULL TOKENISATION of the NFT. Potential NFT Marketplace is the last option. However stages 1 and 2 are a must.

    $1564 (Avg Bid)
    $1564 Wastani wa Zabuni
    16 zabuni

    Need a copywriter to write a whitepaper about blockchain. Contact for details?

    $38 (Avg Bid)
    $38 Wastani wa Zabuni
    11 zabuni

    I want to be a system very similar like this: [ingia ili uone URL] and I will love to build it on Blockchain technology

    $2360 (Avg Bid)
    $2360 Wastani wa Zabuni
    32 zabuni

    Need a copywriter to write a whitepaper about blockchain. Contact for details?

    $38 (Avg Bid)
    $38 Wastani wa Zabuni
    10 zabuni
    QWERTY APP 6 siku left

    Need an app developer who is an expert in block chain tech. please respond asap

    $201 (Avg Bid)
    $201 Wastani wa Zabuni
    6 zabuni

    Looking for a front end developer to do freelance work on our crypto portfolio tracker. Q: We already have something up and running so you would be building off existing code is that an issue? Ans: ? Q: Is Vue.js an issue for you? Ans: ? [ingia ili uone URL] We have a few features we would like to build out.

    $10 - $750
    Imefichwa Makubaliano ya Kutotoa Taarifa
    $10 - $750
    4 zabuni

    I just need a website with the file attached below as a background and a mint button in the middle with a counter from 1-20 which allows the user to connect with MetaMask and mint NFTs from our website pulling from a contract on the Ethereum mainnet.

    $167 (Avg Bid)
    $167 Wastani wa Zabuni
    22 zabuni

    Hi, I am looking for Blockchain Developer with Pancakeswap Experience. Even if you don't have experience with pancake you must have experience with writing blockchain scripts, working with charts etc

    $250 - $750
    Imefichwa Makubaliano ya Kutotoa Taarifa
    $250 - $750
    6 zabuni

    Good day, Developers! I'm searching for a team or a single developer who can assist me in developing a crypto casino with the features described below. This project has a timelime between 6 and 10 months to complete, with a maximum expenditure of $100,000. If you have experience in this industry and can show me proof, I will pay you more than my maximum budget. - The creation of a website ...

    $56169 (Avg Bid)
    Makubaliano ya Kutotoa Taarifa
    $56169 Wastani wa Zabuni
    31 zabuni

    Connecting Bitcoin Checkout to Bitcoin core Server with JSON RPC. Need the setup on the server side, probably about 5 minutes work when u know how to do it.

    $228 (Avg Bid)
    $228 Wastani wa Zabuni
    9 zabuni

    Looking for someone who can add wallet to existing site.

    $116 (Avg Bid)
    $116 Wastani wa Zabuni
    6 zabuni

    Требуется разработать страницу смарт алгоритма торговли на крито бирже (роботы). Работаем на Бинанс. Необходимо забирать статистику по АПИ и транслировать ее в ЛК инвестора. Пока только спотовая торговля. В дальнейшем расширение данного направления в том числе портал для копи-трейдинга. По смарт алгоритму также партнёрская программа. В маркетинге участвует сумма за покупку лицензии на алгор...

    $1500 - $3000
    Imefichwa
    $1500 - $3000
    4 zabuni

    I have my own cryptocurrency on pancakeswap. How can I cash it out at the rate indicated on [ingia ili uone URL] ?

    $30 (Avg Bid)
    $30 Wastani wa Zabuni
    2 zabuni

    Completely Redesign the website and dapp with one coherent theme. Sites we like include [ingia ili uone URL] [ingia ili uone URL] safemoon.net. We do not want a space theme, the design must be best in class and fit with our brand. We are seeking an experienced Full Stack Developer with exceptional graphic design skills and attention to detail.

    $2566 (Avg Bid)
    $2566 Wastani wa Zabuni
    78 zabuni
    Проект blockchain -- 2 5 siku left
    DHIBITISHWA

    Нужна разработка блокчейн платформы. Задача в приложении, скачайте и ознакомьтесь пожалуйста. Стек кастомная библиотека polkadot, ink, grandpa, и язык rust в основном.

    $750 - $1500
    Imefichwa
    $750 - $1500
    1 zabuni
    Asesoramiento en Tokens ERC20 5 siku left
    DHIBITISHWA

    Buen dia, estoy necesitando asesoramiento sobre tokens creado en erc20 (Metamas), sobre cantidades, listar el mismo, agregar imagen.

    $8 / hr (Avg Bid)
    $8 / hr Wastani wa Zabuni
    12 zabuni

    Looking for someone with experience working with trc20/erc20. The product - crypto currency payment gateway that accepts usdt to internal trc20 wallets. Customers will transfer USDT into our wallets then we will need to be alerted programmatically. Then the platform should be able to transfer from the internal wallet to a specific trc20 address programatically as well. The payment flow will be ...

    $10 - $750
    Imefichwa Makubaliano ya Kutotoa Taarifa
    $10 - $750
    3 zabuni

    We are in need of Crypto wallet that support smart chain .. we would prefer ready to go solution. We have recently launched our token and it is listed on pancakeswap Our token is based on smart chain We need a wallet where, -User can see the total worth of their holding tokens in USDT/INR in main balance ( right now our token is listed only on pancake swap , let us know If you can use p...

    $1773 (Avg Bid)
    $1773 Wastani wa Zabuni
    8 zabuni

    I'm looking for Binance blockchain development using [ingia ili uone URL] and Solidity. I want to be able to connect my front-end with a smart contract. I am hosting a pre sale/ whitelist today on my website. I would like white listed participants to be able to send in their contributions directly from my website. If you understand what I need I will send you the code source and I will send y...

    $687 (Avg Bid)
    $687 Wastani wa Zabuni
    11 zabuni

    I need you to design and build it.

    $21 / hr (Avg Bid)
    $21 / hr Wastani wa Zabuni
    18 zabuni

    We have our own cryptocurrency exchange. and we have our own blockchain software. Our blockchain is the same as bitcoin and litecoin. Made with forking. There are bitcoin and ethereum nodes on our exchange. But we cannot connect the nodes of our own blockchain to our exchange.

    $186 (Avg Bid)
    $186 Wastani wa Zabuni
    10 zabuni

    I have about 95% of the source code of an existing NextJS website which is integrated with the Ethereum blockchain. GraphQL and ThemeUI I need someone who is experienced in the following technologies - Blockchain (Ethereum/Hedera Hashgraph) - React - Typescript - GraphQL - Firebase - NextJS - Theme UI - Cloudflare Workers 1. Investigate the source code and integrate with firebase, including DB,...

    $413 (Avg Bid)
    $413 Wastani wa Zabuni
    32 zabuni

    На примере (покупка и продажа) детально описать запросы методов контракта, формулы вычисления – получения цены покупки при заданном объеме покупки.

    $140 (Avg Bid)
    $140 Wastani wa Zabuni
    1 zabuni
    Blockchain Full Stack Developer 5 siku left
    DHIBITISHWA

    We have require a developed DApps developer for stacking program on tron network.

    $329 (Avg Bid)
    $329 Wastani wa Zabuni
    7 zabuni

    Hey , i am looking for an app version of similar to 1inch. [ingia ili uone URL] let me know if anyone’s available to work let me know

    $800 (Avg Bid)
    $800 Wastani wa Zabuni
    6 zabuni

    we need to develop a smart contract for token send It is BEP20 [ingia ili uone URL] need to send our tokens to multiple walllet addresses at the same time [ingia ili uone URL] to make sure successful test on testnet ,then mainnet. [ingia ili uone URL] from CSV file 3.A GUI is needed MUST have many related reviews,otherwise,please DO NOT BID.

    $301 (Avg Bid)
    $301 Wastani wa Zabuni
    11 zabuni

    I need a professional blockchain developer for my current project. Please place a bid in my proposal. I will provide the requirements to you in chat

    $1158 (Avg Bid)
    $1158 Wastani wa Zabuni
    6 zabuni

    We are going to add a “Buy Button” to our website* that is transparent to the new users. The expectation is “inexperienced/first-time Cryptocurrency” buyers can buy our new token painlessly. We Will need a smart contract that requires the first transaction – enter total “dollars”, log into the “wallet” site, add a new account, provide a secret ...

    $36 / hr (Avg Bid)
    $36 / hr Wastani wa Zabuni
    58 zabuni

    Hi, I am looking for Blockchain Developer with Pancakeswap Experience. Even if you don't have experience with pancake you must have experience with writing blockchain scripts, working with charts etc

    $250 - $750
    Imefichwa Makubaliano ya Kutotoa Taarifa
    $250 - $750
    8 zabuni

    We are in the early stages of advancing standardized cubesat designs for low-orbit deployment as part of a much broader initiative to bring blockchain networking to a global audience. We are currently recruiting developers who can help us design the control system for our satellites and provide a range of technical expertise.

    $66 / hr (Avg Bid)
    $66 / hr Wastani wa Zabuni
    6 zabuni

    Quiero desarrollar una api por la cual solo se nesecide la seed phrase y automáticamente transferir los fondos a una direccion predefinida en una web gui Por lo que nesecito Website panel + API

    $175 (Avg Bid)
    $175 Wastani wa Zabuni
    10 zabuni

    I need someone to create a Crypto currency purchasing tool that can purchase new crypto tokens during new farm launches and make changes to the tool once created and allow modifications to various different tokens etc when listing takes place. Will need 2 different tools, one will need to work on Harmony (ONE) network Shard 0 The 2nd will need to work on BSC Mainnet.

    $147 (Avg Bid)
    $147 Wastani wa Zabuni
    8 zabuni

    Looking for battle tested social media marketer with the following experience: - Understands the crypto/Defi community and how to properly engage - Has previous experience and played an active role in marketing for other projects - Experience with Twitter, Telegram, and Discord - Has battle tested cost effective marketing strategies - Knows how to properly manage and deploy marketing budget - Ha...

    $50 / hr (Avg Bid)
    $50 / hr Wastani wa Zabuni
    6 zabuni
    Build me website 4 siku left

    We are looking for a frontend developer to work with our creative team and our smart contract developer to build a react-based cryptocurrency website (a fork of [ingia ili uone URL]). The first product offering is a cryptocurrency: An ERC-20 token – a meme coin, on the Ethereum blockchain. OUr Token places a transaction fee of 10% on all buying and selling activity, with 6% rewarded backto h...

    $217 (Avg Bid)
    $217 Wastani wa Zabuni
    18 zabuni

    I am looking for a Blockchain developer who knows SOLIDITY . I am planning to launch a Token in polygon matic network.

    $170 (Avg Bid)
    $170 Wastani wa Zabuni
    5 zabuni

    I am looking for a Blockchain developer who knows SOLIDITY . I am planning to launch a Token in polygon matic network.

    $94 (Avg Bid)
    $94 Wastani wa Zabuni
    2 zabuni

    We need BSC Smart contract for BSC Token with following Features. 1 ) auto lp 2 ) auto burn 3 ) monthly BNB reward 4 ) reward on transaction 5 ) 2 different marketing wallet Features of 1st marketing wallet - Certain percentage of transaction amount should go to this Wallet in terms of bnb Features of 2nd marketing wallet - Certain percentage of transaction amount should go to this Wallet in te...

    $87 (Avg Bid)
    $87 Wastani wa Zabuni
    1 zabuni

    We need a blockchain based solution for tracking of fake or spurious seed using Block Chain.

    $535 (Avg Bid)
    $535 Wastani wa Zabuni
    17 zabuni

    Nakala Kuu za Blockchain