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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    Hi, I look for an experienced developer who can set testnet for binance spot trading. Please apply to this. Thank you, Gan.

    $500 (Avg Bid)
    $500 Giá đặt trung bình
    1 lượt đặt giá

    An identity system for a university: ● Is scalable (can serve up to 5 - 10 million users) ● Avoids the need for a centralized database with personally identifiable information. ● Allows users to log into their e-learning systems to take online courses. ● Certificates are digital, tamper-proof and verifiable The happy path of the solution is as follows: ● A user enrolls into the university (assume ...

    $75 (Avg Bid)
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    1 lượt đặt giá
    Connect my e-wallet app to blockchain 6 ngày left
    ĐÃ XÁC THỰC

    Hello, I need experienced blockchain developer who able to develop my app connect to blockchain. * My app is kind of e-wallet. * Only experienced developer need.

    $202 (Avg Bid)
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    7 lượt đặt giá

    BSC Binance smart chain liquidity tax not working adding LP to renounced ownership

    $190 (Avg Bid)
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    2 lượt đặt giá

    Design & Build Custom Crypto Token Website using the latest technologies. It needs to look great, fast, smooth, professional. Very similar to SafeMoon. Please review and let me know how you would take you to design and then how long to build. As well as how much. Thanks in advance, John

    $501 (Avg Bid)
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    I am having errors trying to add liquidity and trading our own coin on pancake swap and need help.

    $31 / hr (Avg Bid)
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    15 lượt đặt giá

    Building a website that can do some transfers “BlockChain” expert “Programming” Expert

    $650 (Avg Bid)
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    22 lượt đặt giá

    Hi, I look for an experienced developer who can set testnet for binance spot trading. Please apply to this. Thank you, Gan.

    $250 (Avg Bid)
    $250 Giá đặt trung bình
    1 lượt đặt giá

    I will share more detail in chat. I want to customize site like pancakeswap.

    $541 (Avg Bid)
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    17 lượt đặt giá
    ETH Smart Contracts based mini-game 6 ngày left
    ĐÃ XÁC THỰC

    I want someone or a company to help me build my collective gambling game backed by (preferably) ETH smart contracts. The game is about betting on one side of the equilibrium (think as left/right sides or A/B sides), and at the end of a specific period, the winning side (which has the most money collected) will collect all the money they have bid, plus the losing side's bids. House share star...

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    New Blockchain Development based on my idea 6 ngày left
    ĐÃ XÁC THỰC

    I am going to build new blockchain platform based on my idea. As first step, developer should write plan how the project would be built based on my idea. And after checking it, if its better, we will start the development. So we need a professional blockchain developer. I will explain my idea as well over chat.

    $15 / hr (Avg Bid)
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    12 lượt đặt giá

    Hello, We want a smart contract that is base on BSC chain. we will use the token for gaming website. Total supply: 1000000000000000 Burn: 50% Every transaction: 2% to holders more then 48 hours. 2% locked in Liquidity 2% to burn How to change the locktime for the liquidity? if the locktime pass who will get the liquidity? How to change the logo on the token? Name, Ticker i will change by my ...

    $180 (Avg Bid)
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    6 lượt đặt giá

    Hello, developers! I am going to build crypto trading website. The website is almost finished. But there is some bugs. I want you to help me. I will share more details via chat. Thanks

    $664 (Avg Bid)
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    I’m looking for a developer to help creat an app to exchange crypto between p2p or by directly of the exchange.

    $68 (Avg Bid)
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    1 lượt đặt giá

    We are looking for team of blockchain developers for an initial engagement. The project is within the DeFi automated market maker space, more details can be shared during the interview process. Must have: - Autonomy, enthusiasm and high energy - An in interest in the cryptocurrency community - Strong understanding of existing DeFi projects (Uniswap, Balancer, Curve, Bancor etc) - Strong understan...

    $36 / hr (Avg Bid)
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    Project for Radmir 6 ngày left
    ĐÃ XÁC THỰC

    Bomb Token Uniswap LP Smart Contract

    $36 / hr (Avg Bid)
    $36 / hr Giá đặt trung bình
    9 lượt đặt giá

    I am trying to verify the Smart contracts source code written in Golang with our modeling language and tool. (properties to be checked in my tool can be: •reachability: "is it possible to end up in a given state?" •safety"something bad never happens." •liveness"something good will eventually happen." •fairness"does, under certain conditions, a...

    $115 (Avg Bid)
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    1 lượt đặt giá

    Need a Money exchange platform made (web and web app based). Need an expert full stack developer who is familiar with these type of projects. Also good with web & application & money exchange security encryption. Good with Algorithms as well.

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    Need someone to modify my smart contract 6 ngày left
    ĐÃ XÁC THỰC

    I am looking for someone to fix my smart contract. My previous dev. messed up the auto liquidity. I need someone to fix it today. I don't need bids that are for 7 days. I need someone to get in and fix it now. Here is the issue: [đăng nhập để xem URL] Here is my contract: [đăng nhập để xem URL] Please include the phrase popcorn in your proposal to be considered.

    $561 (Avg Bid)
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    Bomb Token Uniswap LP Smart Contract 15 giờ left
    ĐÃ XÁC THỰC

    I represent the Bomb Board, a small group of community members who are working together to push Bomb forward as a decentralized deflationary store of value. Bomb is an ERC20 token on Ethereum with the following contract address: 0x1C95b093d6C236d3EF7c796fE33f9CC6b8606714 Wbomb is a wrapped version of Bomb on Ethereum with the following contract address: 0xbbb38be7c6d954320c0297c06ab3265a950cdf89...

    $2364 (Avg Bid)
    Nổi bật Gấp
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    I won’t app for iPhone. That work is mining bitcoin and get investment

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    I need crypto trading developer 6 ngày left
    ĐÃ XÁC THỰC

    Hello, everybody. Now I am developing new crypto trading platform. I need a senior developer who has strong experiences with cryptocurrency and blockchain. Bid only professionals.

    $196 - $589
    Niêm phong
    $196 - $589
    13 lượt đặt giá

    Token Staking Contract – TRC-20 – Development Request: Hello, I need a Tron Based DeFi Staking Contract developed that enables users to stake a specific TRC-20 Tokens and earn interest on the coins. The interest earned / paid out to the stakers should come from a “Rewards Pool” that anyone can contribute coins to. The creator of the Rewards Pool would initially be the mai...

    $1226 (Avg Bid)
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    Please include the phrase Popcorn in your proposal to be considered. My contract address is: 0xfB31E8A4088db8e20a8aDf6dDf0D98b1F7662739 A freelancer created it and totally messed it up. The auto liquidity is broken and I want someone to help me fix it.

    $224 (Avg Bid)
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    5 lượt đặt giá

    I will share more detail in chat. I want to customize site like pancakeswap.

    $477 (Avg Bid)
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    11 lượt đặt giá
    crypto creation 6 ngày left

    need someone who can create a crypto currency

    $466 (Avg Bid)
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    9 lượt đặt giá

    Crypto Listing/Sniping Bot for Pancakeswap I need a bot that detects when new liquidity is added to an AMM (automated market maker) pool on Pancakeswap (runs on the Binance smart chain, bep20 network). The bot needs to detect it and immediately execute a trade according to my parameters. It should be connected to metamask wallet. I need to be able to give the bot my own parameters such as: BSC...

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    I AM LOOKING FOR SOMEONE TO HELP MIGRATE ALL HOLDERS OF OUR COIN TO A NEW COIN IF THIS IS POSSIBLE.

    $748 (Avg Bid)
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    Hello, all I need help setting up a PoC for Hyperledger Besu Bundle from Consensys. Information can be found here: [đăng nhập để xem URL] The required part is "HyperLedger Besu Bundle". The goal is a private permissionless network Proof of Concept, with a Block Explorer. Please when connecting or applying, be specific to this job and let me know you understand the requirements. Generi...

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    assistance 6 ngày left

    I need someone to assist me manage business proposals

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    4 lượt đặt giá

    REDDIT CRYPTOMOONSHOTS SHILL TWEET FOR CRYPTO CURRENCY- NEED A POST CREATING 2K KARMA 6 MONTHS OLD.

    $223 (Avg Bid)
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    5 lượt đặt giá

    I need a senior developer who can fork pancakeswap. If you can't this please don't bid.

    $545 (Avg Bid)
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    12 lượt đặt giá

    The token need to have 40 billion supply. And 4% automatic in liquidity by every transaction 2% burn 2% holders 2% charity And i want an crowdsale ico contract with it.

    $341 (Avg Bid)
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    Desarrollo Market Crypto -- 3 6 ngày left
    ĐÃ XÁC THỰC

    Se necesita sr. Con experiencia en blockchain y si es posible en solidez. Para desarrollar importante aplicacion Para el mundo de la musica. El proyecto esta comenzando y no tiene fecha de finalización.

    $3164 (Avg Bid)
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    16 lượt đặt giá
    Web wallet and app for a cryptocurrency 6 ngày left
    ĐÃ XÁC THỰC

    I need a web wallet and app for a cryptocurrency forked from litecoin

    $120 (Avg Bid)
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    5 lượt đặt giá

    i want bip39/bip32 api , it needs to translate the public key and private key from mnemonic words, and check public key balance. (btc,etc,ltc,eth,erc20 tokens) i'm waiting offers.

    $1256 (Avg Bid)
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    Create a custom BEP20 Custom token similar to 10Set token. Will not be too different in first phase at least (this project).

    $162 (Avg Bid)
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    11 lượt đặt giá
    NFT shop - Alchemy / Metamask / IPFS 6 ngày left
    ĐÃ XÁC THỰC

    Please take as exact example reference: [đăng nhập để xem URL] To build a MVP of a NFT auction store. You need to have experience with the integration of Alchemy solutions (SuperNode/NFT/Build): [đăng nhập để xem URL] In order to prepare: - Admin controls to create contract on the Ethereum Network. (ERC1155/ Binance) - Auctions forms: Scheduled Auctions & Reserve Auctions. ( See here: htt...

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    Website Developer 6 ngày left

    I need a new website. I need you to design and build a landing page.

    $257 (Avg Bid)
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    Binance Platform Web APis 6 ngày left
    ĐÃ XÁC THỰC

    hi, can you create a platform that reads open operations on Binance Spot and Futures through web api and replicates them on other accounts again through web api. the portal must have an account overview where to insert the web apis keys and recurrently updates all the accounts. to summarize, you create a server part for me that makes calls every x seconds to the master accounts, check if positio...

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    I m looking for one expert software developer in c++ with blockchain knowledge. previously working with any blockchain project will be prefered. more details will be in chat

    $17 / hr (Avg Bid)
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    NFT build for blockchain 6 ngày left
    ĐÃ XÁC THỰC

    Hi Please help me build an NFT platform on eth. Please be an expert.

    $1961 (Avg Bid)
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    Binance Trading Bot 6 ngày left
    ĐÃ XÁC THỰC

    I am looking for a professional blockchain trading bot developer who can develop 7 trading bots. Only developers who have done bots before are welcomed to join.

    $589 (Avg Bid)
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    15 lượt đặt giá

    Hi, I'm looking for Blockchain expert who also has ERP background. The focus of this project would be to create a way to integrate ERP with Blockchain. Thanks!

    $8017 (Avg Bid)
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    9 lượt đặt giá

    1. Create ERC20 token with the following: - Stablecoin: pricing based on minerals and fiat money, and calculated as ETH price - Possibility for adding/deleting the amount of tokens - Possibility to change the price - Possibility to send the tokens - Submitting the contract to etherscan 2. Automatic buying: - People should be able to automatically receive tokens after depositing ether (and...

    $574 (Avg Bid)
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    14 lượt đặt giá

    you need experience on BSC you need experience in Defi and swaps You need to be able to create according to the contract I provide you you need to be fast and proficient you need to be available in my timezone you need to be ready to work NOW!!

    $37 / hr (Avg Bid)
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    Create a UI - for Medical - reports based Blockchain and IOT.

    $32 (Avg Bid)
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    Create a wallet api for certain coins. More details will be given in the chat.

    $2953 (Avg Bid)
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    3 lượt đặt giá
    Blockchain NFT Market website 6 ngày left
    ĐÃ XÁC THỰC

    Hi there, I need a quote for a NFT market website similar to this [đăng nhập để xem URL] (it doesn't need to have all the functionalities) It needs to be able to connect to the wallet and the ability to bid, buy and sell. Thanks Fed

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    Need an ERC20 token 5 ngày left
    ĐÃ XÁC THỰC

    Looking for Solidity developer to help with our ERC20 token. We already have a MERN stack ICO web-app and need a Solidity developer to help us creating ERC20 and implementing with the dashboard.

    $784 (Avg Bid)
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