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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    Summary of the algorithm for an Aave flash loan arbitrage bot: 1. Monitor the prices of the assets on different exchanges and identify any price differences that can be arbitraged. 2. Determine the flash loan amount depending upon the balance available. For e.g.:- the interest rate is on AAVE is .09% and the GAS Fees is .00025%, then for a balance available for $100. Then total loan amount one can borrow is $110,803.32 3. Take a flash loan from the Aave protocol for the amount needed to execute the arbitrage trade. 4. Calculate the profit of the arbitrage trade by comparing the prices of the assets on different exchanges. 5. Check the gas fees for the transaction. 6. Compare the profit, interest, and gas fees, and only execute the trade if the profit is greater than the interest and ...

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    Cryptocurrency 6 ditë left

    I need someone expert on cryptocurrency and they do trades

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    6 ofertat
    Looking for senior solana Expert 6 ditë left
    VERIFIKUAR

    Hello We are looking for senior solana NFT expert. NFT design is already ready. You need to check defi site and find out current issue. You must start right now. Thank you

    €1130 (Avg Bid)
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    I need help to set up a portal so as to allow my client to set up their own smart contracts themselves and forward to the counter parties through emails.

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    we want an trading bot that will trade on decentralized pancake swap exchange. Please share your offers. will discuss through chat.

    €284 (Avg Bid)
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    ROI DAPP Website build 6 ditë left
    VERIFIKUAR

    Hi, freelancers, I am going to build ROI Dapp. Must know about all tokens, and coins so anybody can use this site. If you know blockchain and hosting, managing the server, contact me. Will start as soon as possible.

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    i want a sandwich bot for crypto along with the arbitrage bot as well and on bsc chain....if you already have one and need to prove if it profitable or not

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    Hola Necesito una persona con experiencia en contratos inteligentes para realizar un sistema de referidos como se muestra en el archivo adjunto. Si la persona cuenta con experiencia en uso de la herramienta low code sería mucho mejor. Saludos

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    I am interested to hear from Freelancers that have good experience in building these types of bots I have something in mind, but I am also interested to hear some feedback and advice I would prefer to speak with developers that are owner-operators of their own code, please I would like a bot that can copy trades from a Metamask/Hot wallet to interact with smart contracts on BSC and would be happy if it was capable of operating on multiple chains It would need to monitor the Mempool because it will be copying other bot accounts mostly, sniping would be another feature I would be interested in and also flash loan arbitrage bots

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    Build me a crypto wallet -- 4 5 ditë left
    VERIFIKUAR

    We need a freelancer who can develop crypto wallet in IOS and Android with web. Bid cost will be the final no negotiation.

    €2432 (Avg Bid)
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    We have BNB liquid in code on the bnb chain. We are looking for a colleague who can transfer these liquids to our wallet in a usable form using the bsc bridge.

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    YouTube crypto influencer needed 5 ditë left
    VERIFIKUAR

    I have a blockchain project which we wish to kickstart the pre-sale, i need youtube and social media influencer mostly crypto influencer to help me make it go viral

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    Hello. Dear Freelancers. We are looking for a talented WebGL developer experienced in building interactive websites for crypto projects. Here are some examples of websites that we would like to replicate for our project: At the first of bid comment, could you type "THREEJS CRYTOCURRENCY"?

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    I want an arbitrage bot that will trade Python with Kucoin, Poloniex, Huobi and Binance exchanges. Rules are simple and clear: 1. Use of CCXT library is mandatory 2. 1 - 2 orders will show proof after its profitability is tested 3. It will be coded in a clean and readable way. 4. Arbitrage differences will be searched among all coins on the four exchanges I mentioned earlier and all differences will be printed on the screen. 5. It will be printed on the screen whether the detected arbitrage differences are profitable after the commission and all fees in the transfer from the exchange to the other exchange are removed. If it is profitable, the transfer transaction will be performed and the buy-sell transaction will be made. 6. When transferring coins from one exchange to another, the...

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    APTOS Blockchain Developer 5 ditë left
    VERIFIKUAR

    We need somebody capable to code on MOVE language for APTOS/SUI blockchains. - NFT minting - Smart contracts - Marketplaces - Air-drops Please let us know if you have experience and let's get started immediately.

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    Deploy and Install Opendax 4 ditë left
    VERIFIKUAR

    I want you to install opendax from their github run it successfully and make it ready to be used I want step by step video guide as to how to do it.

    €531 (Avg Bid)
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    This project is about video chatting. If you have rich experience of , I will contact you.

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    Polygon Blockchain - React + Node 4 ditë left
    VERIFIKUAR

    ONLY DEVELOPERS WITH EXPERIENCE IN POLYGON BLOCKCHAIN. CONNECT POLYGON TO EXISTING REACT NODE EXISTING PROJECT

    €13 / hr (Avg Bid)
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    C++ Software developer 4 ditë left
    VERIFIKUAR

    Looking for C++ Software developer with Docker, Blockchain, NFT Need to start work asap. Please apply only individual developers, no agency.

    €16 / hr (Avg Bid)
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    is looking for a remote, React Developer for developing and maintaining our FE components with the following skills 5+ years of experience in development. Payment starts at USD 4'500 a month. Position is long term. We prefer free-lance developers over agency developers. ************************************ NOTE! The following test will be required from candidates. *********************************** Must have - Developing applications in React including component design and state management for specific use cases - Ability to style and construct exact UI components from UI specifications (mockups). - Solid knowledge of Web Sockets, and Web workers - Good understanding of git and related tools - Ability to work with the Swedish time zone (GMT +1) - Above-average spoke/written ...

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    I have an urgent task for someone good in machine learning and blockchain technologies. Expertise in Python, Machine learning, Rust, and Solidity is essential. You must also be proficient in Solana and ChatGPT

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    Blockchain Cardano Devloper -- 2 4 ditë left
    VERIFIKUAR

    We are seeking a highly skilled and motivated Blockchain Cardano Developer to join our team. The successful candidate will be responsible for designing and developing decentralized applications (dApps) on the Cardano blockchain platform. They will work closely with our team of developers, as well as the Cardano community, to identify and implement new features, troubleshoot and debug code, and improve the overall performance of the Cardano blockchain. Responsibilities: Design and develop dApps on the Cardano blockchain platform Write smart contracts using Solidity and Haskell Collaborate with the Cardano community to identify and implement new features Troubleshoot and debug code Collaborate with other developers to improve the overall performance of the Cardano blockchain Requirements: ...

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    I need a blockchain developer, i have an application which contains some features like stepn , nft marketplace gaming zone, now i need a blockchain developer who can create a bep20 wallet inside the application and create a smartcontract for every transaction in backend and i need an internal wallet

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    solana developer 4 ditë left

    Well know painter artist to launch NFT collection, minting on Solana network. Need to digitise the artwork and create a template and then layers for a mint volume of 5000.

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    Looking to hire front end developer who can work with our team backend developer already working only need to integrate api and smart contract

    €17 - €141
    I vulosur
    €17 - €141
    22 ofertat

    Our react based website almost ready to launch MVP needs experienced developer to come in and fix some bugs. Current dev is very busy but is able to onboard new developer as needed. The dApp being created are Solidity/React/NodeJS based and require advanced relevant experience. Technical Requirements: Solidity, , React.js, Node.js Development and testing best practices. Commitment to schedule Conscientious manner Please be in touch to schedule a call to discuss the project details to see if we are a good fit for each other. We are ready to hire asap.

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    I am looking for someone to help me set up a signal provider script for the Flare Network

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    School Metaverse 3 ditë left
    VERIFIKUAR

    We are looking to build a metaverse for a school and we need a company that already worked on similar project

    €10620 (Avg Bid)
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    Hello everyone, There is an project has not published yet, it's an Smart contract language. If you are pro blockchain developer and speak good English, you can contact me for more info. Thank you, Safwan

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    Looking for a blockchain developer 3 ditë left
    VERIFIKUAR

    I need a blockchain developer, i have an application which contains some features like stepn , nft marketplace gaming zone, now i need a blockchain developer who can create a bep20 wallet inside the application and create a smartcontract for every transaction

    €413 (Avg Bid)
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    crash game 3 ditë left

    job description: -full stack blockchain dev to develop crash game in solana -must have incredible design skills and build everything from A-Z -design front end and backend included -we have images and references of how we want it to look but you must do the rest -we have open source crash script too , time wasters will be ignored.

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    Crash game 3 ditë left

    Looking for full stack blockchain pro who can develop a game of Crash game inside the SOLANA blockchain for me, you must have connections to design and build everything from A to Z, design and front end included. We have images/references of how we want it to look, but you must do the rest. We have open source Crash script too, time wasters will be ignored.

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    Create Crypto Token 3 ditë left
    VERIFIKUAR

    Dear Freelancers I would to create a new token so looking for someone who can take the project end to end creating the white paper and all details about the created token Lower price freelancer will be awarded

    €584 (Avg Bid)
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    Our react based website almost ready to launch MVP needs experienced developer to come in and fix some bugs. Current dev is very busy but is able to onboard new developer as needed. The dApp being created are Solidity/React/NodeJS based and require advanced relevant experience. Technical Requirements: Solidity, , React.js, Node.js Development and testing best practices. Commitment to schedule Conscientious manner Please be in touch to schedule a call to discuss the project details to see if we are a good fit for each other. We are ready to hire asap. *We don't recomment agencies. An independent freelancer is required.

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    Blockchain Development 2 ditë left
    VERIFIKUAR

    I am looking for a blockchain developer to develop a own blockchain

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    Blockchain like bitcoin 2 ditë left
    VERIFIKUAR

    I need a blockchain like bitcoin .Transaction explorer and wallet .

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    i need a crypto trading bot 2 ditë left
    VERIFIKUAR

    Hi Hope you’re doing good , I’m interested in your EA Forex Bot , I’m currently searching for a real Forex Bot that fits those requirements : -Safety: The robot should have a sound risk management strategy in place to minimize losses and protect your capital. -Consistency: The robot should have a proven track record of consistent performance and profitability. -Drawdown management: The robot should have a good mastery of drawdown management techniques to minimize losses during market downturns. -Economic news: The robot should be able to take into account and adapt to economic news and events that can affect the currency markets. -Prop firms trading: The robot should be able to trade with prop firms -Testing: Before purchasing, I should test the robot using a demo accoun...

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    Need to build a Cryptocurrency private key checker in php. Script should accept private keys of the following format: - 64 alphanumeric characters - 12 phrases - 24 phrases - WIF pubkey(Compressed/Uncompressed) When a private key of the above format is input into the script, ALL Cryptocurrency tokens and coins with balances greater than 0 associated with that private key should be returned in an array of the structure: { "coin_name/token_name (network)" : balance "coin_name/token_name (network)" : balance ... } e.g [ "BTC (Bep20)" : 0.00245, "ADA (Cardano network): 35.25, "BNB (Bep2)": 2.156, "BTC (Bitcoin network)": 1.3, "TRX (TRC20): 100.35, ... ]

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    Cardano Smart Contract 2 ditë left
    VERIFIKUAR

    Create a Smart Contract on the Cardano Testnet Transaction sould contain Member ID (hash), Effective date - 1/1/2023, Term Date - 12/31/2023, Product ID - A0002000, Type - Medical Ensure I have the setup to call the smart contract and enter new transactions Ensure I have the setup to query the block chain to review the information from the transactions

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    Hi all! My name is James. I've been doing NFT for quite some time now. And now I'm recruiting a team of NFT artists with experience. The format of work can be different, work for a % of profit or pay for each project individually, you decide

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    need a dev to create a presale dashboard built in ReactJs in order to conduct a token presale. The token will be distributed in the BSC network (deployed network). User arrives at the Presale Dashboard and will find a “connect wallet” button on the top right corner and a dashboard with our own branding. Users will be able to connect their DEX wallets and connect to the dapp. Connected users can now buy presale tokens using their DEX wallets. Requirements: Users can contribute with the following tokens and networks: BEP20 - USDT / BNB - ERC20 - USDT / ETH - All bought tokens will be subjected to a vesting schedule and locked on chain. Users will be able to see and claim the tokens in a separate progress dashboard (new page, Front End (Multichain React website (2 chains) wi...

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    build me an arbitrage bot 2 ditë left
    VERIFIKUAR

    I need an arbitrage bot that needs to be developed so that it can utilize flash loans to make arbitrage trades on platforms like Uniswap, Sushiswap, Balancer, and other reliable DEXs. The bot should have the ability to scan for opportunities and detect price differences between exchanges. Once an opportunity is identified, the bot should swiftly execute flash loans from Aave or Dydx to execute trades. The bot should determine the necessary flash loan amount (collateral) and execute flash loan arbitrages with the appropriate gas fee to avoid being outrun by other bots. The bot should also automatically and simultaneously repay the flash loan, pay the gas fees, and send the profits to the wallet address of the owner.

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    Ruby on Rails/Blockchain Developer for NFT Site

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    Looking to build a Payment Gateway that is built on top of RippleNet using XRP ODL. We are looking to support XLM and XDC for this Payment Gateway, as well as supporting Fiat Currency and real-time currency conversions and real-time settlements using XRP ODL

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    Upgrade my ready to use Web 2 games to Web 3 for Hedera and Hashpack integration. Its for NFT based game but right now I only need Hedera and hashpack integration.

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    I will need the development of an arbitrage bot (smart contract) that will be able to use flash loans to make arbitrage trades between uniswap ,sushiswap, balancer and any other reliable DEX. The bot should be able to spot arbitrage opportunities and quickly execute flash loans from either Aave or Dydx to make trades with them. The flash loan amount (collateral) should be determined by the bot. The bot should be able to execute flash loan arbitrages with the right amount of gas fee in order not to be front run by another bot The bot should be able to repay the flash loan plus the gas fees and then send the profits into the wallet address of the owner . All this should be done automatically and simultaneously.

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    Need a exact like this in React 2 ditë left
    VERIFIKUAR

    Need an exact like this in React Dao Dashboard in React

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    I need to implement metamask login to a laravel project and some modify

    €153 (Avg Bid)
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    Smart Contract development 2 ditë left
    VERIFIKUAR

    Need to copy a smart contract in bsc chain and deploy

    €231 (Avg Bid)
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    need a blockchain integration dev 2 ditë left
    VERIFIKUAR

    need to connect the front end to the smart contract. web3js or etherjs

    €4 / hr (Avg Bid)
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