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    56 jobs found, pricing in CAD

    High level description: We have: 10,000 NFTs with metdata We need (high level): -Someone with experience of launching an NFT on ETH and Opensea, and a good understanding of Web 3.0 and Smart Contract Development. You will have to guide me on some aspects too, on the best way to mint etc. -A NFT Wesbite -A login for NFT holders (maybe metamask) Functions for NFT Holders: - Accept an Agreement after login and enter their name and address (only need to do this once, unless the NFT holder changes), date timestamp must also be stored for acceptance of agreement. - Ability to Submit a Proposal - Ability vote on proprosal - Ability to view table/rankings for proposals - Admin should be able to view and accept proposals amongst other functions Good english speaker required and you will need to ...

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    Urgent blockchain website 6 days left

    Need an individual who is competent.

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    Need a competent individual for this project.

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    I am looking for expert Solidity with over 2 years of professional experience.

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    We are looking for a Senior Smart-Contract Engineer to take ownership over the development of the most innovative DeFi yield aggregator. The ideal candidate will have solid smart contract proficiency, strong technical leadership, a keen understanding of financial concepts, and a consistent track record of solving critical engineering problems.

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    Cronos blockchain expert -- 2 6 days left

    looking for a experienced cronos blockchain developer who can also build dapp and wallet integration (metamask and defiwallet) I want to launch NFT project on Cronos chain asap please share your past works and github profile

    $49 / hr (Avg Bid)
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    Ico smart contract 6 days left

    I need an Ico contract that works as escrow for holding and distributing tokens to the proper said people. Must be fore multiple escrows at a time handling different projects,

    $39 - $323
    $39 - $323
    33 bids

    Need a competent individual to make this.

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    We need a Spanish dev experienced in Solidity. Only Spanish devs, preferably from Barcelona.

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    create staking smart contract for bep20 token staking Rewards 6 Months 5% 9 Months 10% 12 Months 20% 1- UI/UX for staking 2- Web 3 connectivity 3- Testing on testnet and mainnet deployment 4- Deployment on aws of all above work

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    NFT social media like marketplace

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    I have a website and Solidity Contract ready and I want someone to integrate them using or

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    Blockchain Solidity Developer 5 days left

    Hi I need Blockchain Solidity developer who can help me create a smart contract for NFT project similar to: If you can connect it to front end of our web site it'll be huge so React/Javascript knowledge is a plus.

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    Smart contract Developer - Solidity, Solana, Rust, Ethereum - Crypto Wallet integration - NFT

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    Hi devs. My previous developer has an personal issue so I am going to hire other dev who can handle his stuff as a blockchain developer. The details will be provided to the candidate. I need a long term developer. I have too much stuff for my business. Please submit a proposal on this job post seriously!. scammer not accepted!

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    Fix some bugs 4 days left

    Hi, freelancers I have smart contract. That has some bugs. I find someone to fix it. Requirements - solidity - hardhat If you are right person, I will give you some works.

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    I need a script that can AutoQuest NFT's in a crypto gaming environment, the script needs to interact with the blockchain contract for an NFT game that auto quests my NFT's, so i don't have to sit there and send them on quests, when i have hundreds of NFT's per game, it can literally take me 4-6 hours per day sending them on quests and you miss a day, and you don't earn rewards, so i need a script that can upload them and auto quest all day 24 hours a day. Message me and i can share the game URL and other details.

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    NFT MINTING Site 4 days left

    I have an ongoing nft project that is currently at the minting stage. Therefore, the service of a competent freelancer is needed to setup up a minting site for the project.

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    Hi looking for an expert that can deploy smart contract on ethereum for our nft marketplace , i ve two contract files with me write NOON at start of bid so i can see its not robotic bid :)

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    I need a competent individual who will meet my requirements.

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    fork a defi protocol like DyDx or PERP, including smart contracts, front end and deployment to testnet, with some customizations.

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    Hello. I am looking for the dedicated hardworking individual who can work full time for next several months Skills blockchain technology fast learning new skills full time dedication - 40+ hours per week. Good communication skills - fast response Bonus if know both backend frontend. Share the github profile on your bid with related tech stack on your bid Only individual freelancers, I am tired of hiring team or agency anymore. Thanks

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    I want to buy a Decentralized Swap Bridge from ETH to BSC and vice versa. I want to convert ETH to BNB while bridging and vice versa NOT A NEW Development. Only if you have the software already developed I am interested. You will have to show me a demo and source code. Need this in couple days. Again NOT a new development. Only talk to me if you already have the code. Please note I am a developer, so I know all the tricks in the book. Please dont try them with me.

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    I need to build a blockchain based finance system that automate stablecoin farming. The vault I would like to build is around Yeti Finance, they have a stablecoin strategy outlined here - Please check and bid on this project if you can do this task asap. Best regards.

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    Hello! I want a professional who can create me an Nft Staking Website. Note: you must have sample and tell me the full details about how you will create it. Don't apply if you can't stick to my budget and my budget is 600$. It must be complete within 15 to 20 days. THANKS

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    Hello! I want someone to create me Nft Staking Website. Note: You must tell me the full details about how you are going to do it. You must have sample of your previous work " Nft Staking Website" You must be at least 20yrs and above And my budget is 500$ if you can stick to my budget please don't apply. You must be able to complete it between 15 to 20 days. If you can't complete my project within that days then, let me know the reason why. Thanks

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    Dapp with python 3 days left

    I've been using python and brownie to deploy, mint, and manage my contracts. I'd like to create a minting app - but use python framework

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    Build A Domain Name Website 3 days left

    I need a competent individual who will meet my requirements.

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    support regarding wallet login for the website

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    Build A Domain Name Provider 2 days left

    I need a competent individual to make this website as per my requirements.

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    Looking for Nft Developer. You will need to work on following points to make our development advanced and unique. Currently I have just GIF(animation available) . - Upload art to IPFS - NFT Minting dApp (minting site with verification, wallet integration and contract integration) - Gas Optimized NFT Upgradable Smart Contract Development Deployment ERC721A . - Contract should have whitelisting, presale, and a giveaway - NFT listed on NFT Marketplaces - Opensea, IMX etc. - Custom Dynamic Admin Panel

    $45 - $129
    $45 - $129
    17 bids

    I am looking for someone that has experience with Python and Brownie - I've created several scripts to deploy contact - upload images to IPFS through Pinata - upload metadata - and change the tokenURI for a given tokenID - All this works locally using Ganache but have had some issues with the one function of changing the tokenURI for a given tokenID on Rinkeby - looking for someone to help

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    Fork a crypto DAPP 2 days left

    Hello, i need a fork of this project - I need a review and some changes in the smart contract A new front-end design Web3 connection MetaMask login

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    Thrive Bonds 2 days left

    I'd like to make bonds that pay 50 percent back to the holder, 50 percent into marketing wallet. I have the contract almost completed just need help figuring out the last leg or fixing my issue.

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    ERC 1145 smart contract 2 days left

    Seeking freelancer to guide me in creating an ERC 1145 smart contract for Ethereum NFT project. Seeking step by step instructions so I can learn to do it myself. Milestone 1create ERC 1145 contract (step by step instructions) Milestone 2 add picture and Json / metadata to contract (step by step instructions) Milestone 3 help to successfully upload 2k of NFTs (step by step instructions)

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    Hello, can you please help me fix this smart contract

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    Looking for a developer who can write smart contracts in Rust, glow, solidity and have worked on various chain such as Binance, ethereum. solana, terra and nearchain.

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    Hello! I would like to discuss my project with an expert blockchain developer. Make sure you have enough knowledge to answer my questions. If I find you worthy, I may hire you for long terms. Happy bidding !

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    Fork Ethereum blockchain with a consensus algorithm of PoA • Branding website • Deploy mining pools • Brand Network Status monitor • Brand block explorer • MetaMask for Wallet connectivity • Blockchain Documentation for developers and users • Predefined maximum supply, time of blocks. • Testnet Blockchain & Faucet App • Fully compatible with MetaMask: • Fully compatible with all Ethereum's contracts and dapps. • Be able to integrate with NFT & GameFi Metaverse for future plan • Automatically configure Metamask Wallet • Provide Blockchain API • Blockchain can achieve a remarkable TPS than Ethereum

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    This project aims to solve the problem of tracking the full supply chain from the production of the coffee beans to the consumer hands. To describre the general structure and functions that this Smart Contract offers to the actors: 1)Farmers 2)Distributors 3)Retailers 4)Consumers

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    Creating a land nft sale 1 day left

    We want to create a land nft sale for our project that we can expand if necessary.

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    I need to develop a trust wallet type hot wallet for cryptocurrencies. And to be able to make exchanges and withdrawals of cryptos to other wallets and Exchanges. Attachments are required to prove your skill. Please insert "Crypto-Currency!" at first line, if you are not a robot.

    $28 / hr (Avg Bid)
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    I need to develop a trust wallet type hot wallet for cryptocurrencies. And to be able to make exchanges and withdrawals of cryptos to other wallets and Exchanges.

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    I have a function in solidity that changes the tokenURI for a given token. And it's throwing off an error and the existing contractor cannot get to it. Looking for someone to troubleshoot and fix

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    Blockchain engineer 20 hours left

    We are looking for an eth chain launch for ourselves with a block explorer, so basically geth

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    Hi, this should take less than 30 minutes of your time. You won't have access to the software so you'll need to instruct me what to do remotely. Please watch and listen to this video thoroughly prior to bidding.

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    Create a Smart Contract 14 hours left

    Hello, This is about creating a launchpad solution. Key features are attached. Regards.

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    NFT/Blockchain games 6 hours left

    We are looking for an NFT games developer to create blockchain versions of our titles using our source code and art assets.

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    Python - Brownie - Solidity 5 hours left

    Looking for individuals that know: Python Brownie Solidity I have an existing project and I want some of the code cleaned up/added based on the following: Python work 1) One Function to Deploy Contract (I have code - just need checking) 2) One Function to upload a single image to IPFS through Pinata (so need paramaters for local image) 3) Need to log the URI and any other info that is retreived after uploading 4) Need function with params for creating and uploading metadata json 5) Need Mint Function (with params - like contract address) and log response (THIS MIGHT EXIST... JUST MIGHT NEED UPDATING FOR LOGGING) 6) Need Function to Change Metadata URI (params - contract/token id and URI) The current implementation is on line 17 of file is just Proof of Concept

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    Hi, i need documentation about how to Fork Pancakeswap and Olympus DAO in Avalanche and Polygon Blockchains. The documentation should be type step by step tutorial. Payment will be made once it is verified that the documents work correctly. ¡Please, do not answer if your budget is higher than the one offered. The maximum budget is 250 USD!

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