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    49 trabalhos encontrados, preços em EUR

    ERC-20 compliant smart contract with a few custom features. Must use OpenZeppelin framework.

    €1676 (Avg Bid)
    €1676 Média
    10 ofertas

    I need an experienced full stack website developer to create a peer to peer crowdfunding website focused on donations. The website will mostly be a replica of GoFundMe with integration of major crypto wallets like Metamask and Trustwallet. The donor has an option to donate via fiat or cryptocurrency. Likewise the recipient can receive funds as fiat or cryptocurrency.

    €972 (Avg Bid)
    €972 Média
    52 ofertas

    I have an [fazer login para ver a URL] NFT collection that receives royalties whenever someone buys my nft on the secondary market. I want to pass on that royalty to the wallets that initially minted my NFT from my website. Seems i will need a smart contract to do this.

    €1000 (Avg Bid)
    €1000 Média
    18 ofertas

    I need to connect metamask to my website, I’m already have ready html template ..

    €32 (Avg Bid)
    €32 Média
    4 ofertas
    I need 3 functions 6 dias left
    VERIFICADO

    I am searching for a freelancer to implement limit functions in Node. It should call the limit order function in 1inch and place orders. Really simple Node script no fancy logic, just set limit price for a specific [fazer login para ver a URL] pair. The node script should contain 3 functions. Ideally you go through Infura to create the orders. Please provide install instructions for node or a...

    €3 / hr (Avg Bid)
    €3 / hr Média
    2 ofertas

    I need a smart contract deployed into an address I can control wich makes exchanges of token by copy trading transactions by scanning the pancake router and copying transactions based on parametres I decide and making new similar transactions with balance from the address.

    €775 (Avg Bid)
    €775 Média
    25 ofertas

    my web [fazer login para ver a URL] is presale and self airdrop web for my token. i need this connect wallet can be connect to wallet connect/ trust wallet at mobile phone expecially. smart contract for this already have 0x4aC70495d28612bcbDe0fA0f322175f27c8071c8 check at [fazer login para ver a URL] but now only can connect metamask by desktop. i need it can be fully functionally connect to dap...

    €142 (Avg Bid)
    €142 Média
    15 ofertas

    I am a accountant .I want to hire someone for developing my own cryptocurrency with customized fuction. If it is satisfied,you also will be asked to develop some dapp such as lottery,chess and card. If you good at design website,tell me too.

    €2455 (Avg Bid)
    €2455 Média
    30 ofertas

    Guide me how to deploy goose defi fork contracts on polygon network. I am just studying solidity. and I want deploy goose defi's contracts with just copy paste.

    €25 - €209
    €25 - €209
    0 ofertas
    ICO website 6 dias left

    I need a freelancer in helping us to create a new ICO token and market, we have the funds and good understanding but we don't have the tech to set it up.

    €1357 (Avg Bid)
    €1357 Média
    10 ofertas
    Token project 6 dias left
    VERIFICADO

    token in the ETH network instead of a redistribution we would like to go in the direction of an automatic high burn rate with every purchase. 20% of every buy will get distributed as such, 4% to the marketing/development teams wallet, 16% to a burn wallet with a max supply of 1,000,000,000,000,000 tokens

    €399 (Avg Bid)
    €399 Média
    23 ofertas
    NFT Marketplace Backend 5 dias left
    VERIFICADO

    I'm looking for someone to create a User Management back-end only for NFT market place. You will need to configure: - Storage - Blockchain - Token (Smart Contract). The front-end is being developed so eventually both will be connected with ABIs Below are the functions needed to be included in the back-end User Management • User Pause/Ban/Delete • Unique user handle for each use...

    €542 (Avg Bid)
    €542 Média
    22 ofertas

    Hi there I am looking for a computer hardware technician/ Crypto mining rig expert to build custom Crytpo rigs for me. Preferably someone who has experience in crypto mining. 7-10 day deadline. Preference will be given to London based freelancers. I look forward to hearing from you. Kind Regards Adam

    €644 (Avg Bid)
    €644 Média
    4 ofertas

    We need a smart contract developer, who will write a relatively simple contract using Solidity.

    €36 / hr (Avg Bid)
    €36 / hr Média
    48 ofertas

    I need someone to modify the golang implementation of ethereum to propagate transactions from my origin only if it succeeds else it should discard. Eg: If I send 2eth to someone but my account only has 1eth the code should identify this and stop this transaction from ever reaching blockchain, this is to avoid the gas fees which I had to pay for failed transactions. Please only apply if you have ex...

    €299 (Avg Bid)
    €299 Média
    2 ofertas

    We want to develop a Decentralised application for our project based on Blockchain, we require someone who have good knowledge about the cryptography based projects or willing to work for it. But firstly we need to test the skills of yours so we'll give you a simple application to build, if we are satisfied then we'll give you a chance to for the main product. This is for our satisfacti...

    €17 (Avg Bid)
    €17 Média
    2 ofertas
    Web3 Software Project 5 dias left
    VERIFICADO

    Please check the specifications attached in details before making a bid.

    €160 (Avg Bid)
    €160 Média
    15 ofertas
    Blockchain Solidity Contracts 4 dias left
    VERIFICADO

    I need a developer who knows Hindi or Punjabi. Budget: Not fixed, All depends on functions and updates I would like to build my own farm like Pancakeswap .finance I need solidity developer for the updates in solidity contracts In our project, most of the program is the same as pancakeswap so I need few changes in contracts Token [fazer login para ver a URL] MasterChef [fazer login para ver a...

    €461 (Avg Bid)
    €461 Média
    8 ofertas

    We are looking for an experienced Ethereum/Polygon/Solana Developer to assist us with launching our token and related smart contracts. The details about the smart contracts/projects needed are below. Ideally, we are looking for someone that would be interested in joining our team as a full-time senior blockchain developer after the initial freelance work. Freelance Work Mint new token with a fix...

    €531 (Avg Bid)
    €531 Média
    13 ofertas

    I want a system like [fazer login para ver a URL] , it is a website presale with referral and a token BEP20

    €455 (Avg Bid)
    €455 Média
    15 ofertas

    - Description: We are looking for an experienced Ethereum/Polygon/Solana Developer to assist us with launching our token and related smart contracts. The details about the smart contracts/projects needed are below. Ideally, we are looking for someone that would be interested in joining our team as a full-time senior blockchain developer after the initial freelance work. - Freelance Work 1. Min...

    €257 (Avg Bid)
    €257 Média
    4 ofertas

    Hi, I'm looking for an experience solidity developer to fork pancakeswap and deploy to polygon with a few added changes. Please only apply if you know react well enough to make UI changes and solidity.

    €42 / hr (Avg Bid)
    €42 / hr Média
    6 ofertas

    PROJECT NAME: CRYPTORACLE • Project objectives: 1) Create a backend smart contract on the Binance Smart Chain  See [fazer login para ver a URL]  Create a duplicate frontend site (See [fazer login para ver a URL]) with the same functionality of the backend smart contract  Add 5% transaction fee for each transaction to be sent to 0xb94a385a266dC8d8CC14513Ed7755a98aa40F43e  Any unclaime...

    €336 (Avg Bid)
    €336 Média
    7 ofertas

    We are looking for a Pancakeswap fork to be completed for us with some charts included on the layout. We would like a more modernized design for it though such as the Uniswap design but Pancakeswap functionality to interact with the binance smartchain. Please only apply if you have experience doing this and can provide us with 3 references. All applicants must show us their previous projects lik...

    €361 (Avg Bid)
    €361 Média
    13 ofertas
    Defi AMM needed 4 dias left

    Need someone to develop a pancakeswap, with functionalities including exchange, farm and pool. We will also need to issue our own token.

    €409 (Avg Bid)
    €409 Média
    5 ofertas
    Pancakeswap fork 4 dias left
    VERIFICADO

    I need a Pancakeswap fork Main features needed: Exchange, Liquidity, Farm, Pools

    €2125 (Avg Bid)
    €2125 Média
    19 ofertas

    Hello, i am looking for a expert regards ETH network erc20 contracts. I already know how to create a Token, but I need someone to change the Contract a little bit. i also want to know how to make the contract unique, adding commands codes like set buy limit then release( after deploy) it and a few more stuff like block bots from buying the coins. I need someone to teach me everything need to ...

    €29 / hr (Avg Bid)
    €29 / hr Média
    10 ofertas

    I need to create a fork of pancakeswap, and create my own token swap project on the FANTOM NETWORK (NOT BSC) PLEASE DONT CONTACT ME IF YOU CANT DO BSC , PLEASE DONT WASTE OUR TIME It should have following features: - Exchange / Liquidity - Farming pairs - Staking pools - Lottery - Token Price Explorer Please contact me only if you can do all request I had indicated and make a site ready to be us...

    €2129 (Avg Bid)
    €2129 Média
    24 ofertas
    PancakeSwap Fork 3 dias left

    What i need: Fork of pancakeswap with new layout (Exchange, Farms and pool part). Token create with max supply: 30,000,000 Tokens. (BSC chain). Guide how to add new farms. Guide how to add new pools. Help to get all requirements to get the token list on binance. Token AUDIT required.

    €494 (Avg Bid)
    €494 Média
    24 ofertas

    THIS IS EXCLUSIVELY FOR DEVELOPERS WHO HAVE MADE CASINO GAMES ON ETHEREUM OR BSC IN THE PAST IF YOU HAVE NOT THEN DON'T APPLY I AM LOOKING FOR SEASONED CASINO GAME DEVS you will need to have extensive knowledge about the BSC and ETH Network You will be ready to act now you will need to showcase the games you have made and provide proof you will need to be ready to interview asap Looking ...

    €28 / hr (Avg Bid)
    €28 / hr Média
    23 ofertas

    create site similar to [fazer login para ver a URL] include: - back end & front end - UI redesign - deploy smart contract using BSC

    €949 (Avg Bid)
    €949 Média
    13 ofertas

    I have a website in workpress and i want to add a new page for ico (people to buy my new token) The page layout design has already been implemented in wordpress and html and now just need a solidity/smart contract coder to connect the page to wallet and smart contract I want first allow customer to connect the metamask wallet and then as per busd input to swap equiv new token. Token to be stored...

    €163 (Avg Bid)
    €163 Média
    24 ofertas

    The developer reading this should be familiar with the following terms: AMM Liquidity pool DEX smart contracts Liquidity provider ERC-20 tokens Goal: To Build a DEX that any trader is able to short assets on easily utilizing a Custom set of ERC-20 tokens that are inverse to the current market price of an existing asset.

    €1115 (Avg Bid)
    €1115 Média
    6 ofertas

    I Need a flash loan deployed I have the contract src code just need help to review it quickly then deploy it on Remix it's a BSC contract so need to be available and aware of how to work with BSC I have the code to fix and I also have a video to follow for this you need the experience to help remotely on this look forward to working with you.

    €423 (Avg Bid)
    €423 Média
    11 ofertas

    We want to launch a launchpad for Initial DEX Offering (IDO) that anyone- projects and developers can hold a presale round. We need it to work on Ethereum and BSC. So we need professionals with expertise in Solidity and with other related skills. The platform should work with a similar logic as Polkastarter, but with a different front-end.

    min €42 / hr
    min €42 / hr
    0 ofertas
    Blockchain Developer Needed 2 dias left
    VERIFICADO

    Hello, I am looking for a blockchain developer that can work with me to complete a project that I am working on. I want someone who can do Zoom Sessions with me and can speak english. The project is currently being built with Angular and Truffle You must have experience with Smart Contracts, Open Zeppelin, and writing custom logic in solidity. Thank you

    €472 (Avg Bid)
    €472 Média
    18 ofertas

    Urgent, I need a developer who has rich experience in Solidity, Smart Contracts. I'll send more details PM

    €42 / hr (Avg Bid)
    €42 / hr Média
    3 ofertas

    I have an existing BSC Smart Contract that functions well, however the gas fees required to run the contract are quite high. I'm looking for someone to optimise the contract to consume less gas.

    €424 (Avg Bid)
    €424 Média
    15 ofertas

    I need to create NFT market place include IPFS, TRC1155, Frontend, solidity If you have no experience about it, please no bid. Maxthim

    €1086 (Avg Bid)
    €1086 Média
    8 ofertas

    We have all code written and need a developer to deploy our NFT smart contract. We will need a certain amount of collections created along with ID's The project will require you to : ------Deploy NFT Intellect smart contract Store collections and items ID’s to allocate to users who take out services via our platform * Use nft_contract database to hold items relating to our platfo...

    €18 / hr (Avg Bid)
    €18 / hr Média
    9 ofertas

    I am looking for someone who knows how to add a transaction fee to uniswap v2 swapping feature. I want to charge 1.25% per swapped token on my fork but I am having trouble figuring it out. If you can please help.

    €17 (Avg Bid)
    €17 Média
    4 ofertas
    create BSC token 17 horas left
    VERIFICADO

    I'd like to hire a developer to Create BSC token

    €79 (Avg Bid)
    €79 Média
    7 ofertas

    We are looking for a Pancakeswap fork to be completed for us with some charts included on the layout. We would like a more modernized design for it though such as the Uniswap design but Pancakeswap functionality to interact with the binance smartchain. Please only apply if you have experience doing this and can provide us with 3 references. All applicants must show us their previous projects lik...

    €2257 (Avg Bid)
    €2257 Média
    27 ofertas

    Hello! The developer reading this should be familiar with the following terms: AMM Liquidity pool DEX smart contracts Liquidity provider ERC-20 tokens Goal: To Build a DEX that any trader is able to short assets on easily utilizing a Custom set of ERC-20 tokens that are inverse to the current market price of an existing asset. Example: Lets say that AAVE is currently trading at 300$. A custo...

    €6947 (Avg Bid)
    €6947 Média
    12 ofertas

    Looking to develop a music streaming platform, using a smart contract. where all information about the music and the Artist will be retrieved from the blockchain. Music will be uploaded to IPFS. furthe information will be given when requeted.

    €545 (Avg Bid)
    €545 Média
    29 ofertas

    Hello Everyone, I want an experience developer who can develop all smart contract and other required backend functionality of DODO Defi. Reference site : [fazer login para ver a URL] [fazer login para ver a URL] No need to develop the front end because it is already build in Reactjs, material UI. We will provide you by our side Budget : $300 Deadline : 25th of June 2021 Please do not bid...

    €335 (Avg Bid)
    €335 Média
    4 ofertas
    Token ICO dapp 6 horas left
    VERIFICADO

    I am looking for experienced professional to build ethereum token ICO dapp. Strong skills in ethereum, solidity, smart contracts, uniswap, react.js, etc. required. More detailes with chosen candidates

    €489 (Avg Bid)
    €489 Média
    24 ofertas

    We Need A Blockchain Dev that can fork a project and add extra features BID ONLY IF YOU LIVE IN LUCKNOW INDIA

    €622 (Avg Bid)
    €622 Média
    3 ofertas
    NFT Marketplace 4 horas left
    VERIFICADO

    I need someone to help create NFT Marketplace something like Opensea, smart contracts on the BSC Network

    €2412 (Avg Bid)
    €2412 Média
    14 ofertas