Cadena de bloques Jobs

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.

Contratar a Blockchain Developers

Filtro

Mis búsquedas recientes
Filtrar por:
Presupuesto
a
a
a
Tipo
Habilidades
Idiomas
    Estado del trabajo
    202 trabajados encontrados, precios en EUR

    ricas recetas de comida rápida y venezolana, contactame dime que necesitas y con gusto ayudare permiteme ser tu asesora

    €9 - €26
    €9 - €26
    0 ofertas
    Exchange Blockchain 5 días left
    VERIFICADO

    If it must be a site based on the Blockchain platform and its usefulness is to be an exchange of cryptocurrencies, in addition to it will have deposit and bank withdrawal services from Fiat. A simile to binance but with all the interface in Spanish and also anchored to the liquidity of a large exchange like Binance Sitio web con tecnología blockchain en donde se pueda hacer intercambio d...

    €8581 (Avg Bid)
    €8581 Oferta promedio
    15 ofertas

    Necesitamos un experto en Solidity y SmartContract para la creación de un nuevo token por la red BSC. Solo gente profesional y seria!

    €643 (Avg Bid)
    €643 Oferta promedio
    11 ofertas

    Hola necesito un programador que se encargue de diseñar una galería de arte en crypto boxels y otra en descentraland

    €16 / hr (Avg Bid)
    €16 / hr Oferta promedio
    11 ofertas

    I have PSD template for my app. If you have good knowledge and Experienced then you can bid on this project. I don't have rich experience in this project. Deadline, as soon as possible and budget you can tell me your best quoto

    €2154 (Avg Bid)
    €2154 Oferta promedio
    17 ofertas
    Dice game && Blockchain expert. 6 días left
    VERIFICADO

    Hello. Everyone . I need to develop blockchain game based on dice. Please check attached requirements . I hope to get best freelancer.

    €13 / hr (Avg Bid)
    €13 / hr Oferta promedio
    10 ofertas

    We are looking for developer having good experience of ERC721 contract for our upcoming NFT project. Please note this job post is to create smart contract, deploy it for minting NFT along with front end website and not just a basic website/blog/etc related job. Its s 2 NFT projects to be launched subsequently. Project involves: - development of easy to use simple website to showcase details - cre...

    €2893 (Avg Bid)
    €2893 Oferta promedio
    3 ofertas
    Need crypto site for prices 6 días left
    VERIFICADO

    Need crypto site desplay prices of any crypto also new crypto will be added to my site automatically need features add all new coins from coingeko need chart price of coin for my own design' need design and functions same as coindataflow research this site before ask me questions.

    €506 (Avg Bid)
    €506 Oferta promedio
    21 ofertas

    Starting an investment in cryptocurrencies and i'm looking forward to have a long term work with a freelancer who have a good experience with crypto, if you're interested please reach me. thanks!!

    €539 (Avg Bid)
    €539 Oferta promedio
    30 ofertas

    I have PSD template for my app. If you have good knowledge and Experienced then you can bid on this project. I don't have rich experience in this project. Deadline, as soon as possible and budget you can tell me your best quoto

    €2314 (Avg Bid)
    €2314 Oferta promedio
    19 ofertas

    Build a web game website according to my designs and specifications (see google doc sent). Website must have - - Game (game + relevant Admin Panel data + provably fair) - Deposit and withdraw (Bitcoin) - Affiliates (Invite users for % of commission with affiliate code/link) - Level up (levels up the user and users receive rewards) - Chat (including moderators) - Responsive (Web and Mobile) - Secu...

    €3455 (Avg Bid)
    €3455 Oferta promedio
    22 ofertas
    Fork a layered farm contract -- 2 6 días left
    VERIFICADO

    I am looking for people to fork a smart contract, which is polypup on polygon. It should include front-end The budget is 500$, and am low on cash.

    €753 (Avg Bid)
    €753 Oferta promedio
    6 ofertas

    Need to release 10,000 nfts in kadena kd5 blockchain So I need Minting contract Website Minting function on website Marketplace Wallet connect And a section in website to see nft collection purchased or owned Timeline is 1 week

    €1163 (Avg Bid)
    €1163 Oferta promedio
    16 ofertas

    Looking for someone to help manage twitter/ instagram page for our crypto/ NFT project. Objective will be to manage the content, increase followers base (100% genuine, not fake), along with increased real engagement on the pages.

    €134 (Avg Bid)
    €134 Oferta promedio
    23 ofertas
    Opensea trading bot 6 días left
    VERIFICADO

    Hi Freelancer, I require a developer to create an OpenSea trading bot using the OpenSea SDK. I am looking for experienced Java script developers that have a strong background in Blockchain, Web3, Java and most importantly direct experience with the OpenSea SDK. The bot will need to scan for new NFTs being published on OpenSea. It then needs to quickly look at the NFT Asset and extract details l...

    €737 (Avg Bid)
    €737 Oferta promedio
    7 ofertas

    I have PSD template for my app. If you have good knowledge and Experienced then you can bid on this project. I don't have rich experience in this project. Deadline, as soon as possible and budget you can tell me your best quoto

    €2305 (Avg Bid)
    €2305 Oferta promedio
    27 ofertas
    blockchain game white paper 6 días left
    VERIFICADO

    I need blockchain develper. please contact with me

    €129 (Avg Bid)
    €129 Oferta promedio
    5 ofertas
    web3 js expert needed -- 2 6 días left
    VERIFICADO

    We are looking for a web3 js expert to connect multiple wallets for login and execution If you have any web3js portfolio to show, only then bid on this job

    €167 (Avg Bid)
    €167 Oferta promedio
    4 ofertas

    hello, i need anyone who can develop of blockchain game i just need code, i have graphic designer i will need whitepaper,smartcontract which it will work on b sc network

    €4614 (Avg Bid)
    €4614 Oferta promedio
    17 ofertas

    We are developing a NFT project (base artwork and traits are currently being developed) We require someone to develop the following: 1. Develop ERC721 smart contract 2. Develop NFT mint website (Wallet connection with Web3js) 3. Upload artworks onto IPFS (Randomize traits) 4. Deploy smart contract 5. List project on OpenSea

    €1422 (Avg Bid)
    €1422 Oferta promedio
    27 ofertas
    Crypto Swap exchange 6 días left
    VERIFICADO

    I need someone to create crypto swap exchange website. Kindly send me your offer if interested

    €558 (Avg Bid)
    €558 Oferta promedio
    37 ofertas
    Make smart contracts 6 días left
    VERIFICADO

    We need a custom smart contract for our NFT. Kindly reach out for more details :)

    €256 (Avg Bid)
    €256 Oferta promedio
    21 ofertas

    As the heading suggests Similar application Please put final real price in bid, ignore budget range

    €1237 (Avg Bid)
    €1237 Oferta promedio
    28 ofertas

    Greetings, are you a copywriter? do you know how to play with words ? can you right the YES voice on investors through the content ? You will be rewarded with 25K COINS + Milestone. we will be picking the Right Candidate. Please bid seriously.

    €26 - €213
    Sellado
    €26 - €213
    30 ofertas

    Can you handle nft gaming website Which people can play with the token. Did you have any sample you have work on before. Kindly send then I can send you the whole requirements Thanks

    €682 (Avg Bid)
    €682 Oferta promedio
    6 ofertas

    Hello , I would like discuss with crypto professionals regarding the creation of an NFT MarketPlace similar to Rarible & OpenSea If you are familiar and have experience in the Blockchain/Crypto & NFT space kindly let me know! Thanks !

    €7613 (Avg Bid)
    €7613 Oferta promedio
    12 ofertas
    NFT Minting Website 6 días left
    VERIFICADO

    I need to build an NFT minting site. It should include a single-page lander in react.js and an ERC-721 smart contract. I will supply all web designs, NFT images, and metadata.

    €29 / hr (Avg Bid)
    €29 / hr Oferta promedio
    39 ofertas
    Crypto mining 6 días left
    VERIFICADO

    im looking for a freelancer who can work as a crypto mining agent

    €138 (Avg Bid)
    €138 Oferta promedio
    14 ofertas

    I am looking for a highly skilled Blockchain Expert working for no salary.

    €9 (Avg Bid)
    €9 Oferta promedio
    2 ofertas

    Hello, we want a website where people can mint our NFT art and send it to OpenSea. It needs to be connected on MetaMask and mint token ERC-721 For example: [iniciar sesión para ver URL]

    €17 / hr (Avg Bid)
    €17 / hr Oferta promedio
    28 ofertas
    Liquid ICP -- 3 5 días left

    Create a bridge from Dfinity project to Matic chain through wrapping process. Another contract to distribute weekly rewards to bridged erc-20 token holders. details at [iniciar sesión para ver URL]

    €17 / hr (Avg Bid)
    €17 / hr Oferta promedio
    3 ofertas
    Lokking for NFT expert 5 días left
    VERIFICADO

    4 releases of 5000 NFT’s representing every animal on earth, in proportion to the animal’s real world population and scarcity. I am looking for a experience developer to do this, a detailed document will be provided

    €79 / hr (Avg Bid)
    €79 / hr Oferta promedio
    20 ofertas

    COMPANY OR TEAM DO NOT APPLY..ONLY INDIVIDUALS ARE WELCOME..WE WANT INDIVIDUAL GUYS IN FULL TIME BASIS FOR A LONG PERIOD. Requirement of a FULL TIME Blockchain developer who have a knowledge in NFT [iniciar sesión para ver URL] talking with you and discuss your [iniciar sesión para ver URL] can only discuss the project after you have signed NDA and IP with us. The company is a UK ba...

    €1036 (Avg Bid)
    €1036 Oferta promedio
    11 ofertas
    Cryptocurrency 5 días left

    Looking for someone to create a cryptocurrency based on POW

    €385 (Avg Bid)
    €385 Oferta promedio
    3 ofertas

    I am Looking for a Blockchain Developer and If you are not highly skilled, do not bid here.

    €709 (Avg Bid)
    €709 Oferta promedio
    5 ofertas
    Blockchain + web + mobile app 5 días left
    VERIFICADO

    we want to develop a token for our users that is a wrapped [iniciar sesión para ver URL] need to build web + mobile + blockchain websites based on this token. Since this is large project, we are looking for a high-skilled blockchain / web / mobile developer.

    €14 / hr (Avg Bid)
    €14 / hr Oferta promedio
    27 ofertas

    we want to develop a token for our users that is a wrapped Ethereum.(full-time work) Token Requirements: 1. ERC 20 token 2. Compatible with most wallets like Metamask and similar 3. No gas or very low gas like Matic 4. Wrapped Ethereum token that is minted by depositing Ethereum or Matic Weth 5. User can in one click and without paying extra gas spend this token on Ethereum oor Matic Weth chains...

    €19 / hr (Avg Bid)
    €19 / hr Oferta promedio
    28 ofertas

    There is NFT smart contract written with Solidity. Of course, this is running on the eth mainnet. I need to convert this eth smart contract to solana blockchain smart contract. A general summary of the project is like given above. More specific details will be discussed in the chat room. Please only bid if you have experience with it.

    €48 (Avg Bid)
    €48 Oferta promedio
    1 ofertas

    Hello, I am going to build a new NFT market platform such as [iniciar sesión para ver URL]

    €1689 (Avg Bid)
    €1689 Oferta promedio
    9 ofertas
    cloud mining -- 2 5 días left
    VERIFICADO

    I need a app or website that can mine min 15 USD crypto coin per day

    €472 (Avg Bid)
    €472 Oferta promedio
    4 ofertas
    Bsc approved tokens check 5 días left
    VERIFICADO

    Hello, I need a monitor see approved tokens on a few addresses ( over 10 ) Only this info -> approved tokens on my selected wallets. If I can get notified when these tokens are approved via telegram or other notification system, would be great. Thank you

    €171 (Avg Bid)
    €171 Oferta promedio
    8 ofertas

    Looking for a experienced person to build a Swap on BSC

    €18 / hr (Avg Bid)
    €18 / hr Oferta promedio
    19 ofertas

    write a simple script that shows a list of the 50 newest tokens that start trading on Raydium (Solana's DEX) and some other data - price, liquidity, trade volume. Monitor the API for when the new token (liquidity pair) appears, and add it to the state/list. Every 10 seconds check the price of tokens and update the list.

    €746 (Avg Bid)
    €746 Oferta promedio
    4 ofertas
    blockchain dev 5 días left
    VERIFICADO

    I want a website, where users can login with their metawallet, and then they see a slider with screenshots of their NFT's

    €1053 (Avg Bid)
    €1053 Oferta promedio
    31 ofertas
    Crypto currency 5 días left
    VERIFICADO

    I need a team or anyone who are experts in building blockchain technology, Payment gateway systems development and a new crypto currency.

    €4861 (Avg Bid)
    €4861 Oferta promedio
    5 ofertas
    Cardano NFT Marketplace 5 días left
    VERIFICADO

    NFT marketplace, front end, back end, plus minting all built on the Cardano blockchain. Similar to CNFT, with the added ability for users to create store fronts like OpenSea. Must also include category filters to allow users to search for NFTS to buy, buy it now and auction options when listing NFTs to sell. FEATURES ----------------------------------------------------- • Storefront • S...

    €4019 (Avg Bid)
    €4019 Oferta promedio
    43 ofertas

    flutter developer with some basics blockchain knowledge for developing a mobile NFT card game. The description is in the attachment. screen graphics: [iniciar sesión para ver URL]

    €5246 (Avg Bid)
    €5246 Oferta promedio
    16 ofertas

    COMPANY OR TEAM DO NOT APPLY..ONLY INDIVIDUALS ARE WELCOME..WE WANT INDIVIDUAL GUYS IN FULL TIME BASIS FOR A LONG PERIOD. Requirement of a FULL TIME Blockchain developer who have a knowledge in NFT [iniciar sesión para ver URL] talking with you and discuss your [iniciar sesión para ver URL] can only discuss the project after you have signed NDA and IP with us. The company is a UK ba...

    €1265 (Avg Bid)
    €1265 Oferta promedio
    6 ofertas
    Build me a smart contract 5 días left
    VERIFICADO

    We need help building a smart contract for NFT's through solidity.

    €161 (Avg Bid)
    €161 Oferta promedio
    19 ofertas