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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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    268 trabajados encontrados, precios en USD
    blockchain Staking 6 días left

    Necesito una persona la cual sepa hacer un staking en red SOLANA

    $212 (Avg Bid)
    $212 Oferta promedio
    4 ofertas

    Conocimientos en NFT desarrollo web

    $21 / hr (Avg Bid)
    $21 / hr Oferta promedio
    8 ofertas

    Necesitamos un bot para hacer compras-ventas y staking-unstaking de diferentes tokens en diferentes DEX en diferentes blockchains( BSC, AVAX, FTM) desde Metamask.

    $18 / hr (Avg Bid)
    $18 / hr Oferta promedio
    8 ofertas
    Proyecto de juego nft 6 días left

    Estoy comenzando un juego nft ya que poseo el capital y las ganas, estoy creando un equipo para llevar este proyecto a cabo y necesito a un diseñador y creador de nft

    $164 (Avg Bid)
    $164 Oferta promedio
    6 ofertas

    Buenas necesito crear una pagina web para un juego NFT y crear la cryptomoneda del juego, necesito un programador blockchain y que sepa crear la pagina web

    $835 (Avg Bid)
    $835 Oferta promedio
    23 ofertas

    pretendo crear un juego Nuevo NFT de combate, con play to earn para unirnos al meta verso, necesito diseñadores de videos juegos y programadores blockchain si tienen disponibles necesito reclutar el equipo

    $50000 (Avg Bid)
    $50000 Oferta promedio
    6 ofertas

    Estamos buscando programador con sólidos conocimientos de rust y js con experiencia en la blockchain de solana. Imprescindible Español El postulante debe ser capaz de desarrollar smart contracts para nuestro gamefi Necesitamos que el programador sea capaz de integrar las distintas api en rust Así como en Web3 Además el programador debe ser capaz de poder realizar integraciones a medida dependiendo de las necesidades (react.js, etc)

    $34 / hr (Avg Bid)
    $34 / hr Oferta promedio
    26 ofertas
    desarrollo blockchain juego 1 día left

    buscamos desarrollador de juegos en blockchain

    $784 (Avg Bid)
    $784 Oferta promedio
    16 ofertas
    Juego NFT Play To earn 5 horas left

    Es similar a cryptomines, necesitamos realizar minteos, cobrar fee, modificar el slippage luego del primer día, Marketplace de los NFTs, etc.

    $2371 (Avg Bid)
    $2371 Oferta promedio
    14 ofertas
    Gestión Academia Online 5 horas left

    Estamos preparando el lanzamienro de un campus de gestion e inversion en criptomonedas, para toda la comunidad hispanohablante. Tenemos creado el branding, al igual que el temario y los niveles necesarios. Queremos una pagina con tecnologia blockchain para poder gestionar tanto los distintos niveles en los que se escalan, como la gestion de los pagos mediante criptomonedas estables, usdt, usdc. Basada en la red bsc. El curso completo estara en la nube en un servidor privado. Quedando a la espera de propuestas para valorarlas. Posibilidad de entrar en el programa Embassador. Necesario poseer experiencia y capacidad de entregas en plazos.

    $15 - $25 / hr
    $15 - $25 / hr
    9 ofertas
    Creador de NFT 2 horas left

    Estamos buscando incursionar en el mundo de las NFTs, Buscamos alguien con talento para invertir en este y mas proyectos web 3 etc.. Tienes las ganas pero no las herramientas, podemos complementarnos y hacer equipo.

    $21 / hr (Avg Bid)
    $21 / hr Oferta promedio
    23 ofertas

    I am looking for a expert blockchain developer to work with me. MILESTONE 1 Set up interface integrate AnySwap CrossChainBridge (this has been done, needs to be tested) set up AnySwap's smart contracts on Ethereum test (this has been done, needs to be tested) After this milestone 1 done, we can continue. Thank you

    $200 (Avg Bid)
    $200 Oferta promedio
    1 ofertas
    $59 Oferta promedio
    16 ofertas

    A client of mine wanted a crypto coin for his self, or for his own business. So I need only the top blockchain developers to make complete crypto coin. Also take care of: - the legal system - the platform - contract for the forks, update system There are some other points I can't get it in my head right now. So if you can do it perfectly then you will earn lots of bonuses with me. Tell me how long it will take and how much will that cost? With more details please, how many milestones if that requires... etcetera. READ IT CAREFULLY PLEASE AND ANSWER Thank you very much.

    $2635 (Avg Bid)
    $2635 Oferta promedio
    17 ofertas

    We are a wild life Charity organisation ( Government Registered) already working on Crypto project not new! We need Crypto website + Official email address. We need something very similar to babyshibainu/ babydoge/ SafeMoon but We have 3 minutes video need to be on website + also some downloadable app. Website should have list of our 7 tokens and NFT details. Our maximum budget is the Bid amount only! We already have content + Logos+ Domains We need Official email/ website /Road map/ white paper/ also list of our tokens with contract addresses We have already deployed our crypto so only need very good and very unique website. Please read everything before bidding and don’t waste your time with hi hello how are you? Just get the job done receive your payment be proud of you...

    $136 (Avg Bid)
    $136 Oferta promedio
    21 ofertas
    Block chain Developer Required 6 días left

    I want to know if you can write an ERC1155 layer 2 nesting chain for a business structure of mine. If interested, I can lay out all the structure for you. nutshell - nft is the contract in process, token converts to ERC20 crypto upon successful series of transactions, crypto is backed by actual cash from contracts. User has choice to keep it in crypto or transfer to stable coin at point of deposit into a digital wallet. pretty standard layer 2 chain, only with this I have some of my actual contracts with my company I want to use as its beta, and then deploy it from there Can you help me with the basic code structuring and putting it into solidity? If not, even just the structuring of the process flow and look to github. Most of the work is done already and open source. I really need help w...

    $25 - $50 / hr
    $25 - $50 / hr
    0 ofertas

    I am looking for a expert blockchain developer to work with me. MILESTONE 1 Set up interface integrate AnySwap CrossChainBridge (this has been done, needs to be tested) set up AnySwap's smart contracts on Ethereum test (this has been done, needs to be tested) After this milestone 1 done, we can continue. Thank you

    $201 (Avg Bid)
    $201 Oferta promedio
    4 ofertas
    token creation 6 días left

    hello i am looking for a person that will create bep20 token

    $18 / hr (Avg Bid)
    $18 / hr Oferta promedio
    12 ofertas

    We are wanting to make a 1,111 collection of Reapers drawn in pixel. Will have 7 different categories of traits with 53 attributes total.

    $1187 (Avg Bid)
    $1187 Oferta promedio
    16 ofertas

    sto sviluppando un sito web con interazioni blockchain, sono alla ricerca di uno/a sviluppatore full-s per ridurre i tempi di sviluppo. dettagli in privato. proposta di collaborazione a breve o lungo termine.

    $1295 (Avg Bid)
    $1295 Oferta promedio
    15 ofertas

    If someone have experience with it contact me, please.

    $246 (Avg Bid)
    $246 Oferta promedio
    5 ofertas

    list of similar website but with some similar function. I have a document going over everything that I will share with candidate privately.

    $1275 (Avg Bid)
    Acuerdo de Confidencialidad
    $1275 Oferta promedio
    51 ofertas
    Game Developer 6 días left

    Job Description: VE (VOID Elementals) is an NFT collection on the WAX blockchain. VE is currently transitioning from collectible cards to a digital TCG (Trading Card Game). If you’re a Game Developer with Unity experience and a passion for creating high-quality Trading Card games and a beautiful user experience, you could be the perfect fit for this role. Responsibilities: -Rapidly prototype existing ideas & mechanics into fun and engaging gameplay experiences. -You will work closely with our core team in order to test, implement and iterate rapidly on early-stage game concepts. -Create small proofs-of-concept and reports in order to test game mechanics. -Implement game mechanics, UI, animation, graphic effects while also solving fun, innovative, and creative gameplay challeng...

    $26 / hr (Avg Bid)
    $26 / hr Oferta promedio
    8 ofertas

    i want a solidity programmer, to deploy a token on the binance smartchain with antibot I want this antibot of this project. Please read their contract first :

    $217 (Avg Bid)
    $217 Oferta promedio
    25 ofertas

    We looking for someone who would create an automated trading site that would run algos for trading cryptocurrencies. We intend on having a DCA algo, smart buy and scalping algo and grid algo for trading. We need someone to build a website where our users can log in and access the automated trading (bots). Please, we need someone or people who has experience deploying such a website.

    $568 (Avg Bid)
    $568 Oferta promedio
    25 ofertas

    Looking for a website designer to work with and create an amazing looking website to start selling NFT’s and in time be a full-time website designer for the company

    $168 (Avg Bid)
    $168 Oferta promedio
    24 ofertas

    We are urgently looking for a PHP expert who can work closely with our backend team and integrate Coinbase PHP library. We need only two things 1. Payout receival - I think notification api would work 2. send money Additional experience with blockchain technology and cryptocurrencies is a huge plus.

    $7 / hr (Avg Bid)
    $7 / hr Oferta promedio
    4 ofertas
    Smart contract 6 días left

    Hi, We want to apply smart contracts on cards. The smart contract have to return a card to its owner after a defined number of days.

    $216 (Avg Bid)
    $216 Oferta promedio
    6 ofertas

    We are currently seeking a blockchain developer to join our project on both a consultancy and development basis. Our projects will have two tokens, governance, created on Binance Smart Chain, and utility, built on Polygon Matic. To become a part of our team, it is important that you can demonstrate previous blockchain experience, while also having the communication skills to effectively be able to explain in detail the process on what needs to be implemented. To apply, please send through an application with a bit about who you are, and your previous experience. This job is starting asap, we will be reaching out to shortlisted candidates shortly. If you aren't bot, please write "Tiger" on end of proposal.

    $40 / hr (Avg Bid)
    $40 / hr Oferta promedio
    10 ofertas

    cryptocurrency development with its own blockchain. smart contract exchange

    $4676 (Avg Bid)
    $4676 Oferta promedio
    17 ofertas
    Token development 6 días left

    I want to list my token on all platform that's very occurrence

    $16500 (Avg Bid)
    $16500 Oferta promedio
    4 ofertas

    We need to decentralize our private video streaming using IPFS, potentially integrating using rust, as well as do other react and web3 tasks.

    $21 / hr (Avg Bid)
    $21 / hr Oferta promedio
    43 ofertas

    I’m looking at launching my own Crypto Project BEP20 token and looking for people who would like become a part of the core team. I need a lead Developer to initially write the smart contract & deploy the BEP20 Token with functionality as below - - Smart contract design & building. - Tokenomics functionality  - Multi Level reflections functionality - BEP20 Token on the BSC Network. - Buying platform integrations (Pancake Swap) - DEX integration - CEX integrations (Later on) - DApp experience - Solidity expert - Back End Skills required with Front End (Desirable) - In-depth understand of smart contacts and ability to design as required to meet the projects directive. Token allocation will be provided to the founding team. I’d love to chat with you and ...

    $941 (Avg Bid)
    $941 Oferta promedio
    34 ofertas

    I'm looking to hire a developer or team to create a Cardano based application. The application is an NFT based application that allows regular people to invest early in the best crypto projects. It is educational, easy to operate, and is a way for middle and low income wage earners to consistently, easily and quickly be part of the 'democratization of investing'. Deliverables Fully Operational Cardano Application on the Cardano Blockchain Android and IOS Application interface NFT Marketplace Backend API integration to Investing User Interface as well as Operator Interface Accounting verification software

    $484 (Avg Bid)
    $484 Oferta promedio
    11 ofertas
    Add my own token to my website 6 días left

    Add my own token to my website now it use btc and another coin inwant to add my own token and add metamask payment when user transfer money out automatic My script is laravel

    $72 (Avg Bid)
    $72 Oferta promedio
    8 ofertas

    Hi. I need blockchain/solana developer. Recommended someone who has experience in building nft marketplace on solana. Thanks in advance.

    $40 / hr (Avg Bid)
    $40 / hr Oferta promedio
    39 ofertas
    Content update for php site 6 días left

    We need some updates done for a php site. Small job, just page content and some css.

    $133 (Avg Bid)
    $133 Oferta promedio
    137 ofertas

    Мы команда разработчиков. Проекты бывают различные и у нас отдел продаж работает по различным каналам привлечения клиентов. В частности сейчас есть российский клиент которому необходимо разработать для онлайн игры смарт контракты и nft. Также есть несколько англоязычных проектов криптотематики которые тоже можно было бы обсудить. Предлагаю согласовать детали проекта и стоимость в чате

    $140 (Avg Bid)
    $140 Oferta promedio
    1 ofertas

    Need to write whitepaper in defi, nft , stable coin note:- technical knowledge is must while writing whitepaper

    $915 (Avg Bid)
    $915 Oferta promedio
    9 ofertas
    Polygon Gnosis -- 2 6 días left

    I'm trying to setup login whereby the user chooses their wallet with onboard (metamask) and create a gnosis safe for them. Getting an error on the creating safe

    $128 (Avg Bid)
    $128 Oferta promedio
    4 ofertas

    All our project is about NFTs

    $2369 (Avg Bid)
    $2369 Oferta promedio
    26 ofertas

    better have a team with experiences on any blockchain project.

    $2557 (Avg Bid)
    $2557 Oferta promedio
    17 ofertas

    I need a professional developer to build me a Nft mint bot and a website

    $250 (Avg Bid)
    $250 Oferta promedio
    6 ofertas

    We are looking for the expert to write the White paper for our Company Creditum in NFT , DeFi, etc

    $279 (Avg Bid)
    $279 Oferta promedio
    5 ofertas

    we are in need of a seasoned developer with solid experience and confidence working with BTC blockchain for a major project that is being backed by some of the largest names in crypto and blockchain. Need to have lots of experience with BTC, and knowledge about DIDs, IPFS, and Node.js are a plus. The scope of work will include working with our blockchain lead and the rest of our team - we have a roadmap, but what we need more than anything is someone to support where needed on a day to day basis for the next month. We're a cool, small team and would LOVE to turn this into a long-term project with the right person.

    $1013 (Avg Bid)
    $1013 Oferta promedio
    7 ofertas
    Ethereum Token Developement 6 días left

    I need a developer that can create and launch an ERC20 token on the ethereum mainnet and also get it listed on exchanged such as uniswap

    $993 (Avg Bid)
    $993 Oferta promedio
    39 ofertas
    blockchain project -- 2 6 días left

    I'm looking for a blockchain expert. Details will be shared on the pm.

    $25 / hr (Avg Bid)
    $25 / hr Oferta promedio
    12 ofertas

    Walk through each step of the process to mine my first Bitcoin or Ethereum

    $595 (Avg Bid)
    $595 Oferta promedio
    12 ofertas
    dbSigma Website 6 días left

    I require a recruitment website. Employers can post new job listings and potential employees can apply for the new jobs. Some of the jobs will be IT related and candidates will be required to solve coding challenges. Therefore, I would like an IDE to be available in the candidates' section of the website. I would also like to option to anonymise candidates so that potential employers are unaware of the candidates personal characteristics such as gender, disabilities, race, etc. I would also require the ability collect payments from employers for posting news job listings and for hiring candidates.

    $1062 (Avg Bid)
    $1062 Oferta promedio
    62 ofertas
    Sniper BOT 6 días left

    I need a sniper bot for BSC that interacts with the blockchain using a contract and spam transactions using many different wallets and have the following features, 1 - anti rug pull 2- anti honey pot 3- anti high fee in the first blocks 4- frontrun in big buys and big sales 5- anti blacklist

    $4350 (Avg Bid)
    $4350 Oferta promedio
    20 ofertas