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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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    26 trabajados encontrados, precios en USD

    I need an experienced web developer to develop a website like [iniciar sesión para ver URL] Please bid.

    $528 (Avg Bid)
    $528 Oferta Promedio
    50 ofertas
    Issue a Token in Binance Chain 6 días left
    VERIFICADO

    I would like to issue a token on Binance Chain. Please bid if you know how to do. Please show your sample token on Binance Chain.

    $27 (Avg Bid)
    $27 Oferta Promedio
    1 ofertas

    Blockchain Solidity Smart Contract Bug Fix and Implement Existing Codes on dapp, on rinkeyby, and aws, of the following contracts: Lottery, Auction, ICO Real Estates Bank Art Work Betting The job very is pretty simple. We got some codes that need to work and implemented. The codes are of Smart Contracts. You need to work with my co-worker and deliver all the requirements. Some online live sessions...

    $254 (Avg Bid)
    $254 Oferta Promedio
    9 ofertas
    Blockchain Project 6 días left
    VERIFICADO

    Working on a payment API idea by blockchain tech. Only who has experience building blockchains plz. Execution of smart contracts and parcoins exchange and ewallets pegging to fiat currency. Talk more for details and agree on price.

    $241 (Avg Bid)
    $241 Oferta Promedio
    14 ofertas

    Looking for a developer to implement a custom Block Explorer interface for our blockchain. Please contact us if you have worked on similar projects in the past and share details as much as possible, if you are familiar with back-end requirements of existing block-explorer projects, or understand all the components and are looking to bring a vision to reality.

    $636 (Avg Bid)
    $636 Oferta Promedio
    21 ofertas

    We are looking for a legal person who has experience of Initial Exchange Offering, Security Token offering. Juridisication: Europe

    $145 (Avg Bid)
    $145 Oferta Promedio
    7 ofertas

    i required customized erp with the latest technology in blockchain ERP application with all the module Master Setup Finance and Complete Accounting Complete HRMS Complete CRM Complete Asset management Manufacture and Production Project Management Sales and Purchase Inventory API integration E-commerce Integration Complete Restaurant POS system integrated Complete Retail POS System integrated De...

    $1282 (Avg Bid)
    $1282 Oferta Promedio
    22 ofertas

    도서정리 mvp를 개발하려고 합니다. 반응형웹으로 디자인되어 있으며, frontend 디자인과 코드는 이미 작업되어 있습니다. ISBN의 입력을 통해 도서DB API에 접속하여 결과를 확인하고 자신의 계정에 해당도서정보를 등록하게 됩니다. 도서가 있을 경우, ICON에서 제공하는 스마트 컨트랙트를 이용하여 별도로 토큰을 제공합니다. 자세한 개발문서는 [iniciar sesión para ver URL] 를 통해 볼 수 있으며, 디자인된 site는 [iniciar sesión para ver URL] 를 통해 볼 수 있습니다.

    $5456 (Avg Bid)
    $5456 Oferta Promedio
    16 ofertas

    1) It is about discovering the vulnerabilities in Ethereum Smart Contract using the security tools like Securify, Mythril, Oyente, Smart Check and rectifying them with the new code of approach to ignore these identified vulnerabilities. 2) We need the screenshots of this identification of vulnerabilities performed in the above security tools and do demonstration in a test case for six vulnerabili...

    $490 (Avg Bid)
    $490 Oferta Promedio
    8 ofertas

    I need cryptocurrency developers who have a linkedin, and a github. You must have been a contributor to crypto projects on github. We are a ETH based start up, but we are doing a lot within the crypto real. The chosen candidates will be part of our real team, so only apply if you are willing to be a part of fast growing startup.

    $18 (Avg Bid)
    $18 Oferta Promedio
    7 ofertas
    Clikfunnels Expert Needed 5 días left
    VERIFICADO

    The Bitcoin City Project is looking for someone who is well experienced in operating clickfunnels. Reply "Hey BCP" for more details.

    $37 / hr (Avg Bid)
    $37 / hr Oferta Promedio
    10 ofertas

    The Bitcoin City Project is looking for a well experienced website developer who can build a clean and crisp site. Reply "Hey BCP" for more details.

    $33 / hr (Avg Bid)
    $33 / hr Oferta Promedio
    88 ofertas

    Want someone to create a new coin from PIVX source code. Fully functional, automatic and ready to use Crypto currency forked from PIVX. With all PIVX features: anonymous transactions, nodes, staking etc. Finished product should include bash file for easy setup of a masternode VPS on Ubuntu 18.04, and QT GUI wallets for Linux, Windows, Mac. Finished blockchain should not have Proof-of-work mining c...

    $15997 (Avg Bid)
    $15997 Oferta Promedio
    14 ofertas

    Develop 1.A security architecture for Internet of Things using Blockchain 2. Smart contract for IoT edge devices 3. Decentralized consensus for resource constrained IoT devices

    $304 (Avg Bid)
    $304 Oferta Promedio
    7 ofertas

    Requirements for a team: 1) Senior Java Background. 2) Solid Security and Cyber Security Background. 3) Must know how to create full nodes for the coins and tokens listed and offer liquidity solutions. 4) This is only for experienced firms and long term work can be offered! Pay will be for this project and 4 months of full support and security must be included. This is an ongoing long term proje...

    $5390 (Avg Bid)
    $5390 Oferta Promedio
    35 ofertas

    I'm looking for an expert developer! Build me a cryptocurrency decentralized exchange based on TRON You must have to show your previously developed project in the description. If you won't mention the similar project which you have done...I am not gonna reply...

    $692 (Avg Bid)
    $692 Oferta Promedio
    16 ofertas

    Binance Chain wallet developer

    $4361 (Avg Bid)
    $4361 Oferta Promedio
    38 ofertas

    Hi we need a CryptoCurrency & Blockchain Developer for our company work there two phases of this project first we will do simple phase 1 then move to phase 2

    $158 (Avg Bid)
    $158 Oferta Promedio
    26 ofertas
    Get app source 2 días left

    I'd like to get the app source from google app store. App:[iniciar sesión para ver URL] If you know about it, please contact me

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

    We need JavaScript functions for creating EOS address, send EOS, RECEIVE EOS, and query EOS balance

    $101 (Avg Bid)
    $101 Oferta Promedio
    1 ofertas

    I need someone to install a fully functional waves paltform, a dex ( decentraliez exchange of [iniciar sesión para ver URL] and their gitub is [iniciar sesión para ver URL]) and if it’s necessarily to fork the waves blockchain No change no implementations, the design will be edited by one of our members, so just that there will be a new blockchain that will work over the dex, ...

    $281 (Avg Bid)
    $281 Oferta Promedio
    12 ofertas
    Bitcoin Blockchain text download 2 días left
    VERIFICADO

    Put all bitcoin Blockchain text in a single word document in order. I want to read all the text from the very first entry by Satoshi.

    $313 (Avg Bid)
    $313 Oferta Promedio
    13 ofertas

    We want to implement confidential asset for a blockchain. Currently, the blockchain only supports confidential transaction, we need to add support for confidential asset, including issuing, reissuing and burning tokens. Candidates should be familiar with MimbleWimble protocol, ECC based crypto algorithm, surjection proof, bulletproof and solid c++ programming skills.

    $7278 (Avg Bid)
    $7278 Oferta Promedio
    37 ofertas

    Small project ( 2 to 3 pages ) about the idea of using Blockchain in the Egyptian banking sector , pros and cons and barriers .

    $33 (Avg Bid)
    $33 Oferta Promedio
    20 ofertas

    5 friends (Alice, Bob, Carol, Dave, and Emma) are participating in an egg-hunt game where they are looking for hidden plastic eggs. Each egg is worth a certain number of points, and the goal of the game is to accumulate one million points (or more). We would like a commitment scheme where each of the players can proof he/she has 1 million points from the eggs they found, while revealing zero knol...

    $189 (Avg Bid)
    $189 Oferta Promedio
    5 ofertas
    mining BTC production 2019 : 2025 3 horas left
    VERIFICADO

    Hello, I want a simple mining calculator of BTC coin production built on known difficulty of BTC eruption rates from year 2019 to 2025 with variable hash rate input. Thank you

    $26 (Avg Bid)
    $26 Oferta Promedio
    4 ofertas