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.

Punësoni Blockchain Developers

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    41 punët e gjetura, me çmimin EUR
    BlockExplorer Developer -- 2 6 ditë left
    VERIFIKUAR

    I'm going to modify iquidus explorer. I want to add 2 pages for my coin explorer like the following. [identifikohuni për të parë adresën URL] [identifikohuni për të parë adresën URL] The developer should know the pivx proposal system and iquidus block explorer. *** Please write "Pivx Proposla Iquidus Explorer" on the top of your bid proposa...

    €551 (Avg Bid)
    €551 Oferta mesatare
    2 ofertat

    I need an ERC20 token created, with a matching wallet app, that has the ability to stake the token for rewards. The wallet app must contain 5 of the top crypto currencies, with a simple buy/sell function, along with having the token you will create. The coin that will be created needs to be able to be "staked" on the wallet, so that users can gain rewards for holding a balance. The...

    €1222 (Avg Bid)
    €1222 Oferta mesatare
    14 ofertat

    Thank you for taking time to read our job post. We are a tech company located in NY, we are excited about blockchain and the different things blockchain can do for us. We want to hire a full time developer to help us create, manage and deploy smart contracts. We have a few samples of smart contracts we like and whats awesome is, its all open source so its simple to R&D if you have the experien...

    €22 - €44 / hr
    Vulosur
    €22 - €44 / hr
    13 ofertat

    We need a Landing Page with the Dash Wallet ([identifikohuni për të parë adresën URL]) integrated for payments in Dash Cryptocurrency to be made directly on the page.

    €454 (Avg Bid)
    €454 Oferta mesatare
    19 ofertat
    Vipex Crpytocurrency Whitepaper 6 ditë left
    VERIFIKUAR

    Vipex is a cryptocurrency exchange with it's own token, Vipex Coin. We are building a cryptocurrency exchange. What we want is a description of our exchange, our features, our roadmap and our coin. For example the Freelancer can check other cryptocurrency exchange whitepapers, like Binance. I have already started the writing of the whitepaper. I prefer someone who has create whitepaper before...

    €479 (Avg Bid)
    €479 Oferta mesatare
    24 ofertat
    debug a smart contract 6 ditë left
    VERIFIKUAR

    I have a smart contract written in solidity. it is only 65 lines long. it is a crowdsale contract.

    €337 (Avg Bid)
    €337 Oferta mesatare
    4 ofertat

    We would like a blockchain specialist to help us make and enable a video streaming platform by extending our proposed smart contract on the ethereum blockchain platform It must allow - Verification of video purchase - The viewer will send ethereum ether to video owner via our smart contract , the viewer should be able to send verification data to video owner (hosted by him via P2P network o...

    €1675 (Avg Bid)
    €1675 Oferta mesatare
    5 ofertat

    I need to config laravel echo server for my project to make it work properly

    €17 / hr (Avg Bid)
    €17 / hr Oferta mesatare
    18 ofertat
    Digital Token -- 2 5 ditë left
    VERIFIKUAR

    I want to built a digital token, name Rei Coin, we have already the DESIGN of the coin. The coin will be not listed.

    €1086 (Avg Bid)
    €1086 Oferta mesatare
    12 ofertat
    BlockExplorer Developer 5 ditë left
    VERIFIKUAR

    I'm going to modify iquidus explorer. I want to add 2 pages for my coin explorer like the following. [identifikohuni për të parë adresën URL] [identifikohuni për të parë adresën URL] The developer should know the pivx proposal system and iquidus block explorer. *** Please write "Pivx Proposla Iquidus Explorer" on the top of your bid proposa...

    €24 / hr (Avg Bid)
    €24 / hr Oferta mesatare
    10 ofertat
    BUILD BITCOIN MACHINES 5 ditë left
    VERIFIKUAR

    I HAVE VERY CHEAP ELECTRICITY SO NOW I WANT TO BUILD OR BUY CHEAP BITCOIN MACHINES. I WOULD EXCEPT PARTNERS ALSO. I AM US BASED

    €124 (Avg Bid)
    €124 Oferta mesatare
    4 ofertat

    Looking for a simple program that can simply and easily transfer funds of specific coins in my wallets between Binance and Kucoins.

    €578 (Avg Bid)
    €578 Oferta mesatare
    6 ofertat

    Looking for a talented developer who has experience into multi vendor ecommerce with template editor panel. SaAS need to have those skills mob dev micronaut, golang java laravel react and redux

    €9 / hr (Avg Bid)
    €9 / hr Oferta mesatare
    11 ofertat
    Online videos for students 5 ditë left
    VERIFIKUAR

    Looking for tutors who can create videos for the following topics. >Digital Marketing >Scala Programming >Julia Programing >Block chain >Abacus The remuneration for the work is like the tutor will get twenty five percent of the money for each student joining .It will be a long term investment [identifikohuni për të parë adresën URL] tutors who can create such ki...

    €357 (Avg Bid)
    €357 Oferta mesatare
    3 ofertat
    Scripting Expert 5 ditë left
    VERIFIKUAR

    I have a bot that is currently hooked up to binance.com. It was built using Electron, mongodb and is connected to a server on digital ocean. Some of the tasks would be connecting the bot to the USA site of [identifikohuni për të parë adresën URL], improving upon the current algorithms used to make buys, adding additional features(improve pings, results, balance and order tables...

    €154 (Avg Bid)
    €154 Oferta mesatare
    4 ofertat
    block chain integration to video 5 ditë left
    VERIFIKUAR

    block chain integration to video

    €4 / hr (Avg Bid)
    €4 / hr Oferta mesatare
    1 ofertat

    I need an Arbitrage system like [identifikohuni për të parë adresën URL] Can you?

    €565 (Avg Bid)
    €565 Oferta mesatare
    5 ofertat
    Technical book writing 4 ditë left
    VERIFIKUAR

    Minimum 300 pages. Need technical person well versed with Cyber Security, AI and ML. How these 3 can help make the IOT system secure. Graphics has to be there in the book.

    €347 (Avg Bid)
    €347 Oferta mesatare
    7 ofertat
    Pasarela de Pagos Cripto + Fiat 4 ditë left
    VERIFIKUAR

    Desarrollar una pasarela de pagos que reciba criptomonedas y Dinero Fiat.

    €1172 (Avg Bid)
    €1172 Oferta mesatare
    9 ofertat

    Smart contract project Combination of these projects into one: 1) Forsage: login page [identifikohuni për të parë adresën URL] insert 113501 to log in, smart contract [identifikohuni për të parë adresën URL] 2) Million money: login page [identifikohuni për të parë adresën URL] insert 579984 to log in, smart contract [identifikohuni p&eum...

    €1067 (Avg Bid)
    €1067 Oferta mesatare
    18 ofertat

    We want to build a smart contract similar to Proof Of Weak Hands. If you have built these type of smart contracts in the past and we can see them and audit them please contact me about working with us on our POWH style contract.

    €539 (Avg Bid)
    €539 Oferta mesatare
    7 ofertat
    setup cardano stake pool 4 ditë left
    VERIFIKUAR

    setup full cardano staking pool on cloud

    €111 (Avg Bid)
    €111 Oferta mesatare
    3 ofertat
    Smart Contracts Requirement 3 ditë left
    VERIFIKUAR

    We have built a blockchain in Hyperledger Fabric and we need smart contracts created to implement the scenario detailed below. We would liked Open Source Cicero Templates used as per the attached documentation. Further information at: [identifikohuni për të parë adresën URL] We need the smart contracts created that will allow the ownership of real assets to be controlled...

    €723 (Avg Bid)
    €723 Oferta mesatare
    21 ofertat
    Revamp my website 3 ditë left

    My team and I are building in a niche industry and we're looking for the right individual to help us fine time our website. Seeking a front-end developer familiar with blockchain technology, web3, and building on ethereum.

    €28 / hr (Avg Bid)
    €28 / hr Oferta mesatare
    27 ofertat

    Exchange 1. Cryptocurrency exchange with three(3) trading pair as follows: BTC-Others, ETH-Others, USDT-Others # BTC/ETH/USDT ---- 30 coin trading pair. 2. All market trading should look like genuine. To do that in API you should show other exchange data (as public can realize that this data is genuine trading ongoing) 3. In exchange user can see the last 24 hour total trade volume for every pa...

    €1455 (Avg Bid)
    €1455 Oferta mesatare
    14 ofertat

    Статья обьемом не менее 500 слов за 10$

    €18 (Avg Bid)
    €18 Oferta mesatare
    9 ofertat

    as I need MLM website using Ethereum Smart Contract

    €221 - €662
    Vulosur
    €221 - €662
    14 ofertat

    I need you to develop a cryptocurrency coin like bitcoin. I do not want tokens on Ethereum.

    €4027 (Avg Bid)
    €4027 Oferta mesatare
    12 ofertat

    Need a Blockchain Developer...

    €518 (Avg Bid)
    €518 Oferta mesatare
    18 ofertat

    I have all the specs that I can send to the potential freelancer.

    €2302 (Avg Bid)
    €2302 Oferta mesatare
    10 ofertat

    looking for a experienced Blockchain develooer to perform the tasks of attached file.

    €1461 (Avg Bid)
    €1461 Oferta mesatare
    7 ofertat

    I want to build a digital economy based on supply chain (with inventory re-order system, point of sales menu)that fits any business,any industry have you done also ewallet/crypto exchange? for new account , the applicant need to hold his passport, make a selfi and upload with address proof , right? i want to branch one more step down for 'corporate user' in crypto exchange/ewallet, n...

    €3576 (Avg Bid)
    €3576 Oferta mesatare
    35 ofertat

    POA Blockchain has stopped. We like somebody to recover.

    €24 / hr (Avg Bid)
    €24 / hr Oferta mesatare
    5 ofertat

    Note: Please apply only if you reside in Thailand Remitano: One of the largest peer-to-peer (p2p) cryptocurrency trading platforms in the world, currently serving users in more than 30 countries. The platform provides an escrowed p2p crypto marketplace allowing users to buy, sell and swap crypto and fiat easily and safely. Remitano is a market leader in the p2p platform space, featuring an intuit...

    €420 (Avg Bid)
    €420 Oferta mesatare
    4 ofertat

    I have a lot of issues. If you can fix them, I have a great long term opportunity for you.

    €461 (Avg Bid)
    €461 Oferta mesatare
    23 ofertat

    Build a Crypto Decentralized Exchange like kyberswap

    €849 (Avg Bid)
    €849 Oferta mesatare
    9 ofertat

    I need you to write some articles.

    €5 / hr (Avg Bid)
    €5 / hr Oferta mesatare
    50 ofertat
    Looking for p2p exchange 21 orё left
    VERIFIKUAR

    Hi i am looking for p2p exchange script kindly bid which have already project which is ready made. Thanks

    €882 (Avg Bid)
    €882 Oferta mesatare
    8 ofertat

    Building the network and showing on screen the network nodes, the channels with their balances, and the transactions using the testnet to show the behavior of the network (HTLC, Onion Protocol, etc...).

    €19 / hr (Avg Bid)
    €19 / hr Oferta mesatare
    8 ofertat

    Looking for experienced react developer to implement Ginses cryptocurrencies WebSocket to get and render real-time data: [identifikohuni për të parë adresën URL] You should be experienced with [identifikohuni për të parë adresën URL] as well.

    €26 / hr (Avg Bid)
    €26 / hr Oferta mesatare
    34 ofertat

    I am currently working on a website that requires me to have wallets stored on my servers, I need someone to walk me through creating a stable & secure bitcoind server. I need someone who has done this at least 5-10 times before. Thanks

    €131 (Avg Bid)
    €131 Oferta mesatare
    7 ofertat

    Artikujt Më Të Mirë të Komunitetit për Blockchain