Blockchain 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.

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    46 jobs found, pricing in USD

    I need some help with my business. No security money required.

    $19 (Avg Bid)
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    1 bids

    I want website that people can buy and sell bitcoin for example like cardcoins..co

    $528 (Avg Bid)
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    11 bids

    Hi guys, i want build website that people will be able to buy and sell bitcoin with me manually Something similar to this one [login to view URL]

    $545 (Avg Bid)
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    13 bids

    Requirements: the developer needs to write a C# Desktop Application to save into the Ethereum Blockchain the below strings: 1)b89ad4bc39665cd4154251bfb2cdd007be866b68d53fb3498e3fdc2dbcc9114d575b57ec0ff03f0a39ea867b6ba514cdab9013dae4736791fdbc8a753de8adc4 2)309831ef13f87f0cd2cb9d0a47195c0d3729ae83ece363727798753d51a522d232adb13a279f9c80e71e8246c97217513d823e346dc40a6811d2cdbeee5ddb7b 3)d3296b66ebb8...

    $155 (Avg Bid)
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    4 bids

    I'm seeking funding for a new project and don't have time to complete a 6-10page pitch deck, I need some quick market research on :Crypto being used as ecommerce I need some nice design work on screenshots Some financial projection (not a full P&L -forecast) just the TAM and opportunity I don't expect this to be a big job, the right candidate will have this information to hand...

    $232 (Avg Bid)
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    22 bids

    I need you to build my personal website. Very simple task. blockchain based.. anyone can do.

    $13 (Avg Bid)
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    9 bids

    I need you to help build a blockchain based system where artists can certify their work on the blockchain. They should be able to transfer the work to others who are added to the blockchain. and original artists should get notified each time work is transferred

    $1536 (Avg Bid)
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    9 bids
    Cryptocurrency and Web Expert 6 days left
    VERIFIED

    I'm going to modify iquidus explorer. I want to add 2 pages for my coin explorer like the following. [login to view URL] [login to view 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 proposal. Else I won't message you. *** Thanks. Cheers.

    $21 / hr (Avg Bid)
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    14 bids
    Trophy icon logo creation 6 days left

    Development of a new fintech (financial start-up/ bank) focused on: - Financial products for companies in the trade fair sector: Loans, Applications, Credit...; - Bank products for individuals : account / Debit and Credit Card ... - Fundraising for special projects; - Solutions and Services for Mergers and accquisitions; - venture capital structure NAME: Key Bank .. derivatives: K Bank / KB

    $50 (Avg Bid)
    $50
    56 entries

    We are after a system that will be able to securly store our college's graduate certificates on a blockchain and also allows other third parties to verify authenticity of these certificates.

    $1391 (Avg Bid)
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    7 bids

    We need to build a DeFi platform which will require smart contract advance coding in solidity and a UI building on top of it to build a functional Dapps running on Ethereum blockchain. 1. Apps interacting with Ethereum blockchain for KYT(know your transactions), able to top up with various payment methods including crypto and fiats including e-wallets. Able to send and receive between wallets, f...

    $1496 (Avg Bid)
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    14 bids

    I would like to create a dex preferable fork of the Etherdelta or forkdelta. but it need to be a new exchange in my server

    $278 (Avg Bid)
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    1 bids

    We are looking "Delhi NCR based IT Company", for AI, Odoo, Blockchain and VR/AR/MR project, who has strong portfolio of USA client. Company's who are interested please contact for work details.

    $38271 (Avg Bid)
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    9 bids

    I just want to talk to a track & trace blockchain specialist We are looking for a consulting partner, Our project is in progress, our project manager is from New Delhi, India. We are specialists in blockchain anchors, and we want to shorten the path to Track & Trace. We want to do the tracking by QRcode (via APP) will be sent to Gelocation and anchored in the Blockchain together with H...

    $22 (Avg Bid)
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    2 bids
    Blockchain 5 days left

    I need a blockchain developer for my project

    $15 / hr (Avg Bid)
    $15 / hr Avg Bid
    11 bids
    BlockExplorer Developer -- 2 5 days left
    VERIFIED

    I'm going to modify iquidus explorer. I want to add 2 pages for my coin explorer like the following. [login to view URL] [login to view 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 proposal. Else I won't message you. *** Thanks. Cheers.

    $622 (Avg Bid)
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    5 bids

    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...

    $1412 (Avg Bid)
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    17 bids

    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...

    $25 - $50 / hr
    Sealed
    $25 - $50 / hr
    18 bids

    We need a Landing Page with the Dash Wallet ([login to view URL]) integrated for payments in Dash Cryptocurrency to be made directly on the page.

    $515 (Avg Bid)
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    19 bids
    debug a smart contract 4 days left
    VERIFIED

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

    $342 (Avg Bid)
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    7 bids

    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)
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    7 bids

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

    $19 / hr (Avg Bid)
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    19 bids
    Digital Token -- 2 4 days left
    VERIFIED

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

    $1231 (Avg Bid)
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    12 bids

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

    $566 (Avg Bid)
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    7 bids

    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

    $10 / hr (Avg Bid)
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    11 bids
    Online videos for students 3 days left
    VERIFIED

    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 [login to view URL] tutors who can create such kinds of video lessons For more details ple...

    $405 (Avg Bid)
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    3 bids
    BUILD BITCOIN MACHINES 3 days left
    VERIFIED

    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

    $140 (Avg Bid)
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    4 bids

    block chain integration to video

    $3 / hr (Avg Bid)
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    1 bids

    I need an Arbitrage system like [login to view URL] Can you?

    $640 (Avg Bid)
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    5 bids
    Technical book writing 2 days left
    VERIFIED

    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.

    $393 (Avg Bid)
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    7 bids

    Smart contract project Combination of these projects into one: 1) Forsage: login page [login to view URL] insert 113501 to log in, smart contract [login to view URL] 2) Million money: login page [login to view URL] insert 579984 to log in, smart contract [login to view URL] The second smart contract need to be changed with mid-levels and automation to upgrade member when new one join to his down...

    $1184 (Avg Bid)
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    19 bids

    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.

    $639 (Avg Bid)
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    8 bids
    setup cardano stake pool 2 days left
    VERIFIED

    setup full cardano staking pool on cloud

    $126 (Avg Bid)
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    3 bids
    Smart Contracts Requirement 2 days left
    VERIFIED

    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: [login to view URL] We need the smart contracts created that will allow the ownership of real assets to be controlled digitally. As such, on the blockchain, i...

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    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.

    $32 / hr (Avg Bid)
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    28 bids

    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...

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    14 bids

    as I need MLM website using Ethereum Smart Contract

    $250 - $750
    Sealed
    $250 - $750
    15 bids

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

    $4576 (Avg Bid)
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    12 bids

    Need a Blockchain Developer...

    $614 (Avg Bid)
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    19 bids

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

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    11 bids

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

    $1656 (Avg Bid)
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    7 bids

    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...

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    34 bids

    POA Blockchain has stopped. We like somebody to recover.

    $26 / hr (Avg Bid)
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    5 bids

    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...

    $476 (Avg Bid)
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    Desarrollar una pasarela de pagos que reciba criptomonedas y Dinero Fiat.

    $1329 (Avg Bid)
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    9 bids

    Статья обьемом не менее 500 слов за 10$

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    10 bids

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