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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    36 znalezione projekty, cennik w USD

    Main goals: to invent the simplest technical solutions for business problems; writing a technical task and setting tasks for developers (solidity, javascript, html, css); code review, control of developers and ensuring the implementation of development plans in a timely manner; participation in the writing of documentation; hiring developers (forming requirements for candidates and conducting inte...

    $35 / hr (Avg Bid)
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    8 składanie ofert

    Read the software requirement document carefully and contact me through pm if you are qualified and ready. Dont contact if you havent gone through it.

    $4083 (Avg Bid)
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    Contact me for more info. Lets discuss on my requirements. Its a startup.

    $4115 (Avg Bid)
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    Looking for Vivado HLS expert 6 days left
    ZWERYFIKOWANY

    Need to know the knowledge of Blockchain algorithm and FPGA programming(VHDL/Verilog), C++ programming. Will discuss more via interview.

    $959 (Avg Bid)
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    Hiring an Ocaml and Blockchain developer for long term contract. Must have: 3+ years experience of Ocaml/Haskell/F# or any other functional programming language. 3+ years experience of Blockchain development It would be great if you already have experience to develop a blockchain protocol with Ocaml language. [zaloguj się, aby wyświetlić URL] I want to implement this protocol. so if you have a b...

    $22 / hr (Avg Bid)
    $22 / hr Średnia Oferta:
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    I am looking for a blockchain expert for one of the project that I have. Details will be shared later after signing NDA.

    $7157 (Avg Bid)
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    50 składanie ofert
    Need to make (POS/MN) Coin 5 days left
    ZWERYFIKOWANY

    I just need to build a pos/mn coin (75% mn / 25% Stack) Reward Blockchain. wallet : windows, linux, mac

    $631 (Avg Bid)
    $631 Średnia Oferta:
    4 składanie ofert
    algorithm - Crypto 5 days left
    ZWERYFIKOWANY

    Looking for an algorithm developer with a minimum experience requirements: 1- experience in cryptography and blockchain 2- knowledge in IoT networks simulation Details will be given later.

    $680 (Avg Bid)
    $680 Średnia Oferta:
    33 składanie ofert

    I wish to make a new version of a crypto wallet and have it called v1.0.3 as my own version. Everything else will be the same as wallet

    $18 (Avg Bid)
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    hashing to the final hash in hash chain through python code. all explained throughly in pdf files.

    $37 (Avg Bid)
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    4 składanie ofert

    Take the most profitable reliable crypto bitcoin alt coin forex trading strategies and program them into Mudrex Algo Trading platform (theres examples on the platform) - [zaloguj się, aby wyświetlić URL] (see visual below) Then I want you to run some backtests on their platform to prove they are above average profitable trading strategies and work. Please type "WIN" in project proposal t...

    $201 (Avg Bid)
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    Hello, This app is about Courier service. Design & Graphics I'll provide. I have attached a zip file regarding App info. Please check that & let me know your best quote & timeline. Thanks! Regards, rahatrafi

    $2270 (Avg Bid)
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    Blockchain And traceability system 5 days left
    ZWERYFIKOWANY

    I want the model diagram that show user layer, traceability system layer and blockchain and how they are connected in Fashion Supplay chain.

    $17 (Avg Bid)
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    2 składanie ofert
    Crypto Search Engine + token creation 5 days left
    ZWERYFIKOWANY

    Hi I'm looking or a full-stack developer to create a crypto based search engine with elements similar to brave browser & presearch. I require a scalable solution for feeless user transactions so users aren't burdened with having to pay fees to transfer/withdraw our token.

    $16 / hr (Avg Bid)
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    18 składanie ofert

    p2p lending Cryptocurrencies Mortgage loan Website creation It must be fast and clean. Backends require a lot of functionality sms Bank api Ether connection ERC-20 connection Automate bit coin deposit and withdrawal

    $3249 (Avg Bid)
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    25 składanie ofert

    Hello, we're looking for a Ruby on Rails developer to work on the back-end of a cryptocurrency exchange. You'll join a team of 3 Ruby on Rails developers, follow the main developer instructions and work on the API part of the application. The front-end is done by another developers in React/Redux. You must know the best practices and be able to give advices on developments. Please det...

    $21 / hr (Avg Bid)
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    25 składanie ofert

    Have an old coin that I want to take back and make a few changes to to ensure its future. Also need to make a new wallet version and secure it. Partnership is available for right person

    $176 (Avg Bid)
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    Create a cardano node 4 days left
    ZWERYFIKOWANY

    Hi. I am looking for some who can create a Cardano Cryptocurrency node.

    $325 (Avg Bid)
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    An Online crowdfunding platform for tokenizing real estate. [zaloguj się, aby wyświetlić URL]

    $2656 (Avg Bid)
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    I have a token built on Ethereum Classic and I would like a game made that will work for my erc223 token. I will only reply and consider those that reply to in comment or pm what game you can make for me. I'll need the full development, smart contract for game and full website backend/frontend development.

    $599 (Avg Bid)
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    We require a blockchain exlore for a coin forked off of the cryptonote chain, You will be using an existing design available in a repository on github. The repo is complete with GUI UI we will just need to edit for our use. Require skills : C, C++, C#

    $36 / hr (Avg Bid)
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    33 składanie ofert

    I need an cryptocurrency wallet Android app. I would like it designed and built. More details in inbox (Removed by Freelancer.com admin)br /> PAYMENT ONLY ON COMPLETION SEND OFFERS IF ONLY YOU AGREE

    $833 (Avg Bid)
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    Very simple free explorer install 2 days left
    ZWERYFIKOWANY

    I want to install this free open source explorer: [zaloguj się, aby wyświetlić URL] Instructions are provided and very simple. I need it on my domain with my logo added. I can assist to make the job as simple as possible

    $26 (Avg Bid)
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    8 składanie ofert

    Use Playground, fabric, hyper ledger rest API. The Blockchain solution should be well designed and include the following core like: • Blockchain solution use case overview • Identification of o Participant, Assets, and Transactions o Applications and Events o External system integration • Modeling business network definition including o Participant, Assets, and Transactions o Acce...

    $527 (Avg Bid)
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    We're looking for Koreans to be our representative for the following task 1. Search all Korean CryproExchange which offer IEO service 2. Negotiate the IEO terms and price 3. Follow up on the progress

    $541 (Avg Bid)
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    4 składanie ofert

    The desired candidate will be required to build and manage a strong community team of remote developers to implement the final stages of completing the cryptomnia platform. The following qualities should also be displayed: • You must enjoy solving problems • You have at least 3-5 years experience creating customer-facing products in start-ups • You are highly logical and te...

    $57 / hr (Avg Bid)
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    Dash cryptocurrency fork 1 dnia left
    ZWERYFIKOWANY

    We need a x16 currency. We can fork dash and change algo. We need physical wallet, android wallet, blockexplorer and Mac wallet. Coin must have pos and masternodes. We have already 4 VPN. We have already logo and coin specs.

    $1936 (Avg Bid)
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    I have attached a github project link. I need help for the following features deployed on the website: i) setup the project locally for testing the blockchain encryption. ii) view the data stored. iii) Make login and registration page iv) Want to verify "Proof of work" hash change when data is tampered. Please check the link here - [zaloguj się, aby wyświetlić URL]

    $57 (Avg Bid)
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    Graphics help / coding 1 dnia left
    ZWERYFIKOWANY

    I need an Android app. I already have it pretty much built just need updates pages to make everything look nice. It’s a blockchain application. A new team member would be nice 20% of all profits if we go that route. I also want to implement Gyft gift cards. They take bitcoin but an instant swap from kin cryptocurrency to bitcoin for gift cards would be perfect.

    $194 (Avg Bid)
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    I need the block chain web scraping expert needed for my multiple jobs . Details will be shared with winning bidder. Please bid if you have experience in block chain scraping expert.

    $126 (Avg Bid)
    $126 Średnia Oferta:
    9 składanie ofert

    I need the block chain web scraping expert needed for my multiple jobs . Details will be shared with winning bidder. Please bid if you have experience in block chain scraping expert.

    $71 (Avg Bid)
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    3 składanie ofert
    Blockchain Transaction Analysis 1 dnia left
    ZWERYFIKOWANY

    I need to compile all my transactions on the EOS blockchain to a spreadsheet. Most of the thousands of transactions are not taxable events, but I need to a way to sort through them so I can easily identify the ones that are. There are several good EOS blockchain explorers but here are the accounts I need scraped: gq3tinbzg4ge (18,719+ transactions) carletonljoy (108+ transactions) oxymoroncj...

    $179 (Avg Bid)
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    Install bitcoin fork source code and test 20 godzin left
    ZWERYFIKOWANY

    Install bitcoin fork source code and test. I have windows, mac and linux binaries and need it all set up and also set up on my github (source and wallets). Need to make sure its all working perfectly with 3 nodes set up on my servers. Need it set up in 1 day

    $196 (Avg Bid)
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    Senior AI expert 6 godzin left

    We are looking fore senior developer who have experience in currency forecasting project

    $22 / hr (Avg Bid)
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    We are looking fore senior developer who works for 5 years on AI at least

    $23 / hr (Avg Bid)
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    I need a new crypto currency exchange website.

    $1411 (Avg Bid)
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