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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    Lunch ico on stellar 6 dni left
    VERIFICIRAN/A

    Remittance on stellar network. Want to lunch ico on stellar

    €180 (Avg Bid)
    €180 Povprečna ponudba
    6 ponudb
    Ico on stellar 6 dni left
    VERIFICIRAN/A

    Remittance on stellar network. Want to lunch ico on stellar

    €845 (Avg Bid)
    €845 Povprečna ponudba
    6 ponudb
    Issuing of assest 6 dni left
    VERIFICIRAN/A

    Want to issue tokens on the the stellar network

    €205 (Avg Bid)
    €205 Povprečna ponudba
    5 ponudb

    I have a DASH/Polis (masternode coin) fork that is stuck on a particular block, I know what the issue is - what but I need some advice on possible resolutions. I am looking for someone with expertise on forking blockchains - and C++ development in an Ubuntu environment.

    €26 / hr (Avg Bid)
    €26 / hr Povprečna ponudba
    14 ponudb

    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...

    €31 / hr (Avg Bid)
    €31 / hr Povprečna ponudba
    10 ponudb

    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.

    €3647 (Avg Bid)
    €3647 Povprečna ponudba
    23 ponudb

    Contact me for more info. Lets discuss on my requirements. Its a startup.

    €3640 (Avg Bid)
    €3640 Povprečna ponudba
    35 ponudb
    Looking for Vivado HLS expert 5 dni left
    VERIFICIRAN/A

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

    €880 (Avg Bid)
    €880 Povprečna ponudba
    11 ponudb

    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. [prijavite se za ogled URL] I want to implement this protocol. so if you have a basic u...

    €19 / hr (Avg Bid)
    €19 / hr Povprečna ponudba
    7 ponudb

    I am looking for a blockchain expert for one of the project that I have. Details will be shared later after signing NDA.

    €6380 (Avg Bid)
    €6380 Povprečna ponudba
    51 ponudb
    Need to make (POS/MN) Coin 4 dni left
    VERIFICIRAN/A

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

    €502 (Avg Bid)
    €502 Povprečna ponudba
    5 ponudb
    algorithm - Crypto 4 dni left
    VERIFICIRAN/A

    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.

    €605 (Avg Bid)
    €605 Povprečna ponudba
    33 ponudb

    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

    €16 (Avg Bid)
    €16 Povprečna ponudba
    3 ponudb

    hashing to the final hash in hash chain through python code. all explained throughly in pdf files.

    €33 (Avg Bid)
    €33 Povprečna ponudba
    4 ponudb

    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) - [prijavite se za ogled 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 to let ...

    €179 (Avg Bid)
    €179 Povprečna ponudba
    4 ponudb

    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

    €2019 (Avg Bid)
    €2019 Povprečna ponudba
    25 ponudb
    Blockchain And traceability system 4 dni left
    VERIFICIRAN/A

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

    €15 (Avg Bid)
    €15 Povprečna ponudba
    2 ponudb

    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.

    €14 / hr (Avg Bid)
    €14 / hr Povprečna ponudba
    19 ponudb

    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

    €2840 (Avg Bid)
    €2840 Povprečna ponudba
    27 ponudb

    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...

    €19 / hr (Avg Bid)
    €19 / hr Povprečna ponudba
    25 ponudb

    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

    €149 (Avg Bid)
    €149 Povprečna ponudba
    15 ponudb
    Create a cardano node 3 dni left
    VERIFICIRAN/A

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

    €289 (Avg Bid)
    €289 Povprečna ponudba
    2 ponudb

    An Online crowdfunding platform for tokenizing real estate. [prijavite se za ogled URL]

    €2362 (Avg Bid)
    €2362 Povprečna ponudba
    21 ponudb

    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.

    €533 (Avg Bid)
    €533 Povprečna ponudba
    13 ponudb

    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#

    €31 / hr (Avg Bid)
    €31 / hr Povprečna ponudba
    35 ponudb

    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

    €741 (Avg Bid)
    €741 Povprečna ponudba
    2 ponudb
    Very simple free explorer install 2 dni left
    VERIFICIRAN/A

    I want to install this free open source explorer: [prijavite se za ogled 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

    €23 (Avg Bid)
    €23 Povprečna ponudba
    8 ponudb

    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...

    €469 (Avg Bid)
    €469 Povprečna ponudba
    15 ponudb

    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

    €481 (Avg Bid)
    €481 Povprečna ponudba
    4 ponudb

    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...

    €51 / hr (Avg Bid)
    €51 / hr Povprečna ponudba
    34 ponudb
    Dash cryptocurrency fork 23 ur left
    VERIFICIRAN/A

    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.

    €1692 (Avg Bid)
    €1692 Povprečna ponudba
    21 ponudb

    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 - [prijavite se za ogled URL]

    €50 (Avg Bid)
    €50 Povprečna ponudba
    4 ponudb
    Graphics help / coding 19 ur left
    VERIFICIRAN/A

    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.

    €173 (Avg Bid)
    €173 Povprečna ponudba
    12 ponudb

    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.

    €112 (Avg Bid)
    €112 Povprečna ponudba
    9 ponudb

    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.

    €63 (Avg Bid)
    €63 Povprečna ponudba
    3 ponudb
    Blockchain Transaction Analysis 15 ur left
    VERIFICIRAN/A

    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...

    €159 (Avg Bid)
    €159 Povprečna ponudba
    14 ponudb

    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

    €174 (Avg Bid)
    €174 Povprečna ponudba
    12 ponudb

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