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.

Palkkaa Blockchain Developers

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    34 työtä löytyi, hinnoittelu EUR

    [kirjaudu nähdäksesi URL:n] code :[kirjaudu nähdäksesi URL:n] [kirjaudu nähdäksesi URL:n] 32and64bit wallet,ubuntu 16.04and18.08 server wallet , mac OSX wallet [kirjaudu nähdäksesi URL:n] and IOS wallet [kirjaudu nähdäksesi URL:n] UI explorer [kirjaudu nähdäksesi URL:n] 6:Address initial: 8 7:Total amount: 84000000 8:Pre excavation: 1944...

    €2075 (Avg Bid)
    €2075 Keskimäär. tarjous
    6 tarjoukset
    Help me write a Research Article/Report. 6 päivää left
    VARMENNETTU

    I need help of someone to write a research article for me which includes Database Security using Blockchain. I can explain it in much detail when we chat.

    €84 (Avg Bid)
    €84 Keskimäär. tarjous
    13 tarjoukset

    Ψάχνω προγραμματιστή, για δημιουργία σχετικά απλού δυκτίου blockchain και εντολές smart contracts. the...

    €700 (Avg Bid)
    €700 Keskimäär. tarjous
    1 tarjoukset

    Hello everyone! Betting game (gambling game website) with different payment method including cryptocurrency payment We are looking for a specialist MEAN Stack & Blockchain developers team for our Crypto Games If u have high skills and appropriate sample (Projects u have done) in MENA Stack & Blockchain bids on our project. Skills Required: for bidding on this project must have good e...

    €2801 (Avg Bid)
    €2801 Keskimäär. tarjous
    30 tarjoukset
    Creation of Blockchain / Crypto Currency 6 päivää left
    VARMENNETTU

    Bid with the minimum price and time it would cost to develop completely new Blockchain / Crypto Currency. Don't pay attention to project's budget, I just had to put some number there. I will later personally provide details about specific requirements to the candidates I select.

    €2547 (Avg Bid)
    €2547 Keskimäär. tarjous
    34 tarjoukset

    I find a blockchain expert who can can work with me for the long term. You should be able to handle my additional tasks for the long term. Please include your rate and available time per week.

    €14 / hr (Avg Bid)
    €14 / hr Keskimäär. tarjous
    21 tarjoukset
    blockchain system in supply chain 5 päivää left
    VARMENNETTU

    i have website that use supply chain management i want use blockchain technology to enhance my project im looking for talent person

    €303 (Avg Bid)
    €303 Keskimäär. tarjous
    10 tarjoukset

    To create a fork of a crypto project along with Explorer, web api's, SDK , web based browser wallet and reference number payments gateway along with a minimalistic website and integrated web browser based wallet - besides wallet in android and iOS any of these can be - NANO, IOTA, Stellar, Ripple (if you can get the source code)

    €942 (Avg Bid)
    €942 Keskimäär. tarjous
    8 tarjoukset

    I am looking for skillful developer who owns following skills - Blockchain related development skill - FullStack Web development (FrontEnd and BackEnd) - Multi Platform development including Windows / Linux / MacOS / iOS / Android Thank you

    €1388 (Avg Bid)
    €1388 Keskimäär. tarjous
    25 tarjoukset
    Crear wallet para bitcoin vault 5 päivää left
    VARMENNETTU

    Se necesita crear una billetera digital para recibir y enviar bitcoin vault, plataforma flutter

    €950 (Avg Bid)
    €950 Keskimäär. tarjous
    7 tarjoukset

    I need to build big data manager using blockchain and smart contracts and mobile agent which can be run in a multi-cluster environment. This manger manages data storage and ownership and transfers data.

    €559 (Avg Bid)
    €559 Keskimäär. tarjous
    14 tarjoukset

    Full project details: 1) Fork the latest bitcoin source code 2) Add the latest proof of stake 3) Make the rewards split as follows: 3.1) Litenodes (90%) = Staking wallets receiving rewards after 60 mins. Replacing all the word “staking” with “litenode”. All the rewards paid to Litenodes should be label “Litenode Reward” in the QT-wallet. 3.2) Fund (10%) = A...

    €268 - €893
    Sinetöity
    €268 - €893
    11 tarjoukset
    blockchain mining study 5 päivää left

    we need a small study and analysis if it’s possible to mine some cryptocurrency (which one?) with a network using dual ARM 9 at 1 GHZ , 5k DMIPS, 512 L2 cache, quad core at 700 MHz Runner and 3Mpps and also some dual ARM A53 at 1.5 GHZ, 7k DMIPS CPU's, does this make sense, if yes witch currency? why? how could be built such an architecture?, if not? why? an experienced person can creat...

    €174 (Avg Bid)
    €174 Keskimäär. tarjous
    3 tarjoukset
    Web Application 5 päivää left

    Hi, Need assistance on a small smart contract in Hyper ledger Block Chain

    €16 (Avg Bid)
    €16 Keskimäär. tarjous
    1 tarjoukset

    Hello, Need someone to rework few parts of blockchain written in python. Its currently functional in terms of transacting value from one node to another, but i need it reworked so nodes can write medical data to random ID's as well as explorer that can show those data if entered that random ID's those values have been assigned to. This has been done with Visual Studio Code and Anacond...

    €90 (Avg Bid)
    €90 Keskimäär. tarjous
    7 tarjoukset

    RRMine is a technology company focusing on Blockchain, AI and Computing Power. We have attended an online Conference called TerraCrypto last month in Russia and our CEO had a speech there to discuss with other professionals and experts. We would love to cooperate with us to improve our visibility in foreign countries.

    €521 (Avg Bid)
    €521 Keskimäär. tarjous
    14 tarjoukset

    I want to perform forking of coin and proof of stake Full project details: 1) Fork the latest bitcoin source code 2) Add the latest proof of stake 3) Use the term “litenode” instead of “staking” 4) Make sure that the new blockchain is secure and fast 5) Make the rewards split as follows: 5.1 Holders (70%) = All addresses with a minimum average balance will automatically re...

    €149 - €446
    Sinetöity
    €149 - €446
    3 tarjoukset

    I want an expert in BTC forking and proof of stake only experienced developers fixed price 200USD

    €18 - €148
    Sinetöity
    €18 - €148
    0 tarjoukset

    I want a blockchain and bitcoin expert to work on hourly basis experience more than 3 years

    €1 - €5 / hr
    Sinetöity
    €1 - €5 / hr
    6 tarjoukset

    Looking for a Sr expert Tech lead/PM for smart contract builder for the Hyper ledger blockchain. The project is to convert traditional contracts that has some rules to smart contract. The current contract consists of static legal verbiage and a section of table rules. Candidate must be Sr level expert in Smart contract for hyper ledger blockchain architecture

    €45 / hr (Avg Bid)
    €45 / hr Keskimäär. tarjous
    35 tarjoukset
    Crypto Exchange Review 4 päivää left

    Exchange Review : A 2020 Breakdown - What You Need to Know Before Signing Up (A comprehensive and complete breakdown of [ExchangeName]; to be featured in the Exchange Review Category of a Publication) Highlight all the main value propositions by reviewing each service Team, Service, Solution review Supported Marketplaces & Trading Pairs (hint; explosive Volume) Fees & Structure *Looking f...

    €73 (Avg Bid)
    €73 Keskimäär. tarjous
    17 tarjoukset
    Need a Clone forsage.io 4 päivää left

    Hi I need a same system and function of website like http://forsage.io. only serious candidates apply. please don't bid if you deny understand the website.

    €847 (Avg Bid)
    €847 Keskimäär. tarjous
    7 tarjoukset

    It is very simple that freelancer should develop a coin. An amount of coin in a single block and once the particular amount will be achieved the block will be crated automatically and blockchain has capacity to generate block in every 1 millisecond. for more details sent your bid. I prefered that this blockchain code will be written on python language others suggesttions are also acceptable.

    €1659 (Avg Bid)
    €1659 Keskimäär. tarjous
    12 tarjoukset

    Looking to hire a research and marketing research assistant. Potentiality long term Goal: Complete a market research analysis in Security Token & Digital Securities in terms of issuance structure, regulations, market players, risks, etc Skill Requirements: 1. Have Academic background in Finance, Economy, Data Analysis. 2. Experience in Cryptocurrency and Blockchain. 3. Experience working i...

    €126 (Avg Bid)
    €126 Keskimäär. tarjous
    11 tarjoukset

    I'm looking for a freelancer who can create video courses on 'IT Services - Blockchain' that could be hosted on an online learning platform. Please revert on your experience in online training and the language that will be used in the training.

    €594 (Avg Bid)
    €594 Keskimäär. tarjous
    3 tarjoukset

    i need to introduce blockchain to my code. we will use it when we do connection with two different players in supply chain. like supplier distributor or to other supplyer. also we have to put specific steps in the supply chain like in reception and end of production . also we need to know the cost that we need to pay for the blockchain (fingerprint in each step the way we do it and implement it)

    €14 (Avg Bid)
    €14 Keskimäär. tarjous
    2 tarjoukset

    We are a Bangalore based company dealing with project management.

    €3839 (Avg Bid)
    €3839 Keskimäär. tarjous
    26 tarjoukset

    Hello, guys, Who we are: I am a delegate of a new Blockchain startup. Our mission is to create the most secure software for working with modern blockchain technologies. What we are searching for: Full-stack developer with extensive experience in both: web and Blockchain development technologies. A guy, who has experience in working as Senior/Lead developer at least for 3-5 years. If you have exp...

    €46 / hr (Avg Bid)
    €46 / hr Keskimäär. tarjous
    22 tarjoukset

    i need to introduce blockchain to my code. we will use it when we do connection with two different players in supply chain. like supplier distributor or to other supplyer. also we have to put specific steps in the supply chain like in reception and end of production . also we need to know the cost that we need to pay for the blockchain (fingerprint in each step the way we do it and implement it)

    €45 (Avg Bid)
    €45 Keskimäär. tarjous
    3 tarjoukset

    traceability system where we include block chain.

    €27 (Avg Bid)
    €27 Keskimäär. tarjous
    3 tarjoukset

    We would like to request the production of a wallet that allows BTC deposit and withdraw using blockchain technology and an admin panel that can manage the deposit and withdrawal. BTC is the only currency we handle, and we would like to produce on a blockchain basis. We would like to request development including the API. Please refer to below for the model, [kirjaudu nähdäksesi URL:n]...

    €1801 (Avg Bid)
    €1801 Keskimäär. tarjous
    46 tarjoukset

    I want to add a pool on my website for gathering computing power of multiple users and work on same task.

    €106 (Avg Bid)
    €106 Keskimäär. tarjous
    2 tarjoukset
    Develope ICO model process script page 11 tuntia left
    VARMENNETTU

    Hello, What I'm looking for is something like an ICO payment page, a page that works like this: 1) A form where user insert ERC-20 token address and amount, then button "Continue" 2) Pressing "Continue", will appear on screen the amount that need to be paid in ETH based on the exchange rate owner decide for the token and the address where ETH has to be sent 3) After ETH pa...

    €526 (Avg Bid)
    €526 Keskimäär. tarjous
    20 tarjoukset
    Block chain 5 tuntia left
    VARMENNETTU

    Want to create new crypto currency reparation goal need someone to be able to also write a smart contract for its and also wanted to be based on investors obviously

    €1651 (Avg Bid)
    €1651 Keskimäär. tarjous
    33 tarjoukset

    Suosituimmat Blockchain -yhteisöartikkelit