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. Zatrudnij użytkownika Blockchain Developers

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    38 znalezione projekty, cennik w USD
    Bitcoin jackpot site 6 days left
    ZWERYFIKOWANY

    Looking for partner (paid small amount while working and then site revanue) I want a bitcoin jackpot site (script) Players register and deposit btc. They then ret credit on the site to use in the jackpot. Jackpot is timed so Player can join in and try win the pot. Site profit is 10% of each played game. Dont reply of you havent read it all. Dont reply og you dont Know what bustabit crash gam...

    $30 (Avg Bid)
    $30 Średnia Oferta:
    1 składanie ofert

    Here Its Example How Should Look And Should Be The Exchange The UI/UX Check Website Before Bid if u can make like this okay : [zaloguj się, aby wyświetlić URL]

    $5011 (Avg Bid)
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    The purpose of this project is whatever you make it, as long as you are using the resources provided as your concept guide: - [zaloguj się, aby wyświetlić URL] - [zaloguj się, aby wyświetlić URL] - [zaloguj się, aby wyświetlić URL] - [zaloguj się, aby wyświetlić URL] - [zaloguj się, aby wyświetlić URL]@eos-asia/eos-smart-contracts-part-1-getting-started-ping-equivalent-in-eos - [zaloguj się, aby ...

    $123 (Avg Bid)
    Gwarantowane
    $123
    0 zgłoszenia

    I need to generate new genesis block insted of current one for POW/POS cryptocurrency, with new vAlertPubKey and scriptPubKey all instruction and steps should be include. award will be according to best price

    $146 (Avg Bid)
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    We are looking for Ethereum Smart Contract developers who has god grip on Solidity language to write contracts and trigger events

    $41 (Avg Bid)
    $41 Średnia Oferta:
    2 składanie ofert
    Build a Mining Pool Website -- 2 6 days left
    ZWERYFIKOWANY

    Build a Mining Pool Website Like [zaloguj się, aby wyświetlić URL] [zaloguj się, aby wyświetlić URL]

    $152 (Avg Bid)
    $152 Średnia Oferta:
    7 składanie ofert
    crypto exchange 6 days left

    Hello! I need a script crypto exchange, just looking for a ready solution. Before buying, I need to watch a demo! I do not need to develop from scratch, such a proposal please do not write to me!

    $1400 (Avg Bid)
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    I am looking for ocaml blockchain expert

    $637 (Avg Bid)
    $637 Średnia Oferta:
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    Section 1: Final points to be verify and fix if any issues 1) SMTP to API for email via [zaloguj się, aby wyświetlić URL] api 2) Email and SMS notification alert for message from trade related 3) Validations in Register page 4) Multiple user session lock 5) Session Hijacking 6) Update mobile no otp verification 7)Sign In link expire on click for sign in 8) Ledger proper in User and Admin Dashboard...

    $47 (Avg Bid)
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    Hello. I am looking for experienced oclam developer. Have to know blockchain, prototcols, c++.

    $543 (Avg Bid)
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    I'm trying to modify pool codes in a mining pool using SHA 256 and redeem the hashes in another coins . Basically my device only process SHA 256 but wondering if we could program the pool to convert the algorithm ? please contact me if you have experience in this filed. my method of payment is by creating milestones and release it once the task was completed . had lots of good reviews so far...

    $474 (Avg Bid)
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    A blockchain engagement platform designed to be a nexus for blockchain education, networking, enterprise collaboration and talent discovery. It is a six month project with a fixed pay every month.

    $3423 (Avg Bid)
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    Building supply chain management using blockchain for super market

    $28 / hr (Avg Bid)
    $28 / hr Średnia Oferta:
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    ERC20 token listing with 1 - 2 eth budget.

    $539 (Avg Bid)
    $539 Średnia Oferta:
    23 składanie ofert

    hello! we are looking for people who can get us a decentralized crypto exchange you can looking at this website [zaloguj się, aby wyświetlić URL]

    $2425 (Avg Bid)
    $2425 Średnia Oferta:
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    cryptocurrency 4 days left
    ZWERYFIKOWANY

    i want to create a cryptocurrency for payment.

    $578 (Avg Bid)
    $578 Średnia Oferta:
    23 składanie ofert

    I'm fonder of ALFASSA ( [zaloguj się, aby wyświetlić URL] ) and I need a BlockChain's programmers

    $8587 (Avg Bid)
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    I am looking for a blockchain developer experienced in setting up Electrum wallets. Project's description and features is attached.

    $331 (Avg Bid)
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    Hi. I am going to develop new blockchain. I will share details for right freelancer.

    $1025 (Avg Bid)
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    32 składanie ofert
    Needed ERC20 token Service 4 days left
    ZWERYFIKOWANY

    We need ERC20 token Service Developer. We are looking for a highly skilled developer who can provide us ERC20 Services. We are looking for • Get Balance • Token Send/Receive • Token Address Generation • Transaction History Please Note: • You will need to handover the full development source code to us. • Should be developed with PHP CodeIgniter. • We need the se...

    $543 (Avg Bid)
    $543 Średnia Oferta:
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    1. Create a masternode coin like pivx 2. Create block explorer 3. Create QT wallets ( Win - 32-64, Linux, Mac ) 4. Publishing source code in github [zaloguj się, aby wyświetlić URL] masternode guide 6. guide to install the seednode Please note : I require only professional developers , I will first check if the coin chain is smooth or not I mean no bugs in the coin or proof of stake

    $590 (Avg Bid)
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    We need to develop and execute a training program in Blockchain

    $525 (Avg Bid)
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    Cleveland, Ohio EOS Uber App -- 2 2 days left
    ZWERYFIKOWANY

    Looking to get an app built on the EOS blockchain that allows riders to receive tokens for their driving service similar to UBER in the Cleveland area. Must have understanding of GPS.

    $4371 (Avg Bid)
    $4371 Średnia Oferta:
    26 składanie ofert
    Cleveland, Ohio EOS Uber App 2 days left
    ZWERYFIKOWANY

    Looking to get an app built on the EOS blockchain that allows riders to receive tokens for their driving service similar to UBER in the Cleveland area. Must have understanding of GPS.

    $2325 (Avg Bid)
    $2325 Średnia Oferta:
    14 składanie ofert
    Help create my Blockchain Fork... 2 days left
    ZWERYFIKOWANY

    I need a Blockchain Developer capable of producing a fork with basic Blockchain Adjustments like Block Time, Block Reward, Block Halving, Etc. We would like a wallet implemented and designed as well along with several additional aspects to the development but nothing to extensive. We would require someone with at least 2-3 years experience with Blockchain Developer. ***NOT SMART CONTRACTS! SOL...

    $36 / hr (Avg Bid)
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    I need complete guide to create qt wallets, genesis block, block explorer, block chain from scratch. Finished product should include guide for bash file for easy setup of a masternode VPS on Ubuntu 18.04, and QT GUI wallets for Linux, Windows, Mac. Finished blockchain should not have Proof-of-work mining capabilities. All GUI wallets should be capable of hosting masternodes, have an explorer optio...

    $908 (Avg Bid)
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    Hi! I want my iOS app to be developed in React Native. It's an app like Uber. I have the Android & iOS version already made up using Objective C. Design & all the things will be same as the existing app in React Native except map. The map should be created for React Native. It’s a simple map like admin can change the colors, can create own icons, colors on map etc in a word, ad...

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    I want to develop a proprietary service for my customers. Essentially, it's going to be a stripped-down version of blockchain. I need someone who is knows blockchain inside out - to the point where theyre not helplessly enamoured by it. If you know what you're doing, this is a walk in the park. If you're wrapped up in your crypto bubble, stay there, I have no use for you

    $1579 (Avg Bid)
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    Compile new POS/POW coin -- 2 2 days left
    ZWERYFIKOWANY

    I want to start a new coin POS/POW. Please bid if you have already developed coins. Looking forward for serious dev..

    $768 (Avg Bid)
    $768 Średnia Oferta:
    7 składanie ofert

    I need some one to install Rubykube/peatio cryprocurrency exchange in Kubernetes or linux, and you should modify backend and frontend ui please bid if you worked kubernetes docker Ruby on rails and blockchain technologies, want to know more details plz chat with me,

    $30 / hr (Avg Bid)
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    fix minor issues on coinspayment gateaway. btc, eth, and ltc mostly is fixed, just that the exchange rate has a problem. [zaloguj się, aby wyświetlić URL]

    $81 (Avg Bid)
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    fix bug on API 1 dnia left
    ZWERYFIKOWANY

    i need a minor bug fix on coinspayment API.

    $49 (Avg Bid)
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    25 składanie ofert

    Hello. I want to make a demo of a decentralized video distribution platform using TRON. There are no ads or commercials on this site. My existing site uses Ethereum for micropayments and WebTorrent (in-browser BitTorrent) for streaming. I want to do a very simple proof-of-concept using TRON instead of Ethereum. The viewer comes to the site and uses TRON to automatically send a micropayment to the ...

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    Progressive web app - to save information in blockchain MVP ... create text message or text box attach photo, take pics, save video, audio ... we want to use Fluree Blockchain Database and Decentralized Apps. database API.

    $761 (Avg Bid)
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    Hello, i am seeking for a developer that can build a blockchain based marketplace where user and business people are able to find each other, for example like freelancer.com is doing but for another target group. The site allows to post the needs for site members while bidding on in a competitive tender process. On the other hand seller can list their "item", user can view it and press ...

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    Blockchain Dapp 5 godzin left

    Need to create Dapp using blockchain technology

    $532 (Avg Bid)
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    LOOKING FOR BLOCKCHAIN/BITCOIN DEVELOPER 2 godzin left
    ZWERYFIKOWANY

    I need someone who is very familiar with Masternodes and how they work. I am going to create a platform like [zaloguj się, aby wyświetlić URL] or [zaloguj się, aby wyświetlić URL] A Masternode hosting and deployment platform. I’m familiar with the amount of work needed to develop something like this and it isn’t really too difficult. Fairly simple stuff. Payment will be made parti...

    $680 (Avg Bid)
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    Create a new Crypto Currency 16 days left
    ZWERYFIKOWANY

    Create a new Crypto Currency by Improving open source existing codes and ensure its reliability to connect to external environments, and implement sepcific specs and deliverables and high level security.

    $3413 - $5689
    Wyróżnienie Ukryte Projekt z Umową o Zachowaniu Poufności
    $3413 - $5689
    63 składanie ofert

    Najlepsze Blockchain Artykułów Społeczności