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. Angajează Blockchain Developers

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    BLOCK EXPLORER HELP NEEDED 6 zile left
    VERIFICAT

    Need blockchain developer to help with block explorer, chain is stuck.

    $158 (Avg Bid)
    $158 Oferta medie
    5 oferte

    Create ERC 20 token & write Smart Contract for our Blockchain Project. Need Experienced developers. Please send your previous work if you are interested.

    $2289 (Avg Bid)
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    I'm looking for a c++ programmer. He must have experience with bitshares. We need to embed our genesis file to source code. Generated [conectează-te pentru a consulta linkul URL] file and trying to "make" command but we're getting some assertation exceptions when compilation percentage reach to %75. If you don't have an experience about bitshares please don't bid.

    $12 / hr (Avg Bid)
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    1 oferte

    Land administration and title registration system is the system for storing land title information and managing transactions involving land titles. Due to the sensitivity of land issues, land administration and title registration system should be strong to avoid any document forgery, available all the time, and take a short time to complete tasks. The proposed model integrates the Integrated Lan...

    $262 (Avg Bid)
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    I m looking for a crypto software programmer who have solid understand about coins and blockchain technology , who can develop a chain. only experts , when apply must add your github profile.

    $21 / hr (Avg Bid)
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    24 oferte

    [conectează-te pentru a consulta linkul URL] - Install production of rubykube - FULL design change based on ideas/mockups. - Install 4 existing wallet servers and add 1 custom coin

    $847 (Avg Bid)
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    Blockchain/Exchange platform 6 zile left
    VERIFICAT

    I need a responsive website. I would like it designed and built. Blockchain - Exchange Platform - accept and send payments. I am looking for a team of professionals to assist with our company project, we are looking for our own new design of a exchange platform. Experience with blockchain and cryptocurrencies is a must. More information will be provided open approval for our project.

    $24 / hr (Avg Bid)
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    39 oferte

    I am looking for a blockchain developer for a smart contract project for an architecture app.

    $20 / hr (Avg Bid)
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    30 oferte
    Solidity Language Expert Needed 5 zile left
    VERIFICAT

    We are looking for a solidity language expert who can write smart contracts for ethereum and tron blockchain.

    $281 (Avg Bid)
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    10 oferte

    We would like to have an exchange like Bittrex Huobi or Okex Everything should run and work.

    $2563 (Avg Bid)
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    33 oferte

    Develop a smart contract for our token. It must have the following features. (Add new coins when ever needed) (Flexible token supply) (Whitelist and blacklist wallet addresses) (Receiving the tokens back) Many stable coins smart contracts are open sourced.

    $590 (Avg Bid)
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    13 oferte

    i want it fast and easy i will give u alll the details can we start

    $38 / hr (Avg Bid)
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    14 oferte

    We have blockchain project and require experienced developers to help us. Please share your experience, time and cost for previous projects. We are looking for long term cooperation and more projects are coming.

    $750 (Avg Bid)
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    21 oferte

    I want create windows and Linux wallet for my own crypto POW/POS, and beside the wallets the instructions and steps to do in PDF file. I will accept the lowest price.

    $324 (Avg Bid)
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    13 oferte
    Develop a bitcoin wallet 4 zile left
    VERIFICAT

    i need to develop a quick 2 page btc wallet application, with send and received feature. Please let me know if u can get this done. You could use [conectează-te pentru a consulta linkul URL] API service or the BTC client web service

    $22 / hr (Avg Bid)
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    39 oferte
    Smart contract - block Chain 3 zile left
    VERIFICAT

    Block chain expert with expertise in solidity, as part of the elimination process, a simple smart contract has to be written, less than 20 lines, The project is for an agricultural market place, the developer should be able to write a few lines with a smart contract for an agricultural market place, where people can buy and sell products e.g. Coffee, Fish, Irish Potatoes, Beef. Failure to provide ...

    $2267 (Avg Bid)
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    34 oferte

    ERC20 token listing with low budget.

    $804 (Avg Bid)
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    17 oferte

    we are looking for smart contract developers having good knowledge of solidity language to compile and deploy contracts and use web3 to get it done on front end

    $223 (Avg Bid)
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    6 oferte
    bond issue using blockchain 3 zile left
    VERIFICAT

    A token will be offered for each $1 of bonds issued by the project. There will be [$20-30] million of token initially issued for the first transaction, out of a total of [$1 billion] for the program. The bond thus issued will be registered in Singapore and listed on the SGX exchange. The SEED token is an ERC20 token distributed on the Ethereum blockchain through a mechanism of an ST20 Smart Contra...

    $22 / hr (Avg Bid)
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    19 oferte

    Need investors for new crypto project Pre sale aventage price whit 60% bonus

    $476 (Avg Bid)
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    6 oferte

    Looking for someone with experience in Cryptocurrency to upgrade a existing older coded wallet to most current software. GitHub link for the coins current wallet based on old 2014 code [conectează-te pentru a consulta linkul URL] If you feel you have the ability to update the current code and also can implement merged mining to the code and also help secure the blockchain please review the source ...

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    24 oferte

    VGORisky’s goal/aim is to provide a secure and fun gambling service based around the use of crypto collectables, more specific VGO collectables. We aim to provide three main game modes, Jackpot, Coinflip and Case opening. The site will use 4 main API’s, these 4 API’s will be for users access and for the sites functions, the 4 API’s are: • VGO Vcase • OPSkins Logi...

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    12 oferte

    We are looking for someone with a lot of experience with blockchain and wallets. We are looking for someone that can update the entire wallets UI and add additional features such as a graph, seed key. Ideally looking for around the 500-600$

    $592 (Avg Bid)
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    20 oferte

    I am looking for Co founders blockchain programmer and ICO specialist to start new project

    $19 (Avg Bid)
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    7 oferte

    I would be willing to make the people stock holders and partners in the company. They would have continuous income for life. The tech involved is very guarded contracts and interviews. has real world application and will be adopted quite fast. Relocation may be a must. is truly a game changer.

    $973314190 (Avg Bid)
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    26 oferte

    We need an ICO Wallet that works on Ethereum Smart-Contract

    $336 (Avg Bid)
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    23 oferte

    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!

    $1512 (Avg Bid)
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    36 oferte
    Bitcoin jackpot site 2 zile left
    VERIFICAT

    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...

    $91 (Avg Bid)
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    4 oferte

    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 : [conectează-te pentru a consulta linkul URL]

    $4661 (Avg Bid)
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    41 oferte
    Create new genesis block 1 zi left
    VERIFICAT

    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

    $170 (Avg Bid)
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    7 oferte

    We are looking for Ethereum Smart Contract developers who has god grip on Solidity language to write contracts and trigger events

    $62 (Avg Bid)
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    4 oferte

    Build a Mining Pool Website Like [conectează-te pentru a consulta linkul URL] [conectează-te pentru a consulta linkul URL]

    $151 (Avg Bid)
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    8 oferte

    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!

    $1406 (Avg Bid)
    $1406 Oferta medie
    44 oferte

    Section 1: Final points to be verify and fix if any issues 1) SMTP to API for email via [conectează-te pentru a consulta linkul 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 Admi...

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    2 oferte

    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...

    $461 (Avg Bid)
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    15 oferte

    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.

    $2726 (Avg Bid)
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    15 oferte

    Building supply chain management using blockchain for super market

    $28 / hr (Avg Bid)
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    21 oferte

    ERC20 token listing with 1 - 2 eth budget.

    $534 (Avg Bid)
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    27 oferte

    hello! we are looking for people who can get us a decentralized crypto exchange you can looking at this website [conectează-te pentru a consulta linkul URL]

    $2169 (Avg Bid)
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    14 oferte
    cryptocurrency 3 ore left
    VERIFICAT

    i want to create a cryptocurrency for payment.

    $791 (Avg Bid)
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    23 oferte

    I'm fonder of ALFASSA ( [conectează-te pentru a consulta linkul URL] ) and I need a BlockChain's programmers

    $13005 (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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    11 oferte
    Create a new Crypto Currency 11 zile left
    VERIFICAT

    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.

    $3418 - $5697
    Prezentat Sigilat Acord de confidenţialitate
    $3418 - $5697
    66 oferte

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