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. Rekrut Blockchain Developers

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    46 pekerjaan ditemukan, seharga USD

    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.

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

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    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.

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    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.

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    Develop a bitcoin wallet 6 Hari left
    TERVERIFIKASI

    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 [login untuk melihat URL] API service or the BTC client web service

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    Smart contract - block Chain 6 Hari left
    TERVERIFIKASI

    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 ...

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    ERC20 token listing with low budget.

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    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

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    bond issue using blockchain 5 Hari left
    TERVERIFIKASI

    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...

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

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    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 [login untuk melihat 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 and contact. We wo...

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    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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    I need Bitcoin Node to be installed with API key. The whole server must be install securely and should be penetrate able. Server must run a full node with API access. API must be use able to create/generate new wallet addresses, Node must be able to send and receive payments, Node must be automatically transferring funds from node wallet to a cold / hardware wallet. Server must be protected agains...

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    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$

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    Install Exchange Dex 5 Hari left
    TERVERIFIKASI

    Exchange Decentralized for btc, ltc and Eth and ERC20 standar complete web - Backend admin - Users account Developer must deliver lenguage programming language, all features and functions, and description complete of installation and technical sheet of the whole installation

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

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    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.

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

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    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!

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    Bitcoin jackpot site 4 Hari left
    TERVERIFIKASI

    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...

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    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 : [login untuk melihat URL]

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    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

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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

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    Build a Mining Pool Website -- 2 3 Hari left
    TERVERIFIKASI

    Build a Mining Pool Website Like [login untuk melihat URL] [login untuk melihat URL]

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    crypto exchange 3 Hari 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!

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    I am looking for ocaml blockchain expert

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    Section 1: Final points to be verify and fix if any issues 1) SMTP to API for email via [login untuk melihat 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 Sectio...

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    Hello. I am looking for experienced oclam developer. Have to know blockchain, prototcols, c++.

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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...

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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.

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    Building supply chain management using blockchain for super market

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    ERC20 token listing with 1 - 2 eth budget.

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    hello! we are looking for people who can get us a decentralized crypto exchange you can looking at this website [login untuk melihat URL]

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    Need a Full stack developer who have some basic knowledge about cryptocurrency, blockchain, and are familiar with the following stack: Node.js, React.js, Redux , AWS, DynamoDB, the ideal candidate should have worked with several successful projects, is an ***excellent front-end developer*** The brokerage needs to have a payment mechanism for depositing the fund, as well as a dashboard for viewing...

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    cryptocurrency 2 Hari left
    TERVERIFIKASI

    i want to create a cryptocurrency for payment.

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    I'm fonder of ALFASSA ( [login untuk melihat URL] ) and I need a BlockChain's programmers

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    I am looking for a blockchain developer experienced in setting up Electrum wallets. Project's description and features is attached.

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    Hi. I am going to develop new blockchain. I will share details for right freelancer.

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    Needed ERC20 token Service 1 hari left
    TERVERIFIKASI

    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...

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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 [login untuk melihat 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

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    We need to develop and execute a training program in Blockchain

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    Cleveland, Ohio EOS Uber App -- 2 6 jam left
    TERVERIFIKASI

    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.

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    Cleveland, Ohio EOS Uber App 5 jam left
    TERVERIFIKASI

    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.

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    Help create my Blockchain Fork... 1 jam left
    TERVERIFIKASI

    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...

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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...

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    Create a new Crypto Currency 13 Hari left
    TERVERIFIKASI

    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.

    $3393 - $5654
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