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. Нанять Blockchain Developers

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    We are looking for an experience developers to develop cryptocurrency exchange and platform. The developer will have previous experience creating wallets for bitcoin and altcoins. Our platform is expected to operate as p2p an p2c I need this service I'm ready to pay in advance 300$ here for (180$ in btc) in my bitcoin wallet account I will give you 5 stars and nice feedback! Let's di...

    $10 (Avg Bid)
    Гарантируемые
    Blockchain Developer for the Energy Sector 6 дней(-я) left
    ПОДТВЕРЖДЕН

    Person should have the capability to: + Design and build industry specific solutions using Blockchain technology. + Contribute to infrastructure setup and solution development in Blockchain and related technologies such as Ethereum, crypto currencies and smart contracts. + Ability to quickly learn functional requirements as applicable to the energy industry and convert into system specification...

    $826 (Avg Bid)
    $826 Ср. ставка
    18 ставки

    We´re interested in having a smart contract for pooling purposes [войдите, чтобы посмотреть URL] , [войдите, чтобы посмотреть URL] It should work like this: 1) Investors send to a ETH address 2) We receive the tokens to that address and it distributes automatically with a rate that we defined additional features would be: Refund possibility, fee from 0-x% 1 - fee taken on ETH or tokens?...

    $140 (Avg Bid)
    $140 Ср. ставка
    4 ставки
    Hyperledger Blockchain Projects 6 дней(-я) left
    ПОДТВЕРЖДЕН

    Hi, We require a detailed SRS proposal for a hyperledger Blockchain Project on Track , Trace and Verify . [войдите, чтобы посмотреть URL] Please evaluate the above link and sent us a clear proposal on this. based on the proposal we shall award the project.

    $36627 (Avg Bid)
    $36627 Ср. ставка
    25 ставки
    Help with blockchain simulation of clock drift 6 дней(-я) left
    ПОДТВЕРЖДЕН

    I need help simulating the vulnerability of clock drifting on blockchain system.

    $13 - $25
    $13 - $25
    0 ставки

    Want to collaborate with a driven individual on a small personal project. I want to develop a simple online multiplayer game with basic chat function. Looking to monetize with Etherium (ETH) crypto currency. Must be willing to work remotely and collaborate online.

    $2768 (Avg Bid)
    $2768 Ср. ставка
    35 ставки

    Hi Everyone. i'm agency of the crypto ecommerce management company located in Liverpool. our company now looking for some talented developer who support blockchain technology for 3+ months. you must know very well about the HD wallet management. feel free to contact us. cheers

    $2882 (Avg Bid)
    $2882 Ср. ставка
    34 ставки

    I am looking for someone that's creative honest with a solid business and Crypto law background. I will be launching an ICO, so I need the right person to write me a white paper. My platform will be serving the globe but will be focusing on the (Middle-Eastern, Gulf-Region, North-African, and Turkish Market.) This is your chance to write something great and potentially become part of the team...

    $244 (Avg Bid)
    $244 Ср. ставка
    26 ставки
    Build A Function 5 дней(-я) left

    I need someone that is experieced with Blockchain to write in a function to split the block reward into the wallet that mined it and then the wallet for the network

    $762 (Avg Bid)
    $762 Ср. ставка
    24 ставки
    Mobile IO ICO 5 дней(-я) left
    ПОДТВЕРЖДЕН

    I am developing a new crypto currency and a token as well I need a ICO launch page that can show the trading value of different cryptos and also allow people to invest in the token. I will need all content created and done as well and if this is done well then the next project is yours as well which is a crypto exchange and app.

    $1013 (Avg Bid)
    Избранные Соглашение о неразглашении
    $1013 Ср. ставка
    25 ставки
    Create an Ethereum Lottery 5 дней(-я) left
    ПОДТВЕРЖДЕН

    I would like you to create an Ethereum lottery for users to sign in, purchase tickets and allow us to set the lottery count-down, jackpots amount easily.

    $1166 (Avg Bid)
    $1166 Ср. ставка
    17 ставки
    ERC20 POS Token Auditing 5 дней(-я) left
    ПОДТВЕРЖДЕН

    -5000 tokens to be considered as 1 LOT, -15 days staking before they start earning staking rewards. ( 16th day start earning x amount of bitto) -5003, 5900. 9999 ( is considered 1 LOT ). -5 Million to be used as POS and to be distributed within 2 years ( possible extension ) -Maximum reward per LOT is 50 per day. -if there is not enough stakers, extend the time of the 5 million being rewarded. (de...

    $960 (Avg Bid)
    $960 Ср. ставка
    9 ставки
    MNR mining pool 5 дней(-я) left

    Setup & run a MNR mining pool.

    $311 (Avg Bid)
    $311 Ср. ставка
    6 ставки

    I want to do the simplest ICO ever. I want to take an asset (say a painting of mine, or my house, or my car), and pledge it to a digital coin offering. Whoever owns this coin owns the asset (and all distributions from the asset - say the painting sells at auction for $1mm dollars - then all holders of coins would get a distribution of cash). So I need someone to: Launch the coin on an exchange. I ...

    $1426 (Avg Bid)
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    20 ставки

    bitcoin borsa ve coll cuzdan uygulamasi isteniyor ve Takpara atında kendi alt coin yaratmak borsaya sokmak 7 /24 aktif sunucu destek ve güvenlik siber saldırılara karşı Yapay zeka ile geliştirilmesi istiyor um yada ne oluyorsa süre kısıtlaması var ihtiyacta

    $6603 (Avg Bid)
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    12 ставки
    Set up cryptocurrency mining pool for testing. 4 дней(-я) left
    ПОДТВЕРЖДЕН

    Looking for an experienced web developer to get a mining pool online for testing. The code is open source and located here [войдите, чтобы посмотреть URL] The perfect candidate will have experience with web development, blockchains, and AWS deployment. It should be a simple job the documentation on GitHub explains most of the steps. The front end is included and I do not require any customizatio...

    $71 (Avg Bid)
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    5 ставки
    Buy exchange wallet app 4 дней(-я) left

    I want to buy an exchange wallet app please, if you have completed one before and you have the source codes, you can easily edit the UIs with what I would give you and then I buy it, please I need this in 24 hours at least and would like to work more with you guys after this is completed for me,don't message me if you don't have what needed .

    $269 (Avg Bid)
    $269 Ср. ставка
    7 ставки
    Dapp development 4 дней(-я) left

    Dapp development Dapp development

    $804 (Avg Bid)
    $804 Ср. ставка
    16 ставки
    ERC20 wallet for android 4 дней(-я) left

    ERC20 Wallet for andorid similer app [войдите, чтобы посмотреть URL]

    $802 (Avg Bid)
    $802 Ср. ставка
    16 ставки
    Need a Dapp based on ethereum 4 дней(-я) left

    My project is about building an online review system using ethereum blockchain ( so that reviews are immutable). Also, reviews need to be filtered to detect the spam or fraud reviews & has to be stored in the blockchain. User who provide the reviews must be autheticated.

    $2600 (Avg Bid)
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    21 ставки

    I have a project that i need a pow/pos/mm cryptocurrency from scratch made with latest bitcoin core, latest dash masternodes, yescriptr32 for PoW algo, Pivx for PoS or a better PoSv3 fixed and that runs over TOR with OBFS4 and Meek plugins enabled once this is done it will need to be integrated to an existing blockchain of a cryptocurrency via a hard fork. Project for the specialists

    $37 / hr (Avg Bid)
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    32 ставки
    make me a crypto currency 3 дней(-я) left
    ПОДТВЕРЖДЕН

    i would like my own erc20 token or waves token creating

    $697 (Avg Bid)
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    30 ставки

    I am looking for blockchain developer, not agency. You have to have wide and deep experience in masternode and Pivx. The details will be shared via interview.

    $2364 (Avg Bid)
    $2364 Ср. ставка
    30 ставки

    We are launching an [войдите, чтобы посмотреть URL] need a developer to create ethereum smart contract for our project and attach it to my landing [войдите, чтобы посмотреть URL] also need to integrate it in our website and also add automatic issues of tokkens to the investors.

    $518 (Avg Bid)
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    34 ставки
    Looking for Masternode Expert 3 дней(-я) left

    I am looking for blockchain developer who has wide and deep experience in masternodes and Pivx. If you have worked on Pivx, do not hesitate to contact me. The details will be shared in interview.

    $2118 (Avg Bid)
    $2118 Ср. ставка
    21 ставки

    Hello Dear, I would like to start a project by integrating our Ethereum server with the full/ Lightweight node for business concept. If you re interested I would be more then happy having the opportunity for discussing this with you. For your kind update many thanks in advance. Kindest Regards, Bülent

    $86 (Avg Bid)
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    6 ставки
    HyperLedger Sawtooth Implementation 3 дней(-я) left
    ПОДТВЕРЖДЕН

    I need programmers to implement Sawtooth tracibility for a specific part of my business. Very serious, only need experienced people that understand and work with blockchain technologies already. Sawtooth is a well defined, already developed tracibility system that lives on the HyperLedger platform. I need it implemented to trace from farm to table, and allow end users to be able to look up the ...

    $4584 (Avg Bid)
    $4584 Ср. ставка
    39 ставки

    We are hiring great developers with artificial intelligence skills. I want to integrate artificial intelligence, block-chain technology and Google's great technology into my website. I am a real estate broker ceo in Korea. All customers are Korean. You must be able to resolve this issue regardless of your nationality. By combining all the technologies, including artificial intelligence an...

    $481 (Avg Bid)
    $481 Ср. ставка
    8 ставки

    We are hiring great developers with artificial intelligence skills. I want to integrate artificial intelligence, block-chain technology and Google's great technology into my website. I am a real estate broker ceo in Korea. All customers are Korean. You must be able to resolve this issue regardless of your nationality. By combining all the technologies, including artificial intelligence an...

    $554 (Avg Bid)
    $554 Ср. ставка
    2 ставки

    We are hiring great developers with artificial intelligence skills. I want to integrate artificial intelligence, block-chain technology and Google's great technology into my website. I am a real estate broker ceo in Korea. All customers are Korean. You must be able to resolve this issue regardless of your nationality. By combining all the technologies, including artificial intelligence an...

    $1733 (Avg Bid)
    $1733 Ср. ставка
    5 ставки
    Fix our Mining pool and setup our exchange script 2 дней(-я) left
    ПОДТВЕРЖДЕН

    hello i need a blockchain developer to fixed my mining pool cos vps have reset and our node have reset.. on vps. And also to setup exchange, I already have the exchange script.

    $224 (Avg Bid)
    $224 Ср. ставка
    8 ставки

    Looking to create a new ERC20 token on the Ethereum Network. The token is to be used in the financial services industry to speed up transactions, information and improve efficiencies. I would require a competent individual who can firstly create the token then help in putting together a white paper, Smart contract ,develop the website and create an ICO. only bid on this project if you are a expe...

    $1982 (Avg Bid)
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    44 ставки
    Docker & EOS expert 1 день left
    ПОДТВЕРЖДЕН

    This role needs good skills in Docker and there is an opportunity to learn EOS. Ideally you will also have good skills in EOS. Essential skills - 1. Docker Containers, Compose, Images 2. Github 3. Ubuntu Desirable Skills - 1. EOS, cleos, nodeos, keosd This is an interesting role. The key work now is to get EOS to run at an installation level.

    $21 / hr (Avg Bid)
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    17 ставки

    Need to install dtube hosting service and training how to operate and earn from dtube.

    $72 (Avg Bid)
    $72 Ср. ставка
    1 ставки
    duplicate of bustabit site with modifications 1 день left
    ПОДТВЕРЖДЕН

    Basically I need a duplicate [войдите, чтобы посмотреть URL] with full admin backend to control the winnings Please share your sample work here. Thanks

    $707 (Avg Bid)
    $707 Ср. ставка
    26 ставки

    We are hiring great developers with artificial intelligence skills. I want to integrate artificial intelligence, block-chain technology and Google's great technology into my website. I am a real estate broker ceo in Korea. All customers are Korean. You must be able to resolve this issue regardless of your nationality. By combining all the technologies, including artificial intelligence an...

    $492 (Avg Bid)
    $492 Ср. ставка
    16 ставки

    I need an experienced masternode cryptocurrency developer to help me with changing coin specifications via GitHub. After our agreement, I will provide you the GitHub link to allow you to quickly make the necessary suggested changes. This project is for info purposes only, so will not require you to do any type of build or compiling work. When the edits are done, they will be verified and work will...

    $21 / hr (Avg Bid)
    $21 / hr Ср. ставка
    26 ставки
    Create an ANN for our upcoming ICO on Bitcointalk 1 день left
    ПОДТВЕРЖДЕН

    We need someone that has been a longterm member of Bitcointalk to post an ANN thread under Altcoin/Annoucments. Please only bid if your Bitcointalk username is in good standing and if you are an active member on Bitcointalk. Other forums might also be accepted, please PM me.

    $33 (Avg Bid)
    $33 Ср. ставка
    5 ставки
    c++ programmer with blockchian skills 19ч. left
    ПОДТВЕРЖДЕН

    c++ programmer needed with blockchain , node.js skills.

    $614 (Avg Bid)
    $614 Ср. ставка
    14 ставки

    Develop a blockchain-application for warehouse logistics. Control of goods receipt to the warehouse, binding to the place in the warehouse (number binding), control of actions within the warehouse, control of dispatch from the warehouse. All actions with each name must be fixed in the block and be unchangeable. We need integration with all modern systems of warehouse accounting and logistics. The ...

    $5854 (Avg Bid)
    $5854 Ср. ставка
    46 ставки
    Cryptocurrency Project Заканчивающийся left
    ПОДТВЕРЖДЕН

    Hi I am Kai, Project Manager for Bahabeach, we are in need of a developer for our cryptocurrency. I have a blueprint attached. Please read thoroughly before responding. We someone who has real experience in this area.

    $3391 (Avg Bid)
    $3391 Ср. ставка
    34 ставки
    Create a new Crypto Currency 21 дней(-я) left
    ПОДТВЕРЖДЕН

    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.

    $3395 - $5658
    Избранные Скрытый Соглашение о неразглашении
    $3395 - $5658
    41 ставки

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