Ethereum is a decentralized platform that runs smart contracts- applications that run exactly as programmed without any possibility of downtime, censorship, fraud or third party interference. Punësoni Ethereum Developers

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    21 punët e gjetura, me çmimin EUR

    Hi I need to be listed in 1 preferably 2 exchanges for my coin (not token) and would like to be listed in one from the list here: [identifikohuni për të parë adresën URL] if possible and without listing fee. Can you help with this?

    €163 (Avg Bid)
    €163 Oferta mesatare
    3 ofertat
    blockchain market 6 ditë left

    Build a simple decentralized marketplace like OpenBazzar that enables the buying and selling of items using an ethereum token

    €546 (Avg Bid)
    €546 Oferta mesatare
    10 ofertat

    My project will implement a simple supply chain management process with 3 parties (buyer, supplier, and bank. The contract will have a simple work order (amount and price/unit, total price and insurance binder for supplier) between buyer and supplier. The bank will be able to see the contract and insurance binder. Tasks are initiate work order + work complete.

    €136 (Avg Bid)
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    1 ofertat

    I want to create a one slide software architecture diagram for my block chain based digital certificate storage/ (technology stack)verification

    €1 - €5 / hr
    €1 - €5 / hr
    0 ofertat

    !! READ the REQUIREMENTS before you knock !! 1. You are expected to have good knowledge on areas such as; blockchain attacks/crypto-threats/solidity/Smart-contract/Hash-Algorithms/51% attacks/Sybil attack/. 2. You will need to figure out a security issue in the blockchain network. We can help you with that. Some issues can be 51% attack, Sybil attack, BGP Hijacking, Eclipse attack, Smart Contr...

    €9 / hr (Avg Bid)
    €9 / hr Oferta mesatare
    3 ofertat

    I am looking for support in designing a peer to peer energy system that utilises blockchain and the lightning network. Needs to be scalable to 1 billion transactions per second. This is just a design and proof of concept

    €727 (Avg Bid)
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    !! READ the REQUIREMENTS before you knock !! You are expected to have good knowledge on areas such as; blockchain attacks/crypto-threats/solidity/Hyperledger/Smart-contract/Hash-Algorithms/51% attacks/Sybil attack/. You will be provided with any online books/Journals/articles that you will ask for regardless of how expensive they are. Programming skills required and essential. Your task ...

    €2 / hr (Avg Bid)
    €2 / hr Oferta mesatare
    3 ofertat
    partners (ONLY) in Partnership 5 ditë left
    VERIFIKUAR

    I am looking for partners for a new Crypto project create wallets, create token, pre sale site (ICO) we can discus about your implication possibility

    €1016 (Avg Bid)
    €1016 Oferta mesatare
    8 ofertat

    Hi there, I need someone who is able to create a ethereum node and implement a smart contract which allows the deployment of certifications. Simply Entity-A releases a certificate to entity B with few details, name, expiration, this is push on the blockchain. Please contact me for more information. Fed

    €158 (Avg Bid)
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    19 ofertat
    Need to Fork Litecoin 5 ditë left
    VERIFIKUAR

    Hi All, I want to Fork a coin based on LTC. Experience in Blockchain and cryptocurrency will only place the bid. Details will be shared over personal message. Thanks

    €806 (Avg Bid)
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    20 ofertat

    I'm looking for a developer who can create an Erc-20 token with intellectual property written in the smart contract. So the tokens legally represent shares of the intellectual property. In our case, the intellectual property will be songs. Also written in the contract, we would like the addresses and wallet value to also be part of the token. Wallet addresses on other cryptos such as music...

    €390 (Avg Bid)
    €390 Oferta mesatare
    21 ofertat

    This is part one of a multi-part evolving project. This is webapp solution will allow users to extract the blockchain data of the users' wallets. Data will be saved to a SQL server. The webapp will also periodically capture incremental data of the wallets. The webapp will then allow the user to view their wallet ledgers and token asset summary. To keep this project small and on budget, we w...

    €165 (Avg Bid)
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    12 ofertat
    New crypto betting game 3 ditë left
    VERIFIKUAR

    I have a new cryptocurrency and have a new idea for a betting game to be used with my currency. I need it to be automated and fair and can be verified. Smart contract or similar to be used for random flip feature so code can be open source and verified

    €372 (Avg Bid)
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    Web wallet for new cryptocurrency 3 ditë left
    VERIFIKUAR

    Simple secure web wallet required for new dash fork

    €266 (Avg Bid)
    €266 Oferta mesatare
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    !! Blockchain Job - 3-9 Months !! 3 ditë left
    VERIFIKUAR

    !! READ the REQUIREMENTS before you knock !! Key Factors: - You are expected to have good knowledge on areas such as; blockchain/crypto-threats/solidity/Hyperledger/Smart-contract/Hash-Algorithms/51% attacks. - You will probably need to spend 90-130 hours per month to do the required tasks. ( For instance; an experienced person, in the related area, may do the required job in 90 hours, whe...

    €252 (Avg Bid)
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    I need someone with GraphQL expertise, Swift knowledge, and some blockchain rendering background. The objective is to fix the issue of the user (of the IOS wallet client) not being able to view their ERC20 transaction from .pending to completed (its stuck at pending). The task involves creating this check through using GraphQL endpoints. Balances & transaction state must be updated realtime...

    €175 (Avg Bid)
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    Hello! Please be sure you read this prior to contacting or placing a bid so you know exactly what I am looking for. Thank you! The details for this project are as follows: I need a lightweight multi currency wallet. This wallet will NOT have to download the entire chain for all the currencies in this wallet. This wallet will run on Windows 7 and up. The user should be able to switch between t...

    €1928 (Avg Bid)
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    1. Incorporate within an existing site btc and eth payment modules. 2. Encompasses smart contracts setup and also hashing data encryption. 3. Provide all possible and required documentation to managing all infrastructure setup and developed.

    €438 (Avg Bid)
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    26 ofertat
    Create security erc20 token 11 orё left
    VERIFIKUAR

    I need an erc20 security token on blockchain.

    €110 (Avg Bid)
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    7 ofertat

    Integrate Unity framework with Ethereum smart-contract.

    €1105 (Avg Bid)
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    16 ofertat

    We need to change in our existing source code (PIVX based) the masternode collateral system. Goal: - The masternode collateral depends on the high of masternodes (the scheme we have done). - Existing masternode will run continuously. The existing nodes in the network will be not affected (coll. is locked all time), only new nodes need the higher collateral (or less when the nodes are decreasi...

    €190 (Avg Bid)
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    14 ofertat

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