Blockchain jobs

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. Hire Blockchain Developers

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    39 jobs found, pricing in USD
    Blockchain 6 days left

    My company is looking for a demo project on blockchain which will be innovative.

    $469 (Avg Bid)
    $469 Avg Bid
    7 bids

    I need research writer for a white paper writing skill requirement Prospect freelancer must have a good knowledge in blockchain, crypto, smart contract and deep tech

    $569 (Avg Bid)
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    21 bids
    Ethereum Developer Needed 6 days left
    VERIFIED

    I have a a small job to install an Ethereum Daemon and connect via json RPC.

    $43 (Avg Bid)
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    4 bids

    I need someone who knows how to integrate the Binance API. A bonus if able to integrate into a website, user wallet ID's, [login to view URL](or suitable site), e-commerce, etc... We can figure out budget when we talk.

    $2387 (Avg Bid)
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    45 bids
    crypto currency 5 days left

    hello everyone; i am looking for a crypto currency developer. i want to be coin pos / masternode. who is pivx expert ? please contact me :) if you make blockchain and wallet (windows,linux,mac) please contact me! working with you will make me happy. thank you

    $1081 (Avg Bid)
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    22 bids

    I am looking to add ICO advisors for my ICO project Candidate must have blockchain/software or ICO background Please put your remuneration expectation and the services which you can provide.

    $1433 (Avg Bid)
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    30 bids

    I need somebody to help our c++ coder to get GDB debugger working on Vscode so he can debug cryptocurrency code. Support is to be done remotelly and via chat.

    $10 / hr (Avg Bid)
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    6 bids

    Erc 20 or other that you suggest, explain how you would do it.

    $217 (Avg Bid)
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    13 bids

    Hello, I need a detailed SRS proposal for a hyperledger Blockchain Project on Track , Trace and Verify . [login to view URL] Please evaluate the above link and sent me clear proposal on this. based on the proposal we shall award the project.

    $1208 (Avg Bid)
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    12 bids
    Write Tech Articles for Me 5 days left
    VERIFIED

    I own a website on learning tech. It is about Embedded systems, Big data, blockchain etc. I need articles on these subjects. The content should be original, engaging with author's opinion. If you are tech savvy, have flair to write tech article and passionate about it do get back to me. We can discuss more about the topic and content.

    $83 / hr (Avg Bid)
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    18 bids

    I need a website like [login to view URL] in which you can swap cryptocurrencies such as Bitcoin and Ethereum and Ethereum tokens in a few clicks without having to log-in. It cannot use any third-party APIs such as the ShapeShift API. And must run fast on slow processors.

    $5162 (Avg Bid)
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    42 bids

    I need a team to build a web-based payment gateway, that can send and request FIAT & CRYPTO MONEY. Fiat refers to credit and debit cards. Crypto refers to BTC, ETH, XLM. I need your team to build the front-end, and your team to find the best backend crypto/fiat processing system (whitelabel/3rd party). DO NOT APPLY IF YOU NOT FAMILIAR WITH PAYMENT.

    $8527 (Avg Bid)
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    49 bids

    Unify Cryptocurrency is looking for a person who could write a professional 5000 word whitepaper about Unify project. We will provide you with the information that you will need to write the whitepaper, such as technical details, idea & other information that you will require. We will show priority to the writers who can send us samples of their previously completed work.

    $434 (Avg Bid)
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    40 bids

    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...

    $964 (Avg Bid)
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    30 bids

    We´re interested in having a smart contract for pooling purposes [login to view URL] , [login to view 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? Possibility to choose f...

    $268 (Avg Bid)
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    11 bids

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

    $36031 (Avg Bid)
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    29 bids

    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.

    $2774 (Avg Bid)
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    39 bids

    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

    $2752 (Avg Bid)
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    41 bids

    We need a ready crypto exchange script with documentation for setup and use. Also we need some slight modification for it for our business. The script should be ready and not first to be developed. We also need a logo and landing page. We have a budget of 3000 Euro.

    $2819 (Avg Bid)
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    40 bids

    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...

    $235 (Avg Bid)
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    29 bids
    Build A Function 2 days 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

    $744 (Avg Bid)
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    26 bids
    Mobile IO ICO 2 days left
    VERIFIED

    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)
    Featured NDA
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    25 bids
    Create an Ethereum Lottery 2 days left
    VERIFIED

    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.

    $1139 (Avg Bid)
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    20 bids
    ERC20 POS Token Auditing 2 days left
    VERIFIED

    -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)
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    9 bids
    MNR mining pool 2 days left

    Setup & run a MNR mining pool.

    $311 (Avg Bid)
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    6 bids

    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 ...

    $1479 (Avg Bid)
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    22 bids

    Looking for an experienced web developer to get a mining pool online for testing. The code is open source and located here [login to view 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 customization.

    $63 (Avg Bid)
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    6 bids

    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)
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    7 bids

    ERC20 Wallet for andorid similer app [login to view URL]

    $802 (Avg Bid)
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    16 bids

    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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    33 bids
    make me a crypto currency 20h left
    VERIFIED

    i would like my own erc20 token or waves token creating

    $880 (Avg Bid)
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    31 bids

    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.

    $2367 (Avg Bid)
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    30 bids

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

    $475 (Avg Bid)
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    38 bids

    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)
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    21 bids

    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 bids

    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)
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    39 bids
    Create a new Crypto Currency 18 days left
    VERIFIED

    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
    Featured Sealed NDA
    $3395 - $5658
    41 bids

    I need someone who has experience in deploying peatio for a crypto currency exchange. You must have proof of such works to see and be able to show evidence that work was done by you, you must also be able to provide long term support. Only those with relevant portfolio should apply and can deliver 5 days to 10 days of work. You must begin immediately, so if you are busy don't apply. No time w...

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    5 bids

    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 bids

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