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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.

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    24 trabajados encontrados, precios en USD

    Ongoing position, full time. Can you keep track of 198 moving tasks in your head? Not only that, you know which task has to be done before another, what are the tradeoffs of doing one before another, who is more fit to do each task, while making sure everyone is working on something important. And when asked, you can respond within 0.1 seconds, "yup, that will be done by 9:59 PM today&quo...

    $23 / hr (Avg Bid)
    $23 / hr Oferta Promedio
    3 ofertas
    Blockchain Prototype 6 días left
    VERIFICADO

    We need (1) consultancy service; and (2) prototype development for a Blockchain project. It is not a full fledged platform, it is more a prototype, or a demo version of the platform. The project should include the research covering conceptual and technical aspects, and a prototype to show implementation. The paltform should be desinged for charitable organization to receive/spend funds.

    $3965 (Avg Bid)
    $3965 Oferta Promedio
    15 ofertas

    Hello, we're looking for a Ruby on Rails developer to work on the back-end of a cryptocurrency exchange. You'll join a team of 3 Ruby on Rails developers, follow the main developer instructions and work on the API part of the application. The front-end is done by another developers in React/Redux. You must know the best practices and be able to give advices on developments. Please det...

    $28 / hr (Avg Bid)
    $28 / hr Oferta Promedio
    27 ofertas
    Switching a testnet to mainnet 6 días left
    VERIFICADO

    We are running our blockchain on testnet and we are ready to make the switch into mainnet. We are looking for blockchain developers which can help us to make the switch and test it to see if all works well. The blockchain is bitcoin based and integrated with masternodes.

    $1163 (Avg Bid)
    $1163 Oferta Promedio
    13 ofertas

    Need a software which can generate unconfirmed Bitcoin transaction without having any Bitcoins in the wallet. Needs to appear to send bitcoins

    $513 (Avg Bid)
    $513 Oferta Promedio
    9 ofertas

    I need a professional blockchain developer who can develop blockchain based apps (DAPPs) ....

    $267 (Avg Bid)
    $267 Oferta Promedio
    7 ofertas

    We are a forex company looking for a writer to help us write a professional ITO White Paper. Please include any previous work samples you have available in your proposal. Required to have a good understanding of blockchain.

    $524 (Avg Bid)
    $524 Oferta Promedio
    50 ofertas

    I want to make a script to be able to backtest the profits of buying a basket of cryptocurrencies or index. You must be able to choose start date and end of the backtest, choose between independent currencies or an index such as the top 10 (per marketcap) top 30, top 50, top 100 .... that includes coins that enter and leave the index daily. It must be possible to enter and take into account the e...

    $474 (Avg Bid)
    $474 Oferta Promedio
    7 ofertas
    Blockchain Article -- 2 5 días left
    VERIFICADO

    Hi, I need someone who can write about Blockchain technology. I would prefer Blockchain Developer to work on this as I want the latest happening in the Blockchain world.

    $5 / hr (Avg Bid)
    $5 / hr Oferta Promedio
    11 ofertas
    Blockchain and economic writer 4 días left
    VERIFICADO

    Hello I am looking for a very good writer that write very well about cryptocurrency and financial markets. Please be professional and savvy.

    $310 (Avg Bid)
    $310 Oferta Promedio
    50 ofertas

    I want to build a Jackpot game which works only for Cipher Browser. You can use the open source code for the jackpot game. . I need the following. 1. A simple UI which is accessible only via Cipher Browser. 2. Place the bet using Ethereum from Cipher Wallet 3. Win Ethereum. It will be sent directly to the Cipher Wallet 4. The UI should have the following. - Wallet Address - Ethereum in the Wallet ...

    $575 (Avg Bid)
    $575 Oferta Promedio
    4 ofertas

    195/5000 I need a professional to do editing in app open code of Ethereum only opening logo and text to remove buttons make an arrangement for play store call me on the chat to know more I need you to do it in a few hours.

    $60 (Avg Bid)
    $60 Oferta Promedio
    5 ofertas

    PUMP Crypto Technology is a fintech focused in apply the blockchain technology in the financial and public environment. We developed a method using the benefits of crypto-currencies technology to make overseas payments called PUMPay. We are hiring developers to build the backend and front end of our plarform. The backend needed is attached. Please, give the price of the tasks described separ...

    $14213 (Avg Bid)
    $14213 Oferta Promedio
    62 ofertas

    experience with Truffle Oraclize Ethereum-Bridge Vue.js I just need some details to be fixed and added

    $32 (Avg Bid)
    $32 Oferta Promedio
    3 ofertas

    Are you experienced in betting game development, EOS smart contract development? If then, you need to be expert in ReactJs, NodeJs. We are in need of completing current app - [iniciar sesión para ver URL] It's on progress of baccarat game. will hire you immediately, you need to jump in sooner.

    $1941 (Avg Bid)
    $1941 Oferta Promedio
    15 ofertas

    Looking for someone who will be able to build a custom cryptocurrency on either ethereum or eos.

    $616 (Avg Bid)
    $616 Oferta Promedio
    20 ofertas

    We are looking for contents for a cryptocurrency website in following categories Latest news about cryptocurrency Latest innovations about cryptocurrency Individual currency updates and news. Ex: bitcoin, tron or any other coin Latest ICO's Blockchain technology news and updates Blockchain latest implementations adaptations. We need these contents on a regular basis. Only EXPERT HAND...

    $67 (Avg Bid)
    $67 Oferta Promedio
    45 ofertas

    You should involved in current live ICO Your linkedin should include this ICO It is better if your profile list in one of ICO advisor website More information will discuss over chat section

    $272 (Avg Bid)
    $272 Oferta Promedio
    9 ofertas
    Blockchainn dapp 2 días left
    VERIFICADO

    I need a blockchain and IPFS installed on my USB stick image ISO so that I can replicate images for my miners. I also need a dapp that will be a launcher on the USB stick

    $195 (Avg Bid)
    $195 Oferta Promedio
    8 ofertas

    I need 1000 virtual machines or virtual desktops set up with the same browser with same page open for each. Any possible option is acceptable

    $150 (Avg Bid)
    $150 Oferta Promedio
    7 ofertas

    i want to setup auto exchange of coins to bitcoin automatic . mining pool is already built on yiimp

    $138 (Avg Bid)
    $138 Oferta Promedio
    3 ofertas

    Hello guys i need the application for a android terminal this is an exsample [iniciar sesión para ver URL] obviously I will have to have a user interface and terminal enable / disable with portfolio management that customers will have to upload in euros at the source of a commission. all order management of top-ups of errors the whole process that works remotely perfectly

    $717 (Avg Bid)
    $717 Oferta Promedio
    10 ofertas

    Blockchain consultant with experience in Procurement required urgently in Bangalore

    $858 (Avg Bid)
    $858 Oferta Promedio
    11 ofertas

    Are you experienced in betting game development, EOS smart contract development? If then, you need to be expert in ReactJs, NodeJs. We are in need of completing current app - [iniciar sesión para ver URL] It's on progress of baccarat game. will hire you immediately, you need to jump in sooner.

    $1771 (Avg Bid)
    $1771 Oferta Promedio
    25 ofertas