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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    33 znalezione projekty, cennik w USD
    Build me an application 6 dni left
    ZWERYFIKOWANY

    I am looking for a developer to build a simple application using the [zaloguj się, aby wyświetlić URL] API. More details will be discussed with selected developers only.

    $355 (Avg Bid)
    $355 Średnia Oferta:
    11 składanie ofert

    Only readymade binary mlm platform needed which is crypto based and it must be easy to use and scalable. Show me the demo with admin. Thanks

    $228 (Avg Bid)
    $228 Średnia Oferta:
    6 składanie ofert
    ICO for real estate project 6 dni left
    ZWERYFIKOWANY

    The project consists of developing an ICO from scratch for a real estate project. It is about creating a cryptocurrency with Ethereum and making it public. The website must allow the exchange of the token with bitcoin and ethereum. The public offer will last 3 months. I need the web system and cryptocurrency to develop. But also list it in coinmarketcap and in some exchange. Each cryptocurrency ...

    $4520 (Avg Bid)
    $4520 Średnia Oferta:
    51 składanie ofert
    Rehive custome intergration 6 dni left
    ZWERYFIKOWANY

    Looking for a dev who can work with our present developers and successfully intergrate a few features from Rehive

    $525 (Avg Bid)
    $525 Średnia Oferta:
    7 składanie ofert
    Blockchain Certificate System 5 dni left
    ZWERYFIKOWANY

    Hi, We are looking to build blockchain online certificates system, where school can load it and user can view it. Preferably, in Hyperledger Sawtooth or EVM+IPFS. Please share your past similar project example and estimated timeline & cost for this. Thanks.

    $2272 (Avg Bid)
    $2272 Średnia Oferta:
    18 składanie ofert

    If someone has already developed Options Trading Mobile app similar to iqoptions, i will hire you immediately. Only with live demo of admin and user froentend. Thanks

    $34071 (Avg Bid)
    $34071 Średnia Oferta:
    7 składanie ofert
    Crypto margins trading developer 5 dni left
    ZWERYFIKOWANY

    Looking for developer to developer crypto margins trading developer like [zaloguj się, aby wyświetlić URL] more info in chat

    $37 / hr (Avg Bid)
    $37 / hr Średnia Oferta:
    25 składanie ofert

    Looking for a Sr expert smart contract builder for the Hyper ledger blockchain. The project is to convert “PDF” contract that has some rules to smart contract. The current contract consists of static legal verbiage and a section of table rules. Candidate must be Sr expert in Smart contract for hyper ledger blockchain

    $36 / hr (Avg Bid)
    $36 / hr Średnia Oferta:
    27 składanie ofert

    Hi, i want make a pool for a new coin but i don't know what i need to know to do it. Is a fork of dash so use X11 algorithm. I want use free open source yiimp script. Let me know if you are able to find the right information for create a pool for mining this coin. Thanks.

    $221 (Avg Bid)
    $221 Średnia Oferta:
    7 składanie ofert

    The whole world needs a new economic platform which will allow everyone with a certain economic/financial footprint ( humans , animals , villages, families, towns, businesses etc...) to obtain what they really NEED ( food ,transportation, clothing, electronics, holidays , investment) in exchange for what they can OFFER in return ,based on their own individual situation. At the moment most of the ...

    $74070 (Avg Bid)
    $74070 Średnia Oferta:
    19 składanie ofert

    I need to build a peer-to-peer cryptocurrency exchange platform similar to [zaloguj się, aby wyświetlić URL] which supports the major cryptocurrencies BTC, ETH, LTC, USDT and local currencies, the Electronic wallets, payment gateways, local banks. The platform is compatible with all mobile devices and the site interface is subject to change at my request. Please see the attached file upload reques...

    $2744 (Avg Bid)
    $2744 Średnia Oferta:
    19 składanie ofert

    I would like you to create software for 2 coins. The website is dead now, but I have to use it. I want something that actually works the same way as the site. The software must be mathematically savvy and be familiar with bitcoin, blockchain and hashing. I don't mind taking a few days, so I want you to make it as cheap as possible. Thank you.

    $214 (Avg Bid)
    $214 Średnia Oferta:
    4 składanie ofert

    Hiring for a developer to help us develop an application that works with ethereum smart contracts on the back-end / server side. The code will be responsible for executing commands and pulling down data / retrieving data. You will be asked to answer the following questions when submitting a proposal: Do you have any questions about the job description? Do you have suggestions to make this projec...

    $19 / hr (Avg Bid)
    $19 / hr Średnia Oferta:
    9 składanie ofert

    Needs to hire 3 Freelancers Hiring for a developer to help us develop an application that works with ethereum smart contracts on the back-end / server side. The code will be responsible for executing commands and pulling down data / retrieving data. You will be asked to answer the following questions when submitting a proposal: Do you have any questions about the job description? Do you have su...

    $22 / hr (Avg Bid)
    $22 / hr Średnia Oferta:
    4 składanie ofert

    Needs to hire 3 Freelancers Hiring for a developer to help us develop an application that works with ethereum smart contracts on the back-end / server side. The code will be responsible for executing commands and pulling down data / retrieving data, You will be asked to answer the following questions when submitting a proposal: Do you have any questions about the job description? Do you have su...

    $26 / hr (Avg Bid)
    $26 / hr Średnia Oferta:
    2 składanie ofert

    I need to obtain a legally valid record of the content of a web page or portal. Cryptocurrency Proof of Content on the Web is an easier, safer and more economical way to collect procedural evidence with full legal validity. What are you doing? I need to make a complete copy of the content that is being viewed in your browser and generate a proven report to your presence. From the report created...

    $255 (Avg Bid)
    $255 Średnia Oferta:
    6 składanie ofert
    Bitcoin Chain Analysis 4 dni left
    ZWERYFIKOWANY

    I'm searching someone who can track transactions and find the final destination address from an input address I provide. This requires serious chain analysis and is NOT done by simply looking up the tx id. Please only comment here if you're sure that you have the necessary skills to do this. The final pay will be discussed with you directly and is not necessarily reflected by the quote...

    $226 (Avg Bid)
    $226 Średnia Oferta:
    4 składanie ofert
    Earn quick money -- 2 3 dni left
    ZWERYFIKOWANY

    i have project foe 2 hours in java (blockchain)

    $40 (Avg Bid)
    $40 Średnia Oferta:
    4 składanie ofert

    Need to build a product verification application in hyperledger fabric

    $140 (Avg Bid)
    $140 Średnia Oferta:
    5 składanie ofert
    Python plus BlockChain Expert 2 dni left
    ZWERYFIKOWANY

    I need you to design a Chatting Web App.

    $227 (Avg Bid)
    $227 Średnia Oferta:
    6 składanie ofert
    Hyperledger blockchain platform 2 dni left
    ZWERYFIKOWANY

    Hi, We need to deploy a hyperledger instance on either IBM cloud or AWS, build a certain architecture, then run some chaincodes. Please bid only if you have a deep experience and are very comfortable with hyperledger (fabric or sawtooth), docker containers, either AWS or IBM cloud and general blockchain concepts. This also will be a test milestone for other future milestones. Thanks a lot

    $637 (Avg Bid)
    $637 Średnia Oferta:
    21 składanie ofert

    Ipfs ethereum dapp for ehr,need smarth contract

    $7 / hr (Avg Bid)
    $7 / hr Średnia Oferta:
    8 składanie ofert

    I am currently looking for a consultant based in Georgia to provide local business services such as financial analysis, market reaearch and assessments. My client is providing global advisory on financial and business development internationally. The candidate will be responsible for the market penetration, business consultation and financial relations with potential clients. The person will be ex...

    $14 / hr (Avg Bid)
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    2 składanie ofert

    Blockchain expert in Unity3d for a simple work. Please Don't bid if you didn't work in Blockchain technology before.

    $313 (Avg Bid)
    $313 Średnia Oferta:
    5 składanie ofert
    I need help Web3 Js for Ethereum 2 dni left
    ZWERYFIKOWANY

    I am creating a system for sending eth one address to other's addresses it's working. I am facing issues when I need to send multiple address with the same tnx if you are an expert with this please replay to this post. if you have any questions just ask me. thanks

    $6 / hr (Avg Bid)
    $6 / hr Średnia Oferta:
    8 składanie ofert
    Implement Chat and Crypto Payments 1 dnia left
    ZWERYFIKOWANY

    I have a social site and I want to implement chat application. Currently I am using [zaloguj się, aby wyświetlić URL] application and I want to look for cheaper solution. Also, I want to integrate crypto currency as payment options and user can get paid for text in crypto currency. I am looking for long term partnership and I prefer to work with people who deliver work first then get paid. P...

    $199 (Avg Bid)
    $199 Średnia Oferta:
    16 składanie ofert

    Looking for someone to help build a Telegram Trade Popper so my Crypto Trades automatically get entered into telegram. This is done by monitoring exchange accounts with API keys so that when an order is executed at an exchange, it automatically gets sent to a telegram channel. Prefered platform, PHP/Python, Mysql/MariaDB. Small project. If you've done crypto trading projects before, let...

    $290 (Avg Bid)
    $290 Średnia Oferta:
    11 składanie ofert

    Нужна консультация специалиста по проекту блокчейн, холодный кошелек, знание беспроводных протоколов передачи данных, работа с токенами, консультация по организации разработки продукта.

    $45 / hr (Avg Bid)
    $45 / hr Średnia Oferta:
    2 składanie ofert

    Establish and write a so called "PITCH DECK" document paper, which allow to show the evidence of an upcoming solution incl. project details, appealing benefits to the final user / investors / market partners / community / etc: for usage Blockchain technology. Highly appreciated and abosolutely needed is an expert (long-time experienced) for this technology, proven in concept work...

    $1265 (Avg Bid)
    $1265 Średnia Oferta:
    33 składanie ofert

    I need someone who can edit and set up the source code at [zaloguj się, aby wyświetlić URL] This is a source code of Quark Coin online wallet Purse based on PIVX Request: Complete website setup based on the source code Chat more specifically with me in the message

    $522 (Avg Bid)
    $522 Średnia Oferta:
    13 składanie ofert
    Fiat on ramp lintergration 9 godzin left
    ZWERYFIKOWANY

    Looking for a dev who can successfully intergrate the ramp protocol into my existing react native application

    $523 (Avg Bid)
    $523 Średnia Oferta:
    15 składanie ofert
    cash app / paypal 5 godzin left

    HI!! In this moment of crisis we are looking for someone to partner with us to develop an app similar for www.cash.app. within its own robust platform like paypal.com. To dont need paypal, square, or similar. This in android and ios. We need it to be with blockchain and all the features this [zaloguj się, aby wyświetlić URL] has. We will add rfid payment process to buy tickets for events and cre...

    $1218 (Avg Bid)
    $1218 Średnia Oferta:
    37 składanie ofert
    Fiat on ramp protocol intergration 4 godzin left
    ZWERYFIKOWANY

    Looking for a dev who can successfully intergrate the ramp protocol into my existing react native application

    $418 (Avg Bid)
    $418 Średnia Oferta:
    3 składanie ofert

    Najlepsze Blockchain Artykułów Społeczności