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    11,787 blockchain jobs found, pricing in USD

    hello Rahul, how are you? My name is Lucas, I'm from Brazil and I'm looking for a blockchain engineer capable of helping me make the ICO of a stable digital asset associated with the currency of Brazil (BRL Real R$). I liked your profile, portfolio and recommendations. I would like to know if you are available to help me with this project? Thank you, Lucas

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    Good day Freelancers, i need this theme functional: [login to view URL] write something regarding this project in your bid, your github is a plus point Please apply only if you have done such kind of work before and have a strong knowledge in cryptocurrencies. also be patient with your bid, the theme exists and its very easy to code it fully functionally. no shitbids please, new freelancers ...

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    Hello There, Only expert follow the project More detils via chat box . Thank You

    $21 - $179
    Sealed
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    2 bids

    Help me to build a blockchain platform..

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    I need a blockchain-based distributed application designed for providing security to multimedia data such as images, video etc.

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    Looking for Co-founder, who should be self motivated and passionate about blockchain in Etherium and hyperledger networks. I have created a MVP and want to move at next stage of commercial stage for funding and business. What's the status of the project? MVP? Check. [login to view URL] Commercial Website? WIP Explainer vid? WIP Business & Financial plan? Ready, Keep changing Customer...

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    I have a huge blockchain&cryptocurrency project. I need a high skilled and full-stack developer for my project. - Cryptocurrency Core wallet development experience - ICO, Company, Shopping Mall, Game Website development experience - All kind of mobile apps for the above sites development experience Enjoy bid on this project. Don't forget to write "CWM-Expert" on the top of your...

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    Need someone experienced on the above , and who has done projects in them to submit a short research report , answering a few specific questions , and recommending a rough logic/algorithm for implementing a function in crypto .. The task can ideally be finished quite quickly for someone experienced who has done this before. Key Questions : 1) About building unique digital assets for existing ...

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    ENGLISH : i need to develop an ethereum erc20 gateway payment method This means that when a person registers on my platform they will be assigned a new erc20 wallet. from there you can deposit and this balance is loaded on the platform. When withdrawing the balance you will have to make a withdrawal request. This means that I only need a deposit function and not a withdrawal function. I wa...

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    Bitcoin experts 5 days left

    Beseeching fot bitcoin and blockchain experts to build platform.

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    I’m looking for a backend developer with minimum of 5 years experience and proven track record in open banking and PSD2 regulations. The solution will be a headless service that can serve both android and iOS mobile applications as well as php, nodejs and .NET sites. There will probably be elements of blockchain technology to ensure and validate user transactions and the developer need to h...

    $20 / hr (Avg Bid)
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    B2C marketplace e-commerce project - cryptocurrency payment system (debugging and modification work) - Program structure based on Laravel Framework; - Paymentsystem based on BTC, LTC and XMR (integration via own developed interfaces - Bitcoin- and Litecoincore as well as Monero Node are already installed on the test server). NO use of third party coin-Api's like Coinbase, Coinomi etc! Tasks...

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    Project BackConnect 5 days left
    VERIFIED

    ======================Note that this back connect proxy part is top most priority================= Check and fix problem of sending mails from my dedicated server by implementing backconnect proxy with subnets. In other words, SERVER LOAD BALANCING. Requirements for BACKCONNECT PROXY - in other words, SERVER LOAD BALANCING I need a Back Connect Proxy for SERVER LOAD BALANCING and also redirect...

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    Back connect proxy 5 days left
    VERIFIED

    ======================Note that this back connect proxy part is top most priority================= Check and fix problem of sending mails from my dedicated server by implementing backconnect proxy with subnets. In other words, SERVER LOAD BALANCING. Requirements for BACKCONNECT PROXY - in other words, SERVER LOAD BALANCING I need a Back Connect Proxy for SERVER LOAD BALANCING and also red...

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    Project 2 (2020) 5 days left
    VERIFIED

    Require using blockchain, ubuntu and python3

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    Looking for 1-2 developers with experience on Hyperledger, smart contract, blockchain, ethereum.

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    I looking for Hyperledger Fabric & Compose/MongoDB/REST API, Expert to build Build Blockchain application use Hyperledger fabric & Composer enable to share Customer private data with Service provider throw BlockChain Ledger. Regards

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    I need a responsive website. I would like it designed and built. An investment website with blockchain integration. Automatic calculation and payout of investors proceeds.

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    Experience in building a blockchain main chain especially for NFT market forking any exisitng project and rebuilding is also fine... especially looking to fork Ethereum or Tomochain or EOS or Tron anything which has NFT

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    I have a task related to blockchain using python3 and ubuntu virtual machine to code the program. Anyone can do please bid . No auto bidders Budget is 50 usd

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    This task is a very high accuracy task. I want a serious business development content writer. If I will satisfy I will work with the person for a long time. The task: You are on behalf of a software company's business development Manager. You have to convince the other country company owner to establish or create a branch in your country and work with your company as a partner. You have t...

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    Blockchain 4 days left

    Hello, We look for a Full Stack React.js developer with Blockchain experience. Can you please send me some ethereum work you've done?

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    blockchain/ kraken api 4 days left
    VERIFIED

    looking for a dev to integrate a crypto withdraw function using kraken api. can also integrate stellar codes

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    hello i have lose my bitcoin wallet address privet key .and i need my bitcoin wallet address privet key so anybody can get that privet key of my bitcoin. then bid this project

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    I am looking for highest level blockchain developer

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    I need a well experienced blockchain / defi developer to help plan a decentralized finance system in our team This is not a job about development, this is about planning and writing, advising on direction and core of the system prefer native speaker

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    I want a mobile app created by Android Studio to track traveler's bags by using RFID and blockchain techniques and save the information in Oracle Database . Oracle Blockchain Platform is the Oracle implementation based on the Hyperledger Fabric platform for creating allowed networks

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    1. How can maritime transportation enable global markets to maximize profitability? 2. Identify a global seaport which you consider holds a prominent role in the global maritime industry. 3. Economic growth requires innovation. What is an element of innovation in the maritime industry, and how does it contribute to the success of the maritime industry? (e.g. select a technological, strategic, or f...

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    I want to build a custody system in blockchain

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    Desktop Wallet Internet Wallet (Website) Mobile (android and ios) Hard Wallet Paper Wallet my token exploler Registration system profile. Pin codes for access to coin Real time payment Tracking management of cryptocurrency Ability to display wallet balance Sending and receiving payment Secure security staking feature API ready for list coin on exchange or for the website to accept ...

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    Looking for experienced blockchain developers to design a MLM related ETH smart contract application. Reference applications will be provided to suitable candidates. Please only bid for the project only if you or company have the necessary skill sets and experience to complete the project, thanks

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    Need a blockchain website with wallet transaction

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    I need a responsive website. I would like it designed and built.

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    blockchain 3 days left

    I need a new website. I need you to design and build it.

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    Hello, I need a website for document verification through Etherium smart contract. The Website should be in Wordpress and the functionality should for the Blockchain part should be a wordpress Plugin. I hava the ready design (very simple) The website should be without registration. Some example of such services are [login to view URL] [login to view URL] [login to view URL] I need the same a...

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    Hi I am keen to engage with a freelancer for regular article writing relating to Crypto and Blockchain technologies. We are looking to work with a writer who has experience writing technical articles but for a non-technical audience. This will be a regular monthly assignment however in the long term if the successful freelancer has scope we can start bulk producing written content to stockpile fo...

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    Hi, I just got back from the National Bitcoin conference in Miami and finally think I am ready to pursue my own token. I have been in the cryptocurrency space since 2012. Although, have only been approaching it seriously this past year. I am very approachable, easy and fun to work with. I am needing a developer who fully understands blockchain principles, who I can run my ideas against and hopef...

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    We're a crypto start-up looking for a motivated content writer with the knowledge and passion for blockchain technologies, DeFi, crypto investments and all topics related. We are aiming at producing around 6 (4-8) blog pieces a month as well as PR releases. There is a bit of market research involved - but we are happy to help and advise whenever needed. Our product is in the crypto finance/...

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    Core PHP Dev. 2 days left

    Check and fix problem of sending mails from my dedicated server Check and correct, implement tools validity checkers such as smtp, cpanel, shells, etc. Implement backconnect proxy with subnets. Check and fix status (everything included) of DEDICATED SMTPs Section. Add missing columns in PHP MAILER, seller panel: Image sample here Items I purchased from here, I cannot see them: Image sample here Wh...

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    Want to develop a Project on Blockchain Technology (Smart Contract) like [login to view URL] on DAPP Browser In less time duration on ASP .net C#

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    developing a crypto exchange. looking for a dev who will perform some key functions like cryptos withdraw and stellar integration. stellar codes is ready and just need to be integrated into app

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    My platform [login to view URL] produces and publishes public review and ratings for blockchain companies since 2018. I'm currently looking for a technical / business writer, who is able to write short assays (1000 - 1200 words) according to a layout (+ editing) provided by us. It must contain a brief but comprehensive analysis of a product, a market, a business and a token of a given blockc...

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    Hi, We are looking for some Blockchain developer to develop a bitcoin client, with the feature to send fake transactions to the chain. Obviously without confirmations .. Features required - Amount - Days - Transferable - Confirmations - Required on Urgent Basis..with above features or maximum features that you can provide..

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    Want to building blockchain for specific virtual cureency such as bitcoin, ethereum , Looking for experienced Blockchain Developer , who has already worked on any such projects

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    Need a experienced writer in blockchain for writing a whitepaper on our project.

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    Hi, We are looking for some Blockchain developer to develop a bitcoin client, with the feature to send fake transactions to the chain. Obviously without confirmations .. Features required - Amount - Days - Transferable - Confirmations - Required on Urgent Basis..with above features or maximum features that you can provide..

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    Looking someone who can develop this project, based on the previous draw predict next draw. Our plan is to launch this in Blockchain, but that's the next step for this project. The developer must need to follow these standards: - The code should be parameterized. - Must implement ML - Input will be in CSV format We need two kinds of result: 1. Predict the most obvious next number series 2. I...

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    Blockchain 1 day left

    Dapp on Tron Blockchain. I need a real dev for this task. It`s a bingo game on tron network. I have the graphics+Video explain+more details on request.I need professionlism. I do not talk on telegram,e-mail,phone. Only on fiverr,payment as well!! I will leave a 300$ tip for a good [login to view URL] you very much.

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    BTC Recovery 1 day left
    VERIFIED

    I need help with recovering my BTC transaction for which reciever says it never got it. I want someone who is expert in blockchain exploring and tracking and can make a track of where exactly the transaction is

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    Note: Prefer to look for freelancer instead of company because of cost .So if u r a company,pls do not bid. Already complete pages UI design,and need to do site development work,frondend and backend. Framework: LAMP You must have related work experience like blockchain ,wallet,exchange,etc . If you have experience of ICO marketing,that is a good plus. please look at the the hompage UI pic car...

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