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    6,948 solidity blockchain jobs fundet, i prisklassen EUR

    Create a mobile wallet that can have multiple tokens and each token represents a company's loyalty points. There have to be two types of users - Normal Users and Pool users. - Users should be able to transfer these tokens to each other. - Users should be able to purchase these tokens by paying money. - Users should be able to convert one token to another token using a predefined conversi...

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    Blockchain whitepaper and deck 13 timer left
    VERIFICERET

    Need to create whitepaper for a blockchain project along with a pitch deck. Please respond if you have prior experience, along with your whitepaper proposal.

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    blockchain developer needed 12 timer left
    VERIFICERET

    i need a blockchain developer to make some simple changes to my website.

    €90 (Avg Bid)
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    19 bud

    I need Bitcoin Node to be installed with API key. The whole server must be install securely and should be penetrate able. Server must run a full node with API access. API must be use able to create/generate new wallet addresses, Node must be able to send and receive payments, Node must be automatically transferring funds from node wallet to a cold / hardware wallet. Server must be protected agains...

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    We need someone who can create a video course based on the blockchain. I'll give you Course topic you need to create Video course based on the topic. Total Videos need to have 20 Videos! Each Video need to have 3 Minute Long! I'm willing to pay 70$ for 60 minutes course!

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    We need solution such as single sign application that allows users to securely login onto a blockchain, as well as regular web based applications with one asymmetric key-pair (private and public). Users can securely login onto the applications without using username and password.

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    As both a cool feature to my halls and to help teach people about blockchain (which is what I spend most of my time with) I would like a bot that tries random private keys and either keeps a record of its attempts of flags successful ones. I know I would have a better chance of success by buying a lottery ticket but I have a had time explaining this

    €16 / hr (Avg Bid)
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    Build A Website Udløbet left

    Building a Blockchain Based app in Healthcare domain. Need a landing page and product explainer video on landing page.

    €97 (Avg Bid)
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    13 bud
    BlockChain Udløbet left

    Looking to expert in BlockChain to help in research paper.

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    I am looking for a blockchain developer to help my work always.

    €19 / hr (Avg Bid)
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    31 bud
    Blockchain fork Udløbet left

    Blockchain fork, new coin creation with all apps

    €15 / hr (Avg Bid)
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    i want to develop a simple blockchain api app, to send btc from my wallet.

    €226 (Avg Bid)
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    Hi, Simply, I need a blockchain programmer. You dont have to be an expert. I just need to "interact" with the ethereum blockchain, that means: Knowing how to implement: - Truffle Framework - Web3 - Solidity Language The idea is to create a web dapp for exchanging currencies, see (mine is simplier, dont worry coders): [log ind for at se URL] https://faa

    €16 / hr (Avg Bid)
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    I need tools for the ethereum blockchain which can be used from Linux command line or PHP or C. No browser environment! The tools should be able to do as a minmum a) create a new wallet and return private key and wallet address create_wallet() -> wallet-addr, private-key b) transfer ETH from wallet to wallet transfer_from_wallet(wallet-addr

    €465 (Avg Bid)
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    ...Adwalnut is tracking. It tracks Impressions, Clicks, and Conversions. The technologies we have used for our application are Java, Angular JS 4/ Node Js/ Spring Hibernate /Blockchain. Resources We have our own development team size of 5, and they have been working on the above-mentioned project for 6 months. Requirement We have an urgent Requirement

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    3 bud

    We need a custom tipping bot that supports our Trx 10 coin.

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    19 bud
    Link Building Udløbet left

    ...so you will be getting links for an e-commerce store that specializes in eyewear. Eyewear includes both technology and fashion components and there is also an element of blockchain and cryptocurrency. You should be familiar with different link building tactics to run campaigns for. Primary focus includes: 1. Affiliate Program 2. Deals, Promos, &

    €8 / hr (Avg Bid)
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    [log ind for at se URL] is looking for 1 or more blockchain developers to build out the blockchain infrastructure for our platform, using the [log ind for at se URL] Blockchain Core functionality includes Uploading 100GB files (genomes) into offchain storage Connecting user accounts with their genome Generation of tokens Wallet functionality for storing and transfer of token...

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    ...Media Community Manager Wanted - Leading Blockchain Project We are looking for a social media community manager for our company, a leading blockchain project with over 50,000 members and enthusiasts in our community. Our new Social Media Community Manager should: - have a basic understanding of blockchain projects and how communities are at the

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    blockchain Udløbet left

    we need full content of around 1400 pages on blockchain and iot keeping in mind children of 8th ,9th,10th,11th and 12th and advanced level.

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    I am looking for an agent Korean PPC AD Registration to giveaway site Other promotion suggestions are also welcome

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    I am looking to hire a Blockchain/Bitcoin expert for my new business REQUIREMENTS: - Must be skilled, quick, experienced, and intuitive. - Must be able to do calls and to communicate when needed. - Must have a resume and LinkedIn profile. Our company is a start up, so although the positions will be paid, we are looking for developers who are open

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    Trophy icon Logo design for SEGAR Udløbet left

    our project is trasable fresh fruit and vegetable supply base on blockchain technology. Our idea for logo is fresh look pabrika to represent the concept. Contestant should only summit his or here original scalable drawing in vektor or scalable format. Colour option for this logo is orange and yellow or gradient colour from red orange to yellow to represent

    €88 (Avg Bid)
    Garanteret
    €88
    388 indlæg

    We're looking for a blockchain and React native developer to create a job/payment app (not an ICO) for our startup. Candidate will have blockchain knowledge to create the trust part of our application. Mean-stack experience is a plus to create the rest of the app. More details will be available to the right candidate. ***GraphQL is a STRONG PLUS *AI

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    Ethereum -- 2 Udløbet left

    read / write to blockchain - smart contract

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    Requiero Animador que tenga previo conocimiento de la Blockchain, criptomonedas, master nodos y minera, para que pueda aplicarlo en el Video Intro de la empresa

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    blockchain Udløbet left

    Creation of a new blockchain as digibyte

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    Hello, We looking for an blockchain developer for use command bitcoind daemon on api for coin on masternode. We need to know balance of wallet, and list of each transaction in json / api. Thx you.

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    ...supported by a proof-of-service blockchain. I have a script with visual ideas I need: - A 2 minute animated explainer video touching on our key features. - 2d/3d animation - A english female robotic sounding voice - The video design to reflect my branding on [log ind for at se URL] - It completed ASAP. Please bid if you have general blockchain knowledge with some sample

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    As in title i need a premium powerpoint/pdf design for a crypto project feasibility study ASAP. The text is already written in english and i need som...feasibility study ASAP. The text is already written in english and i need someone able to design a good template and some schemes, so it's good if understand how it works the blockchain. I need ASAP

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    Haster
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    If you are passionate to launch your own business in the Blockchain technology then share your credentials. Must be passionate to launch startup in the USA. Must have Blockchain development Exp.

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    like [log ind for at se URL] or Binance, these centralized exchange platform, I wanna build an XXXbet website accept deposits from blockchain token. with third party payment gateway/

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    Our project is Tau-Chain, a decentralized blockchain network intended to solve the bottlenecks inherent in large scale human communication and accelerate productivity in human collaboration using logic based Artificial Intelligence. More information can be found here: [log ind for at se URL] We are looking for C++ experts (with over 10 years of experience) to

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    I need a logo for a new blockchain based ICO. The name of the ICO is LOL coin(Learn OnLine). The project is based on Online Education. So the logo must looks like education based and blockchain based. I need it guranteed but not posted it as guranteed project because earlier I stuck my money several times in guaranteed contest by not getting any good

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    23 indlæg

    ...understand it. If you're ready, please when bidding, explain yourself, why I should hire you and what makes you best candidate. I don't know you to tell me that you know what blockchain is and what projects you have worked on. Just talk about hyperledger fabric. your message must contain word "I know hyperledger fabric", so that I know you're not the one

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    Hello, I am facing an error in blockchain api during deposit in my website. I need expert who can fix this

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    ...Trabajamos en una sociedad que provee soluciones tecnológicas e investigación en el campo tecnológico. Necesitamos construir una especie de infografia sobre la tecnología de blockchain y la evolución de la tecnología hasta el día de hoy, a nivel tecnológico y los usos de cada una de las bases tecnológicas. Tipos de pruebas de...

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    advantages of blockchain and how it will change the internet

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    need a blockchain web based games

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    convert a sting [1,2,4,5,7,8,9] to an array of strings removing "," and then use ParsInt to convert it to an array of integers (Uint) [log ind for at se URL]

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    post hash and retrieve hash time stamp proof and smart contract integration

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    1. setting up of crypto node servers 2. Set up coin parameters 3. Coin generation 4. Generation of Block chain 5. Block hash 6. Block reward 7. Pool mining 9. Implementing Proof of work and Proof of stack [log ind for at se URL] Generation

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    We need a Whitepaper translated from English to Russian. The document is about Cryptocurrencies, blockchain, ICO. Document is approximately 30 pages long with lots of pictures. Not much content for 30 pages. Needs to be completed within 24 hours.

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    I have only an idea. I need a brilliant guy who can realize my idea. Required skills: Machine learning, A...brilliant guy who can realize my idea. Required skills: Machine learning, Artificial Intelligence, Web site design, Android and iphone app, Math, Logic... It involves blockchain and bitcoin Budget is flexible... Time line 3 ~ 5 Months

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    Front End designer is needed for small but urgent project - create design for a sm...to create the visual part only - stylish, modern, simple and light design. Logo, color scheme, background picture, fronts, charts (e.g. customer journey map). Thematic - blockchain / real estate / fintech. References: [log ind for at se URL] [log ind for at se URL]

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    this can be one time or can be repetitive. 300-5oo words one time or once a week for 1 month or twice a week for 3 months depends on the qu...be repetitive. 300-5oo words one time or once a week for 1 month or twice a week for 3 months depends on the quality of the writing prefer a team of writers knowledge in blockchain and cryptocurrency is a must

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    We are looking to have a Payments Portal set up using the Stellar Blockchain. We need the portal set up, using Social Engine Platform w/Plugin capabilities for the Website. Using Stellar blockchain, then have Buy Coins, Wallet and Online Internet Pay Capabilities for Stores. It will be using our Token which will be based upon local currency based upon

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    C programmer Udløbet left

    ...the level Ph.D. (even students) and above are considered. Task: develop new versions of our network communication desktop software which uses asymmetric encryption (not blockchain based). Time: Long-term project. On demand. Minimum 10/hours/month. Other requirements: due to the sensitive nature of encryption software, we will ask for a full NDA to

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    Blockchain publication based in Japan is looking for a journalist to photograph and write areport about a blockchain-related product launch in Barcelona on November 29. Must have experience in business journalism, experience in blockchain preferred.

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    Lokal
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    We need a smart contract (solidity) that allows a user to send 0 eth to the contract and then receive a specified amount of tokens. The user will pay for the gas. The number of tokens the user can receive is currently stored in a csv file in the format "address, qty" The contract owner must be able to deposit a certain amount of the tokens in the contract

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