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    6,773 solidity blockchain jobs fundet, i prisklassen EUR
    Bitshare Core Developer 6 dage left
    VERIFICERET

    I want to build my own blockchain using Bitshare Core. If you have experience in Bitshare core blockchain, please contact me. I want to hire true developer. Regards.

    €158 (Avg Bid)
    €158 Gns Bud
    2 bud

    Hi Shailesh Kumar P., I would like for you to do our website and blockchain as agreed.

    €3093 (Avg Bid)
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    1 bud
    Blockchain ICO 6 dage left

    ...platform in exchange for the cryptocurrency. I am looking for someone who is an expert of blockchain and experienced ICO developer. please share some of your past work for the same. Engage and support conversations in communities related to Cryptocurrencies, Blockchain, ICOs, financial technologies, tech investment, etc. • Develop content / social media

    €2442 (Avg Bid)
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    10 bud
    Trophy icon Design a banner 6 dage left

    ...Call-to-Action: Cotización gratuita! About the company: Scalable human transcription service focused on improve speech recognition software accuracy. We are using crowdsourcing and blockchain to empower people - even semi-illiterate ones - to make transcriptions that are used by technology companies to enrich their statistical language models to improve the accuracy

    €9 (Avg Bid)
    Garanteret
    €9
    0 indlæg
    Bitshare core Development 6 dage left
    VERIFICERET

    I want to build my own blockchain using Bitshare Core. If you have experience in Bitshare core blockchain, please contact me. I want to hire true developer. Regards.

    €473 (Avg Bid)
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    15 bud

    Hell...to change all graphics and diagrams to our style and color same in whitepaper 1.1 in visio diagrams we want to change it to our style and color of project + add some nice blockchain design graphs etc. and in graphical task i send you our task for infographics for our landing page It should be in style with our other previous graphics Thank you.

    €141 (Avg Bid)
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    1 bud

    From Beehive office I need a blockchain developer who can develop an ERC20 token wallet app for Android, iOS and web within 3days

    €509 (Avg Bid)
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    21 bud

    Just quite a simple task. The problem is I need to implement it with...simple task. The problem is I need to implement it with segwit to receive coin. The wallet can't receive coin ( not showing up in wallet for incoming coin ) but shows up in blockchain. Once you are done fixing, you will send me apk file to testnet before sending me the source code.

    €160 (Avg Bid)
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    21 bud

    Want to create iOS and Android apps that bring in multiple APIs to create one great looking challenger bank product which combines KYC, blockchain fund balances, transactions and payments via a virtual debit card. We have all the working parts, now require someone to bring them all together.

    €13 / hr (Avg Bid)
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    1 bud

    Need a research report on blockchain application.5-7 pages with Harvard, quality reference should be added

    €6 / hr (Avg Bid)
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    9 bud

    We need a graphic designer who has a creative mind, unique style and elegant design skills. And the designer will have basic understanding in blockchain and ICO etc. The designer will have previous experience with ICO website design. Please attach portfolios of your most proud designs. You can contact me on

    €32 / hr (Avg Bid)
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    36 bud
    blockchain project 5 dage left
    VERIFICERET

    区块链-hyperledger fabric+APP开发: 开发一个基于区块链技术的区域能源自交易 APP

    €21 / hr (Avg Bid)
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    4 bud

    We are looking for senior React.js developers with backend experience. Agencies are also welcome. Please make sure that you(or your team) can start immediately upon hiring. As a part of our hiring process, there would be a simple coding challenge to choose 'high-class' clean coders. Please take a look at the attached file and get back to me ASAP with your monthly salary expectation. O...

    €19 / hr (Avg Bid)
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    20 bud

    We are looking for senior React.js developers with backend experience. Agencies are also welcome. Please make sure that you(or your team) can start immediately upon hiring. As a part of our hiring process, there would be a simple coding challenge to choose 'high-class' clean coders. Please take a look at the attached file and get back to me ASAP with your monthly salary expectation. O...

    €30 / hr (Avg Bid)
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    39 bud

    ...usp=sharing Contents: Front Page (adapted background - must fit the topic) There should be a place for company name: A&H FinTech Consulting, Date and Contact sections H1: Blockchain, Cryptocurrencies, and Banking H2: Understanding the most disruptive FinTech technology of the XXI century COURSE INFORMATION The layout should include all sections. The

    €26 (Avg Bid)
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    27 bud

    I have managed to get Hyperledger Fabric running on my machine by following the tutorial on [log ind for at se URL] . This tutorial however creates fabric only with single-company . I want to setup 2 companies at least. I want an experienced Hyperledger professional who can do this quickly. Might be a few hours of job for someone who has done

    €34 (Avg Bid)
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    2 bud

    Lập trình web PHP, ưu tiên biết về blockchain, hoàn thành công việc theo yêu cầu của khách hàng Thời gian làm việc 7h/ngày, làm toàn thời gian, địa điểm online, thanh toán qua freelancer.com Thời gian làm việc: thứ 2-6 Sáng 8:00-12:00 Chiều 13:00-17:00

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    8 bud

    ...a Frontend developer and a BackEnd developer, to help startup our idea of an Egame/Gamble platform by using cryptocurrencies and the blockchain. What are we searching for? -English speaking -Experience with Blockchain/Crypto integration -Experience with Egames/casino development -Telegram or Discord user (to stay in contact with us) Our platform must

    €2373 (Avg Bid)
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    The SSL certificate for my WordPress website has expired and I am l...WordPress website has expired and I am looking for someone to install a free (or cheap) one for me. My website is www.wivacoin.com. It's a news site for cryptocurrencies and blockchain technology. I do not have a big budget. The lowest bidder with relevant experience wins the gig.

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    51 bud

    ...use elements of blockchain ledgers and fit into our larger set of products and services. We might be interested in both project-based and pay-per-hour long term cooperation. The key requirements: - skilled at golang - experience with information security and ideally development of security products - basic understanding of blockchain/hyperledger - long

    €19 / hr (Avg Bid)
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    22 bud

    ...(2FA) • Ability to modify transaction fees rates via the Admin panel • Support Tickets – to be integrated with Email and backend Interface • Ability to Change Mempool/Blockchain Fees for particular transaction to reduce confirmation time • Essential features like Trade OF On button for all Individual coins incase of any breach (Trade Switch) •

    €6751 (Avg Bid)
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    32 bud

    ...contribution to the team would be to bring the technical knowledge about cryptocurrency/blockchain technology and security best practices. Technical requirements - familiarity with *nix ecosystem is mandatory - previous experience working with cryptocurrency/blockchain is mandatory - at least 5 years of experience with php - at least 1 year of experience

    €2151 (Avg Bid)
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    50 bud

    I need to build Crypto Website and I need someone with knowledge of Laravel and Blockchain technology to do this for me. You must be ready to get this done in a month and must have done similar project before. The website must be similar in functionality to [log ind for at se URL] and [log ind for at se URL] Contact me with your portfolio if competent and interested

    €596 (Avg Bid)
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    36 bud

    ...x 50 – Mobile Leaderboard About the company: Scalable human transcription service focused on improve speech recognition software accuracy. We are using crowdsourcing and blockchain to empower people - even semi-illiterate ones - to make transcriptions that are used by technology companies to enrich their statistical language models to improve the accuracy

    €18 (Avg Bid)
    Garanteret
    €18
    1 indlæg

    ...make. We'll also need you to set up 2 factor authentication via email with mailgun. We have 4 pages of well documented instructions for what each API needs to do. The basic solidity token is written using openzeppelin, but you may need to edit or extend that contract to fully service the needs of the API call. If this goes well, we have additional work

    €505 (Avg Bid)
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    13 bud

    We are a corporation named Kindynos. We work on Technology with a focus on Blockchain services. We need just a logo to start our branding process. We had and old logo, I'll attach it here. I want something elegant and minimalistic.

    €133 (Avg Bid)
    Haster Garanteret Forseglet Topkonkurrence
    €133
    425 indlæg

    ...great nodejs and Solidity skills to join a team building a decentralized betting application. Responsibilities * Create and test smart contracts * Create and test APIs that interact with smart contracts * Help specify and construct off-chain components of new distributed protocols * Build automation around operating a blockchain-based system *

    €18 / hr (Avg Bid)
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    37 bud
    Build an ICO website 4 dage left
    VERIFICERET

    Install an ICO script at [log ind for at se URL] AND design a prof...systems/ico-script-software/ AND design a professional ICO website. Preference for those who have already done so. Skills Required: Bootstrap PHP Mysql, Digital Ocean, Virtual Server, Blockchain, Ubuntu PHP, Website Design, Graphic Design, Linux, HTML

    €194 (Avg Bid)
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    45 bud

    ...person/agency will define the infrastructure requirements and scaling techniques - how this person/agency defines smart contract integration logic with ethereum blockchain - sending transactions to Blockchain/mainnet/sidechain - tracking transactions/balance changes, block changes etc - back-end integration with smart contract. *Back-end:* Nodejs/Python/Ruby

    €10008 (Avg Bid)
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    Hyperledger Blockchain Consultant 4 dage left
    VERIFICERET

    I have managed to get Hyperledger Fabric running on my machine by following the tutorial on [log ind for at se URL] . This tutorial however creates fabric only with single-company . I want to setup 2 companies atleast. I want an experienced Hyperledger professional who can do this quickly. Might be a few hours of job for someone who has done

    €14 / hr (Avg Bid)
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    8 bud

    I am looking for blockchain expert who can change design and integrate NEO into existing site built by Ruby on Rails. Here is the git repo of script. [log ind for at se URL] And I need to integrate btc, ETH, ERC20 and NEO. I have design ready. Please only apply only when 1. you have portfolio of exchange platform you created. 2. you

    €2302 (Avg Bid)
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    25 bud

    I need an experienced blockchain developer to develop a Decentralised Exchange like [log ind for at se URL] Presently the exchange allows ETH to ERC20 Tokens. I want One particular Token to ERC20 Tokens. Please bid.

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    25 bud

    ...We are currently working on serving European Clients 3. We are in need of a Blockchain Developer who can support us for development and maintenance of our website/server and services 4. The Person should be well conversant with Website/Blog Creation, Server Set-Up, Blockchain Development 5. The Person would be hired as a Partner in the Project and would

    €11 / hr (Avg Bid)
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    9 bud

    Hi there - I've got an app, made for both iOS and Android platforms. Recently I moved the server to a new IP, and the Android version has broken. I'm...that can QUICKLY help debug the problem, and start building new features into a new version of the app. The app is called COLD STORAGE COINS, and is made to work with our blockchain-style product.

    €333 (Avg Bid)
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    Hi, We are looking to launch an ICO, but before that we need a bit of understanding about Token Sales and Blockchain Topic: Bitcoin / ICO / Blockchain Duration: 1 Hour via Call / WebEx /Sky Cost: $40 Language: English

    €33 / hr (Avg Bid)
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    7 bud

    Hi, I am interested in a sharp design/ ui freelancer for a 8-10 marketing slide. The company works in the crypto sphere, providing buy/sell of crypto through atm's with relevant licences. The purpose of the slides are basic: who we are, what we do, vision, product +usuage, market size, value proposition / advantages. To who? mainly formal institution- those that are interested to understa...

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    We are an international company with projects fit in each respected market, HK, Korea and now Viet...Korea and now Vietnam. We are developing local applications within Fintech and eCommerce. While also providing support for our international offices which are focused in blockchain development. We are creating a fun and comfortable working environment.

    €296 (Avg Bid)
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    14 bud

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    Forseglet NDA

    we need a platform which can be used to share files over blockchain (Metadata) . files encrypted and print them using a verified/trusted printer on blockchain to make sure copyrights of founder/designer are secured and his file is not leaked . more details could be found here : [log ind for at se URL]

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    17 bud

    we need a platform which can be used to share files over blockchain (Metadata) . files encrypted and print them using a verified/trusted printer on blockchain to make sure copyrights of founder/designer are secured and his file is not leaked .

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    I would need modify the alert section of my app using blockchain in order to storage local data

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    Report about E-government privacy using Blockchain. The Report/Paper/Research should talk briefly, about what is E-government. The focus should be about how privacy in e-government important and what are the issues and challenges in this field, then what’s blockchain briefly and how blockchain help and solved these challenges with mentioning real life

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    40 bud

    We are looking for bidders on virtual currency bank in Philippines Projects: 1. ERC-20 Coin creation 2. Coin white paper writing 3. VC-PHP Exchange core 4. Mobile app for the exchange 5. Web app for the exchange. Note: Should be in Philippines. Should be a legitimate entity [log ind for at se URL]

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    Hello, there is a platform called Flixxo. Flixxo is a decentralized video sharing platform where people can earn tokens called "Flixx" by uploading videos or watching ...set a smart contract as a withdrawal address And set the splitting of flixx tokens within that smart contract Transparent, on chain... Flixx is an erc20 token on Ehtereum blockchain.

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    Se requiere un desarrollador con experiencia en PhP, Node.js,React, REST. Wordpress Queremos integrar una plataforma multiuoso a un marketplace sencillo quen posea las cualidades de pago por medio de criptomonedas. Poseemos toda la docuementacion necesaria para comenzar. __________________________________________________________________________ A developer with experience in PhP, Node...

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    We require writers who are well versed in Blockchain topics. When you apply for this job post, attach the samples related to bitcoin topics along with the project proposal. This is a long-term project. Apply accordingly. Only writers who have experience in blockchain must apply.

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    Need Cryptocurrency, Blockchain writer/copywriter We need 8 articles of about 700-800 words. Payout: 0.45-0.5 ppw.

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    ...from PIVX source code. Finished product should include bash file for easy setup of a masternode VPS on Ubuntu 18.04, and QT GUI wallets for Linux, Windows, Mac. Finished blockchain should not have Proof-of-work mining capabilities. All GUI wallets should be capable of hosting masternodes, have an explorer option built in, have coin control features

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    Tool to export all Bitcoin transactions from blocks for a time period. Should save all details to excel/CSV.

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    CryptoCurrency marketing 1 dag left
    VERIFICERET

    Our goal is to promote VoteCoin, which is an existing crypto-currency (altcoin) offering features to create polls and voting in blockchain. For more see [log ind for at se URL] Your job will be: - update VoteCoin Facebook and Twitter feeds on daily basis - promote VoteCoin on discussion boards, discord chatrooms, and other social media - communication with

    €165 (Avg Bid)
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    7 bud