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    7,912 open source blockchain platforms jobs fundet, i prisklassen EUR

    I want to develop a proof of stake cryptocurrency with masternode probably a fork of PIVX including a qt wallet and develop an API for merchant to receive payments.

    €562 (Avg Bid)
    €562 Gns Bud
    4 bud

    The label is called "Feliday Records" and I have had a go at making my own logo and design in the past, but it's rough and isn't as clean or professional as I would like. I have a particular vision including a paw print, and will attach my previous attempts and making a logo personally. I want a minimalist design, but with a little bit of edge/roughness to it so it doesn't...

    €25 (Avg Bid)
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    52 bud

    ...offered in a public circulation. I am aware that there are two ways of developing a cryptocurrency; 1.) based on the existing blockchain technology like Ethereum and Bitcoin (cheaper way, like on [log ind for at se URL]) 2.) based on my own blockchain technology (more expensive way, which could cost several thousand USD or even several BTC) At this point I don't know the

    €40 / hr (Avg Bid)
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    1 bud
    Trophy icon Logo for a project/ company 2 dage left

    ...is new blockchain project that aims to reduce the damage that bitcoin does to the environment through its proof-of-work (mining). Bitcoin currently uses as much energy as a country like Austria, and this will only increase, causing further environmental damage and climate change (burning carbon dioxide). Carbon Zero will be the first blockchain project

    €219 (Avg Bid)
    €219
    97 indlæg
    Master Node Complete Project! 6 dage left
    VERIFICERET

    Master node coin Developer! I'm looking blockchain developer who can fork DASH. You must have to have experience! Submit your previous project link! Without a link, I won't reply to your message whatever you submit!

    €879 (Avg Bid)
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    13 bud

    I want a crypto coin with its own blockchain not ERC-20 token. The coin should be able to be mine and use as smart contracts. The coin name is Brincoin with its symbol been BRIN which has its own blockchain and not using the blockchain of other cryptocurrencies. Needs this work to be done in 3 weeks time and the charge can be bargain and reach an agreement

    €1313 (Avg Bid)
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    1 bud

    We need a C++ Senior Expert, who have rich experience in C++11, C++14 Standard, Familiar with CMake, Hunter, Boost. 1. rich experience at Blockchain, such as Ethereum, Bitcoin, Nano (Raiblocks) [log ind for at se URL] good skill at Learning New Technology.

    €19 / hr (Avg Bid)
    €19 / hr Gns Bud
    2 bud

    We need a C++ Senior Expert, who have rich experience in C++11, C++14 Standard, Familiar with CMake, Hunter, Boost. 1. rich experience at Blockchain, such as Ethereum, Bitcoin, Nano (Raiblocks) [log ind for at se URL] good skill at Learning New Technology.

    €477 (Avg Bid)
    €477 Gns Bud
    6 bud

    ...the option to have a video camera added. There is also a control panel by the door for when you enter so you can turn off the alarm. What we want to do is put this on the blockchain. We are looking for a diagram and written explanation as to this can be done. There are also records to be kept: company's bookkeeping, communications stored with customer

    €64 (Avg Bid)
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    3 bud
    Bitcoin/blockchain vendor shop 5 dage left
    VERIFICERET

    I need a vendor shop that uses PGP encryption, bitcoin block chain. I can list items for sale and people may purchase via bitcoin. Then host this on the tor where i can enter onion URL and access website. Admin features and client feature aswell.

    €212 (Avg Bid)
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    14 bud

    We are going to rebuild our website landing page. We need an experienced, creative designer that can create a unique, elegant landing page de...rebuild our website landing page. We need an experienced, creative designer that can create a unique, elegant landing page design. The designer will have previous experience in blockchain/cryptocurrency field.

    €951 (Avg Bid)
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    28 bud

    Hi Quest Global Technologies, I noticed your profile and would like to offer you my project. We can discuss any details over chat. I am looking to do a few things on the blockchain ecosystem 1. Crypto Exchange 2. ICO 3. bespoke Medical consultation platform would you be interested in partnership with us ? would you like to advise us on this area.

    €9 (Avg Bid)
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    1 bud

    I want to develop Medical Aesthetic Booking system. Platform to operate very simple, like it's with [log ind for at se URL] for hotels here hotels are Mecial Aesthetics clinics, offering full range of them. Every clinic registered should have it's own page with infos, doctors, gallery, services... Available appointments. Reserving appointments. System for search to be like [log ind fo...

    €440 (Avg Bid)
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    34 bud

    Key features For Coin Development 1 Setting up of Cryptocurrency node servers 2. Set up coin parameters 3. Generation of Blockchain 4. Coin Generation 5. Pool mining 6. Web Explorer 7. Web Wallet 8. Admin Wallet 9. Exchanger Connectivity API

    €480 (Avg Bid)
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    10 bud

    I need a developer who can develop for me a 2 crypto best platforms i need an exchange website and a trading bot website i need to someone to build a long lasting relationship with and make him my personal developer.. I need someone sure of his ability and someone who will not request an advance payment because i cant get scammed again.. ( Note No Advance)

    €1443 (Avg Bid)
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    20 bud

    I need a professional blockchain developer to setup my ERC20 wallet app for Android, iOS and web within 7days if possible. My budget is $200 but I can consider increasing it if you impress me

    €325 (Avg Bid)
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    15 bud

    Build A web game based on blockchain

    €5334 (Avg Bid)
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    28 bud
    Need Blockchain script done 5 dage left
    VERIFICERET

    I Need Custom Blockchain script to be developed. Please send your portfolios so we can review, please not Ethereum Blockchain, custom coin Blockchain script

    €3790 (Avg Bid)
    €3790 Gns Bud
    23 bud

    I want you to read this paper from chapter 5-8 to understand the concept... I need you to take the Use cases from the white paper ( chapter 6&7) and make them in to Yellow paper meaning, write how it will be done technically... All I need is just the technical write up of how these use cases can be achieved I want to write a yellow on the project.. What I need is just the write down of the te...

    €419 (Avg Bid)
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    8 bud

    Hi I need someone who can write some articles for me.

    €294 (Avg Bid)
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    36 bud
    Trophy icon Create Company Logo 5 dage left

    My company needs a new logo. We are a crypto currency (coin) and our name is Kore and we are havily based on security. Please che...don´t like our current logo ... Keep in mind that we will want the winner logo in svg format. Some terms that could be used as inspiration 1) Kore 2) crypto currency 3) Blockchain 4) Privacy 5) anonymity 6) Coin

    €88 (Avg Bid)
    €88
    203 indlæg
    Project Industry 4.0 5 dage left
    VERIFICERET

    ...di integrazione con piattaforme IoT, supervisione della produzione, interconnessione tra macchine e ERP, progetti di automazione CAD-CAM, Cybersecurity, User Experience, Blockchain, Data Robotics, AI... Ricerchiamo nell'ambito di un sistema SCADA un programmatore esperto in progetti Industry 4.0 che abbia conoscenze di programmazione di Microcontrollori

    €30 - €250
    €30 - €250
    0 bud

    Dear Readers, We’re looking for a blockchain specialist with experience in building Dapps. A freelancer that can build a simple, basic but safe cryptowallet for the Tronplatform. ([log ind for at se URL]) We want to be able to integrate this wallet with our future gameplatform. It should be able to function as a payment system for our platform

    €750 - €1500
    Fremhævet Forseglet
    €750 - €1500
    26 bud

    Services platforms ( Marketplace) for ( Clients, Services provider and 3rd parties).. ( B2C, B2B & B2G)

    €6854 (Avg Bid)
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    48 bud

    We are going to develop new blockchain and needed developer with enough experience in this part.

    €11 / hr (Avg Bid)
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    22 bud

    need whitepaper done perfectly

    €123 (Avg Bid)
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    15 bud
    ICO whitepaper writing 4 dage left
    VERIFICERET

    I need someone to write White paper for my upcoming Decentralized news Platform which consume Blockchain technology to Broadcast and censor news items through Smart Contracts.

    €19 (Avg Bid)
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    5 bud

    we need a blockchain developer to fix an issue in our network. What should be fixed: - Unstable Network  - Upgrade Coin Wallets ( this mean upgrade servers and explorer and everything connected with our coin node ) We are looking for a long-term relationship, when everything is done!

    €137 (Avg Bid)
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    7 bud

    ...currently trying to develop itself with the high trendiness of blockchain, due to that, it is required to make an academic research (thesis like) about what are the current practices used in the supply chain for the FCMG industry and what are the voids in those practices or issues that blockchain could solve. please keep in mind that the references should

    €205 (Avg Bid)
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    34 bud

    We are looking for a content writer who has understanding in blockchain and cryptocurrency, has experience to write about blockchain, ICO or cryptocurrency. The responsibility would be; - Research industry-related topics (combining online sources and studies) - Write clear marketing copy (white papers, case studies, email templates, blog posts, newsletters

    €21 / hr (Avg Bid)
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    19 bud

    Need some expert writers who are experienced in cryptocurrency industry and blockchain technology. Technical writing experience is preferred. We need in-depth and well-researched articles.

    €66 (Avg Bid)
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    21 bud

    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.

    €123 (Avg Bid)
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    5 bud
    Blockchain ICO 4 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

    €2396 (Avg Bid)
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    20 bud
    Trophy icon Design a banner 3 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
    9 indlæg
    Bitshare core Development 3 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.

    €504 (Avg Bid)
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    21 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.

    €140 (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

    €475 (Avg Bid)
    €475 Gns Bud
    25 bud

    Just quite a simple task. The problem is I need to implement it with segwit to receive coin. The wallet can't receiv...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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    23 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

    We have a custom php platform which needs responsiveness to be fixed and optimized for most of the devices as at the moment it looks not up to the industry standard

    €164 (Avg Bid)
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    48 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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    8 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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    37 bud
    blockchain project 3 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

    €20 / hr (Avg Bid)
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    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...

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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...

    €31 / hr (Avg Bid)
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    45 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

    €25 (Avg Bid)
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    28 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

    €36 (Avg Bid)
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    3 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

    €344 (Avg Bid)
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    9 bud

    Looking for Expert in EBay, Amazon, Eli Express Who knows how to find And writ wining listing.

    €20 (Avg Bid)
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    5 bud

    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.

    €21 (Avg Bid)
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    51 bud