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    8,828 blockchain explorer abe lavori trovati, prezzi in EUR
    Blockchain offline Terminato left

    Mi servirebbe per iniziare un progetto più ampio un'app, o comunque un metodo che mi dia la possibilit...progetto più ampio un'app, o comunque un metodo che mi dia la possibilità di acquisire dati, ed avere la sicurezza al 100% che siano non modificabili, in modo da salvarli in una blockchain pubblica appena viene stabilita una connessione internet.

    €1181 (Avg Bid)
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    16 offerte
    Smart contract Terminato left

    Formalizzazione di smart contract su blockchain solidity python c++

    €4382 (Avg Bid)
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    21 offerte

    Salve sono alla ricerca,per un progetto a lungo termine,di programmatori che siano in grado di creare da zero una altcoin su blockchain personale, con pos ,no mining,simile a waves,con wallet ed altre specifiche che elenchero' agli interessati dopo contatto.

    €17 / hr (Avg Bid)
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    4 offerte

    Sviluppatore di tecnologia blockchain

    €2889 (Avg Bid)
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    6 offerte

    ITA versione Obiettivo Realizzare il sito web che racconta una nuova moneta sviluppata sulla blockchain, struttura onepage. Descrizione la struttura è abbastanza semplice, calssica onepage con in più una pagina Faq. Essendo tutto in un unica sezione, il plus è nell'animazione di elementi, in particolare l'effetto parallasse su tutta (o parzialmente)

    €1269 (Avg Bid)
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    20 offerte
    Mobile development Terminato left

    Sito Web Reattivo (Mobile e Desktop) Ho bisogno che venga progettata e realizzata Buongiorno, Vorrei realizzare un blockchain Explorer da inserire in un sito esistene per una criptomoneta.

    €183 (Avg Bid)
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    15 offerte
    Blockchain Terminato left

    Esperto in Blockchain, modifica e creazione parte di script

    €25 (Avg Bid)
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    1 offerte
    Blockchain Terminato left

    Esperto in Blockchain, modifica e creazione parte di script

    €152 (Avg Bid)
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    10 offerte

    Sto cercando una ghost writer di madre lingua italiana per scrivere alcuni articoli nel settore startup eo fintech, cryptocurrencies, bitcoin e blockchain.

    €24 (Avg Bid)
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    6 offerte

    Cercasi programmatori con competenze in Node.js, AngularJS, Mobil...autorizzazione utenti basato su mobile. Siamo TIP una start up in ambito FinTech ed abbiamo sviluppato una piattaforma che permette l'asset sharing alla cui base c'è la tecnologia blockchain. Per maggiori informazioni sulla start up di seguito è il sito internet: [accedi per visualizzare l'URL...

    €7753 (Avg Bid)
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    7 offerte
    Bitcoin bot software Terminato left

    ...attivazione tra i fondi del trading. Essendo un progetto-studio è destinato a poche persone a cui si vuole concedere la libertà di depositare e prelevare quote in bitcoin. Blockchain verrà usato come sostituto del demone bitcoin e i mercati selezionati per il test sono btc-e. hitbtc e coinfloor. Il software (lato bot) verrà mantenuto in un vps e si

    €131 - €131
    €131 - €131
    0 offerte

    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.

    €153 (Avg Bid)
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    19 offerte

    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 offerte

    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 offerte

    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

    €31 / hr (Avg Bid)
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    blockchain project 6 giorni left
    VERIFICATO

    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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    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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    18 offerte

    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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    ...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

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    24 offerte
    Hyperledger Blockchain Consultant 1 6 giorni left
    VERIFICATO

    I have managed to get Hyperledger Fabric running on my machine by following the tutorial on [accedi per visualizzare l'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 offerte

    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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    ...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

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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.

    €21 (Avg Bid)
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    51 offerte

    ...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

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    ...(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) •

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    31 offerte

    ...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

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    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 [accedi per visualizzare l'URL] and [accedi per visualizzare l'URL] Contact me with your portfolio if competent and intereste...

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    Hi Data Explorer, I noticed your profile and would like to offer you my project. We can discuss any details over chat.

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    1 offerte

    ...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

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    Garantito
    €18
    1 proposte
    €7 Offerta Media
    1 offerte

    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.

    €132 (Avg Bid)
    Urgente Garantito Sigillato Concorso Top
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    432 proposte
    Solidity Developer 4 giorni left

    ...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 * Writing specs for major work items Required knowledge and Skills * Solidity programming & testing * Web3 API * Javascript & nodejs Qualifications *

    €18 / hr (Avg Bid)
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    37 offerte
    Build an ICO website 4 giorni left
    VERIFICATO

    Install an ICO script at [accedi per visualizzare l'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 offerte

    ...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

    €9989 (Avg Bid)
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    61 offerte
    Hyperledger Blockchain Consultant 4 giorni left
    VERIFICATO

    I have managed to get Hyperledger Fabric running on my machine by following the tutorial on [accedi per visualizzare l'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 offerte

    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. [accedi per visualizzare l'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

    €2298 (Avg Bid)
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    25 offerte

    I need an experienced blockchain developer to develop a Decentralised Exchange like [accedi per visualizzare l'URL] Presently the exchange allows ETH to ERC20 Tokens. I want One particular Token to ERC20 Tokens. Please bid.

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    ...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

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    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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    59 offerte

    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

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    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.

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    Sigillato 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 : [accedi per visualizzare l'URL]

    €4810 (Avg Bid)
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    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 .

    €2534 (Avg Bid)
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    7 offerte

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

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    11 offerte

    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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    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 [accedi per visualizzare l'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...

    €290 (Avg Bid)
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    12 offerte