Käyttäjän alexdanilovua profiilikuva
Maan China lippu Dandong, China
Jäsen alkaen 27. tammikuuta 2018
2 Suositukset


Online-tilassa Offline-tilassa
- User-friendly responsive, rich web front-end development I have been using AngularJS, React.JS for high-end, scalable web applications. I occasionally use Vue.js. > Twitter Bootstrap, Foundation, MaterializeCSS, HighCharts, D3.js, and you name it. - PHP-based back-end development I am skilled at full-fledged PHP frameworks, especially at Laravel full stack, Zend, Symfony, CakePHP and CodeIgniter. - Node.js-based back-end MEAN stack development - Hybrid mobile app development Taking advantage of my exceptional front-end programming skills with ionic, React native - Blockchain, bitcoin, ethereum, cryptocurrency , cryptocurrency exchange, ripple, Hyper ledger, ERC20 I can easily develop Proof of work and Proof of stake coins. I have deployed Many tokens in ethereum blockchain. I know to work with these ethereum standards, Erc 20, Erc 232, Erc 720, Erc 721. - Java,Spring,Spring Boot, Hibernate, SQL, NoSQLcroServices
$40 USD/hr
45 arvostelua
  • 98%Suoritetut työtehtävät
  • 98%Budjetin mukaisesti
  • 100%Ajallaan
  • 9%Uudelleenpalkkaamisaste


Viimeaikaiset arvostelut

  • käyttäjän ilmagento kuva ERC20 TOKEN DEVELOPMENT $400.00 USD

    “very professional. Everything was done to the best. Very patient. Very thorough and orderly. After work she wrote a user manual. She also gave support after doing a job.”

  • käyttäjän Matic7 kuva Continue unfinished website $100.00 USD

    “Great to work with, will definitely hire chen again”

  • käyttäjän tamraman kuva project for alexdanilovua $60.00 USD

    “Super fast and patience”

  • käyttäjän stargaze kuva database querry $85.00 USD

    “very methodical and systematic coder excellent troubleshooter and solved the issue in a very short time where other coders had spent so much time and couldnt solve it”

  • käyttäjän MIXMELT kuva Correct borders and font presentation. $30.00 USD

    “Chen is knowledgeable and his work is good. But perhaps more important is his motivation to get the job done quickly and efficiently. There will be more work for this freelancer.”

  • käyttäjän OdisMedia kuva Clean Up 'Saved From Source' HTML/CSS $12.00 USD

    “well done”


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