Profile image of DHappiness
@DHappiness
Flag of Ukraine Khakriv, Ukraine
Member since March 24, 2019
0 Recommendations

DHappiness

Online Offline
Hello My goal is to give good results to clients. And my greatest happiness is to get the credit from them. I will do my best for the good results and credit. Skills: - Web Frontend: React.js, Bootstrap 4, Html5, CSS, Material UI - Web Backend: Node.js, PHP, Laravel, Wordpress, Yii, [login to view URL], - Mobile: iOS, Android, React Native, Swift, Kotlin, Objective C, Java - Desktop: Windows, Linux, C#, Qt, C/C++, Qt, Python - Database: MySQL, SQLite, MSSQL Server, MongoDB, Firestore, RealtimeDB, Google Cloud Storage - Firebase, MapKit, Photo Library Specialized Skill: - Bug Fixing - Memory management and Multi-threading Thank you.
$30 USD/hr
21 reviews
5.5
  • 95%Jobs Completed
  • 96%On Budget
  • 88%On Time
  • 23%Repeat Hire Rate

Portfolio Items

Recent Reviews

  • image of Silvana C. Project for Denys Y. $230.00 AUD

    “great job again Denys! Very happy customer”

  • image of Douglas C. Opencart Product Rental Plugin $400.00 USD

    “Denys did a great job on out opencart plugin. We will be working with him again in future opencart needs”

  • image of Federico C. Project for Denys Y. €130.00 EUR

    “Great Coder, would hire forever”

  • image of Silvana C. Squarespace website $150.00 AUD

    “Thanks Denys for a quick and great job - perfectly meeting the brief. Would definitely recommend Denys for any Squarespace jobs...in fact, I now have more ideas about how to customise my website which I will get Denys to complete.”

  • image of Liam B. Java short answear questions online, $401.00 AUD

    “Very high standard of work. Completed the task professionally and within the time limit.”

  • image of Paul B. Import data to relational MySQL Database from Excel $100.00 USD

    “Although Denys's understanding of the project wasn't quite perfect at first, he did make adjustments and delivered exactly as expected. Easy to work with, would hire him again! Thank you”

Certifications

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