Tibor Kaputa, Software Developer in Jasov, Košice Region, Slovakia
Tibor Kaputa

Software Developer in Jasov, Košice Region, Slovakia

Member since September 22, 2015
Tibor is a skilled developer with more than eight years of experience in Java, Kotlin, JavaScript, C++, and others. He has a strong background in creating Android applications that look great, feel smooth, and are stable. He has experience in computer administration specifically MySQL and Unix/Linux servers. He always tries to use opensource code whenever possible. He's detail-oriented and enjoys undertaking new programming challenges.
Tibor is now available for hire




Jasov, Košice Region, Slovakia



Preferred Environment

Git, Linux, Android Studio

The most amazing...

...project I've worked on is a group of simple, open source Android apps written in Kotlin.


  • Android Developer

    2016 - 2017
    • Implemented a WebRTC-based video and audio communication system for an app that is featured on Google Play and listed as one of the top four video-calling apps.
    • Ensured that the app works fine across many different devices.
    • Created a publicly available SDK for easy video call embedding by third parties.
    Technologies: WebRTC, RxAndroid, Kotlin, Java
  • Android Developer

    2015 - 2016
    • Helped create reliable applications for medical purposes.
    • Developed a newspaper application used by people all over the world.
    • Optimized Android apps for both tablets and phones.
    • Implemented REST communication with servers.
    • Worked on multiple mobile analytics services.
    • Built an app that has been featured in Google Play.
    Technologies: REST, Git, Java, Android
  • CTO, Co-Founder

    2014 - 2015
    • Created an Android app for both phones and tablets.
    • Developed a PHP back-end with a MySQL database.
    • Implemented location-aware content.
    • Set up and maintained a Debian server with timed jobs and several services including backups.
    Technologies: MySQL, Linux, PHP, Java, Android
  • Software Developer

    2013 - 2014
    • Created an Android application for tourists.
    • Helped with creating the back-end and the database.
    • Set up a Debian server with regular backups.
    Technologies: OpenStreetMap, Nginx, Java, Android
  • System Administrator

    2013 - 2013
    • Administered the servers for international customers.
    • Created scripts for backups and scheduled jobs.
    Technologies: Bash, Linux, Unix
  • Android Developer

    2013 - 2013
    • Implemented location-aware Google maps.
    • Implemented an internal database for storing and reusing downloaded items.
    • Added filters for displaying different marker groups on a map.
    Technologies: SQLite, Google Maps, REST, Java, Android


  • Simple Mobile Tools

    A group of simple, open source Android apps with customizable widgets, all without annoying ads and unnecessary permissions.

  • Personal Website

    Just my personal information along with a couple of projects and links.

  • Obecjasov.sk

    This is an unofficial website for my village. It provides a clean and simple way of sending important information to the villagers. Tourists can find several suggested places worth visiting, accommodation, and photos of the area.

  • Tips and Tools for Optimizing Android Apps (Publication)
    The plethora of tutorials on building Android apps may have you thinking that making a mobile app is simple. In reality, however, performance issues can be very complicated, and because performance plays a key role in making sure that your app stays on your users' list of favorite apps for a long time, every little detail must be given full attention. In this article, Toptal Freelance Software Engineer Tibor Kaputa shares some tips on how you can optimize some common performance issues and identify some of the bottlenecks in your Android app.


  • Languages

    Java, PHP, JavaScript, Bash, Kotlin, Python, C++
  • Frameworks

    Android SDK, JUnit, Robolectric, Nette, Yii
  • Platforms

    Android, Linux, Unix
  • Libraries/APIs

    GSON, Retrofit, Picasso, Google Maps, OpenStreetMap API, WebRTC, Proguard, Joda-Time, RxJava, jQuery
  • Tools

    Crittercism, Eclipse IDE, Android Studio, GitHub, Git, Nginx, RxAndroid, Gradle, Shell, Jira
  • Storage

    SQLite, MySQL, MySQL/MariaDB
  • Other

    Urban Airship, OpenStreetMap, Websites, History, Espresso, Google Play Store, OkHttp, GitFlow, Android Wearables
  • Paradigms

    REST, Agile Software Development


  • Magister's (Master's) Degree in History
    2007 - 2012
    University of Presov - Presov, Slovakia

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