Stephan Drescher

Android

• Android SDK, Android Studio, Gradle
• Complex Custom Views
• UI optimizations
• Performance optimizations (CPU, Memory, Network)
• rxJava2, Dagger2, , Glide, okHttp3, Retrofit2, Moshi, AutoValue, ExoPlayer, DRM-Protection, Mockito, JUnit, SQLite, Realm, Timber,Butterknife, Geocoder, Chromecast, Picasso, NexPlayer, HockeySDK, Google Maps, Play Services, Espresso, Android Things, Calabash, Robolectric, GSON, Jackson, Eventbus … to mention the most important ones

Languages

• Java
• Kotlin
• a bit of Javascript, Ruby, Python, C/C++

Methods

• Agile, Scrum
• Reactive Programming
• Clean Architecture
• Clean Code
• Design Patterns
• Test Driven Development
• Continuous Integration
• Continuous Delivery

Tools

• Shell (zsh, iTerm)
• Linux (MacOS, Debian, Raspbian)
• Git, Git Flow
• IntelliJ IDEA
• Jira, Confluence, Bitbucket
• Jenkins

Imaging

• Image and Video Encoding
• Video Streaming, DRM
• Image Sensors
• Optics
• OpenCV
• Open GL (ES)

Web

• HTML, CSS
• REST
• XML, JSON
• Javascript, jQuery, MySQL, PHP

Hardware

• Raspberry Pi
• Electronics
• Android Things

Creative

• Adobe Creative Suite (Photoshop, Illustrator, After Effects)
• Cinema 4D

Languages

• German
• English
• Spanish
• French