Germany

Android Engineering

Technical Product Management

iOS Engineering

Architectural Engineering

Master of Business Administration - MBA

Bachelor of Engineering - BE

Diploma

Russell Ghana

Senior Android Engineer

Stackoverflow

Communication

Collaboration

Problem-solving

Team player

Project management

Figma

GitHub

Java

Jira

Miro

GitLab

Glide

REST API

- Refactor existing project with a focus on clean code and MVVM architecture.
- Heavily using Jetpack Compose as UI engine, convert custom designs into compose UI elements.
- Develop and maintain separated Kotlin library relied on BLE technology.
- Setup/Maintain the CI/CD pipeline and quality gates.
- Increase code stability with introducing Unit Tests for new features.
- Constantly refining the codebase and code reviewing to increase the code quality.
- Using third party platforms for increase user engagement and tracking such as MixPanel, Facebook SDK, OneSignal.
- Conducting technical interviews for hiring new people.
- Coaching and mentoring new intern as mobile software engineer.

- Rewrite the application with MVVM architecture and Kotlin language
 - Enhance app flow in order to increase user retention and provide better quality
 - Working with Hilt for DI
 - Using OpenVPN library for creating VPN service
 - Implement Google LVL library for user verification
 - Creating different modules in the application structure achieving reliability and scalability
 - Implement advertising and analytics solutions such as AdMob
-  Increased the application's rating on google play from 3.5 to 4.3 by providing high-quality app

Android Team :
    - Launched Rubika's Android app that maintains a 4.2-star rating in the Google Play Store with +20M downloads and +5M daily active user
    - Wrote maintainable and reusable Java and C++ code with a focus on speed
    - Work with a lead mobile developer to establish common development tools and frameworks/libraries that the group will use
    - Rewrote the application's messaging core 
    - R&D on new technologies for implementing new features ex. WebRTC, SMTP, OpenGL
    - Wrote custom views and components
    - Compile and code in C++ libraries like FFMPEG in Linux for adding media filtering features to the app
    - Wrote GLSL + OpenGL codes for adding Story feature the app
    - Implemented design patterns on base code to have cleaner code
    - Wrote custom animations using custom interpolators and ObjectAnimators and RLottie animations

iOS Team :
    - Created custom RTL views
    - Rewrote application's MusicPlayer and work with AVFoundation

- Create messaging experience using MessageKit library
- Implement an in-app calling feature powered by Linphone library
- Working with GraphQL APIs to communicate with the back-end server using Apollo client
- Integrate third-party libraries like Alamofire, Realm, Lightbox, SDWebImage for implementing messaging features 
- Used AVKit, AVFoundation for recording and playing audio and music files

- Developed an existing application for Porsane which was an application for contacting experts in different topics
- Used Dagger2 for DI
- Worked with MVVM architecture
- Implemented cross-platform VoIP service using Linphone library
- Got familiar with GraphQL and communicate with the back-end server on GraphQL APIs using Apollo
- Created multiply custom UI components written in both Kotlin and Java languages
- Implement custom download and upload services with queueing, resuming and etc...

- Optimized applications for new iOS and Android operating systems
- Implemented local databases using Realm library
- Rewrote applications business logic with more scalability using Kotlin for android applications and Swift for iOS applications
- Bug fixes on the available applications in Apple Store and Google Play and increase crash-free sessions
- Implemented custom charts using MPAndroidChart library for android and Charts lib for iOS
- Increased existing applications efficiency with solving memory leaks

- Strengthened developmental methodologies by introducing a code quality document.
- Using the map kit framework to display a map with resulting locations in an attractive view.
- Creating a better user experience by using single architecture for the android app
- Worked closely with back-end engineer to design and tweak RESTful API used by the frontend.
- Wrote custom views in Java
- Worked closely with clients to establish problem specifications and system designs.
- Performed regression and system-level testing to verify software quality and function before it was released. Identified and suggested new technologies and tools for enhancing product value and increasing team productivity.

- worked with eclipse IDE and started to work with Android Studio
- implement a simple application for the Login procedure 
- worked with AsyncTasks and Retrofit
- JSON parsing complex API responses and load them into the UI
- used SQLite for creating offline databases

Russell Ghana🇩🇪

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