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Anton Kogan

@antonkogan115

Senior / Lead Mobile Engineer | Android SDK | Kotlin Multiplatform (KMP) • Jetpack Compose | AI-Assisted Dev | Remote B2B Contractor

Germany

Message

I have 12 years of experience in mobile development, speak fluent English, and have built several reliable apps across the social media, logistics, television, aviation, and healthcare sectors.

You can find examples of my projects on my website:

https://antonkogan.de

I would be happy to discuss potential collaboration opportunities if my experience could be valuable to your team.

Experience

Work history, roles, and key accomplishments

Lead Android Developer

Korpu

Oct 2025 - Jun 2026 (8 months)

Led Android delivery for social, dating, and sports networking products, including feeds, messaging, matchmaking, and real-time journeys. Rebuilt an application in three months, covering 120 navigation flows and achieving 99.95% crash-free users.

Kotlin Jetpack Compose Clean Architecture MVVM MVI Modularization Performance Optimization Code Review Mentorship Technical Leadership

Senior/Lead Android Developer

Abona Deutschland GmbH

Jul 2020 - Jun 2025 (4 years 11 months)

Led development and evolution of DriverApp used by 6,000+ drivers with 3,000 daily users and 99.95% crash-free rate. Delivered order tracking, document workflows, real-time location, FCM tasks, and multi-provider navigation.

Kotlin Android SDK Jetpack Compose Coroutines Flow FCM REST GraphQL Hilt ROOM Clean Architecture CI CD Azure DevOps Code Review Mentorship

Middle Android Developer

KIVI TV

Oct 2017 - Jun 2020 (2 years 8 months)

Developed Android/AOSP software for smart TV products used by 2M+ customers across 20+ countries. Designed custom launcher, recommendations, activity tracking, and OTA/APK update systems with rollback safety.

Android AOSP Kotlin Java TV Input Framework AIDL OTA Updates Custom Launcher Activity Tracking

Android Developer

Upwork

Nov 2016 - Oct 2017 (11 months)

Delivered Android apps for customers and shop assistants, from requirements and estimates through implementation and release. Implemented nearby promotions and events with Google Maps, FCM notifications, and Realm-based offline storage.

Android Java Google Maps FCM Realm Offline Data Storage Requirements Analysis Release Management

Android Developer

Ozon Tech

Nov 2015 - Nov 2016 (1 year)

Built flight fare comparison, booking, and real-time flight update features for Ozon Travel. Created interactive seat selection from XML layouts and custom animated UI with Canvas API.

Android Java XML Canvas APIs UI Flight Booking Real Time Updates

Android Developer Intern

OneTrak LLC

Apr 2015 - Nov 2015 (7 months)

Built BLE-connected wearable health features for calorie, sleep, and food tracking. Used SQLite, Google Protocol Buffers, wearable data, and the FatSecret API.

Android BLE Wearable SQLite Protocol Buffers FatSecret API