9+ years · Kotlin · Compose

Android developer — production Kotlin & Jetpack Compose

Ahsan Islam is an Android developer who ships production applications — not prototypes. Nine years in Kotlin and Java, five years leading Jetpack Compose adoption on multi-million-user white-label platforms. 800K+ cumulative Google Play installs across food & drink, fintech, insurance, health and IoT categories.

• 800K+ installs
• 12+ live apps
• 40+ modules
• 9+ years

Android developer skills

• Kotlin 2.0 — coroutines, Flow, StateFlow, sealed classes, inline value classes.
• Jetpack Compose — Material 3, navigation, adaptive layouts, XML migration at scale.
• Architecture — Clean Architecture, MVVM, MVI, SOLID, multi-module Gradle (50+ modules).
• Data — Room, SQLDelight, Apollo GraphQL, Retrofit, OkHttp, Ktor client.
• DI — Koin, Hilt, Dagger.
• Quality — JUnit, MockK, Detekt, Spotless, LeakCanary, R8, CI/CD (GitHub Actions, Bitrise).
• Play Store — policy compliance, staged rollouts, Crashlytics, ANR reduction.

Domains as an Android developer

• White-label F&B — 12+ coffee brands, ordering, loyalty.
• Mobile payments — regional gateways, Google Pay, Play Billing.
• BLE & hardware — companions, OTA firmware.
• Health & wearables — Health Connect, Samsung Health, Garmin (case study).
• Computer vision — Amazon Rekognition, OCR, CameraX (AWS AI/ML competition, 2nd nationally).
• Kotlin Multiplatform — shared code for Android, iOS, web.

Notable Android apps shipped

• COFE / Barns — white-label platform, 100K–500K+ installs (case study).
• Jubilee Active — insurance fitness, 100K+ installs.
• Income Tax Calculator — KMP + Compose Multiplatform on Android, iOS and Wasm web.
• Classmate Playdate — 50-module app, Play Billing subscriptions, Socket.IO chat.
• Full list on the portfolio apps section.

Hire this Android developer

Available immediately. Remote from Lahore (UTC+5) with overlap for EU and GCC business hours.