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sumit kotal

@sumitkotal

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Lead Android Engineer – Jetpack Compose | Kotlin Multiplatform | Clean Architecture

India

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What I'm looking for

With 10+ years in Android development, I excel as a Tech Lead, proficient in Kotlin, and more. I've led successful teams, championed innovation, and ensure high-performing mobile apps. My track record and passion drive excellence in tech and leadership. Ready for new challenges and opportunities. Let's connect for success!

Senior Android & Multiplatform Engineer with 10+ years of experience building scalable, high-performance mobile solutions across fintech, healthcare, and commerce domains. Proven leadership in hybrid, remote, and in-office setups. Specialized in architecting shared codebases using Kotlin Multiplatform (KMP) and Jetpack Compose Multiplatform to accelerate delivery across platforms. Experienced in secure architecture (Vault, Keystore), analytics integration (Firebase, CleverTap, Appsflyer), and reactive UI frameworks. Skilled in performance tuning, concurrency (Mutex, Coroutines), and mentoring teams on modern Kotlin-based stacks. Passionate about clean code, cross-team enablement, and driving product impact.

Core Skills

● Languages & UI - Kotlin, Jetpack Compose, Compose Multiplatform, KMP , Java, Swift

● Architecture & Patterns - MVVM, MVI, Clean Architecture, Modular Multiplatform Design

● Networking & Backend - Ktor, Retrofit, Vert.x, OAuth 2.0, SQLDelight, Room, SQLite

● Analytics & Campaigns - Firebase (Auth, Analytics, Remote Config, FCM), CleverTap, Appsflyer

● Security & Persistence - Vault, Keystore, EncryptedSharedPreferences

● Concurrency & State - Kotlin Coroutines, Mutex, Flow, Session Handling, Real-time Sync

● Tooling & DevOps - CI/CD (GitHub Actions, GitLab CI, Jenkins), Docker, Kubernetes (K8s)

● Version Control & Process - Git, GitHub, GitLab, Bitbucket, Agile/Scrum, Cross-Pod Collaboration

Experience

Work history, roles, and key accomplishments

Current

Lead Engineer - Multiplatform

Current

KPN Farm Fresh / IBO / Savo

Aug 2025 - Present (7 months)

Leading Compose Multiplatform development using Kotlin Multiplatform to unify Android and iOS codebases, architect shared modules that reduced duplication and improved team delivery, and integrated analytics to enable data-driven decisions.

Kotlin Multiplatform Compose Multiplatform Mobile Architecture Firebase Appsflyer CleverTap SDK Integration Mentoring

SDE III – Android

Intellihealth Solutions Pvt. Ltd.

Jun 2024 - May 2025 (11 months)

Led Compose Multiplatform (KMP) development and architected shared Compose-first UI layers to maximize code reuse and maintainability, improving cross-platform delivery across Android and iOS.

Kotlin Multiplatform Jetpack Compose SQLDelight Android Keystore Firebase Analytics Remote Config Crashlytics Appsflyer Cross platform Architecture

Tech Lead - Android

Carnot Technologies Pvt. Ltd.

May 2022 - May 2024 (2 years)

Led migration of core Android components to Jetpack Compose and modularized the codebase; designed an offline-first architecture with real-time IoT sync to ensure field operability in low-network environments.

Kotlin Jetpack Compose Coroutines Mutex IoT Sync Modularization Google Maps API Offline First Architecture

SDE II – Manager

Airtel Payments Bank

Sep 2021 - May 2022 (8 months)

Led development of secure Android modules with biometric authentication and revamped legacy flows using dependency injection and Clean Architecture, improving maintainability and security; integrated Firebase Analytics and CleverTap to monitor user behavior and KYC funnel performance.