Cross-Platform Engineering
Kotlin Multiplatform and Compose Multiplatform at production scale — up to 70% shared business logic across Android and iOS, expect/actual patterns, SQLDelight, and single-team delivery with native performance.
Senior Android Engineer · Chandigarh, India
Cross-platform mobile systems, architected for production.
I’m Amit — a Senior Android Engineer with 4+ years building high-security FinTech and HealthTech products with Kotlin Multiplatform and Jetpack Compose: NFC Tap-to-Pay, biometric identity, and offline-first systems that hold 99.9% stability in low-bandwidth environments.
4+
Years of Android engineering
60%
Faster cross-platform delivery cycles
99.9%
App stability in low-bandwidth environments
70%
Business logic shared across Android & iOS
Core Expertise
Four disciplines, one engineering standard.
Deep specialization built across FinTech, HealthTech, and government-scale platforms.
Compose UI Systems
Jetpack Compose with Material Design 3 — reusable component libraries built on the slot pattern and state hoisting, adopted across 5+ modules and cutting new-screen development time by 30%.
Banking-Grade Security
NFC Tap-to-Pay via Thales SDK and HCE, biometric identity verification, KeyStore-backed credential management, and EncryptedSharedPreferences — security engineered end-to-end for FinTech production.
Offline-First Architecture
Ktor networking layers with Room-backed caching and offline GPS sync — sustaining 99.9% stability for field workers and delivery operations in low-connectivity environments.
Engineering Philosophy
Opinions, published.
State flows in one direction. MVI, hoisted state, and slot-based components — architecture that scales beyond simple screens.
01
Unidirectional by default
MVI as the recipe for Compose: unidirectional data flow for predictable state, and side effects handled the right way — LaunchedEffect, rememberCoroutineScope, DisposableEffect.
02
Hoist state, slice UI
State hoisting separates composable state from UI logic; the slot pattern slices Compose UI into highly reusable, maintainable component libraries.
03
Scale beyond simple screens
MVI Clean Architecture with multi-module boundaries — enterprise-grade structure that keeps complex Compose applications testable as they grow.
Career Timeline
Four years, four teams, shipped throughout.
Apr 2025 — Present
Senior Android Engineer
Altruist Technologies · Panchkula, India
- Spearheading a Compose Multiplatform migration — 60% shared business logic across Android and iOS, eliminating a parallel iOS codebase.
- Architected an MVI-driven multi-module Clean Architecture for a UAE government healthcare platform, accelerating feature integration by 25% across 4+ Gradle modules.
- Engineered Emirates ID card reading via NFC and USB Host APIs — production biometric citizen identity verification for a live government system.
- Established a GitHub Actions CI/CD pipeline with automated lint, unit-test, and build gates on every pull request.
Aug 2023 — Apr 2025
Android Developer
Brucode Technologies · Mohali, India
- Delivered two production FinTech applications: NFC Tap-to-Pay via Thales SDK, digital card issuance, and KeyStore-backed credential management.
- Re-architected onboarding in Jetpack Compose with MVI state-hoisting — +20% registration completion and improved 30-day retention.
- Integrated WebRTC peer-to-peer audio/video calling with E2E encryption, reducing customer support escalations by an estimated 30%.
- Mentored 3 junior developers and introduced code-review standards, cutting the production bug rate by 18% in one quarter.
Jan 2023 — May 2023
Software Developer
Bridge Select · Remote
- Stabilized a performance-critical legacy Android codebase — 14 critical UI regressions resolved in 3 weeks, restoring daily active usage to baseline.
Sep 2022 — Dec 2022
Android Developer
Promatics Technologies · Ludhiana, India
- Built a legal subscription app with Google Play IAP, server-side receipt validation, and subscription lifecycle management.
- Developed a reusable XML/Kotlin UI component library adopted across 5+ modules, cutting new-screen development time by 30%.
Selected Work
Systems in production.
Project identities are confidential — shown here by platform category.
HealthTech · Government UAE · Live
Government Healthcare Platform
- MVI-driven multi-module Clean Architecture with real-time GPS delivery workflows across 4+ independent Gradle modules.
- Emirates ID reading over NFC and USB Host APIs — production-grade biometric citizen identity verification.
- Offline-first Ktor networking with Room-backed caching: 99.9% stability for field workers in low-bandwidth environments.
- Paging 3 for large-dataset inventory screens — eliminated OOM crashes on mid-range devices.
KMPComposeKtorRoomNFCUSB HostPaging 3
Logistics Android + iOS
Logistics Delivery Platform
- Rebuilt with KMP and CMP — 70% shared business logic, new-feature delivery time down 40%.
- Custom cross-platform camera module for proof-of-delivery — the only publicly documented CMP camera solution at production scale.
- MVI state management with offline-first GPS sync for low-connectivity operations.
CMPGoogle MapsMVIOffline-First
FinTech · Banking Android
Banking & FinTech Platform
- NFC Tap-to-Pay contactless payment module built on the Thales SDK.
- Digital card enrolment, activation, and multi-card lifecycle management.
- Account and fund-transfer features with KeyStore-backed credential security.
NFCThales SDKKeyStorePayments
Digital Banking Android
Digital Banking Platform
- Real-time WebRTC audio/video calling with E2E encryption for secure in-app banking support.
- Virtual debit and credit card issuance.
- Paperless account creation in under 3 minutes via an optimized Compose onboarding flow.
WebRTCComposeE2E EncryptionOnboarding
Operations Android + iOS
Cross-Platform Admin Platform
- Built from scratch with KMP and CMP — service management on a shared domain and data layer.
- Reusable Ktor backend integration and a Compose UI component library, enabling rapid feature addition without platform-specific rework.
KMPCMPKtorShared Domain
LegalTech Android
Legal Subscription Platform
- Google Play in-app purchases with server-side receipt validation and full subscription lifecycle management.
- Reusable XML/Kotlin UI component library adopted across 5+ modules — 30% faster screen development.
Play IAPSubscriptionsComponent Library
Technical Stack
The toolbox, organized.
Languagesfoundation
KotlinJavaXML
Android Coreplatform
Jetpack ComposeMaterial Design 3CoroutinesFlowStateFlowSharedFlowDagger/HiltKoinRoomRetrofitKtorPaging 3Navigation ComposeDataStoreEncryptedSharedPreferencesTalkBack / Accessibility
Cross-Platformkmp · cmp
Kotlin MultiplatformCompose Multiplatformexpect/actualkotlinx.serializationSQLDelight
Architecturestructure
MVIMVVMClean ArchitectureSOLIDMulti-ModuleOffline-FirstUDFState Machine
Security & Hardwarefintech-grade
NFC (Thales SDK, HCE)USB Host APIKeyStoreWebRTC (Infobip)Camera2 APIGoogle Maps SDK
AI / MLon-device
TensorFlow LiteGemini Nano (on-device inference)
Testingquality
JUnit 4/5EspressoMockitoCompose UI TestingTurbineTDD
DevOpsdelivery
GitHub ActionsCI/CD PipelinesFastlaneProGuard/R8Firebase CrashlyticsGitAgile/Scrum
Writing & Open Source
Published, in public.
Active open-source contributor and technical writer on Compose architecture and KMP migration.
01 02 03 04 05 06
Clean Architecture for Jetpack Compose: Scaling Beyond Simple Screens
Implementing MVI Clean Architecture for complex Jetpack Compose applications with enterprise-grade scalability.
Slot Pattern: The Slicing Compose UI
Advanced Compose UI patterns using the Slot API for highly reusable, maintainable component libraries.
MVI is the Perfect Recipe for Compose
Model-View-Intent as the optimal unidirectional data flow pattern for state and side effects in Compose.
Jetpack Compose Side Effects The Right Way
Correctly using LaunchedEffect, rememberCoroutineScope, and DisposableEffect for asynchronous, lifecycle-aware state.
The Green Flag of Compose State Hoisting
Best practices for separating composable state from UI logic to improve testability and reusability.
Migrating Android to Compose Multiplatform
A strategic guide on migrating existing Android codebases to KMP and CMP for cross-platform delivery.
Education & Certifications
Foundations.
Degree
B.Tech — Computer Science & Engineering
Certifications
Jetpack Compose for Android Developers
Android App Development
Let’s build something that holds at 99.9%.
Open to senior Android and Kotlin Multiplatform roles with international product teams.