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Hi, I’m Prachi Sinha, a Senior Android Engineer with 15+ years of hands-on experience building production-grade mobile apps in Kotlin and Java. I currently lead 18 engineers across 9 squads for DBS Digibank, owning Android architecture, Kotlin coroutines/flows, Jetpack Compose, and REST API integration for a platform with 1M+ active users across multiple markets. I’m passionate about engineering craft, modern Android development (MVVM + Clean Architecture, Jetpack Navigation, ViewModel, StateFlow/SharedFlow, Hilt), and building reliable, scalable systems. I enjoy mentoring teams, driving code quality gates (≥85% unit test coverage), and collaborating with backend and security teams to deliver robust banking experiences at scale.…Hi, I’m Prachi Sinha, a Senior Android Engineer with 15+ years of hands-on experience building production-grade mobile apps in Kotlin and Java. I currently lead 18 engineers across 9 squads for DBS Digibank, owning Android architecture, Kotlin coroutines/flows, Jetpack Compose, and REST API integration for a platform with 1M+ active users across multiple markets. I’m passionate about engineering craft, modern Android development (MVVM + Clean Architecture, Jetpack Navigation, ViewModel, StateFlow/SharedFlow, Hilt), and building reliable, scalable systems. I enjoy mentoring teams, driving code quality gates (≥85% unit test coverage), and collaborating with backend and security teams to deliver robust banking experiences at scale.

Prachi Sinha

App Developer, Front-End Developer, Full Stack Developer, +3

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Hi, I’m Prachi Sinha, a Senior Android Engineer with 15+ years of hands-on experience building production-grade mobile apps in Kotlin and Java. I currently lead 18 engineers across 9 squads for DBS Digibank, owning Android architecture, Kotlin coroutines/flows, Jetpack Compose, and REST API integration for a platform with 1M+ active users across multiple markets. I’m passionate about engineering craft, modern Android development (MVVM + Clean Architecture, Jetpack Navigation, ViewModel, StateFlow/SharedFlow, Hilt), and building reliable, scalable systems. I enjoy mentoring teams, driving code quality gates (≥85% unit test coverage), and collaborating with backend and security teams to deliver robust banking experiences at scale.…Hi, I’m Prachi Sinha, a Senior Android Engineer with 15+ years of hands-on experience building production-grade mobile apps in Kotlin and Java. I currently lead 18 engineers across 9 squads for DBS Digibank, owning Android architecture, Kotlin coroutines/flows, Jetpack Compose, and REST API integration for a platform with 1M+ active users across multiple markets. I’m passionate about engineering craft, modern Android development (MVVM + Clean Architecture, Jetpack Navigation, ViewModel, StateFlow/SharedFlow, Hilt), and building reliable, scalable systems. I enjoy mentoring teams, driving code quality gates (≥85% unit test coverage), and collaborating with backend and security teams to deliver robust banking experiences at scale.

Available to hire

Hi, I’m Prachi Sinha, a Senior Android Engineer with 15+ years of hands-on experience building production-grade mobile apps in Kotlin and Java. I currently lead 18 engineers across 9 squads for DBS Digibank, owning Android architecture, Kotlin coroutines/flows, Jetpack Compose, and REST API integration for a platform with 1M+ active users across multiple markets.

I’m passionate about engineering craft, modern Android development (MVVM + Clean Architecture, Jetpack Navigation, ViewModel, StateFlow/SharedFlow, Hilt), and building reliable, scalable systems. I enjoy mentoring teams, driving code quality gates (≥85% unit test coverage), and collaborating with backend and security teams to deliver robust banking experiences at scale.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Language

English

Fluent

Work Experience

Senior Android Engineer & Engineering Lead at DBS Bank, Singapore (Technical Consultancy)

November 1, 2020 - Present

Hands-on senior Android engineer leading architecture, Jetpack Compose adoption, performance engineering, Kotlin Coroutines/Flows implementation, API integration, and code quality across 9 squads for the DBS Digibank platform (1M+ users). Championed migration to Jetpack Compose, implemented App Startup sequencing with Baseline Profiles, improved startup times by ~30%, and enforced security hardening, testing gates, and modular architecture. Key project: DBS Card Plus (Taiwan).

Senior Android Engineer & Technical Lead at Tata Consultancy Services (TCS), Bengaluru, India

June 1, 2014 - March 1, 2020

Hands-on senior Android developer and team lead delivering production Android apps across Banking, Healthcare, Insurance, Retail, and Manufacturing. Owned architecture (MVVM + Clean Architecture), REST API integration, offline-first patterns with Room and WorkManager, CI/CD, mentoring, ADRs, and documentation. Improved performance, reliability, and test coverage across multiple engagements.

Senior Software Engineer – Android at Mindtree Ltd, Bengaluru, India

March 1, 2013 - April 1, 2014

Built enterprise Android tablet applications, led performance engineering (RecyclerView, image loading, and network latency), implemented REST API integration with offline-first design, and mentored junior developers across banking and healthcare domains.

Software Engineer – Android at Unvired Inc, Bengaluru, India

September 1, 2010 - February 1, 2013

Developed Android enterprise mobility apps (sales/purchase management) with REST API integration and offline-first design for reliable data synchronization in intermittent networks.

Senior Android Engineer & Engineering Lead at DBS Bank (Digibank Mobile Banking Platform)

November 1, 2020 - Present

Senior Android engineer and technical lead responsible for architecture, Jetpack Compose adoption, performance engineering, Kotlin Coroutines/Flows, API integration, and code quality across 9 squads (18 engineers) delivering the DBS Digibank platform for 1M+ users. Led migration to Jetpack Compose, established composable architecture standards, implemented app startup sequencing and Baseline Profiles to accelerate cold starts, improved rendering performance, and enforced security best practices across fintech workloads. Implemented offline-first data sync with Room and StateFlow, configured OkHttp interceptors for caching and resilience, and tuned background tasks with WorkManager. Migrated from RxJava to structured Kotlin Coroutines/Flows; enforced MVVM + Clean Architecture, multi-module builds, and Hilt DI. Established CI/CD pipelines with quality gates and release automation. Enforced security best practices including OWASP Mobile Top 10, certificate pinning, encrypted storage, and

Senior Android Engineer & Technical Lead at Tata Consultancy Services (TCS)

June 1, 2014 - March 1, 2020

Hands-on Android developer and technical lead delivering production Android applications across Banking, Healthcare, Insurance, Retail, and Manufacturing. Owned architecture decisions, implemented MVVM + Clean Architecture, migrated from RxJava to Kotlin Coroutines/Flows, integrated Retrofit/OkHttp REST APIs, added offline-first persistence with Room/WorkManager, and built robust test suites with JUnit/Mockito/Espresso. Led multi-module refactoring to enable parallel squad delivery and established CI/CD pipelines with quality gates.

Senior Software Engineer – Android at Mindtree Ltd

March 1, 2013 - April 1, 2014

Led development of enterprise Android tablet applications with hardware integrations, contributed to internal Android product, and applied MVVM + Clean Architecture to ensure maintainable, scalable code. Focus areas included performance optimisations for RecyclerView and image loading, REST API integration, and offline-first data synchronization.

Software Engineer – Android at Unvired Inc

September 1, 2010 - February 1, 2013

Developed Android enterprise mobility apps with REST API integration and offline-first data synchronization for reliability over intermittent networks.

Senior Android Engineer & Engineering Lead at DBS Bank

November 1, 2020 - Present

Hands-on senior Android engineer with technical ownership of the DBS Digibank platform — a Kotlin-based, high-security banking app serving 1M+ users across markets. Led Jetpack Compose adoption, performance engineering, Kotlin Coroutines & Flows migration, API integration, modular architecture, and engineering governance across 9 squads. Drove app startup optimisation, memory and battery performance, offline-first data synchronization, and security hardening. Established composable architecture standards, state hoisting patterns, reusable component libraries, and recomposition optimisation guidelines. Implemented App Startup sequencing and Baseline Profiles to reduce cold start times. Fostered robust testing, CI/CD gates, and quality metrics across the team.

Education

Master of Computer Applications (MCA) at Maulana Abul Kalam Azad University of Technology

January 1, 2007 - January 1, 2010

Bachelor of Computer Applications (BCA) at Ranchi University

January 1, 2004 - January 1, 2007

Master of Computer Applications (MCA) at Maulana Abul Kalam Azad University of Technology

January 1, 2007 - January 1, 2010

Bachelor of Computer Applications (BCA) at Ranchi University

January 1, 2004 - January 1, 2007

Master of Computer Applications (MCA) at Maulana Abul Kalam Azad University of Technology

January 1, 2007 - January 1, 2010

Bachelor of Computer Applications (BCA) at Ranchi University

January 1, 2004 - January 1, 2007

Master of Computer Applications (MCA) at Maulana Abul Kalam Azad University of Technology

January 1, 2007 - January 1, 2010

Bachelor of Computer Applications (BCA) at Ranchi University

January 1, 2004 - January 1, 2007