Harsh Patel Android Engineer
Profile Summary

Android Engineer with 6+ years of experience designing and developing scalable mobile applications using Kotlin and Java. Strong expertise in modern Android development including Jetpack Compose, Android SDK, MVVM architecture, and clean modular architecture.

Experienced in building production-grade Android applications with asynchronous programming using Kotlin Coroutines and Flow, robust REST API integrations, and reliable data handling using Room and modern Jetpack components.

Proven experience contributing to architectural decisions, implementing maintainable and testable codebases, conducting code reviews, and collaborating with cross-functional teams in Agile environments. Skilled in debugging production issues, optimizing application performance, and ensuring high-quality releases through unit testing using JUnit and MockK.

Technical Skills
Programming Languages

Kotlin, Java

Platforms

Android Mobile, Android Automotive OS

Data Persistence

Room, SQLite, Firebase Realtime Database, MySQL

Version Control & CI

Git (GitHub, GitLab, Bitbucket), Azure Repos

Third-Party SDKs & Integrations

Razorpay Payments, Agora SDK, POS & Printer SDKs, HMI SDK

Android Development

Android SDK, Jetpack Compose, Android Jetpack (ViewModel, LiveData, Navigation, Room), Android Lifecycle, Material Design

Asynchronous Programming

Kotlin Coroutines, Kotlin Flow, RxJava

Testing

JUnit 4, JUnit 5, Mockk

Tools & IDEs

Android Studio, Firebase Console, Google Play Console

Architecture & Design

MVVM Architecture, Clean Architecture principles, Modular Android applications

Networking & API Integration

Retrofit, Ktor Client, RESTful APIs, OkHttp, API error handling & interceptors

Dependency Injection

Hilt, Koin

Collaboration & Workflow

Agile /​ Scrum, Jira, Trello, Azure Boards

Education

Bachelor of Engineering (Information Technology)

Sardar Patel College of Engineering

2015 – 2019Anand, India
Work Experience

Valtech Pvt. Ltd

Software Developer
  • •Developing Android platform applications for Android Automotive OS using Kotlin and modern Android architecture patterns.
    • Oct 2024 – presentAhmedabad, India
  • •Designing scalable application modules using MVVM and Clean Architecture to support multiple automotive OEM product variants from a shared codebase.
  • •Building in-car productivity applications including email and calendar modules with reactive data handling using Kotlin Coroutines and Flow.
  • •Implementing Bluetooth-based smartphone synchronization and cloud connectivity to enable real-time data updates and seamless in-vehicle user experiences.
  • •Developing automotive-compliant UI components using HARMAN HMI SDK while ensuring adherence to Android Automotive driver distraction and safety guidelines.
  • •Collaborating with backend, platform, and QA teams to deliver stable releases and meet platform certification requirements.
  • •Contributing to architecture discussions, code reviews, and technical planning to maintain high code quality in safety-critical automotive environments.

    • OpenXcell Technolabs Pvt Ltd

    Software Developer
  • •Delivered production Android applications across healthcare, retail, and consumer domains using Kotlin and Java.
    • Feb 2022 – Mar 2024Ahmedabad, India
  • •Architected modular Android components following MVVM and clean architecture principles to support scalable and maintainable codebases.
  • •Integrated RESTful backend services using Retrofit and OkHttp, enabling reliable authentication flows, data synchronization, and error handling.
  • •Leveraged Kotlin Coroutines and Flow for asynchronous data processing while applying dependency injection (Hilt, Koin) to improve code modularity and testability.

    • SpaceStem Pvt Ltd

    Junior Android Developer
  • •Contributed to Android application development using Kotlin and Java, building user interface components and integrating application features.
    • Apr 2021 – Jan 2022Ahmedabad, India
  • •Integrated RESTful APIs and third-party SDKs while supporting debugging, issue resolution, and application performance improvements.
  • •Participated in Agile development workflows including sprint planning, code reviews, and collaborative feature delivery.

    • Self Employed

    Freelance Android Developer
  • •Delivered Android applications for clients across multiple domains, handling end-to-end development including requirement analysis, API integration, and feature implementation.
    • Jun 2020 – Mar 2021Remote, India
  • •Managed application release cycles including testing, optimization, and deployment to the Google Play Store while collaborating directly with clients to refine product requirements.

    • Adri It Solutions

    Junior Android Developer
  • •Built Android application features using Java, focusing on user interface implementation and backend API integration.
    • May 2019 – May 2020Vadodara, India
  • •Collaborated with senior developers to troubleshoot issues, improve code quality, and follow Android development best practices.

    • SilverWings Pvt Ltd

    Android Intern
  • •Assisted in Android application development while gaining hands-on experience with Android SDK fundamentals, application lifecycle management, and debugging practices.
    • Apr 2018 – Apr 2019Ahmedabad, India
    Projects

    InCarOffice – Automotive Email & Calendar Platform

    Android Automotive - Valtech Pvt. Ltd.
  • •Engineered an in-vehicle productivity platform combining email and calendar capabilities for Android Automotive OS.
  • •Designed a modular architecture with shared core modules, enabling reusable feature implementations across multiple automotive brands and vehicle variants through configuration-based behavior.
  • •Eliminated duplicate feature development by introducing brand-aware conditional logic within common modules, allowing the same codebase to support multiple OEM product variants efficiently.
  • •Enabled multi-account management and intelligent link handling while maintaining compliance with automotive UX safety constraints.

    • Digital Open Source Disclaimer (DOSD)

    Automotive Compliance System - Valtech Pvt. Ltd.
  • •Delivered a system-level Android Automotive application integrated within vehicle settings to display open-source legal disclaimers.
  • •Established reliable offline availability through ESM-based storage and local caching strategies.
  • •Constructed automotive-compliant user interfaces using the HARMAN HMI SDK while maintaining strict driver-distraction guidelines.

    • Automotive Calendar & Meeting Integration App

    Android Automotive - Valtech Pvt. Ltd.
  • •Delivered a vehicle-integrated calendar system enabling smartphone synchronization via Bluetooth connectivity.
  • •Coordinated real-time calendar updates and meeting data handling using asynchronous state management.
  • •Ensured compliance with Android Automotive driver-distraction standards while integrating third-party meeting applications.

    • Greentill – Digital Receipt & Loyalty Platform

    Android (Retail) + Flutter (Consumer) - Openxcell technolabs Pvt. Ltd.
  • •Built a retail-facing Android POS application for digital receipts, loyalty tracking, and transactional workflows.
  • •Enabled reliable backend communication through structured networking layers using Retrofit, OkHttp, and coroutine-based processing.
  • •Delivered a modular architecture supporting hardware-constrained POS tablets deployed across 30+ retail locations in Ireland.

    • Husk

    Healthcare Provider Platform - Openxcell technolabs Pvt. Ltd.
  • •Contributed to a suite of healthcare Android applications supporting nutrition, mental health, and wellness services.
  • •Structured shared Android modules using MVVM and clean architecture to enable reuse across multiple applications.
  • •Coordinated backend integrations and asynchronous data flows to ensure reliable authentication and patient data synchronization.