Android Developer Mobile Applications

NAGA PULLAIAH CHAKALI

Android Developer

Tampa, FL *********@*****.*** +1-656-***-****

www.linkedin.com/in/naga-pullaiah-1955931b2

PROFESSIONAL SUMMARY

Experienced and results-oriented Android Developer with 5 years of hands-on experience designing and building scalable, efficient, and maintainable mobile applications using Kotlin, Java, and modern Android frameworks.

Proficient in MVVM, Clean Architecture, Room, Kotlin Coroutines, Jetpack components, and RESTful API integration.

Skilled in performance tuning, debugging, comprehensive testing, and Agile collaboration.

Experienced with CI/CD pipelines, Firebase services, and mobile security best practices to deliver secure and high-quality apps.

Designed and implemented intuitive UI screens in Visual Studio Code (VS Code), adhering to modern UI/UX standards.

Utilized Kotlin Coroutines and Flow in hybrid modules for asynchronous operations and UI updates.

Integrated secure authentication, location services, real-time analytics, and in-app messaging using Firebase SDKs.

Involved in Creating Android apps integrated with Firebase and migrated backend to AWS.

Proficiency in Agile methodologies, such as SCRUM

Ensured robust data handling and performance in low-connectivity environments through offline sync strategies.

Participated in Agile ceremonies, including sprint planning, stand-ups, code reviews, and QA cycles.

TECHNICAL SKILLS

Languages: Kotlin, Java, XML

Frameworks & Tools: Android SDK, Jetpack, Android Studio, Flutter (basic), Retrofit, Room, SQLite

Asynchronous Programming: Kotlin Coroutines, Flow

Architectures & Patterns: MVVM, Clean Architecture, Modularization, TDD

Dependency Injection: Hilt, Dagger2

API & Backend: RESTful APIs, OAuth2, JSON, GraphQL, Shared Preferences

Testing & Debugging: JUnit, MockK, Postman, ADB, Logcat, Android Profiler, Manual Testing, TestRail, JIRA

DevOps & CI/CD: Git, GitLab, Firebase Crashlytics, CI/CD pipelines

Build Tools: Gradle, ProGuard, ViewBinding

SDKs & Services: Firebase Cloud Messaging (FCM), Google Maps API, Google SDK, Facebook SDK

PROFESSIONAL EXPERIENCE

Android Developer QRtize Inc, San Ramon CA Oct 2024 – May 2025.

Developed and enhanced native Android applications using Kotlin and Java, emphasizing performance

optimization and responsive UI design.

Integrated backend RESTful APIs using Retrofit and implemented local data persistence using Room Database and SharedPreferences.

Utilized Kotlin Coroutines for background threading, network requests, and database operations.

Supported the QA team by conducting unit testing, assisting in manual test cycles, and logging issues in JIRA.

Contributed to CI/CD workflows and source control processes using GitLab.

Participated in Agile ceremonies, including daily stand-ups, sprint reviews, and retrospectives to ensure timely delivery and collaboration.

Android Developer QRTize Inc, India Oct 2020 – Dec 2023

QRTize is a digital solutions provider for fast food restaurants, dine-in services, e-commerce platforms, and retail stores. The company offers personalized discount coupons, paperless transactions, and seamless checkout experiences through mobile apps with secure social login integration.

Developed customer-facing Android applications with secure authentication using Google and Facebook SDKs

Integrated social login mechanisms to streamline user on-boarding and improve accessibility

Implemented push notifications using Firebase Cloud Messaging (FCM) to drive user engagement

Managed offline data persistence through SQLite and Shared-Preferences for consistent user

experiences

Followed MVVM architecture and applied Clean Code principles for maintainable and scalable code-Bases

Utilized Constraint-Layout and View-Binding to build responsive, modern UI components

Applied Test-Driven Development (TDD) practices using JUnit and MockK for unit and UI testing

Collaborated closely with design, back-end, and QA teams to gather requirements, resolve issues, and enhance app usability.

S/W Intern Inspiredge IT Solutions, India Aug 2019 – Feb 2020

Built a task management app in Kotlin following the MVVM architecture.

Integrated Firebase Authentication and Cloud Firestore for user data.

Collaborated with UI/UX designers to ensure Material Design consistency.

Fixed bugs, optimized layouts, and implemented local caching with Room DB.

EDUCATION

M.S. in Information Technology and Management

Campbellsville University, KY, USA — 2024

B.Tech in Electronics & Communication Engineering

Rajeev Gandhi Memorial College of Engineering, India — 2020

INTERESTS

Android & Flutter App Development • Kotlin Programming • UI/UX Design &Motion Animations • Exploring • New Mobile SDKs & APIs • Open-Source Contributions • CI/CD Automation • Cross-Platform Development(Dart, Kotlin Multiplatform) • Cloud Services (Firebase, AWS) • AI/ML Integration in Mobile Apps • App Performance & Security Optimization • Technical Writing &Knowledge Sharing

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