UMAMA KHAN - Android Developer

UMAMA KHAN

Android Developer

************@*****.*** 470-***-**** H4EAD

PROFESSIONAL SUMMARY

Experienced Android Developer with 3+ years of proven software development expertise in designing, building, and deploying native Android applications for enterprise environments including Healthcare, Banking, Insurance, and AI domains. Strong command of Android SDK, Kotlin, Java, and modern development architectures (MVVM, Clean Architecture). Passionate about mobile development best practices, rapid learning in fast-paced environments, and delivering high-quality user experiences. Demonstrated proficiency with RESTful APIs, JSON data handling, and full mobile development lifecycle management.

EDUCATION

Master of Computer Applications (MCA) — IGNOU, India

Graduated: 2017

Bachelor of Computer Applications (BCA) — IIMS, India (Equivalent to BS in CS)

Graduated: 2010

PROFESSIONAL CERTIFICATIONS

Google Associate Android Developer Certified — Google Developers (2022)

Demonstrated competency in designing, building, and deploying Android applications using modern development practices.

Kotlin for Android Developer Specialization — Coursera (2021)

Advanced Kotlin programming, coroutines, and Jetpack libraries for Android development.

Jetpack Compose Fundamentals — Android Developers (2022)

Modern declarative UI framework for Android development using Kotlin.

Clean Architecture & SOLID Principles — Udemy (2021)

Professional mobile architecture patterns and design principles for scalable applications.

GITHUB PROJECTS & OPEN SOURCE CONTRIBUTIONS

WeatherNow (2020-2021) — Kotlin, Jetpack, MVVM, REST APIs

Real-time weather application utilizing OpenWeatherMap REST API, Room Database for offline support, LiveData/ViewModel architecture, and Material Design 3. Implemented location-based services, unit tests (JUnit/Mockito), and Firebase Analytics.

EcomHub (2021-2022) — Kotlin, GraphQL, Jetpack Compose, Hilt

E-commerce application demonstrating modern Android architecture with GraphQL API integration, Jetpack Compose UI components, Dagger2/Hilt dependency injection, StateFlow for reactive data management, and comprehensive unit/UI testing with Espresso and Robolectric.

FitTracker (2022-2023) — Kotlin, Firebase, BLE, Coroutines, WorkManager

Fitness tracking application with Bluetooth Low Energy (BLE) device integration, Firebase Realtime Database, Kotlin Coroutines for asynchronous operations, WorkManager for background tasks, and push notifications using FCM. Implemented MVVM architecture with clean code principles.

TaskFlow (2023-2024) — Jetpack Compose, Room Database, Navigation Component, CI/CD

Task management application built with Jetpack Compose, Room Database for local persistence, Navigation Component for routing, and automated CI/CD with GitHub Actions. Demonstrates latest Android development trends, responsive UI design, and production-ready code patterns.

Open Source Contributions (2020-2024)

Active contributor to Android open source projects including improvements to Retrofit interceptors, LiveData extensions, and Coroutine utilities. Participated in code reviews and bug fixes for community-driven Android libraries.

TECHNICAL SKILLS

Android Technologies: Android SDK, Android Studio, Kotlin, Java, Jetpack Compose, ViewModel, StateFlow, Navigation Component, Room Database, WorkManager, DataStore, LiveData, Material Design 3, Firebase (Authentication, Firestore, Cloud Messaging, Analytics, Crashlytics), CameraX, Location Services, Bluetooth Low Energy (BLE)

Remote Data & APIs: RESTful APIs, JSON, Retrofit, OkHttp, GraphQL, Google Maps API, Firebase SDK, Third-party SDKs

Architecture & Design: MVVM, Clean Architecture, Repository Pattern, SOLID Principles, Dependency Injection (Hilt, Dagger2), Reactive Programming

Asynchronous Programming: Kotlin Coroutines, Flow, RxJava, RxAndroid

Testing & Quality: JUnit, Mockito, Espresso, Robolectric, Test-Driven Development (TDD), UI Automation

Version Control & CI/CD: Git, GitHub, GitLab, Bitbucket, GitHub Actions, Jenkins, Azure DevOps, Gradle, Fastlane

Databases & Storage: Room Database, SQLite, Firebase Firestore, SharedPreferences, DataStore

Programming Languages: Kotlin, Java, C/C++, SQL, JavaScript, Bash

Tools & Methodologies: Android Profiler, LeakCanary, Firebase Crashlytics, Agile/Scrum, Kanban

PROFESSIONAL EXPERIENCE

Android Developer

jumpingMinds.ai, Remote July 2025 - Present

• Designed and implemented robust features in Kotlin following MVVM architecture and Material Design principles

• Refactored networking layer migrating from REST APIs to GraphQL using Retrofit, reducing payload size by 30% and enhancing data-fetching performance by 25%

• Re-engineered legacy Java code using Dagger for dependency injection, introducing reusable, testable modules

• Integrated RxJava for asynchronous event handling in features like image upload and API streaming

• Leveraged Firebase Crashlytics and Analytics for real-time monitoring, issue tracking, and app reliability improvements

• Applied modularization strategy across codebase, increasing development efficiency by supporting parallel development

• Implemented Jenkins pipelines for automated build, testing, and deployment workflows, reducing manual intervention

• Conducted performance tuning using Android Profiler, improving startup time and reducing memory footprint

• Led code reviews with JUnit and Mockito, improving code quality and unit test coverage

Android Developer

HDFC Life Insurance, Mumbai, India March 2018 - December 2019

• Developed native Android applications using Java, Android SDK, and XML layouts, delivering mobile solutions for insurance services

• Collaborated with UI/UX designers translating requirements into intuitive, responsive interfaces using Material Design guidelines

• Designed reusable UI components using Activities, Fragments, Custom Views, and RecyclerView

• Integrated RESTful web services using Retrofit and JSON parsing for policy and customer data retrieval

• Implemented MVP architecture following object-oriented design principles for code modularity and maintainability

• Developed secure local data storage using SQLite and SharedPreferences for offline functionality

• Implemented Firebase Cloud Messaging (FCM) for push notifications and customer engagement

• Integrated Google Maps API and location services for branch locator features

• Participated in Agile/Scrum ceremonies including sprint planning, standups, and backlog refinement

• Collaborated with QA teams and backend developers ensuring seamless integration with enterprise web services

KEY STRENGTHS

• Rapid learner with proven ability to master diverse Android technologies and emerging trends

• Thrives in fast-paced, collaborative environments working with cross-functional teams

• Strong understanding of full mobile development lifecycle from design to deployment

• Expertise with modern mobile architectures and industry best practices

• Proven experience working with remote data via REST APIs and JSON

• Passionate about producing high-quality, maintainable code with comprehensive testing

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