Mobile Android/iOS Developer with 5+ Years Experience

Yugender P

Android/ iOS Developer

************@*****.***

551-***-**** LinkedIn

Professional Summary

5+ years of experience in designing, developing, and maintaining mobile applications for both iOS and Android platforms using Swift, Objective-C, Kotlin, Java, React Native, and Flutter.

Strong hands-on experience in building native and cross-platform apps with optimized performance and responsive UI for various devices and screen sizes.

Proficient in mobile development tools including Android Studio, Xcode, SwiftUI, UIKit, Jetpack Components, and CameraX.

Skilled in implementing architectural patterns such as MVVM, MVC, and Clean Architecture to build scalable and maintainable codebases.

Expertise in integrating and consuming RESTful and GraphQL APIs using tools like Retrofit, Alamofire, Postman, and Swagger.

Experience with secure authentication and authorization using OAuth 2.0, Firebase Authentication, Keychain, and secure storage mechanisms.

Adept at managing mobile databases such as Core Data, SQLite, Room, Firebase Realtime Database, and Firestore for data persistence.

Proficient in debugging and performance tuning using Android Profiler, Xcode Instruments, React Native Debugger, and Crashlytics.

Successfully integrated third-party SDKs including Firebase, Stripe, Google Maps SDK, and Facebook SDK for added app functionalities.

Experience in CI/CD pipeline setup and maintenance using Jenkins, Travis CI, Bitbucket Pipelines, Fastlane, GitLab CI, and CircleCI.

Developed and maintained automated tests using XCTest, JUnit, Espresso, and React Native testing libraries to ensure code quality.

Familiar with modern version control and collaboration tools like Git, GitHub, Bitbucket, Jira, Trello, and Confluence.

Integrated monitoring and analytics tools such as Splunk, Firebase Analytics, and Crashlytics for real-time insights and issue tracking.

Demonstrated ability to work collaboratively with cross-functional teams including product managers, designers, and backend engineers.

Experienced in agile development environments with a strong focus on timely delivery, technical documentation, and continuous improvement.

Core Skills

Languages: Swift, Objective-C, Kotlin, Java, JavaScript, TypeScript

Mobile Development ( IOS & Android ): Android SDK, Android Studio, Xcode, SwiftUI, UIKit, Core Data, Core Animation, Jetpack Components, CameraX, Material Design, XML, React Native, Flutter.

Architectures & Patterns: MVVM, MVC, Clean Architecture, Repository Pattern

UI/UX Development: Custom Views, Adaptive UI, Responsive Layouts, HMI, Cross-platform Design (React Native, Flutter), Animation (Core Animation)

Backend & APIs: RESTful APIs, GraphQL, JSON, Retrofit, Alamofire, Postman, Swagger

Authentication & Security: OAuth 2.0, Firebase Authentication, Keychain, Secure Storage

Databases & Storage: Core Data, SQLite, Room, Firebase Realtime Database, Firestore

Version Control & Collaboration: Version Control & Collaboration

Monitoring & Analytics: Splunk, Firebase Analytics, Crashlytics

Client: Silicon Labs, TX

IOS Developer July 2022- Present

Responsibilities :

JIRA for managing development tickets, collaborating with cross-functional teams to define app requirements and features.

Kotlin, Java, Swift, Objective-C, and React Native to create Android and iOS applications, optimizing user interfaces for various devices and screen sizes.

Managed iOS project dependencies using Swift Package Manager (SPM) and integrated open-source libraries through SPM.

Developed apps following the MVVM design pattern and integrated third-party libraries like Retrofit, Alamofire, CocoaPods, and React Native libraries.

Proficient in both Swift and Objective-C, enabling seamless migration of hybrid legacy-modern codebases.

Extensive hands-on experience with Core Data and Core Animation for persistent storage and smooth UI transitions.

Integrated RESTful APIs for secure data transmission and optimized API calls using Postman for debugging.

Developed and integrated CameraX functionality for Android, supporting document scanning, barcode/QR code scanning, and image capture workflows.

Used Android Profiler, Xcode Instruments, and React Native performance tools to optimize app performance and memory usage.

Implemented and maintained CI/CD pipelines with Jenkins, Travis CI, and Bitbucket Pipelines for automated testing and deployment.

Troubleshot technical issues using Android Studio's debugger, Xcode's debugging tools, and React Native debugger.

Integrated Splunk for real-time insights, creating interactive dashboards and reports to aid in system performance and security.

Built unit, integration, and end-to-end tests using XCTest, JUnit, Espresso, and React Native testing libraries.

Managed secure authentication using OAuth, Keychain, and Firebase Cloud Messaging for notifications.

Worked with Git, GitHub, and Bitbucket for version control and code reviews, and used Fastlane for app versioning and releases on the Google Play Store and Apple App Store.

Client: SnapBizz Cloudtech Pvt ltd

Mobile Application Developer July 2019- July 2021

Responsibilities :

Contributed to the technical development, debugging, and delivery of high-quality mobile applications for iOS and Android platforms, ensuring excellent user experiences.

Collaborated with cross-functional teams, including Product and Design, to define, design, and implement new features, participating actively throughout the product lifecycle.

Improved applications by identifying and resolving bugs and optimizing performance to enhance user experiences continuously, using tools like Xcode, Android Studio, Crashlytics, and Profiler.

Stayed updated with new technologies and integrated them to improve development efficiency and maintain healthy CI/CD pipelines using tools like Jenkins, CircleCI, Fastlane, or GitLab CI.

Utilized backend APIs (e.g., RESTful APIs, GraphQL) to support mobile app features, enhancing overall functionality and user satisfaction.

Managed multiple tasks and projects in a results-oriented environment, meeting deadlines without compromising quality, using JIRA, Trello, or Asana.

Focused on performance tuning and user interface design for Android/iOS apps, leveraging tools such as Android Profiler, Instruments, Flutter, or SwiftUI.

Integrated third-party SDKs (e.g., Firebase, Stripe, Google Maps SDK, Facebook SDK), managed backend APIs, and wrote reusable components.

Participated in the review, design, and architecture of system components to address complex distributed system problems, using design principles and tools like UML, Swagger, and Postman for API testing.

Created technical requirements documentation based on Product Requirements to facilitate clear communication and alignment.

Client: Photon, India

Mobile Developer June 2018 June 2019

Responsibilities :

Contributed to the technical development, debugging, and delivery of high-quality mobile applications for iOS and Android platforms, ensuring excellent user experiences.

Collaborated with cross-functional teams, including Product and Design, to define, design, and implement new features, participating actively throughout the product lifecycle.

Improved applications by identifying and resolving bugs and optimizing performance to enhance user experiences continuously.

Stayed updated with new technologies and integrated them to improve development efficiency and maintain healthy CI/CD pipelines.

Utilized backend APIs to support mobile app features, enhancing overall functionality and user satisfaction.

Managed multiple tasks and projects in a results-oriented environment, meeting deadlines without compromising quality.

Focused on performance tuning and user interface design for Android/iOS apps.

Integrated third-party SDKs, managed backend APIs, and wrote reusable components.

Participated in the review, design, and architecture of system components to address complex distributed system problems.

Created technical requirements documentation based on Product Requirements to facilitate clear communication and alignment.

Education

Master of Science (M.S.) – Data Science

Saint Peter’s University

Bachelor of Technology (B.Tech) – Computer Science & Engineering

Contact this candidate