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I am an experienced software developer specialized in mobile applications with three years of hands-on expertise in designing, developing, and maintaining software solutions. Skilled in Java, Kotlin, and Android development, I am proficient in MVVM architecture, UI testing, and code optimization. I have strong collaboration and problem-solving skills, committed to delivering high-quality software solutions. I have successfully contributed to multiple projects, enhancing user experience and app stability for applications in English and vernacular languages. My experience extends to integrating advanced tools and frameworks, migrating apps to the latest Android API levels, and implementing secure authentication flows and payment gateways.…I am an experienced software developer specialized in mobile applications with three years of hands-on expertise in designing, developing, and maintaining software solutions. Skilled in Java, Kotlin, and Android development, I am proficient in MVVM architecture, UI testing, and code optimization. I have strong collaboration and problem-solving skills, committed to delivering high-quality software solutions. I have successfully contributed to multiple projects, enhancing user experience and app stability for applications in English and vernacular languages. My experience extends to integrating advanced tools and frameworks, migrating apps to the latest Android API levels, and implementing secure authentication flows and payment gateways.

Sumit Kshirsagar

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I am an experienced software developer specialized in mobile applications with three years of hands-on expertise in designing, developing, and maintaining software solutions. Skilled in Java, Kotlin, and Android development, I am proficient in MVVM architecture, UI testing, and code optimization. I have strong collaboration and problem-solving skills, committed to delivering high-quality software solutions. I have successfully contributed to multiple projects, enhancing user experience and app stability for applications in English and vernacular languages. My experience extends to integrating advanced tools and frameworks, migrating apps to the latest Android API levels, and implementing secure authentication flows and payment gateways.…I am an experienced software developer specialized in mobile applications with three years of hands-on expertise in designing, developing, and maintaining software solutions. Skilled in Java, Kotlin, and Android development, I am proficient in MVVM architecture, UI testing, and code optimization. I have strong collaboration and problem-solving skills, committed to delivering high-quality software solutions. I have successfully contributed to multiple projects, enhancing user experience and app stability for applications in English and vernacular languages. My experience extends to integrating advanced tools and frameworks, migrating apps to the latest Android API levels, and implementing secure authentication flows and payment gateways.

Available to hire

I am an experienced software developer specialized in mobile applications with three years of hands-on expertise in designing, developing, and maintaining software solutions. Skilled in Java, Kotlin, and Android development, I am proficient in MVVM architecture, UI testing, and code optimization. I have strong collaboration and problem-solving skills, committed to delivering high-quality software solutions.

I have successfully contributed to multiple projects, enhancing user experience and app stability for applications in English and vernacular languages. My experience extends to integrating advanced tools and frameworks, migrating apps to the latest Android API levels, and implementing secure authentication flows and payment gateways.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

Javanese

Advanced

Work Experience

Software Developer- Mobile at Appiness Interactive Private Limited

July 1, 2025 - August 29, 2025

Contributed to the enhancement of Clickastro English app and 7 vernacular language apps by adding new features, fixing issues, and ensuring consistent performance across apps. Developed the English app using Kotlin and Java for business logic and XML for UI design, and built vernacular apps using Jetpack Compose. Integrated Retrofit for network operations and used SQLite and Shared Preferences for local data storage and persistence. Identified and fixed Android vital issues by monitoring app performance through Firebase Crashlytics, leading to improved app stability and user experience. Integrated and upgraded MoEngage and CleverTap for push notifications, in-app messaging, and user engagement tracking. Migrated the app from Android API level 34 to 35 and upgraded build tools and dependencies with compatibility fixes. Successfully migrated Google Sign-In to Credential Manager and AuthorizationClient, ensuring secure modern authentication. Implemented payment gateway switching, improved

Associate Engineer II at Harman Connected Services, India

October 1, 2024 - August 29, 2025

Developed and implemented the direct tune page for the Radio App for NISSAN using XML for UI and Java/Kotlin for backend, enhancing user experience for automotive devices. Conducted detailed analysis and static checks using tools like GIT, Android Studio, Jira, and Gerrit, improving code quality and maintainability by 80%. Wrote over 100 Junit test cases and UI test cases using the Espresso framework and Hilt for dependency injection, achieving more than 80% code coverage. Collaborated with cross-functional teams to deliver high-quality software solutions for the client, NISSAN, in the automotive domain.

Associate Engineer I at Harman Connected Services, India

June 1, 2023 - August 29, 2025

Developed and maintained the MeterCluster HMI (Cluster Screen) for NISSAN, a real-time vehicle data display application based on the MVVM architecture. Conducted comprehensive debugging and bug-fixing, ensuring robust and reliable application performance, leading to a 30% reduction in reported issues. Leveraged tools such as Jira, Git, Gerrit, Bitbucket, and static check tools for efficient project management and version control.