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I am an experienced Android Engineer with over 10 years of hands-on expertise designing, developing, and deploying high-performance Android applications. My work spans Kotlin, Java, Jetpack libraries, and more, with a strong focus on clean architecture and modularization. I enjoy collaborating in Agile/Scrum environments and have a passion for integrating modern technologies like AI and machine learning into apps. Throughout my career, I have worked on more than 30 mobile applications from scratch and have experience with cross-platform technologies like React Native and Kotlin Multiplatform. I'm always eager to learn and expand my skills, aiming to deliver seamless and innovative app experiences.…I am an experienced Android Engineer with over 10 years of hands-on expertise designing, developing, and deploying high-performance Android applications. My work spans Kotlin, Java, Jetpack libraries, and more, with a strong focus on clean architecture and modularization. I enjoy collaborating in Agile/Scrum environments and have a passion for integrating modern technologies like AI and machine learning into apps. Throughout my career, I have worked on more than 30 mobile applications from scratch and have experience with cross-platform technologies like React Native and Kotlin Multiplatform. I'm always eager to learn and expand my skills, aiming to deliver seamless and innovative app experiences.

Sathish Kumar Sundararajan

App Developer, Developer, Programmer, +2

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I am an experienced Android Engineer with over 10 years of hands-on expertise designing, developing, and deploying high-performance Android applications. My work spans Kotlin, Java, Jetpack libraries, and more, with a strong focus on clean architecture and modularization. I enjoy collaborating in Agile/Scrum environments and have a passion for integrating modern technologies like AI and machine learning into apps. Throughout my career, I have worked on more than 30 mobile applications from scratch and have experience with cross-platform technologies like React Native and Kotlin Multiplatform. I'm always eager to learn and expand my skills, aiming to deliver seamless and innovative app experiences.…I am an experienced Android Engineer with over 10 years of hands-on expertise designing, developing, and deploying high-performance Android applications. My work spans Kotlin, Java, Jetpack libraries, and more, with a strong focus on clean architecture and modularization. I enjoy collaborating in Agile/Scrum environments and have a passion for integrating modern technologies like AI and machine learning into apps. Throughout my career, I have worked on more than 30 mobile applications from scratch and have experience with cross-platform technologies like React Native and Kotlin Multiplatform. I'm always eager to learn and expand my skills, aiming to deliver seamless and innovative app experiences.

Available to hire

I am an experienced Android Engineer with over 10 years of hands-on expertise designing, developing, and deploying high-performance Android applications. My work spans Kotlin, Java, Jetpack libraries, and more, with a strong focus on clean architecture and modularization. I enjoy collaborating in Agile/Scrum environments and have a passion for integrating modern technologies like AI and machine learning into apps.

Throughout my career, I have worked on more than 30 mobile applications from scratch and have experience with cross-platform technologies like React Native and Kotlin Multiplatform. I’m always eager to learn and expand my skills, aiming to deliver seamless and innovative app experiences.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Language

English

Advanced

German

Beginner

Work Experience

Technology Lead at Infosys Ltd, India

February 28, 2025 - July 30, 2025

Guided teams in adopting best coding practices, design patterns, and architectural principles. Collaborated with stakeholders to define project scope, deliverables, and timelines. Maintained code base with multi-module architecture and worked on developing dynamic feature binding. Led team on developing Android SDKs and worked on cross-platform React Native and KMM projects. Oversaw Jira and Confluence for project tracking. Headed P1 issues resolving team and reduced SLAs from 4 hrs to 2 hrs.

Senior Software Engineer at Hyperspeed Labs, India

June 30, 2022 - July 30, 2025

Senior developer for both mobile and desktop platforms. Worked on building cross-platform desktop applications and gained solid experience on React JS. Built a customized contact app which replies to calls based on user motion. Developed a custom calendar app to save time switching between calendars and schedules. Integrated payment options in chat application. Led a team of 5 people.

Software Engineer at Muzenly, India

July 31, 2021 - July 30, 2025

Hands-on experience on both front-end and back-end development. Developed chat mechanism from scratch including XMPP/MQTT socket integration and UI/UX. Worked with AWS. Restructured app by installing crash logging mechanism and reduced crash rates by 50%. Built product from scratch ensuring fully scalable code.

Android Developer at Skylux Inc, India

August 31, 2016 - July 30, 2025

Prepared apps for release on Google Play Store, handling signing and versioning. Integrated security practices including encryption, OAuth, JWT, and secure data storage. Worked with Room Database, SQLite, DataStore, SharedPreferences for data storage. Handled app permissions and ensured compliance with Google Play policies. Monitored app performance using Firebase, Crashlytics, and analytics tools.

Android Developer at Infogem Web Solutions, India

March 31, 2015 - July 30, 2025

Started career as solo app developer building apps from scratch. Maintained Play Store and app releases. Developed vehicle tracking system for school bus. Developed apps for multiple screen resolutions. Worked with Bluetooth beacons. Integrated backend API and payment portal to apps.