Hermann Randriamanantena

Mobile developer with 13 years of experience, 7 years as technical lead (référent technique) on iOS, Android, Flutter, and React Native projects. Exposure to Android since 2018, alongside iOS and cross-platform development. Solid experience in native and cross-platform mobile development. I work across the different stages of the mobile development cycle, from architecture design to store deployment. Autonomous with strong adaptability.

Senior Mobile Engineer, Mobile Technical Architect at etech (2024-07 – Present)

• Technical contribution to existing cross-platform projects (React Native, Flutter), with a focus on build, performance, and iOS integration.
• Led and primary contributor (roughly 80% of the code) on the architectural overhaul of a React Native Android application carrying significant technical debt.
• Maintenance and technical support on the iOS scope of various cross-platform projects.
• Development of a native Android module (Kotlin) for a React Native application, handling SSE stream listening and notification display.

Mobile Technical Lead at etech (2017-05 – 2024-06)

• Architecture and library decisions across several mobile projects
• Development and maintenance of 10+ mobile projects: native (iOS, Android), cross-platform (Flutter, React Native), and hybrid (Ionic).
• Contributed to Android projects (Kotlin, Java), alongside iOS and cross-platform development.
• Developed a native Android in-app billing module (Java) for a Flutter application.
• Developed a native Android plugin (Java) for FTP file uploads for a Flutter application.
• Led and implemented the migration of legacy Objective-C code to Swift, on my own technical initiative.
• Self-driven upskilling in Jetpack Compose and Kotlin Multiplatform through experimental projects.

iOS & Android Developer at Etech Consulting (2012-10 – 2017-04)

• Implemented features on 5+ mobile projects, iOS and Android.
• Collaborated with designers, QA engineers, project managers, and other developers.
• Performed maintenance, bug fixes, and performance improvements for mobile applications.
• Participated in mobile application architecture design.

Engineering Degree in Computer Science in Ingénieur en Informatique – Ecole Nationale d'Informatique (2010 – 2012)

Professional Bachelor's Degree in Computer Science in Licence professionnelle en Informatique – Centre National de Télé-Enseignement de Madagascar (2007 – 2010)