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Claude Code in Action

Certificate of completion: Claude code 101

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Providing mentorship to the software developers of South Asia/South East Asia for better guidance and increasing technical skills in android application development.

Mentor

Bachelor of Science - BS

Developed and deployed nationwide customer service automation solutions for Grameenphone, built government-integrated Android apps for Hajj services, and ensured delivery quality through efficient debugging and structured progress reporting.

Android Developer

Android Engineer

Led a team of 12 developers to deliver a higher-education mobile app while conducting onsite user training and mentoring IT staff in Android development.

Consultant

Developed and deployed a nationwide user review and rating app for Apex, while ensuring application stability through efficient debugging and providing ongoing client support post-launch.

Android Engineer & Consultant

Software Engineer (System Structure Design)

Founder and lead mobile developer building custom Android applications across enterprise, B2B, and consumer domains.

- Founded and led a mobile development company, delivering 100+ Android applications across diverse industries including enterprise, e-commerce, and consumer platforms.
- Managed end-to-end project delivery, including client requirement analysis, system design, development, and deployment, ensuring consistent delivery quality.
- Received two awards from the Facebook Startup Program in recognition of high-impact mobile application development and innovation.

Chairman and Team Leader (Senior Android Application Developer)

Software engineer at Samsung Electronics' R&D centre, contributing to consumer health and
smart home product lines including Samsung Health and SmartThings.

- Developed health-tracking Android applications with server-side synchronisation and local
persistence via Room, contributing to Samsung's consumer health ecosystem.
- Built WearOS companion applications for health activity monitoring, extending the platform
to wearable devices.
- Contributed to feature development within the Samsung SmartThings iOS application,
demonstrating cross-platform adaptability.

Lead Software Engineer II -- Samsung R&D Institute Bangladesh

Android engineer at a Silicon Valley-backed fintech startup delivering Buy Now, Pay Later services across Southeast Asia. Responsible for core app development, cross-platform R&D, and payment infrastructure.

- Led Android development of the Plentina BNPL application using Jetpack Compose and Kotlin
Coroutines, enabling installment-based commerce across the Philippines and Vietnam.
- Contributed to the company's Kotlin Multiplatform Mobile (KMM) R&D initiative, implementing
early cross-platform infrastructure and Firebase Cloud Messaging.
- Integrated multiple third-party payment gateways, ensuring reliable transaction processing
within the app's core purchase flow.
- Applied Kotlin Flow for asynchronous state management, improving code readability and
eliminating callback-chain patterns across the codebase.

Android Engineer -- GrowFolio (formerly Plentina)

Android Developper and Film maker

Software Development Mentor

Software Engineer

Taught a 3-credit Mobile Application Development course in the Computer Science and Engineering department, focusing on Android app development and hands-on student training.

Teacher/Faculty (Part Time)

Android engineer responsible for building and delivering an AI-powered workforce communication platform for the garments industry.

-Designed and delivered Kinship.ai, a full-featured internal communication platform with real-time chat, event management, and leave tracking, used by factory workers and management teams.
-Owned the entire product lifecycle independently — from architecture and development to testing, deployment, and Google Play Store release.
-Implemented real-time messaging infrastructure using Socket.io and Firebase Cloud Messaging, enabling scalable communication across distributed users.

Designed and developed educational Android applications for children, including Bengali learning tools such as calculators, alphabet games, and interactive learning modules.

Leading Android engineering at a Singapore-based drone-technology company. Responsible for
architectural ownership, end-to-end feature delivery, and engineering standards across enterprise
UAV control applications.

- Owned the complete architectural rewrite of the company's flagship Android drone-control
application from scratch, integrating DJI Mobile SDK with real-time camera feeds and autonomous
flight operations. Now in active production use.
- Defined and introduced multi-module architecture across the Android codebase using MVVM and MVI
patterns, establishing team-wide engineering standards that improved maintainability and
onboarding efficiency.
- Designed and implemented TCP socket infrastructure for real-time hardware-to-device communication,
alongside full Firebase integration for authentication and real-time database.
- Mentored engineers across the 6-person Android team, driving adoption of Jetpack Compose,
Hilt DI, and Kotlin Coroutines.
- Championed AI-assisted developme

Senior Android Engineer -- Avetics Global Pte Ltd

Know about Md Sabbir's work experience, education, and much more. Md Sabbir