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K M Rejowan Ahmmed

Senior Software Engineer | Android | Jetpack Compose

kmrejowan@gmail.com@ahmmedrejowanrejowan.comDhaka, Bangladesh

Senior Android Engineer with 5+ years of experience building and shipping production apps. Passionate about clean architecture, Jetpack Compose, and leading teams to deliver great products.

Work Experience

Right Tracks IT LimitedOnsite | Dhaka, Bangladesh
Senior Software Engineer | Android LeadFull-time | Feb 2025 – Present
  • Led and mentored a team of 5 Android developers, providing technical guidance, code reviews, and architectural direction.
  • Architected and developed a large-scale Live Streaming app using MVVM, AWS (Cognito, GraphQL, S3), and Agora SDK for real-time video.
  • Designed and implemented pixel-perfect UIs from Figma and integrated FaceUnity SDK for beauty effects and enhanced video quality.
NexKraft LimitedOnsite | Dhaka, Bangladesh
Software Engineer (Android)Full-time | Oct 2024 – Feb 2025
  • Designed and developed a Mechanic Dashboard app using Kotlin, MVVM, Room DB, and RESTful APIs for task assignment, time tracking, and service/parts management.
  • Maintained and enhanced vehicle management ERP apps with features like trip booking, fuel tracking, and admin vehicle oversight.
  • Updated and added key features to a Flutter-based Learning Management app, including examinations and virtual classes.
Tranquilly CodingRemote
Content Creator & EducatorPart-time | Oct 2023 – Aug 2024
  • Created educational video content on Java, Kotlin, and Android Development, including topics like Jetpack Compose and modern Android practices.

Skills

Languages & Frameworks: Java · Kotlin · Android SDK · Jetpack Compose
Android Development: MVVM Architecture · Clean Architecture · Repository Pattern · Room/SQLite · LiveData · Flow · Coroutines · Retrofit · GraphQL · AWS (Cognito, S3) · Agora SDK · FaceUnity SDK · Background Services & Broadcast Receivers · In-App Purchases & Monetization · Push Notifications · Firebase · Crashlytics · Dependency Injection (Koin/Hilt) · Jetpack Navigation · UI/UX Implementation from Figma · Video/Audio Streaming
Tools & Others: Git · CI/CD (GitHub Actions) · Analytics Integration · Google Play Console Management · Jira · Trello · Testing & Debugging · Code Reviews
Additional: Python · JavaScript · Dart · Flutter · React

Projects

Live StreamRight Tracks IT Limited

Tech: Kotlin, MVVM, Agora RTC/RTM SDK, FaceUnity, AWS, GraphQL

An interactive Live Streaming app with gifts and rewards. Architected and developed core features including authentication, live streaming, in-stream chat, database management, beautification, and more.

Mechanic DashboardNexKraft Limited

Tech: Kotlin, MVVM, Room, Retrofit, RESTful API

A comprehensive Mechanic Dashboard app for managing workshops, assigning jobs, tracking progress, handling requests, managing overtime, and TA/DA billing. Designed and developed from scratch, handling architecture, UI design, testing, and full implementation.

WA ToolboxInstaal Limited

Tech: Kotlin, Java, MVVM, Room, Accessibility, Notifications, Broadcast Receivers, Charts

A suite of WhatsApp tools including auto-reply, chat analysis, chat lock, gallery/file manager, status saver, and more. Designed, developed, and integrated all tools, implemented monetization, and built the app from scratch.

Education

Master of Social Science (M.S.S)Sept 2023 – Oct 2024

Dept. of Government and Politics, Jahangirnagar University

Bachelor of Social Science (B.S.S)Feb 2018 – Aug 2023

Dept. of Government and Politics, Jahangirnagar University

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Last updated: January 2025