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Available for High-Impact Mobile Engineering
Md. Anowar
Hossain
Senior Mobile Engineer with 5+ years of expertise crafting high-performance, scalable applications with Flutter and Native Android (Kotlin). Dedicated to Clean Architecture, fluid 60fps UX, and bulletproof reliability.
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Years Exp.
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Apps Shipped
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Best Dev Awards
Flutter3.27+
KotlinCoroutines
Clean Architecture
πBest Dev 2024
01About & Expertise
Senior Mobile Engineer β Flutter & Kotlin
Building apps that reach millions β across education, energy, health, mobility & beyond.
I am a Senior Mobile Engineer with 5+ years of production experience crafting high-impact applications in Flutter and Native Android (Kotlin). From national-scale government platforms to IoT smart devices and global social tools, my work spans industries and millions of real users.
Whether it's a UNICEF youth engagement platform deployed across West Africa, an IoT-connected smart energy monitor, a national teacher resource app for Bangladesh's ICT Division, or an enterprise ride-hailing ecosystem for the Middle East β I deliver production-grade, zero-crash mobile experiences with uncompromising architectural discipline.
Multi-Domain Impact
Clean Architecture Expert
0.2% Crash Rate
Engineering Excellence
Best Software Developer
Riseup Labs β’ Awarded Q2 & Q3 2024
Recognized for consistently delivering mission-critical mobile solutions ahead of schedule, optimizing app stability, and mentoring teammates in clean architectural standards.
β
Exceptional performance across cross-platform delivery & native profiling.
Technical Arsenal
Skills & Competencies
FlutterExpert
DartExpert
KotlinAdvanced
JavaProficient
MethodChannel (Native)Advanced
Android SDKAdvanced
iOS (Swift basics)Familiar
Clean ArchitectureSpecialist
MVVMSpecialist
BLoCAdvanced
GetXExpert
ProviderAdvanced
Hilt / DaggerAdvanced
Performance & ProfilingSpecialist
Unit & Widget TestingProduction
Mockito & MockKAdvanced
CI/CD & FastlaneProduction
GitHub ActionsProduction
Store Release (Google & Apple)Expert
RESTful APIsExpert
WebSocketsAdvanced
Google Maps & GPSAdvanced
Firebase SuiteAdvanced
OneSignal PushAdvanced
IoT / BLEProficient
bKash GatewayProduction
MyFatoorahProduction
StripeProduction
In-App PurchasesProduction
ABA PayProduction
RevenueCatProduction
02Work Experience
Senior Android Developer
Jameelβ’ Riyadh, Saudi Arabia (Remote)
Dec 2025 - Present (Part-Time)
Leading Android core development for Jameel's passenger (Rider) and driver (Captain) ride-hailing ecosystem.
- Architected high-performance native Android apps in Kotlin adhering strictly to Clean Architecture & MVVM with Hilt DI.
- Integrated real-time GPS tracking, route polylines with Google Maps SDK, and MyFatoorah payment gateway.
- Engineered background dispatch sync, OneSignal push notifications, and crash-resilient session management.
- Reduced app launch latency and memory footprint via strict memory profiling and leak canary audits.
Software Engineer
Riseup Labsβ’ Dhaka, Bangladesh
October 2022 - Present
Developing cross-platform and native mobile applications across fintech, education, and lifestyle sectors.
- Architected and deployed scalable production applications using Flutter, Dart, and Native Kotlin.
- Implemented robust state management architectures with Provider, GetX, and BLoC tailored to app complexity.
- Integrated payment gateways including bKash, ABA Pay, and Stripe with seamless deep-link return handling.
- Reduced crash rates below 0.2% on apps with hundreds of thousands of active users through proactive diagnostics.
Flutter Developer
Tickets For Travelβ’ Dhaka, Bangladesh
January 2021 - September 2022
Crafted cross-platform mobile booking applications for flight, launch, and intercity travel.
- Built responsive ticketing and seat selection interfaces using Flutter with smooth custom transitions.
- Connected real-time travel availability through RESTful APIs and WebSockets.
- Integrated location-based station finders and map previews via Google Maps API.
03Featured Projects
Enterprise ride-hailing mobile applications for passengers (Rider) and drivers (Captain), enabling real-time booking, live tracking, and route navigation. Supports trip management, fare estimation, driver earnings, and digital payments.
99.8% Crash-Free SessionsSub-second GPS Tracking
KotlinClean ArchitectureGoogle Maps SDKMyFatoorah GatewayOneSignalRetrofit
National educational resource application for school teachers featuring NCTB curriculum guides, offline PDF viewer, video tutorials, and interactive web modules.
100K+ Active EducatorsNational ICT Division Rollout
FlutterDartGetXRESTful APIPDF ViewerYouTube Player
Smart energy monitoring and IoT-connected stove management app. Displays daily consumption, cost comparisons, fault diagnostics, and secure utility payment gateways.
IoT BLE TelemetrybKash & ABA Pay Tokenization
FlutterGetXbKash GatewayABA PayDeep LinkingREST APIs
Daily inspirational Islamic quotes from Quran and Hadith. Features A/B testing UI optimization, quote designer, bookmarking, social share cards, and scheduled notifications.
100K+ Installs on Google PlayFirebase A/B Retention Testing
FlutterGetXA/B TestingFirebase Cloud MessagingAdMob
Cross-platform health utility enabling profile management, BMI calculation, and visual weight history progress monitoring. Features in-app purchases for premium analytics.
RevenueCat In-App PurchasesZero-Latency SQLite Storage
FlutterProviderIn-App PurchasesSQLitePush Notifications
Visual and audio guidance app for Salah (prayer). Includes GPS prayer times, Kalimas, Duas, Qibla compass, and premium content subscriptions.
Solar GPS Time AlgorithmAudio Streaming Engine
FlutterGetXGPS & CompassAudio PlayerIn-App Purchases
Comprehensive supplication app featuring authentic Masnun Duas, translations, audio recitation, and customizable digital Tasbeeh counter with tactile haptics.
BLoC Reactive StateInstant Hive Key-Value Cache
FlutterBLoCAudio StreamerHaptic FeedbackHive DB
Social engagement native Android app enabling youth to voice opinions, participate in dynamic surveys from ONA, watch video stories, and review polling results.
UNICEF Official PartnerDynamic ONA Form Engine
KotlinJavaMVVMRetrofitCoroutinesONA Dynamic Forms
Youth empowerment platform featuring Community Chat, RapidPro opinion flows, dynamic surveys, and rule-based task management assignments.
West Africa Multi-Country DeploymentRapidPro Webhook Automation
KotlinMVVMRapidPro FlowsRetrofitCoroutines
Comprehensive travel booking application for domestic & international flights, launch trips, and bus routes with instant seat maps and payment checkout.
Multi-Gateway Travel CheckoutInteractive Seat Selection
FlutterPayment GatewayWebSocketsSeat Lock Engine
04Get in Touch
Have an ambitious mobile application to build or want to scale an existing codebase? I'm available for senior mobile roles, architectural consultations, and impactful projects.
Dhaka, Bangladesh (GMT+6)
12:00 PM
Direct Email
hossainanowar72@gmail.com
Direct Phone
+880 1752 867007
Instant Chat
Chat on WhatsApp
Academic Background
B.Sc. in Computer Science and Engineering
Model Institute of Science and Technology (MIST) β’ Class of 2019
Send a Direct Message
Drop your thoughts or project specs below. I typically respond within 12-24 hours.