Hi, I'm
Sourav Das
Senior Software Engineer & Research Student
Building mobile experiences for millions for over 6 years.
About Me
Senior Android Engineer at Muslim Pro (Bitsmedia, Singapore) with 6+ years of experience building high-performance mobile apps used by millions worldwide. Previously drove the growth of Bangladesh's top fintech platform to 5M+ downloads. Currently pursuing an MSc at Trent University, Canada, researching graph algorithms. Passionate about clean architecture, modular design, and impactful mobile experiences.
Education
Skills & Technologies
Languages
Mobile Development
Databases
Tools & Libraries
Work Experience
Senior Software Engineer, Android Platform
Muslim Pro | Bitsmedia Pte. Ltd
- Co-developed platform's most popular feature, Ummah Pro, increasing user engagement time by 15%
- Led the development of new authentication system, enhancing security and reducing login-related support tickets by 20%
- Overhauled and Developed A/B testing for onboarding flow, resulting in a 10% increase in user drop-off rate
- Played a key role in modularizing the application for improved scalability and maintenance
- Optimized ad loading mechanics, resulting in a 8% improvement in loading speed
Software Engineer
Tallykhata (SureCash)
- Led enhancement of Bangladesh's top digital bookkeeping platform, Tallykhata, and its integrated fintech app, TallyPay, driving 5 million downloads
- Overhauled legacy Java code to Kotlin, introducing Coroutine, Dependency Injection, MVVM architecture, and unit testing
- Engineered a hybrid login system, fortified security components, crafted a dynamic survey module, and delivered fintech innovations
- Accelerated e-KYC process by 30% enhancement
- Boosted performance by up to 40% with ReactiveX integration into codebases
- Achieved a remarkable 300% speedup in write operations through strategic DB optimizations
- Provided pivotal support for the SureCash flutter app
- Demonstrated effective leadership by managing resources and providing precise project time estimations
Junior Software Engineer
Field Buzz
- Designed and implemented features for two enterprise applications using Java & Kotlin for NKG
- Researched and developed various utility features for our own SaaS application
- Implemented GPS-guided farm mapping, Inventories, and Dashboards using RxJava
- Worked with back-end engineers and QA to deliver the best experience
- Demonstrated strong problem-solving and analytical skills to identify and resolve technical issues
Featured Projects
Hush!
An Android app to silence unwanted notifications pushed by other applications and keep track of them so users can check it anytime. Created with Jetpack Compose following clean architecture.
Gitabitan
An app serving a community of passionate Rabindra Sangeet singers. Written on Flutter following best practices. Uses Firebase as a backend. Has 42K+ downloads on Google Play.
Oversplash
Unofficial Unsplash client with photo browsing, sharing, and wallpaper setting. Built with MVVM architecture, clean code principles, and RxJava/RxAndroid.
Get In Touch
I'm always open to discussing new projects, creative ideas, or opportunities to be part of your vision. Feel free to reach out!