Ullash Podder
Lancing,,United Kingdom
Summary
Senior Mobile Engineer with 10+ years of experience designing and scaling mobile architectures across iOS, Android, and Flutter. I’ve spent a long time shipping critical mobile products and architecting cloud-backed systems; I want to explore backend/infra in a high-ownership founding role and I ramp fast
Expert at leading full-cycle development for complex products, including white-label fitness platforms, US-based rideshare systems, and healthcare applications. Proven ability to stabilise legacy codebases, mentor teams, and translate vague business requirements into technical roadmaps.
Overview
15
15
years of professional experience
Work history
Senior Mobile Engineer / Tech Lead
Fitness Business Profits
Worthing, United Kingdom
2024.01 - 2026.05
- Impact: Evolved an MVP into scalable white-label platform (FitSuite) now serving 10+ live gyms with full membership and booking capabilities.
- Technical Lead: Owned architecture of shared source codebase that generates self-branded apps for each client; managed junior developer and testers to hit V2 launch targets.
- System Design: Architected high-performance backend using Firebase and Google Cloud, keeping total infrastructure costs under £20/month for entire platform.
- Product Growth: Redesigned onboarding and payment flows using Stripe Connect, introducing platform fee on transactions and competing directly with market leaders like MindBody, LegitFit etc.
Remote Consultant
Kaz Software
Remote
2023.04 - 2023.12
- Succession Planning: De-risked engineering leadership by leading technical recruitment, screening, and interview process for a new Team Lead successor.
- Knowledge Transfer: Engineered and executed a comprehensive handover strategy for flagship accessibility and messaging projects, ensuring zero downtime in delivery velocity.
- Technical Stewardship: Provided ongoing architectural oversight for active mobile developments, ensuring maintainability and adherence to quality standards during a transitional phase.
Senior Software Engineer
Kaz Software
Dhaka, Bangladesh
2021.11 - 2023.03
- Engineering: Delivered major feature upgrades for GatewayToAccess (iOS/Android), resolving 85%+ of messaging bugs via Twilio integration.
- Speed to Market: Built and shipped Flutter-based live sports scoring MVP from zero to production in 3 months.
- Mentorship: Guided a 5-person team through code reviews and architecture sessions to improve codebase consistency.
Program Manager/Mobile Lead
Ergo Ventures Ltd
Dhaka, Bangladesh
2016.09 - 2021.10
- Product Ownership: Owned technical roadmap and user journeys for RideFlag (US based RideShare), increasing user retention by ~15% through optimised onboarding.
- Rapid Delivery: Coordinated cross-functional teams to ship United Healthcare iOS app in under 20 working days, managing design, QA, and client stakeholders simultaneously.
- Stakeholder Leadership: Acted as the primary technical liaison for US-based clients, translating business goals into phased release plans.
- Team Management: Led sprint planning and mentored junior engineers to maintain predictable delivery velocity.
Senior Software Engineer
Ergo Ventures Ltd
Dhaka, Bangladesh
2013.08 - 2016.08
- Architecture: Built initial MVP for RideFlag iOS app from scratch using Objective-C, establishing core navigation and data architecture.
- Technical Design: Developed logic and workflow for complex hand-held applications, ensuring scalability for high-concurrency user environments.
- Code Quality: Introduced stricter code review standards and architecture patterns to reduce technical debt in early-stage products.
Software Engineer
Ergo Ventures Ltd
Dhaka, Bangladesh
2011.05 - 2013.07
- Cross-Platform Dev: Designed, developed, and tested various mobile games and apps across iOS (Objective-C), Android (Java), and ActionScript.
- Logic Development: Built core game loops and application logic for interactive mobile experiences.
- Early Success: Meet aggressive client delivery timelines for initial mobile product launches.
Web Developer
TrumpBiz Commerce.
Dhaka
2011.02 - 2011.04
- Developed and configured websites using PHP CodeIgniter framework
Education
Bachelor of Science - Computer Science and Engineering
Military Institute of Science And Technology
DHAKA, BANGLADESH 02/2007 - 11/2010
Skills
- Swift and Kotlin
- Dart and Objective-C
- iOS and Android development
- Flutter framework
- Java and Python
- MVVM architecture
- Clean architecture principles
- CI/CD
- Modular design
- Offline-first design strategies
- Push notifications and deep linking
- Firebase authentication, FireStore and Storage
- Firebase functions, Extensions and Google Cloud services
- REST APIs integration
- Stripe integration solutions
- Version control with Git and SVN
- SQLite, MySQL, and PostgreSQL databases
Websites
Volunteering
Tech Tutor, LifeLines, Brighton and Hove, Ongoing, Supporting adults with digital skills and technology adoption as part of a local Tech Tutor programme.
Timeline
Senior Mobile Engineer / Tech Lead
Fitness Business Profits
2024.01 - 2026.05
Remote Consultant
Kaz Software
2023.04 - 2023.12
Senior Software Engineer
Kaz Software
2021.11 - 2023.03
Program Manager/Mobile Lead
Ergo Ventures Ltd
2016.09 - 2021.10
Senior Software Engineer
Ergo Ventures Ltd
2013.08 - 2016.08
Software Engineer
Ergo Ventures Ltd
2011.05 - 2013.07
Web Developer
TrumpBiz Commerce.
2011.02 - 2011.04
Bachelor of Science - Computer Science and Engineering
Military Institute of Science And Technology
02/2007 - 11/2010