Md. Saniuzzaman Robin
Full-Stack Software Engineer
Software Engineer with 5+ years of experience building high-traffic, production-grade applications for millions of global users. Expert in Next.js/NestJS/MongoDB/Redis and Angular. Proven track record in microservices design, tech leadership, performance optimization, and transforming complex business requirements into scalable architectures. Strong computer science foundation rooted in competitive programming (ICPC Regional).
Experience
Bitsmedia Pte Ltd.
Software Engineer (Full-Stack)
- ▸Migrated Prayer Times engine from Kotlin to NestJS with MaxMind GeoIP & Google Maps APIs
- ▸Re-platformed Giving donation engine from WordPress to Next.js/WooCommerce — drove 30% YoY donation increase
- ▸Engineered Admin Console from scratch in Next.js with auth, reusable tables, forms, and navigation
- ▸Built Qalbox video streaming: completed shorts page, integrated live streaming and search
- ▸Delivered backend microservices for Journal, Inspiration, Referral, and Gamification features
- ▸Led Settings Revamp: migrated JSON data-fetching to modular, stream-optimized feature components
- ▸Implemented Islamic Calendar backend APIs and supported FE integration
- ▸Integrated SEO (structured data, sitemaps, og tags, robots.txt) and Google Ads & Analytics
- ▸Implemented Redis caching, MongoDB index optimization, and SSR/SSG/streaming for performance
- ▸Conduct code reviews, architecture feedback, and guide engineering peers
KONA Software Lab Ltd.
Software Engineer - L02
- ▸Spearheaded multi-tenant e-commerce Admin Panel in Angular with RBAC and dynamic URL-based bootstrap
- ▸Implemented complex features: inventory, product & order pipelines, reporting, real-time notifications
- ▸Owned internal frontend libraries (auth, themes, query/command services, WebSockets) for cross-team efficiency
- ▸Collaborated with PM, HOD, Principal Architects, designers, and QA for quarterly roadmap delivery
- ▸Expanded to .NET 6 backend — implemented CQRS, SAGA patterns and product/order/cart microservices
SELISE Digital Platforms
Software Engineer
- ▸Joined via STP (Super Talent Program) — achieved top 10 out of hundreds of applicants
- ▸Acted as primary frontend driver — independently executed 60–70% of all UI deliverables
- ▸Built complex Angular UI for IPEX AG: reactive forms, calculation engines, data tables, drag-and-drop dashboards
- ▸Implemented automated OCR-based PDF processing pipeline for insurance claim case management
- ▸Developed Selenium wrapper framework automating regression testing across 6+ enterprise platforms
- ▸Conducted JMeter load testing to isolate and resolve performance bottlenecks
Technical Skills
Frontend
Next.js, Angular, React, Tailwind CSS, RxJS, Zustand, Angular Material, Shadcn, WooCommerce
Backend
NestJS, .NET 6 (C#), GCP, Google Pub/Sub, Redis, MongoDB, REST, Microservices, CQRS, SAGA, SOLID
Tools & Others
Git, Selenium, JMeter, Jest, MaxMind GeoIP, SEO, Google Analytics (GTM), AI Tools (Gemini/Copilot), Agile, Scrum
Education & CP
B.Sc. in Computer Science & Engineering
Cumilla University
01/2016 - 12/2020 · Cumilla, Bangladesh
Competitive Programming
- ▸Solved 1700+ problems (Codeforces Specialist — Max Rating 1544)
- ▸Participated in 10+ national contests: ICPC Dhaka Regional, NCPC, and university circuits
- ▸Led CP team; later selected as member of the university's first-choice team
- ▸Official Judge & Problem Setter for intra and inter-university programming contests
Problem Setter & Judge
Designed, tested, and judged problems for several Intra and Inter-University Programming contests, ensuring mathematical rigor and fairness.
Ready to work together?
Let's connect and discuss how I can contribute to your next project.