Experience
Where I've worked
Roles and projects that shaped how I build software.
Jan 2026 — Present · 10 mos
Rooya
London, UK
Software EngineerJan 2026 — Present · 10 mos
- Architected a saga-based vehicle-fleet-transfer system across 6 microservices (River Queue) — atomic migration, S3 relocation, 100% automated compensation, partition-aware scaling, zero manual rollback.
- Built a driving-event labelling platform ingesting ~163K+ dashcam events/day via Kafka, with REST review APIs, an async update queue, and cron-based maintenance jobs.
- Set the org's schema-migration (Atlas) and tracing (OTel + LGTM) standards across 26 services, cutting cross-service diagnosis time.
Jul 2025 — Dec 2025 · 6 mos
Tenbyte SDN BHD
Kuala Lumpur, MY
Sr Golang EngineerJul 2025 — Dec 2025 · 6 mos
- Built a Billing Service supporting 3 usage models (metered, recurring, overage) for the platform's full customer base, with no billing-correctness incidents in production.
- Provisioned CDN, origin infrastructure, and routing for major OTT/e-commerce/education clients; introduced CI/CD across 16 services.
- Engineered a real-time image-optimization proxy, cutting image size ~96% (4MB → 150KB) and bandwidth proportionally across client sites.
- Shipped a video-migration system (Uber FX, Asynq, Redis, PostgreSQL) for bulk transfer across 5 providers, with retry + idempotency ensuring zero lost media.
- Authored 3 internal platform libraries (TypeShift, go-etl, Auth SDK) adopted across 18 services, cutting boilerplate and new-service setup time.
Jan 2024 — Jun 2025 · 1 yr 6 mos
10 Minute School
Dhaka, BD
Largest EdTech platform in Bangladesh.
Backend Engineer, Specialist - Level 2Jan 2024 — Jun 2025 · 1 yr 6 mos
- Developed a robust Booking Service (Go, Kubernetes); served 360K+ users, raising conversion by 19% and attendance from 16% to 55%.
- Built event-driven gamification for K-12, boosting engagement by 37% (via DAUs & session length).
- Devised a behavioral analytics pipeline (TypeScript, Airflow, InfluxDB, RabbitMQ), boosting engagement by 3.4× and driving data-driven personalization across products.
- Optimized Exam Service, reducing API response time by 95% (3900ms to 160ms), improving user experience.
Mar 2019 — Dec 2023 · 4 yrs 10 mos
Truck Lagbe Inc.
Dhaka, BD
Largest logistics provider in Bangladesh.
Senior Software EngineerJan 2023 — Dec 2023 · 1 yr
- Led 4-6 engineers, ensured on-time delivery, reduced post-release bugs by 75%, upheld standards.
- Crafted SaaS balance & marketplace services handling 120K+ ops/day, covering 100% of business flows.
- Built a seamless subscription system, reducing manual effort by 70%, improving billing success rate to 97%.
- Collaborated across 6+ teams, elevated architecture discussions, drove agile development for innovative solutions.
Software EngineerJan 2021 — Dec 2022 · 2 yrs
- Coded Image Server in Golang with GCS + Redis, cutting load time nearly 80%, lowering bandwidth use.
- Spearheaded Driver Referral service, achieving a 27% decrease in on-boarding expenses.
- Introduced Express Gateway for API throttling, caching, and versioning, improving system stability.
- Managed infrastructure with 99.95% uptime, reducing P1 incident response time by 44%.
Junior Software EngineerMar 2019 — Dec 2020 · 1 yr 10 mos
- Designed Cash Disbursement service in Node.js, MySQL, and Cron; processed 1.5M–2M BDT daily.
- Built scalable Admin Panel APIs used by 15+ internal teams, enabling access to millions of trip logs.
- Integrated bKash/SSLCommerz gateways, handling 82% of transactions with 99.5% success rate.
- Automated push notification workflows, lifting marketing reach by 2.3x and increasing campaign CTR by 18%.