- πΌ
Senior Frontend Engineerwith 7+ years of experience building production React and Next.js applications, with hands-on backend experience inNode.jsand.NET. - π’ Currently at Hyperbolic ApS (remote, Copenhagen) β developing regulated pharmaceuticals manufacturing solutions.
- π Led distributed frontend teams across EMEA and APAC since 2022, maintaining consistent daily overlap and async handoffs to keep delivery uninterrupted across time zones.
- π Proven at shipping high-impact frontend apps autonomously in remote and async environments, with measurable performance gains through virtualization, SSR, and image optimization.
- π B.Sc. CSE (MIST), MBA Operations & Project Management (University of Mysore).
- π Open to full-time remote opportunities β see more details, or reach me at
saqlain.mahmud@yahoo.comor LinkedIn.
Jan 2025 β Present Β· Copenhagen, Denmark
- Delivered core features across 5+ production releases in React while working fully async/remote with a distributed team supporting regulated pharmaceuticals manufacturing operations.
- Led end-to-end migration of 100% of the production frontend to the latest React and Ant Design versions, restoring vendor security support and eliminating deprecated dependencies.
- Designed and built .NET APIs powering core production workflows across 3+ manufacturing modules, enabling the React frontend to support real-time regulated operations.
- Cut critical API latency from 20s to <1s through database indexing and denormalization, unblocking a core production workflow.
- Wrote unit and integration tests with Vitest and React Testing Library across core React modules, catching regressions pre-release and raising test coverage to 60%+.
Feb 2024 β Dec 2024 Β· Dhaka, Bangladesh
- Led 2 frontend engineers on a process-management app; improved key workflows and reduced list-page memory usage 50% with TanStack Virtual.
- Owned frontend delivery with product and design across distributed teams, scoping and shipping 10+ features per quarter.
- Drove quarterly roadmap alignment across product, design, and engineering for a global enterprise app, delivering 100% of committed workflow features on schedule across 4 consecutive quarters.
- Established code review practices and frontend standards for a 3-person team, improving delivery consistency across 10+ feature releases per quarter.
Mar 2022 β Jan 2024 Β· Dhaka, Bangladesh
- Built a scalable social platform for game developers with automated workflows, reducing manual status-update overhead by consolidating team communication into one platform.
- Improved SEO with Next.js SSR and image optimization, increasing search rankings 10% and reducing landing-page image sizes 80%.
- Built a React admin dashboard for an IoT fleet-management startup, enabling real-time device monitoring and reducing manual ops work ~30%.
- Collaborated asynchronously with a distributed global team across multiple time zones to accelerate feature delivery on a multi-market product.
Sep 2019 β Feb 2022 Β· Dhaka, Bangladesh
- Built a custom calendar-based scheduling and reservation system for a dental clinic, expanding booking capacity 20%.
- Built REST APIs with Node.js and optimized database queries, reducing server response times 15%.
- Implemented real-time messaging with Socket.io and push notifications with Pusher.js, automating appointment alerts for 100% of patient bookings.
- Developed responsive UIs for clinic staff and patients, independently owning 100% of frontend delivery with minimal oversight.
- MBA, Operations and Project Management β University of Mysore (Jul 2022 β Nov 2024)
- B.Sc., Computer Science and Engineering β Military Institute of Science and Technology (Feb 2015 β Dec 2018)
- Frontend Developer (React) β HackerRank (Aug 2026)
- Introduction to Information Security Basics β Monstarlab (Jun 2022)
- React: Design Patterns β LinkedIn (May 2022)

