Hi, I'm Muhammad Zulqarnain, a Senior Full Stack Engineer based in Helsinki with a passion for building reliable, scalable software. I enjoy designing systems that handle real-time collaboration, robust authentication, and smooth user experiences. My strengths include Node.js, TypeScript, Web Sockets, React, and building backend services at scale, always keeping reliability, security, and performance in focus.\n\nI've led end-to-end product development across remote and on-site teams, shipping features for SaaS platforms, optimizing release velocity, and mentoring teammates. I'm excited to bring pragmatic, product-minded engineering to create delightful, secure software that users love.

Muhammad Zulqarnain

Hi, I'm Muhammad Zulqarnain, a Senior Full Stack Engineer based in Helsinki with a passion for building reliable, scalable software. I enjoy designing systems that handle real-time collaboration, robust authentication, and smooth user experiences. My strengths include Node.js, TypeScript, Web Sockets, React, and building backend services at scale, always keeping reliability, security, and performance in focus.\n\nI've led end-to-end product development across remote and on-site teams, shipping features for SaaS platforms, optimizing release velocity, and mentoring teammates. I'm excited to bring pragmatic, product-minded engineering to create delightful, secure software that users love.

Available to hire

Hi, I’m Muhammad Zulqarnain, a Senior Full Stack Engineer based in Helsinki with a passion for building reliable, scalable software. I enjoy designing systems that handle real-time collaboration, robust authentication, and smooth user experiences. My strengths include Node.js, TypeScript, Web Sockets, React, and building backend services at scale, always keeping reliability, security, and performance in focus.\n\nI’ve led end-to-end product development across remote and on-site teams, shipping features for SaaS platforms, optimizing release velocity, and mentoring teammates. I’m excited to bring pragmatic, product-minded engineering to create delightful, secure software that users love.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
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Language

English
Fluent

Work Experience

Full Stack Developer at Quran Foundation
January 20, 2024 - Present
Shipping performance-critical features for platforms serving 50M+ global users; directly improving retention and accessibility. Reduced average page load time by ~25% by optimizing Next.js SSR, component rendering, and asset delivery.
Full Stack Developer at Dev Crew IO
March 20, 2023 - April 2, 2024
Built and scaled real-time collaboration platform using MERN stack and Socket.IO, supporting live chat, tasks, and analytics workflows. End-to-end feature development (backend APIs → React frontend) and improved release velocity and system reliability.
Sr. Software Engineer at Odyssey Solutions
October 1, 2022 - March 1, 2023
Led development of multiple SaaS products using MERN stack, reducing delivery times by ~30%. Implemented reusable architecture and internal libraries saving 100+ engineering hours per year.
Sr. Software Engineer at Cloudpacer
January 1, 2020 - September 30, 2022
Delivered full-stack features for US clients, increasing feature delivery speed by ~25%. Improved security posture by implementing authentication standards and structured code reviews.
Associate Software Engineer (Intern) at DIT GCU Lab
June 1, 2018 - November 20, 2019
Built React + Node.js applications for student portals, improving usability by ~40%. Implemented secure authentication workflows and integrated production-grade UI components.
Full Stack Developer (Remote) at Quran Foundation
January 1, 2024 - Present
Shipped performance-critical features for platforms serving 50M+ global users, directly improving retention and accessibility.
Full Stack Developer at DevCrew IO
March 1, 2023 - April 1, 2024
Owned end-to-end features from backend APIs to React frontend; improved release velocity and system reliability.
Associate Software Engineer (Intern) at DIT GCU Lahore
June 1, 2018 - November 1, 2019
Built React + Node.js applications for student portals, improving usability by ~40%.

Education

BS Honors in Computer Science at Government College University, Lahore
January 11, 2030 - June 20, 2020
BS(Hons) in Computer Science at Government College University
January 11, 2030 - June 20, 2020

Qualifications

Software Engineer - HackerRank
January 11, 2030 - January 19, 2026
JavaScript - HackerRank
January 11, 2030 - January 19, 2026
React - HackerRank
January 11, 2030 - January 19, 2026
Python - HackerRank
January 11, 2030 - January 19, 2026
Node.js - HackerRank
January 11, 2030 - January 19, 2026
HackerRank JavaScript (Advanced)
January 11, 2030 - January 19, 2026
HackerRank React
January 11, 2030 - January 19, 2026
HackerRank Python
January 11, 2030 - January 19, 2026
HackerRank Node.js
January 11, 2030 - January 19, 2026
HackerRank CSS
January 11, 2030 - January 19, 2026
HackerRank SQL (Advanced)
January 11, 2030 - January 19, 2026
HackerRank Problem Solving
January 11, 2030 - January 19, 2026

Industry Experience

Software & Internet, Professional Services, Media & Entertainment