Muhammad Jahanzaib

Senior Frontend Engineer crafting exceptional digital products with React, Next.js, and TypeScript.

Contact MeDownload CV

My Journey

About Me

I build systems that scale gracefully. My approach combines deep technical expertise with a designer's eye for detail, ensuring every pixel serves a purpose.

With over 5 years of experience, I've helped startups and enterprises ship high-leverage products. My expertise spans: React, Next.js, React Native, TypeScript, Node.js, and modern CSS solutions.

2021

Started my development career

2022

Built and shipped a React Native app with 500K+ downloads

2023

Led migration to Next.js App Router, reducing bundle size by 40%

2024

Open-sourced a design system used by 20+ teams

2025

Published technical articles reaching 100K+ developers

15
projects
100K+
users
5
years
3
awards

Technical Stack

Skills & Expertise

Frontend

React95%
Next.js95%
TypeScript90%
Tailwind CSS95%
Framer Motion90%

Mobile

React Native85%
Expo80%
Redux Toolkit85%
Zustand90%

Tools

Git95%
Vercel90%
AWS80%
Docker85%
Figma85%

Work

Selected Projects

Design System Framework

A comprehensive design system powering multiple products at scale.

Q1 2024 - Q3 2024

Lead Frontend Engineer

Live DemoSource
ReactStorybookFigma APITypeScriptTailwind
Project Image
Design System Framework

AI-Powered Analytics Dashboard

A real-time analytics platform with predictive insights.

Q2 2024 - Q4 2024

Frontend Architect

Live DemoSource
Next.jsReactD3.jsPythonPostgreSQLRedis
Project Image
AI-Powered Analytics Dashboard

Mobile-First E-commerce App

A cross-platform e-commerce application with offline-first capabilities.

Q3 2023 - Q2 2024

React Native Developer

Live DemoSource
React NativeExpoReduxGraphQLFirebase
Project Image
Mobile-First E-commerce App

Career

Experience

Senior Frontend Engineer

Apprex Systems • Remote
2024 - Present

Lead frontend engineering for enterprise-scale applications. Architecture design, team mentoring, and performance optimization.

Key Achievements

  • Reduced bundle size by 40% through code splitting and tree-shaking
  • Improved Core Web Vitals scores across all products
  • Built reusable component library with 100+ components
  • Mentored 5 junior developers to senior roles
ReactNext.jsTypeScriptTailwindGraphQL

Frontend Engineer

TechStart Inc. • San Francisco, CA
2022 - 2024

Built customer-facing products with a focus on performance and user experience.

Key Achievements

  • Launched e-commerce platform serving 1M+ users
  • Reduced page load time by 50%
  • Implemented automated testing with 90% coverage
ReactNext.jsTypeScriptJestCypress

Junior Frontend Developer

StartupXYZ • Austin, TX
2021 - 2022

Started my development career building modern web applications with React and Next.js.

Key Achievements

  • Built MVP that acquired first 10K users
  • Created design system adopted company-wide
  • Contributed to open-source projects
ReactNext.jsCSS-in-JSFirebase

Testimonials

What Colleagues Say

SJ
Sarah Johnson
CTO, TechStart Inc.

Muhammad led our frontend rewrite using Next.js and TypeScript. The result was a 60% reduction in bundle size and flawless performance.

MC
Michael Chen
Product Lead, Apprex Systems

Working with Muhammad transformed our product delivery. He takes complex problems and makes them elegantly simple.

ER
Emily Rodriguez
Engineering Manager, DigitalFlow

Muhammad built our React Native app that now serves 500K+ users. His attention to detail is exceptional.

DK
David Kim
Founder, StartupXYZ

Muhammad joined as a junior and grew into one of our most valuable engineers. He taught our team better patterns.

Contributions

Open Source

Design System

A comprehensive design system for React applications

TypeScript
1,240 ⭐
View Project

React Components

A collection of accessible UI components

JavaScript
850 ⭐
View Project

Portfolio Starter

A modern portfolio starter in Next.js

TypeScript
520 ⭐
View Project

Recognition

Achievements

2024

Featured Contributor

Next.js Community

Contributed official examples and documentation improvements

2023

Open Source Award

GitHub Stars

Design system reached 1K stars

2022

Best Hackathon Project

TechCrunch Disrupt

AI-Powered Productivity Tool

Get In Touch

I'm always interested in new opportunities and collaborations. Let's chat about how I can help bring your ideas to life.

m.jahanzaibjameel@gmail.com
Available for remote work
Remote

Muhammad Jahanzaib

Senior Frontend Engineer crafting exceptional digital experiences with React, Next.js, and TypeScript.

Quick Links

  • Home
  • About
  • Skills
  • Projects
  • Contact

Connect

Remote

m.jahanzaibjameel@gmail.com

© 2026 Muhammad Jahanzaib. All rights reserved.