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I am a frontend performance architect with a passion for scalable UI systems and component-driven architecture. I focus on optimizing rendering pipelines, mentoring engineers, and establishing architectural patterns that improve performance and code quality. With a proven track record of reducing development friction and enabling faster feature shipping, I advocate practical engineering practices and cross-team collaboration to deliver reliable, accessible, and delightful user interfaces.…I am a frontend performance architect with a passion for scalable UI systems and component-driven architecture. I focus on optimizing rendering pipelines, mentoring engineers, and establishing architectural patterns that improve performance and code quality. With a proven track record of reducing development friction and enabling faster feature shipping, I advocate practical engineering practices and cross-team collaboration to deliver reliable, accessible, and delightful user interfaces.

Joshua Ta Zeem

Front-End Developer, Web Developer, Architect, +2

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I am a frontend performance architect with a passion for scalable UI systems and component-driven architecture. I focus on optimizing rendering pipelines, mentoring engineers, and establishing architectural patterns that improve performance and code quality. With a proven track record of reducing development friction and enabling faster feature shipping, I advocate practical engineering practices and cross-team collaboration to deliver reliable, accessible, and delightful user interfaces.…I am a frontend performance architect with a passion for scalable UI systems and component-driven architecture. I focus on optimizing rendering pipelines, mentoring engineers, and establishing architectural patterns that improve performance and code quality. With a proven track record of reducing development friction and enabling faster feature shipping, I advocate practical engineering practices and cross-team collaboration to deliver reliable, accessible, and delightful user interfaces.

Available to hire

I am a frontend performance architect with a passion for scalable UI systems and component-driven architecture. I focus on optimizing rendering pipelines, mentoring engineers, and establishing architectural patterns that improve performance and code quality.

With a proven track record of reducing development friction and enabling faster feature shipping, I advocate practical engineering practices and cross-team collaboration to deliver reliable, accessible, and delightful user interfaces.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

English

Advanced

Urdu

Advanced

Work Experience

Frontend Systems Engineer – Component Architecture

January 1, 2025 - November 11, 2025

Led design and implementation of an IoT-based solution with an atomic component system featuring 20+ composable primitives; established a design token framework; reduced re-renders by 70% through memoization and prop optimization; implemented a real-time synchronization layer with WebSocket orchestration; built real-time, responsive UI with optimistic rendering; maintained 60 FPS during high-frequency updates.

Frontend Systems Engineer – Application Architecture

December 31, 2024 - December 31, 2024

Led migration from Create React App to Next.js, implemented file-based routing, and integrated SSR for SEO with CSR for interactivity; improved First Contentful Paint from ~3s to ~1s; boosted SEO score by 40 points; mentored 3 junior developers; established code-review guidelines and architectural consistency across 12+ features.

Frontend Engineer – Component Architecture

February 28, 2023 - February 28, 2023

Architected a type-safe component library using TypeScript; implemented strict typing and prop validation; reduced run-time errors by 40% and improved developer productivity through better IDE support; designed declarative data fetching layer with custom React hooks; established error boundaries and cache invalidation strategies, reducing support tickets by 30% and enabling predictable data flows.

Education

Bachelor of Science in Electrical Engineering (Computer Engineering Specialization) at National University of Computer and Emerging Sciences (NUCES-FAST)

August 1, 2018 - November 1, 2022