I am a senior frontend engineer with more than four years of experience building scalable, production-ready web and mobile applications. I specialize in React.js, React Native, Next.js, TypeScript, JavaScript, and responsive interface development. I enjoy turning complex requirements into efficient, user-friendly products and have contributed to SaaS platforms, procurement applications, real-time data solutions, and mobile experiences. I work closely with backend and cross-functional teams to integrate APIs, improve performance, and create maintainable technical solutions. From implementing reusable multi-tenant components and AI-powered features to optimizing state management, caching, and page load times, I am passionate about delivering polished products that provide a smooth experience for users and support long-term business goals.

Sameer Sabir

I am a senior frontend engineer with more than four years of experience building scalable, production-ready web and mobile applications. I specialize in React.js, React Native, Next.js, TypeScript, JavaScript, and responsive interface development. I enjoy turning complex requirements into efficient, user-friendly products and have contributed to SaaS platforms, procurement applications, real-time data solutions, and mobile experiences. I work closely with backend and cross-functional teams to integrate APIs, improve performance, and create maintainable technical solutions. From implementing reusable multi-tenant components and AI-powered features to optimizing state management, caching, and page load times, I am passionate about delivering polished products that provide a smooth experience for users and support long-term business goals.

Available to hire

I am a senior frontend engineer with more than four years of experience building scalable, production-ready web and mobile applications. I specialize in React.js, React Native, Next.js, TypeScript, JavaScript, and responsive interface development. I enjoy turning complex requirements into efficient, user-friendly products and have contributed to SaaS platforms, procurement applications, real-time data solutions, and mobile experiences.

I work closely with backend and cross-functional teams to integrate APIs, improve performance, and create maintainable technical solutions. From implementing reusable multi-tenant components and AI-powered features to optimizing state management, caching, and page load times, I am passionate about delivering polished products that provide a smooth experience for users and support long-term business goals.

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Experience Level

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

English
Advanced

Work Experience

Frontend Developer at Reflys APP (BJS Solutions)
August 1, 2025 - Present
Developed a high-performance web platform using React.js and TypeScript, decreasing page load times by 30% through code-splitting and lazy loading; integrated Redux Toolkit for efficient state management; enhanced UI/UX with real-time data APIs; embedded OpenAI APIs for AI-powered content generation features.
Next.js Developer at Reactive Code Labs
August 1, 2025 - November 25, 2025
Contributed to the development of a multi-tenant SaaS web app using Next.js and React, delivering scalable UI and performance improvements.
Frontend Developer at Cross Sonic
April 1, 2025 - April 1, 2025
Developed and deployed a production-ready web application using React.js and Tailwind CSS, ensuring responsive and visually appealing UI. Ensured cross-browser compatibility and integrated third-party APIs for real-time data to maintain a consistent user experience across major browsers.
Front-End Developer at Cross Sonic
July 1, 2024 - April 1, 2025
Developed production-ready web applications using React.js and Tailwind CSS, ensuring responsive and visually appealing interfaces. Ensured cross-browser compatibility and implemented REST APIs and third-party integrations; led UI/UX improvements.
Frontend Developer at Cross Sonic
July 1, 2024 - April 1, 2025
Developed and deployed production-ready web applications using React.js and Tailwind CSS, ensuring responsive and visually appealing user interfaces; ensured cross-browser compatibility to provide a consistent user experience across major browsers; integrated third-party APIs to enable real-time data functionality and enhanced app performance.
Senior Frontend Engineer at BJS Software Solutions
October 1, 2021 - June 30, 2024
Delivered 5+ production-ready web applications using React.js; spearheaded Redux-based state management across applications; streamlined data flow and accelerated feature implementation cycles through improved maintainability; collaborated with backend teams to create scalable API endpoints; led UI/UX improvements and reduced user-reported issues by 80% through testing and optimization.
Senior Frontend Engineer at BJS Soft Solutions
October 1, 2021 - November 25, 2025
Delivered 5+ production-ready web applications using React.js. Led Redux-based state management, streamlined data flow across applications, and collaborated with backend teams to create scalable API endpoints. Led UI/UX improvements, reducing user-reported issues through thorough testing and optimization.

Education

BSCS (Hons) at National College of Business Administration & Economics (NCBA&E)
October 1, 2019 - July 1, 2023
BSCS (Honors) at NCBA&E
October 1, 2019 - July 1, 2023
BSCS (Hons) at NCBA&E (National College of Business Administration & Economics), Lahore, Pakistan
October 1, 2019 - July 1, 2023
Bachelor of Science in Computer Science (Hons) at National College of Business Administration & Economics (NCBA&E)
October 1, 2019 - July 2, 2023

Qualifications

React Developer (HackerRank)
January 11, 2030 - November 25, 2025
REST API (HackerRank)
January 11, 2030 - November 25, 2025
Problem Solving (HackerRank)
January 11, 2030 - November 25, 2025
React Developer (HackerRank)
January 11, 2030 - December 1, 2025
REST API (HackerRank)
January 11, 2030 - December 1, 2025
Problem Solving (HackerRank)
January 11, 2030 - December 1, 2025
React Developer (HackerRank)
January 11, 2030 - January 9, 2026
REST API (HackerRank)
January 11, 2030 - January 9, 2026
Problem Solving (HackerRank)
January 11, 2030 - January 9, 2026
React Developer (HackerRank)
January 11, 2030 - January 9, 2026
REST API (HackerRank)
January 11, 2030 - January 9, 2026
Problem Solving (HackerRank)
January 11, 2030 - January 9, 2026

Industry Experience

Software & Internet, Media & Entertainment, Professional Services