Summary
Shahzada S is a Senior Frontend Engineer with over six years of experience building high-performance, scalable web applications for enterprise SaaS and large-scale e-commerce platforms. He specializes in modern frontend ecosystems including React.js, Next.js, TypeScript, Angular, and Remix, with a strong track record of delivering production-grade interfaces for revenue-critical systems serving businesses with tens of millions in monthly transactions. Shahzada is highly skilled in frontend architecture, performance optimization, and state management, consistently improving page load times, Core Web Vitals, and overall application responsiveness. His expertise extends to building and integrating headless CMS and e-commerce solutions using Shopify, Contentful, Strapi, and GraphQL and RESTful APIs. He brings a strong quality-driven mindset, implementing robust testing strategies with Jest and React Testing Library to achieve high code coverage and reduce production defects. Complementing his frontend depth, he has solid experience with CI/CD pipelines, Docker, AWS, and modern build tooling, and is deeply committed to accessibility (A11y), responsive design, and clean, maintainable code through established best practices and rigorous code reviews.
Meet Shahzada S.
Assessment Scores
Perfect on Implement LRU Cache Algorithm, Difficulty Medium
Great on Real-Time Dashboard in React, Difficulty Medium
Great score on Validate Parentheses in a String, Difficulty Medium
Great score on Word Search in Grid, Difficulty Hard
Great score on Reverse Digits of a 32-bit Integer, Difficulty Hard
Experience
Convert Digital, AU
Senior Frontend Engineer
Full-Time
Jan 2021 — Present
Lead frontend development using React.js, Next.js, and TypeScript for large-scale e-commerce solutions serving Australian companies with $50-60M monthly revenue
Spearheaded adoption of Remix framework for building high-performance Shopify storefronts, improving page load times by 45%
Conducted code reviews and established frontend best practices, increasing code quality by 35% as measured by static analysis tools
Implemented comprehensive testing strategies achieving 95% code coverage, significantly reducing production bugs
Technologies:
React.js
Next.js
TypeScript
xiQ Inc, California, USA
Senior Frontend Developer
Full-Time
Jan 2019 — Jun 2021
Developed enterprise-level SaaS for Sales and Marketing in Fortune 500 companies
Architected scalable frontend solutions using React.js, Next.js, and TypeScript, improving application performance by 40% and reducing load times by 50%
Collaborated with cross-functional teams to design and implement 15+ product features, contributing to 45% user base growth
Led development of AI-based marketing platform frontend, implementing responsive interfaces that increased lead conversion rates by 28%
Integrated RESTful APIs and third-party services, improving data handling efficiency and user experience
Technologies:
React.js
Next.js
TypeScript
Techbay Solutions
Senior Frontend Developer
Full-Time
Jan 2018 — May 2019
Led frontend development for rentmyride.ae using React.js and TypeScript, achieving 40% increase in user engagement and 25% boost in conversion rates
Championed TypeScript adoption across frontend projects, reducing type-related bugs by 80% and improving code maintainability
Conducted performance audits using Lighthouse and WebPageTest, consistently achieving 90+ scores for Performance and Accessibility
Integrated payment gateways and third-party APIs for e-commerce platforms, increasing successful transaction rates by 28%
Established robust testing suite using Jest and React Testing Library with 95% code coverage
Designed and developed 15+ high-conversion landing pages using React.js, achieving average 35% conversion rate increase through A/B testing
Technologies:
React.js
TypeScript
Projects
Led the frontend development of the complete redesign of ChemistWarehouse.com.au — Australia’s largest pharmacy and medicine ecommerce platform. We rebuilt the user experience with a Next.js + React.js frontend, powered by TypeScript for type safety and scalable code. The site was integrated with a headless CMS (e.g., Contentful) and modern ecommerce platforms to enable dynamic content and fast page performance. Our focus on performance, accessibility, and responsiveness helped deliver a seamless shopping experience to millions of customers nationwide
Worked on the development of xiQ’s Workbench, a powerful profile-based marketing tool used by several Fortune 500 companies to drive personalized engagement and insights. Built a responsive, high-quality frontend with React.js, Tailwind CSS, and Redux for state management, ensuring a seamless user experience across complex workflows. Collaborated closely with backend engineers on a Python-based API to support real-time data processing, user profile insights, and campaign orchestration. Focused on performance, usability, and scalable architecture to support enterprise-grade customers.
Led the redesign of the One Stream multistreaming platform, enabling users to broadcast live or pre-recorded video to 45+ social media platforms and web destinations simultaneously. Reimagined and rebuilt the user interface with a focus on usability, performance, and scalability, modernizing workflows for stream setup, destination management, and real-time monitoring. Implemented a clean, responsive frontend using React.js and Tailwind CSS, enhancing clarity and efficiency for complex streaming configurations. Collaborated on optimizing backend integrations to ensure low-latency delivery and seamless multistream connections across diverse APIs and platforms. The redesign significantly improved user engagement, reduced cognitive load, and streamlined the overall streaming experience.
Developed the frontend for RentMyRide.ae, a modern vehicle rental marketplace built with Next.js to deliver fast, SEO-optimized, and highly responsive user experiences. Designed and implemented key features including dynamic listings, search and filtering, booking workflows, and user dashboards using server-side rendering and static generation where appropriate. Collaborated with backend and design teams to integrate APIs, ensure performance at scale, and provide a seamless experience across devices. Focused on clean architecture and maintainability to support future product growth and enhancements.
Education
Bachelor of Science in Computer Science
2013 - 2017
Lancaster University
Lancaster, UK
