JLL Frontend Developer Interview Experience (React, API, Pagination, Filters)
April 7, 2026Detailed JLL frontend developer interview experience covering React hands-on rounds: API integration, pagination, table with filters, and hiring outcome.
I’m Pavan Shinde, a software developer passionate about building scalable systems, learning deeply, and sharing knowledge through writing.
Professional journey and achievements
Persistent Systems · Feb 2024 - Present
Leading UI teams and driving frontend architecture. Built microfrontend-based admin reporting dashboards using React, Styled Components, and Webpack Module Federation. Developed healthcare assessment dashboards and headless blogs using Next.js, Redux Toolkit, Tailwind, Contentful, and GraphQL • Actively involved in code reviews and architectural decisions.
Infosys Ltd. · Jan 2023 - Feb 2024
Modernized legacy loyalty reward dashboards using React, GraphQL, and Node.js. Implemented micro frontend architecture resulting in ~50% improvement in page load time. Achieved 100% test coverage using Jest and React Testing Library. Used Redux for state management and React-Intl for internationalization. Deployed production builds using Git and Jenkins.
Infosys Ltd. · Jan 2022 - Dec 2022
Delivered UI enhancements, code refactoring, and localization for financial services applications. Implemented analytics to track user engagement. Created API mocks to speed up development by 50%. Optimized dashboards to significantly improve performance. Earned client appreciations and Infosys RISE DX – Tech Maestro Award.
QuinStreet Software Pvt. Ltd. · Jul 2021 - Dec 2021
Migrated, Redesigned Insure.com to new platform and successfully deployed to production. Improved website performance by optimizing Page Speed and Core Web Vitals; deployed changes to production. Built custom WordPress Gutenberg blocks with React, plugins, and shortcodes.
QuinStreet Software Pvt. Ltd. · Sep 2017 - Jul 2021
Led and contributed to development of Insure.com, Insurance.com, and CarInsurance.com. Migrated platforms to mobile-first, responsive architectures. Built high-impact insurance tools contributing ~40% revenue growth. Improved site performance to 95+ PageSpeed score. Implemented PWA, AMP, and resolved critical security vulnerabilities.
QuinStreet Software Pvt. Ltd. · Feb 2017 - Aug 2017
Built and debugged production-ready UI components using HTML, CSS, and JavaScript. Integrated frontend features with backend services. Collaborated with cross-functional teams to optimize and enhance web applications.
Technologies and tools I work with
Recent insights and articles
Detailed JLL frontend developer interview experience covering React hands-on rounds: API integration, pagination, table with filters, and hiring outcome.
May 2025. Referral → recruiter screener → React pair-coding on HackerRank: fix a calculator UI and implement operations. What worked, what didn’t, and what I’d do differently.
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