Jui Mandal

Full-stack developer @ Capgemini || Ex SDE- Holiday hub · Pune District, Maharashtra, India

Full Stack Developer with hands-on experience building production-grade systems across enterprise and startup environments. Currently working at Capgemini as a Full Stack Developer, contributing to internal enterprise applications using NodeJS, Spring Boot, PostgreSQL, and React. I work on backend-heavy systems, REST API design, database optimization, and scalable architectures, not just surface-level UI work. Previously a Founding Full Stack Developer at Holiday Hub Pvt Ltd, where I helped build and scale a real world booking and CRM platform used by 10,000+ monthly users. Owned features end-to-end — architecture, performance, security, and deployment , in a fast-moving startup environment.

Experience

Software Engineer

Capgemini · Sep 2024 – Present

Not yet confirmed

• Worked as a Full Stack Developer on an internal enterprise application for the Final Solution Team.
• Designed and developed a testing-focused web application covering the complete QA lifecycle, from requirement analysis and test flow design to execution and reporting.

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Full-stack Developer

Holiday Hub Pvt Ltd · Mar 2024 – Sep 2024

Not yet confirmed

• Transformed a scalable web application using Next.js, optimizing booking efficiency and enhancing user experience for
• over 10,000 monthly users by implementing advanced caching strategies, responsive design, and performance
• improvements.
• • Designed a comprehensive CRM system using the MERN stack and Next.js, integrating features such as API rate
• limiting, JWT authentication, and real-time data synchronization, leading to a 50% increase in client engagement and
• operational efficiency.
• • Created robust security protocols, including API rate limiting and JWT authentication, ensuring secure and
• scalable user data management while supporting high traffic volumes with zero downtime.

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SDE

LEJHRO · Feb 2024 – Jun 2024

Not yet confirmed