Roshini Manoharan Manoharan

Frontend Developer

Coimbatore 6+ yrs exp 80 · Excellent

About

Frontend Developer with 6+ years of experience building scalable, user-centric web applications using React, Next.js, and modern UI frameworks. Strong expertise in developing SEO-friendly and high-performance interfaces with a focus on accessibility and responsiveness. Experienced in collaborating with cross-functional teams to deliver reliable, production-ready solutions.

Skills & Expertise (22)

React Advanced

8.5/10

Years Exp

CSS Advanced

8.0/10

Years Exp

JavaScript Advanced

8.0/10

Years Exp

Next.js Advanced

8.0/10

Years Exp

HTML Advanced

8.0/10

Years Exp

Responsive Design Advanced

8.0/10

Years Exp

Typescript Intermediate

7.5/10

Years Exp

Git Intermediate

7.5/10

Years Exp

API Integration Intermediate

7.5/10

Years Exp

Image Optimization Intermediate

7.0/10

Years Exp

lazy loading Intermediate

7.0/10

Years Exp

code splitting Intermediate

7.0/10

Years Exp

WCAG Intermediate

7.0/10

Years Exp

Core Web Vitals Intermediate

7.0/10

Years Exp

SEO Intermediate

7.0/10

Years Exp

Styled-components Intermediate

7.0/10

Years Exp

Ant design Intermediate

7.0/10

Years Exp

SSG SSR Postman Axios REDUX

Work Experience

Frontend Developer

Cartoon Mango Studios Private Limited

Mar 2025 - Present

Designed and developed scalable, high-performance web applications using React, Next.js, and modern JavaScript (ES6+). Built SEO-friendly pages using server-side rendering (SSR), static site generation (SSG), and metadata optimization to improve search visibility. Optimized application performance by improving Core Web Vitals (LCP, CLS, FID) through code splitting, lazy loading, image optimization, and font loading strategies. Developed reusable, modular UI components using Ant Design, styled-component, ensuring consistency and maintainability. Integrated REST APIs using Axios, handled error states, and implemented caching strategies for better UX. Collaborated closely with designers, backend developers, and product managers to translate requirements into high-quality user interfaces. Ensured cross-browser compatibility, accessibility (WCAG), and responsive design across desktop and mobile devices. Participated in code reviews, mentored junior developers, and contributed to frontend best practices and architectural decisions.

Frontend Developer

Boolean and Beyond

Sep 2019 - Feb 2025

Developed responsive web interfaces using HTML, CSS, JavaScript, and React, following modern UI/UX standards. Implemented authentication flows, role-based access, and secure API integrations. Worked on performance optimization and bug fixing to improve application stability and load times. Collaborated with QA teams to identify and resolve UI and functional issues before production releases. Maintained existing applications, refactored legacy code, and improved overall code quality. Developed scalable component architecture used across multiple projects.