Available to hire
I am Arun, a frontend developer with 4+ years of experience building responsive, production-ready web applications using React, TypeScript, and modern UI frameworks.
I have a proven track record delivering scalable components, integrating RESTful APIs, and improving performance, accessibility, and test coverage across enterprise and consumer-facing applications. I thrive in Agile teams, collaborating closely with product and design partners, and supporting applications used by thousands of daily users.
Skills
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Work Experience
Frontend Developer at HCL
January 1, 2025 - PresentDeveloped and enhanced React-based user interfaces using TypeScript and reusable components, supporting daily usage by 15K+ users while improving page load performance by approximately 22% across key application workflows. Implemented responsive UI layouts using HTML5, CSS3, and Tailwind CSS, ensuring consistent behavior across major browsers and devices, reducing UI-related support tickets by nearly 30%. Integrated frontend features with RESTful APIs, handling asynchronous data flows and error states effectively, contributing to a 20% reduction in failed transactions and improved data reliability. Wrote unit and integration tests using Jest and React Testing Library, increasing frontend test coverage from 45% to over 70% and reducing post-release defects during sprint deployments. Collaborated closely with product managers, designers, and backend engineers during Agile sprints, delivering 95% of assigned features on schedule while maintaining stable production releases. Participated i
Frontend Developer at Cognizant
May 1, 2020 - June 1, 2023Built and maintained React-based frontend modules using JavaScript and TypeScript, supporting enterprise applications with over 10K active users and improving feature delivery turnaround time by approximately 25%. Converted UI/UX designs into responsive web pages using HTML5, CSS3, and modern styling frameworks, achieving consistent cross-browser compatibility and reducing UI defects reported during QA cycles by 28%. Integrated frontend components with RESTful APIs, managing data rendering and error handling effectively, which improved application stability and reduced API-related frontend issues by nearly 20%. Developed reusable UI components and followed component-based architecture practices, enabling faster development cycles and reducing duplicated frontend code by approximately 30% across multiple modules. Performed unit testing and regression testing using Jest and React Testing Library, increasing frontend test coverage to above 65% and lowering production UI bugs after release
Education
Masters in Computers and Information Sciences at Southern Arkansas University
January 11, 2030 - May 1, 2025Qualifications
IBM Full Stack JavaScript Developer Professional Certificate
January 11, 2030 - February 10, 2026Udacity Full Stack JavaScript Developer Nanodegree
January 11, 2030 - February 10, 2026OpenJS Node.js Application Developer
January 11, 2030 - February 10, 2026Industry Experience
Software & Internet, Professional Services, Computers & Electronics
Skills
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Hire a Front-End Developer
We have the best front-end developer experts on Twine. Hire a front-end developer today.