Summary

Overview

Work History

Education

Skills

Certification

Accomplishments

Websites

Timeline

VINOTHKUMAR SANJEEVI

Frontend Developer

Coimbatore,TN

Summary

Dynamic Frontend Developer with over three years of experience in crafting production-grade web applications using React.js, JavaScript, and TypeScript. Expertise in responsive UI development, reusable component architecture, REST API integration, and frontend performance optimization. Proven track record in designing intuitive dashboards, admin panels, and data-driven interfaces that significantly enhance user experience. Recognized for delivering stable and maintainable features within Agile environments while consistently meeting project deadlines and exceeding client expectations.

Overview

years of professional experience

Certifications

Work History

Frontend Developer -Contract

AI-Powered Web Solutions

05.2023 - Current

Developed 5+ production React applications with Lighthouse performance scores of 90+.
Reduced initial bundle size by approximately 45% using lazy loading and code splitting.
Built reusable UI components, reducing new feature development time by 30%–40%.
Implemented JWT-based authentication and role-based dashboards.
Designed fully responsive layouts for mobile and desktop users.
Worked closely with clients to gather requirements and translate them into technical specifications for implementation.
Continuously updated skills through training courses, workshops, and self-study—staying current on industry trends and emerging technologies.

React Frontend Developer

Bee Logical Software Solutions

03.2022 - 04.2023

Built React dashboards for 5+ business modules, increasing user engagement by 15%, and reducing the bounce rate by 20%.
Migrated the frontend codebase from JavaScript to TypeScript, reducing runtime bugs by 30%.
Implemented Redux Toolkit and Context API across 50+ components, simplifying state management, and reducing prop drilling.
Improved page load and rendering performance by approximately 25% using memoization and optimized component design.
Created reusable custom hooks for API calls, forms, and authentication logic, reducing duplicate code by 40%.
Integrated 10+ REST APIs with proper error handling, loaders, and user feedback states.
Delivered 20+ production features with zero critical bugs.
Debugged complex software issues, leading to a more stable product release.
Adapted quickly to new technologies and programming languages, enhancing overall team productivity.

Frontend Developer – Contract / Project-Based

Multiple IT Clients (WPP Marketing, Truetech, Vation Digital, Altrocks)

03.2021 - 02.2022

Built responsive user interfaces using React, JavaScript, and Bootstrap.
Integrated REST APIs for real-time data rendering and form submissions.
Fixed UI bugs, layout issues, and cross-browser inconsistencies.
Improved page load performance on low-end devices.
Participated in regular code reviews, ensuring high-quality standards were consistently met across all development efforts.
Reduced development time by creating reusable code libraries for future projects.
Updated old code bases to modern development standards, improving functionality.
Designed customized solutions for proposals to potential customers.

Education

Bachelor of Engineering - Engineering

Coimbatore Institute of Engineering & Technology

Coimbatore, Tamil Nadu, India

06.2016

Skills

Frontend: Reactjs, JavaScript (ES6), TypeScript, HTML5, CSS3, Bootstrap, Tailwind CSS

State Management: Redux Toolkit, Context API

Performance: Code Splitting, Lazy Loading, Memoization, Core Web Vitals

APIs: RESTful APIs, JSON, Axios, Fetch,Software development, Problem-solving,Team collaboration

API integration, Product development, Mobile app development

Front-end development expertise

Test-driven development, HTML and CSS proficiency, RESTful apis, XML and JSON handling, User interface design

Web development frameworks, Version control,Git proficiency, Code review