Challa Sai Kumar
Chennai
Summary
Full Stack Developer with 3+ years of professional experience at HCL Technologies, specializing in React.js and Node.js. Proven ability to design, develop, and maintain scalable, high-performance web applications. Experienced in end-to-end development, RESTful APIs, database integration, and collaborative agile environments, with a strong focus on code quality, performance optimization, and user experience.
Overview
2026
2026
years of professional experience
1
1
Certification
Work History
Full Stack Developer (React and Node.JS)
HCL Technologies
Chennai
09.2022 - Current
- Developed a configuration-driven UI to reduce code duplication, improve maintainability, and streamline development.
- Validated API responses using Swagger UI, improving API testing and reducing bugs.
- Optimized front-end assets and server responses, reducing page load times by 40%.
- Managed CI/CD pipelines, ensuring smooth continuous integration and deployment.
- Implemented core features like Cloning, Editing, Updating, and Creating Engagement Records, enhancing usability and efficiency.
- Designed and refined UI prototypes using Figma, reducing design-to-development time.
- Contributed 10K+ lines of code in React.js, enhancing project functionality, performance, and scalability.
- Collaborated with cross-functional teams to integrate new functionalities and resolve critical issues.
- Achieved 65% test coverage using React Testing Library and Jest, ensuring code reliability and stability.
- Followed Agile methodology and participated in Scrum ceremonies, ensuring iterative development and continuous feedback.
NXTWave Web Development Training
NXT Wave
- Developed dynamic and interactive React.js web applications, improving user engagement.
- Designed and implemented responsive and accessible UI components with Tailwind CSS and Bootstrap to ensure cross-browser compatibility and seamless user experience.
- Implemented Redux Toolkit for state management, ensuring smooth data flow across components.
- Implemented an accordion feature for expanding/collapsing menu categories and added a shimmer effect for smooth loading transitions.
- Integrated RESTFULL API Softech and display dynamic data, improving real-time user interactions
Education
Bachelor of Technology -
Aditya Institute of Technology and Management
Srikakulam05.2022
Skills
- JavaScript (ES6)
- TypeScript
- HTML
- CSS
- Python
- SQL (Postgres)
- Git
- VS Code
- Visual Studio
- IntelliJ
- Eclipse
- Firebase
- Netlify
- AWS
- Azure DevOps
- Postman
- Swagger UI
- Figma
- AEM Development
- Reactjs
- Redux
- Material-UI
- Bootstrap
- Tailwind CSS
- React Hooks
- Jest
- React Testing Library
- Flexbox
Certification
- Advanced React and Redux Certification
- Modern JavaScript Certification
- Responsive Web Design certification
Languages
- Telugu
- English
- Telugu
Timeline
Full Stack Developer (React and Node.JS)
HCL Technologies
09.2022 - Current
NXTWave Web Development Training
NXT Wave
Bachelor of Technology -
Aditya Institute of Technology and Management