SUNDARRAJ RAMASAMY
Chennai
Summary
Dynamic Architect with a proven track record at Persistent Systems, specializing in Micro-Frontend architecture and React. Enhanced deployment efficiency and user engagement through innovative solutions. Proficient in JavaScript and skilled in collaboration, driving significant improvements in time-to-market and user accessibility.
Overview
1
1
Certification
14
14
years of professional experience
Work History
Architect
Persistent Systems
Chennai
11.2025 - Current
- Led the architectural migration of a legacy .NET monolith into a modern, scalable Micro-Frontend (MFE) React architecture, significantly improving frontend deployment autonomy and reducing time-to-market.
- Technology services and consulting company
Technical Architect
HCL TECHNOLOGIES LIMITED
Chennai
04.2021 - 10.2025
- Improved deployment efficiency by (30%) by architecting enterprise-grade React and Node.js apps with CI/CD on GCP.
- Technology services and consulting company
UI Developer
ALLEGIS SERVICES (INDIA) PRIVATE LIMITED
Chennai
09.2018 - 04.2021
- Improved user accessibility for (10,000) users by delivering WCAG-compliant features aligning with UX goals.
- Implemented Redux and Storybook for scalable component development.
- Manufacturer of construction and mining equipment
Associate Consultant
INTELLECT DESIGN ARENA LIMITED
Chennai
08.2016 - 08.2018
- Increased user engagement by (30%) by developing financial platforms using React and Node.js.
- Enhanced framework architecture, improving session flow efficiency by (25%), resulting in reduced processing times.
- Financial technology solutions provider
Software Engineer
SOURCE ONE MANAGEMENT SERVICES PRIVATE LIMITED
Chennai
08.2015 - 07.2016
- Improved system performance by (20%) by optimizing modules and integrating backend support for senior developers.
- Technology services and consulting company
Web Developer
Thinclesoft
Chennai
04.2012 - 07.2015
- Improved website functionality by migrating 50 legacy blogs to WordPress and standardizing UI components.
- Web development agency
Education
B.Tech-IT -
Sasurie College of Engineering
Tiruppur, India08.2011
HSC & SSLC -
M.P.D. Govt Hr. Sec School
Erode, India04.2007
Skills
- HTML
- CSS
- JavaScript
- React JS
- Redux
- TypeScript
- Node
- Express JS
- NodeJS
- MongoDB
- SQL
- GCP
- GitHub Actions
- REST
- GRPC
- Webpack
- JEST
- WCAG
- Playwright
- ESLint
- Accessibility Audits
- Claude sonnet
- Micro-Frontend architecture
Accomplishments
Successfully led architectural improvements and mentorship programs while implementing robust CI/CD strategies, significantly improving team performance and application reliability.
Projects
- Ashley Global Capability Center, 11/01/25, Present, Legacy .NET to Micro-Frontend (MFE) React Migration. Accelerated code transformation and refactoring by leveraging GenAl capabilities (Claude 3 Opus & Sonnet), automating the conversion of legacy business logic and optimizing migration velocity. Engineered a modern user interface using React (Modern JS) and ShadCN UI, establishing a highly accessible, modular, and reusable component library that enhanced UX consistency.
- Angular to React Migration (HCLTech), 04/01/21, 10/01/25, Migration of a web application from Angular to React. Led the migration of a large-scale web application from Angular to React.
- ECA (Caterpillar), 09/01/18, 04/01/21, ECA Application to maintain dealer's business and ensure optimal condition of CAT equipment. Designed and developed the Equipment Care Advisor ECA Application System.
Certification
Claude Code Masterclass: Code 5× Faster with Agentic AI
Timeline
Architect
Persistent Systems
11.2025 - Current
Technical Architect
HCL TECHNOLOGIES LIMITED
04.2021 - 10.2025
UI Developer
ALLEGIS SERVICES (INDIA) PRIVATE LIMITED
09.2018 - 04.2021
Associate Consultant
INTELLECT DESIGN ARENA LIMITED
08.2016 - 08.2018
Software Engineer
SOURCE ONE MANAGEMENT SERVICES PRIVATE LIMITED
08.2015 - 07.2016
Web Developer
Thinclesoft
04.2012 - 07.2015
B.Tech-IT -
Sasurie College of Engineering
HSC & SSLC -
M.P.D. Govt Hr. Sec School