Naveen Chandrasekaran

FIS Global – EBT (Electronic Benefits Transfer) Project
Role: Principal Engineer – Development
Duration: [Add Duration]
Location: Ambit IT Park, Ambattur, Chennai, India

📘 Project Overview
The EBT (Electronic Benefits Transfer) project is a high-impact platform developed to securely distribute government welfare benefits like SNAP and WIC across the United States. The system supports millions of real-time transactions and adheres to strict federal and state regulatory compliance.

🛠️ Key Responsibilities
Worked as a Full Stack Principal Engineer, driving both backend microservice design and frontend development for internal and external user portals.

Led the implementation of secure, scalable transaction processing services using Spring Boot, Java, and Kafka, ensuring high throughput and reliability.

Developed and maintained role-based authentication & authorization modules using OAuth2, SAML, JWT, and Spring Security, securing APIs and UI components.

Built responsive, accessible, and maintainable frontend modules using Angular and/or React.js with REST API integration, session handling, and dashboard analytics.

Contributed heavily to security vulnerability management, applying OWASP best practices and handling session management, token lifecycle, and cross-origin security.

Played a hands-on leadership role in mentoring junior and mid-level engineers, conducting design reviews, architecture discussions, and pair programming to elevate team performance.

Actively collaborated with product owners, QA, DevOps, and security teams to ensure smooth delivery, system resilience, and continuous integration/deployment.

Advocated for best practices in code quality, modular design, performance tuning, and secure coding standards.

🧰 Tech Stack
Backend: Java | Spring Boot | REST APIs | Kafka | PostgreSQL
Frontend: React.js | JavaScript/TypeScript
Security: OAuth 2.0 | SAML 2.0 | JWT | OWASP | Blackduck | Veracode
DevOps & Tools: Docker | Kubernetes | AWS | Jenkins | Git | Postman | Splunk

• Tata Consultancy Services Ltd (TCS) – Customer Credential Store (CCS)
  Role: Senior Software Engineer
  Location: Siruseri, Chennai, India
  
  📘 Project Overview
  The Customer Credential Store (CCS) is a centralized middleware solution responsible for managing customer authentication and credential storage across multiple digital banking delivery channels including Mobile Thick, Mobile Thin, and CBOL (Corporate Banking Online). The system facilitates secure interactions between frontend clients and backend systems using SOAP-based web services over JMS.
  
  🛠️ Key Responsibilities
  Developed and maintained CCS modules that acted as a secure bridge between client applications and backend systems for authentication and credential management.
  
  Designed service interfaces using SOAP over JMS, enabling seamless and secure communication between distributed applications.
  
  Implemented logic to support multi-channel authentication workflows and integrated support for internal systems consuming CCS as a centralized identity service.
  
  Played a key role in enabling single sign-on (SSO) and multi-factor authentication capabilities for various internal banking applications.
  
  Collaborated with backend teams to handle secure data transmission, encryption, and token-based session handling.
  
  Participated in regular code reviews, requirement analysis, and design discussions within a large team setup of 21 members.
  
  Ensured high availability and fault tolerance of CCS services in production environments.
  
  🧰 Tech Stack
  Java | SOAP | JMS | Web Services | XML | WebLogic | Oracle DB | Secure Credential Storage | Authentication Systems

• Tata Consultancy Services Ltd (TCS) – Financial Inclusion Platform
  Role: Software Engineer
  Location: T.Nagar, Chennai, India
  
  📘 Project Overview
  The Financial Inclusion initiative was a strategic solution designed to support banks and microfinance institutions in extending financial services to unbanked and underbanked populations across rural India. The platform empowered financial institutions to provide banking services in remote, hilly, and inaccessible regions, contributing to the Indian government’s development goals and promoting inclusive economic growth.
  
  This multi-channel solution facilitated secure, real-time transactions for rural customers and enabled the delivery of services via mobile banking, handheld devices, agent-based models, and other field technologies.
  
  🛠️ Key Responsibilities
  Contributed to the development of scalable modules enabling banks to offer core banking services to rural areas with limited connectivity.
  
  Integrated field agent applications with backend systems for processing deposits, withdrawals, KYC, and credit services.
  
  Built interfaces supporting mobile and device-based access, ensuring resilience in offline and low-bandwidth environments.
  
  Worked with cross-functional teams to implement features compliant with regulatory standards, including Aadhaar-based authentication and secure data handling.
  
  Ensured high system availability and fault tolerance across geographically distributed deployments.
  
  Collaborated with a large team of 50+ members in delivering robust and field-tested banking solutions.
  
  🧰 Tech Stack
  Java | Spring | Web Services (SOAP/REST) | Oracle DB | Android (for Field Devices) | JMS | Secure Offline Sync | KYC Compliance