Vignesh Babu S
Chennai, Madurai
Summary
Senior Developer at FIS Global India Pvt Ltd with expertise in REST API development and microservices architecture. Delivered core-agnostic APIs that improved banking integrations significantly. Skilled in Java and committed to mentoring teams to achieve high-quality, bug-free deployments in collaborative settings.
Overview
11
11
years of professional experience
Work History
Senior Developer
FIS Global India Pvt Ltd
06.2019 - Current
- BPS API Middleware: Developed REST APIs across capabilities like Accounts, Transfers, Money Movement Hub, External Transfers, and Customer APIs. APIs designed to be core-agnostic using unified Swagger contracts for multiple banking cores.
- Payments System Development: Built APIs for external transfers using Spring Webflux (Reactive), Java 17, and Kafka messaging for payment status updates.
- Node.js Expansion: From Jan 2025, worked on Node.js (Express) servers for API development.
- Deployment & Support: Hands-on experience deploying applications on OpenShift (on-prem), supporting SIT, UAT, integration testing, and production deployment. Ownership for post-deployment support.
- Solution Architecture: Involved in preparing High-Level Designs (HLD), Low-Level Designs (LLD), and technical solutioning for project enhancements.
- Team Enablement: Mentoring freshers and new joiners, conducting internal technical training sessions.
- Successfully rolled out External Transfer APIs across multiple banking cores and onboarded several banks.
- Consistently supported cross-functional integration with various channels, ensuring high system availability.
- Teller Configuration Application (Previous in FIS): Developed a Spring Boot-based configuration service to dynamically manage onboarding settings for Teller Applications.
- Enabled smooth integration and faster onboarding of new client banks.
Developer
Capgemini India Pvt Ltd
07.2016 - 06.2019
- BankBazaar Integration: Integrated third-party applications for Credit Card and Personal Loan sales with Standard Chartered systems using Java 8, Spring Boot.
- Lead Management System: Built a web and iPad application for managing customer leads and opportunities for Relationship Managers.
- Retail Workbench: Developed modules for onboarding New-to-Bank (NTB) and Existing-to-Bank (ETB) customers, offering banking products through a digital cart experience.
- Developed Spring Boot microservices for different banking capabilities.
- Deployment and management using Linux scripting.
- Created unit tests with JUnit and Mockito.
- Reviewed peer code and ensured best coding practices.
- Supported SIT, UAT, and regression testing.
- Recognized by management for high-quality, bug-free rollouts.
Programmer Analyst
Cognizant Technology Solutions
12.2013 - 06.2016
- CACS Recovery (JP Morgan Chase): Developed batch processing systems using Spring Batch, SQL Loader for credit card recovery data feeds.
- IVR Retail Banking (JP Morgan Chase): Contributed to IVR banking systems leveraging internal VXML-based frameworks.
- Built and deployed batch and IVR systems.
- Developed Unix shell scripts for automation and deployments.
- Conducted unit testing and QA/UAT support.
Education
B.Tech - Information Technology
Kalasalingam University
Skills
- Java programming (8/11/17)
- REST API development
- Microservices architecture
- API integration
- Spring Boot framework
- Nodejs (Express)
- Oracle database
- Docker containerization
- Jenkins CI/CD
- OpenShift platform
- Unix scripting
- Version control with Git
- Maven project management
- JIRA project tracking
- Postman API testing
- SOAP UI testing tools
- Kafka messaging system
- Event-driven design
- Agile methodology
- Code review
- Unit testing
Personal Information
Date of Birth: 08/14/92
Languages
Tamil
First Language
English
Advanced (C1)
C1
Timeline
Senior Developer
FIS Global India Pvt Ltd
06.2019 - Current
Developer
Capgemini India Pvt Ltd
07.2016 - 06.2019
Programmer Analyst
Cognizant Technology Solutions
12.2013 - 06.2016
B.Tech - Information Technology
Kalasalingam University
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