Thirunavukkarasu Varatharajan
Backend Developer
Trichy
Summary
Backend developer with over 7 years of experience specializing in Spring Boot applications. Expertise in all phases of software development, from initial concept to deployment, ensuring high-quality outcomes. Dedicated to delivering efficient, scalable solutions that meet and exceed client expectations.
Overview
7
7
years of professional experience
3
3
Certifications
Work History
Assistant Vice President
Citicorp Services India Pvt Ltd
01.2024 - Current
- Built an application that automated the creation of diverse handoff files, and distributed them reliably to partner systems.
- Contributed to the development of a new trade processing platform, moving toward a more resilient and reliable microservices-based architecture.
- Developed a reconciliation application between the new and old trade-processing platforms, with 99% accuracy.
- Mentored junior developers, and upheld high engineering and code-quality standards across the team.
- Successfully migrated applications from Java 1.8 and 11 to Java 17, with zero downtime.
- Proficient in setting up CI/CD pipelines and performance monitoring for microservices.
Apps Dev Intermed Programmer
Citicorp Services India Pvt Ltd
01.2021 - 12.2023
- Designed and implemented highly scalable microservices to support risk platform migration.
- Developed a reconciliation application between the old and new risk platforms, with 99.6% accuracy, facilitating a smooth and error-free migration.
- Played a key role in developing a flexible framework that streamlined loading different sets of financial reports.
- Re-engineered a legacy application, and improved SonarQube code quality from 37% to 82%.
- Experienced in building microservices with distributed caching systems and gRPC.
Apps Dev Programmer
Citicorp Services India Pvt Ltd.
07.2018 - 12.2020
- Developed a trade live streaming application using Spring Boot, GraphQL, and Angular.
- Enhanced APIs, added new features meticulously, and addressed bugs diligently.
- Played a key role in developing a smart pricing system using an internal framework.
- Developed an internal tool to compare two databases to facilitate a smooth DB migration.
Education
B.E. - Computer Science and Engineering
College of Engineering Guindy, Anna University
Chennai 04.2001 -
Skills
- Java
- Spring Boot
- Distributed caching
- GraphQL
- Sybase
- Docker
- Jenkins
- CI/CD pipelines
- Angular
- Legacy application re-engineering
- Microservices architecture
Certification
Awarded with bronze & gratitude rewards for Outstanding performance. Acquired multiple rewards for exceptional performance.
Affiliations
Citicorp Services India Pvt Ltd, Assistant Vice President
Timeline
Awarded with bronze & gratitude rewards for Outstanding performance. Acquired multiple rewards for exceptional performance.
04-2025
Practical Test Driven Deployment for Java Programmers Udemy's Practical TDD for Java Programmers
06-2024
Assistant Vice President
Citicorp Services India Pvt Ltd
01.2024 - Current
Coursera's Machine Learning course - Stanford online
09-2023
Apps Dev Intermed Programmer
Citicorp Services India Pvt Ltd
01.2021 - 12.2023
Apps Dev Programmer
Citicorp Services India Pvt Ltd.
07.2018 - 12.2020
B.E. - Computer Science and Engineering
College of Engineering Guindy, Anna University
04.2001 -