RAHULSIVANAND S
Tirupattur
Summary
Senior Java Backend Developer | 4+ Years in Scalable Systems
Expert in Spring Boot, Microservices, and REST API development with a proven track record of optimizing performance and reducing costs. Strong foundation in OOP, TDD, and cloud-native architectures (AWS, Docker). Collaborates cross-functionally to deliver high-impact solutions in Agile environments.
Overview
4
4
years of professional experience
Work History
SYSTEMS ANALYST
Systhink Technologies
Chennai
01.2023 - Current
- Led backend development for enterprise apps using Spring Boot, improving processing efficiency by 35%.
- Designed RESTful APIs (JAX-RS) for a warranty management system handling 500+ daily transactions.
- Containerized applications with Docker and deployed on AWS EC2, reducing deployment time by 20%.
- Implemented Spring Security for RBAC across 3 internal systems, eliminating unauthorized access.
- Developed Power BI dashboards with predictive analytics, cutting warranty spend by 15%.
- Optimized multithreaded batch processing in Java for high-volume data operations.
SYSTEMS ENGINEER
Systhink Technologies
Chennai
01.2022 - 01.2023
- Built microservices for ClusterSim platform using Spring Boot, enabling parallel engineering simulations.
- Boosted database speed by 25% via optimized Hibernate queries and indexing strategies.
- Automated CI/CD pipelines with Jenkins, reducing manual deployment errors by 30%.
- Achieved 80% code coverage with JUnit tests for mission-critical components.
- Managed unstructured data in MongoDB for a material management system.
SYSTEMS ENGINEER TRAINEE
Systhink Technologies
Chennai
01.2021 - 01.2022
- Developed a Java Swing GUI for simulation data organization.
- Engineered a JWT-based auth system using JavaScript/jQuery.
- Gained exposure to React.js integration in full-stack projects.
Education
B.E. Electronics & Communication -
CEG, ANNA UNIVERSITY
Chennai, India11-2020
Higher Secondary Education -
SRI CHAITANYA JR COLLEGE
Hyderabad, India05.2016
Secondary Education -
SBOA MAT HR SEC SCHOOL
Chennai, India05.2014
Skills
- Core: Java 8/11, J2EE, Multithreading, OOP, Design Patterns
- Spring Ecosystem: Spring Boot, Spring MVC, Spring Data, Spring Security, Spring REST
- Databases: MySQL, PostgreSQL, MongoDB, Cassandra (learning)
- DevOps: Docker, AWS (EC2, RDS), Maven, Git, Jenkins, Tomcat
- Testing: JUnit, Mockito (basic), TDD principles
- Web Technologies: REST/JSON, JAX-RS, SOAP, JavaScript, Reactjs
- Methodologies: Agile/Scrum, CI/CD, JIRA
Timeline
SYSTEMS ANALYST
Systhink Technologies
01.2023 - Current
SYSTEMS ENGINEER
Systhink Technologies
01.2022 - 01.2023
SYSTEMS ENGINEER TRAINEE
Systhink Technologies
01.2021 - 01.2022
B.E. Electronics & Communication -
CEG, ANNA UNIVERSITY
Higher Secondary Education -
SRI CHAITANYA JR COLLEGE
Secondary Education -
SBOA MAT HR SEC SCHOOL
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