SIVA GANGADHAR REDDY NALLAVENGANNAGARI
Chennai
Summary
System Engineer with 3 years of experience in Java, Python, Angular, Spring Boot, Fast API, AI integrations (ChatGPT, Gemini) and databases (Oracle, PostgreSQL). Skilled in building scalable web apps, API integrations, and automating enterprise workflows.
Overview
3
3
years of professional experience
Work History
System Engineer
Tata Consultancy Services
11.2022 - Current
- Worked on enterprise-scale applications and IT operations for National Stock Exchange (NSE) and New India Assurance (NIA).
Technology Operations
NSE
12.2024 - Current
- Ensure 100% trading platform uptime and performed sanity checks to guarantee seamless operations.
- Monitored system health via ITRS Geneos and performed alert correlation, optimizing alert thresholds to reduce false positives.
- Troubleshoot production issues, conducted root cause analysis, and resolved incidents within SLA.
- Automated SOD/EOD processes using Jenkins and Control-M, reducing processing times.
- Developed and debugged shell scripts, reducing manual effort by 40%.
Staff Quarters Allocation Application
NIA
11.2022 - 12.2024
- Architected dynamic quarter allocation logic using 7+ business rules and 3 priority queues, reducing processing time by 40% through optimized Java Streams.
- Developed Angular 16+ UI with NgRx state management, improving rendering performance by 35% via lazy loading.
- Automated status updates via Spring Batch cron jobs, ensuring real-time compliance with SLAs.
- Used Docker to containerize apps deployed on Linux servers with Jenkins CI/CD, Cutting deployment time by 50%.
- Tech Stack: Angular 16, TypeScript, NgRx, Java 17, Spring Boot 3, Oracle Database 12c, Docker, Jenkins.
Education
B Tech - CSE
Sanskriti School Of Engineering
07.2022
Skills
- Java
- Python
- JavaScript
- TypeScript
- Spring Boot
- Angular
- Fast API
- Oracle DB
- PostgreSQL
- MySQL
- Jenkins
- Git
- Linux
- Docker
- NGINX
- OAuth
- RAG-based GenAI apps
- ChatGPT
- Gemini
- Lang Chain
- Chroma DB
- Embeddings
Websites
Education Certifications Achievements
- Sanskriti School Of Engineering, Puttaparthi, B Tech (CSE), 2018-04-01, 2022-07-01
- AWS Certified AI Practitioner, 2025
- Star of the Month - TCS: Outstanding performance and contribution to team success.
Timeline
Technology Operations
NSE
12.2024 - Current
System Engineer
Tata Consultancy Services
11.2022 - Current
Staff Quarters Allocation Application
NIA
11.2022 - 12.2024
B Tech - CSE
Sanskriti School Of Engineering