Thangamani Jayaseelan
Sr. MTS, Performance Engineer at PayPal
- Role
- Sr Mts, Software Engineer at PayPal
- Location
- San Jose, CA, US
- LinkedIn followers
- 500 followers
About Thangamani Jayaseelan
A curious and passionate Performance Engineer thriving to do more with less.• Over 15+ years of Software Engineering experience in Performance and Development.• 8 years of extensive experience in analyzing and troubleshooting performance issues in multi-tier and multi-tenant large scale distributed systems.• Finding opportunities to reduce CPU cost and latency and improve efficiency in infrastructure platforms.• Developed tool to compare performance metrics release over release and single/multiple instances vs rest of pool and to measure CPU/Memory and latency/error when efficiency changes are rollout.• Determining required capacity by gradually increasing traffic in an instance until when performance degrades to measure max traffic an instance can serve and scale horizontally/vertically based on expected peak traffic.
Experience
Sr Mts, Software Engineer
Jul 2023 — Present · San Francisco, CA, US
Education
National Institute of Technology, Tiruchirappalli
B.Tech
2001 — 2005
Skills
- Testing
- Ajax
- Capacity & Performance
- Shell Scripting
- Jms
- Web Services
- Spring Framework
- Xpath
- Spring
- Oracle
- Requirements Analysis
- J2ee
- Jsp
- Jquery
- Software Project Management
- Selenium
- Groovy
- Websphere Application Server
- Struts
- Ibm Http Server
- Unix
- Java Enterprise Edition
- Java
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