Experiences at 21st Century Insurance, Woodland Hills, California

Integrity

Responsibilities:
Created test plan to execute tests, developed reports comparing the performance of various builds and documented results
Created test data using load runner and used production data.
Integration and performance testing of transaction processing & batch jobs of various sizes against 1.5 million member database for completion times and implementing tuning recommendations
Conducted Single application load testing, Combined Application load testing and Application Profiling
Conducted network profiling, analysis and troubleshooting
Developed Korn shell scripts for deploying monitors, collecting data, post processing data on AIX RISC/6000
Monitored resource consumption from the AIX operating system and from server internals views
Collaborated with business software development and technical teams
Tuning Recommendations:
Ensured implementation rollout of maintenance releases
Stateless applications with too many small data requests over network and minimization by caching, stateful applications with few large network transactions with too much data storing/processing overhead on server and its minimization.
Inefficient SQL: Table scans and its elimination from inefficient sql, Minimize time spent by good sql due to excessive number of calls
Network tuning recommendations i.e. minimize application network trips due to excessive chattiness....