Aug 2017 – Mar 2020 · 2 yrs 7 mos · Pune, Maharashtra, India · Hybrid

• Projects: Siebel Upgrade (CIB, XSR, Local Business), SLM, TSCA/RTSCA, Court Order Portal (COP), JetBridge
• Tools: HP LoadRunner, Performance Center, AppDynamics, CA Wily, Splunk, AWR Reports, Putty
• Responsibilities:
• Gathered performance requirements, estimated efforts, and contributed to test planning and strategy across multiple enterprise and regulatory-driven applications.
• Performed system analysis and designed performance test scenarios simulating realistic workloads.
• Developed and executed performance scripts using LoadRunner; coordinated environment and data setup for test execution with multiple load generators.
• Monitored and analyzed test executions using AppDynamics, Wily Introscope, Splunk, LoadRunner Analysis, AWR reports, and server logs (via Putty).
• Identified application bottlenecks, conducted root cause analysis, and collaborated with dev and backend teams to drive resolution.
• Prepared and delivered comprehensive performance test reports, including findings, recommendations, and capacity projections based on test results.
• Supported optimization efforts for regulatory platforms, digital onboarding systems, and customer portals by ensuring performance, scalability, and stability under load.
• Trained, managed, and oversaw performance testing activities executed by multiple contractors across the vertical.
• Mentored and upskilled less-experienced team members in performance engineering practices, tools, and methodologies, enabling them to become productive contributors.

Jul 2016 – Aug 2017 · 1 yr 1 mo · Pune, Maharashtra, India · On-site

• Projects: Direct Express (Comerica Bank Mobile App), Enterprise Security Solutions (Consumer Controls, Fraud Products, ADC)
• Tools & Technologies: HP LoadRunner, Performance Center, Dynatrace, Splunk, IBM Heap Analyzer, ESB Dashboard, HTTP Watch, Putty, TOAD, Unix Shell Scripting
• Respnsibilities:
• Gathered and analyzed performance testing requirements and provided input on effort estimations, test strategies, and test planning.
• Studied system workflows and application navigation to design accurate and realistic load scenarios.
• Developed and maintained LoadRunner scripts and Unix-based seed data scripts for simulating real-world user behavior.
• Configured and executed performance test scenarios in Performance Center using multiple load generators.
• Set up performance test environments, coordinated EAR file deployments, and managed test data provisioning.
• Monitored test executions using Dynatrace, Splunk, and ESB Dashboards to track application and system behavior.
• Analyzed performance metrics and system logs using LoadRunner Analysis, Dynatrace, Splunk, ESB, Putty, and Heap Analyzer to identify bottlenecks and root causes.
• Conducted troubleshooting sessions with developers and backend teams to resolve performance issues and ensure optimization.
• Delivered comprehensive performance test reports with findings, insights, and capacity recommendations based on projected user growth.
• Supported quarterly performance certification cycles for Mastercard internal enterprise products by ensuring performance compliance and stability of new builds.

Sep 2011 – Jul 2016 · 4 yrs 10 mos · Pune Maharashtra, Inida · On-site

• Led performance testing activities including requirement gathering, estimation, test planning, and workload modeling.
• Developed, reviewed, and debugged performance test scripts; executed scenarios and monitored test runs.
• Analyzed test results using LoadRunner, server logs, HP Diagnostics, CA Wily, BMC Perceiver, Oracle AWR, and ESB reports.
• Coordinated defect triage meetings and provided weekly status updates to stakeholders.
• Managed collaboration between onsite and offshore teams, ensuring smooth execution and issue resolution.
• Partnered with Engineering Services teams and communicated effectively with technical teams and business users.
• Delivered detailed performance analysis reports with key observations and recommendations for each release.
• Provided implementation support and conducted task reconciliation and script reviews.
• Performed end-to-end application monitoring using CA Wily and other diagnostic tools throughout the test lifecycle.
• Contributed as a core member of the Performance Center of Excellence (CoE), supporting high-impact initiatives across Retail, Digital, Cards, and REL lines of business. Specialized in profiling, analysis, and optimization of complex systems, ensuring high-performing, scalable applications.
• Actively supported performance testing cycles with diagnostics, defect triage, and engineering-level insights to meet non-functional requirements (NFRs).
• Delivered comprehensive monitoring reports with root-cause analysis and performance insights; presented findings to stakeholders through screen shares and documentation.
• Investigated JVM crashes using advanced tools: IBM Heap Analyser, TMDA, Verbose GC Analyser, Eclipse MAT, PMAT, IBM Support Assistant, and server log analysis (Putty, FileZilla, Tectia).
• Performed end-to-end profiling of slow transactions across client, server, and JVM layers using CA Wily, Dynatrace AJAX Edition, HTTPWatch, JProfiler, Sonar-Qube, and browser dev tools.