Rishav

Results-driven Senior Performance Engineer with close to 6 years of experience designing and executing large-scale performance engineering solutions for Fortune 500 clients including KPMG and Staples. Expert in JMeter, Gatling, Splunk, Grafana, and cloud-based distributed testing on Azure. Hands-on experience across a wide range of Observability tools including New Relic, Instana, Datadog, and Splunk — enabling deep performance visibility across infrastructure, applications, and production environments.

Proven track record in migrating legacy testing frameworks, integrating performance pipelines into CI/CD, and delivering actionable insights that improve system scalability, reliability, and production readiness.

Senior Performance Engineer at Apptio, an IBM Company (2025-08 – Present)

• Architecting an end-to-end Performance Testing framework from ground up — configuring GitHub Actions workflows to trigger high-scale distributed tests using Docker-based runners, enabling fully automated CI/CD-integrated performance validation.
• Integrated Splunk for real-time test log monitoring and built custom Splunk dashboards to track performance KPIs, error trends, and SLA thresholds during test execution and production monitoring.
• Set up Instana for continuous infrastructure and application performance monitoring, enabling real-time observability across services and proactive detection of performance degradation in production.
• Defining test plans, workload models, and SLA/SLO benchmarks in collaboration with development and architecture teams to ensure enterprise-grade reliability and scalability standards.

Senior Performance Test Engineer at Testing Mavens (Client: KPMG US) (2023-12 – 2025-08)

• Owned end-to-end performance engineering for KPMG Audit Guidance Application, KPMG Clara Workflow, and KPMG Audit AI-Agent — mission-critical platforms serving thousands of global audit professionals.
• Designed advanced JMeter scripts with Groovy and Beanshell across web and REST API layers; built comprehensive test suites for load, stress, endurance, and scalability scenarios.
• Drove root cause analysis using Splunk and Grafana (including JVM monitoring), delivering tuning recommendations that reduced P90 response times by 25–30% across critical audit workflows.
• Provided actionable optimization strategies including JVM heap tuning, database indexing, caching strategies, and thread pool configuration.
• Produced executive-level performance reports and led stakeholder walkthroughs, directly informing production release decisions and reducing regression risk.

Performance Test Engineer at Tata Consultancy Services (Client: Staples US) (2020-08 – 2023-11)

• Supported performance testing for Staples.com (B2C) and Staples Advantage (B2B) — high-traffic e-commerce platforms handling millions of transactions during peak retail events.
• Spearheaded migration from SilkPerformer to Apache JMeter, delivering a scalable, CI/CD-integrated, and cost-effective testing framework adopted across the team.
• Developed complex JMeter scripts covering microservices, critical user journeys (checkout, search, account), and API-level performance tests to ensure comprehensive coverage.
• Deployed and managed distributed test execution on Azure VMs integrated with Jenkins for automated, scheduled regression performance runs.
• Leveraged Catchpoint and WebPageTest for front-end and browser performance analysis, ensuring optimal end-user experience across platforms.
• Collaborated with development and infrastructure teams in Agile sprints, enabling production readiness for peak traffic events including Black Friday and Cyber Monday — successfully validated system stability under 10,000+ concurrent users.

Bachelor of Technology in Electrical Engineering – Techno Main Salt Lake (2016-08 – 2020-07)