Menta Mani
Senior Performance Test Engineer • India • m************@gmail.com • +91*******170 • linkedin.com/••••• • drivetube.ai/•••••
Professional Summary
Senior Performance Test Engineer with 5+ years of experience in end-to-end application performance testing using Apache JMeter and HP LoadRunner. Experienced in test planning, scripting (correlation, parameterization), execution, server-side and client-side monitoring, bottleneck analysis and performance reporting for cloud-native telecom and enterprise applications on OpenStack and Kubernetes.
Technical Skills
Databases: Cassandra
Cloud and DevOps: Kubernetes,OpenStack,Linux
Testing: Apache JMeter,HP LoadRunner,BlazeMeter,SoapUI,Fiddler,Browser Developer Tools F12,Test Planning,Test Strategy,Test Case Design,Defect Tracking
Tools and Methodologies: Postman,JIRA
Monitoring & Observability: Grafana,InfluxDB,Prometheus,Splunk
OS & Shell: Unix,Windows,PuTTY
Performance Engineering Techniques: Load Testing,Stress Testing,Endurance Testing,Bottleneck Analysis,Load Model Design,Correlation,Parameterization
Support & Analysis: Log Analysis,AI-assisted Log Analysis,Troubleshooting,Performance Reporting
Work Experience
Capgemini Technology Services India Ltd
Professional II /B2
April'25 – April'26
Worked on NSM 2.0 (Network Service Manager) transforming to cloud-native architecture using Ericsson Dynamic Activation on OpenStack/Kubernetes; supported performance validation and NFT across middleware.
Tech Stack: Apache JMeter, Grafana, InfluxDB, Splunk, Cassandra, Kubernetes, OpenStack, JIRA, AI-assisted log analysis
- Designed and executed multiple Apache JMeter Controller load models per performance plans to simulate NSM 2.0 activation and USSD traffic across Kubernetes/OpenStack environments; implemented correlation and parameterization for realistic sessions.
- Monitored server-side and client-side performance metrics using Grafana and InfluxDB to identify CPU, memory and I/O bottlenecks; produced consolidated performance reports for stakeholders with actionable findings.
- Performed Non-Functional Testing across middleware components including Active-Active setups, Splunk and Syslog integrations to validate logging, failover behavior and observability.
- Validated Geo-Red Cassandra refresh and failover processes by executing backend queries and runbook checks to ensure data integrity and recoverability during redundancy scenarios.
- Contributed to ESR automation initiatives and leveraged AI-assisted log analysis tools to accelerate root-cause identification and streamline troubleshooting workflows.
- Prepared comprehensive performance test reports and recommendations; tracked defects and findings in JIRA and coordinated tuning actions with development and infrastructure teams.
Ericsson India Global Services Private Limited
Test Engineer II
March’2022 – March’2025
Performed Non-Functional Testing for Ericsson Dynamic Activation (NSM) cloud-native telecom solutions on OpenStack and Kubernetes; validated APIs, backend, and reporting across multiple environments.
Tech Stack: Apache JMeter, HP LoadRunner, Postman, Grafana, Prometheus, Cassandra, SQL, PuTTY, JIRA, OpenStack, Kubernetes
- Executed NFT using JMeter and LoadRunner to simulate multi-user EDA transactions across OpenStack/Kubernetes telecom environments; created reusable scripts with parameterization and correlation.
- Performed API validation with Postman for REST and SOAP endpoints and integrated API checks into performance scenarios for functional consistency under load.
- Monitored application and infrastructure metrics via Grafana and Prometheus; used SQL and Unix commands over PuTTY for backend validation and to isolate resource constraints.
- Prepared test cases from user stories and requirements, contributed to test planning, and managed defect lifecycle and traceability using JIRA to ensure timely resolution.
- Validated Hourly Reports across Polaris and Titan environments and executed tests for Geo-Red Cassandra failover and redundancy to confirm reporting accuracy and data resilience.
- Conducted load, stress and endurance tests; analyzed response time, throughput and transaction metrics and provided tuning recommendations to improve system scalability and stability.
Triad Square Infosec Pvt Limited
Software Engineer
Aug'21 – Dec'21
Worked on Enterprise Supply Chain Planning platform (Digital Twin) to simulate and optimize production planning; supported end-to-end performance testing and tuning activities.
Tech Stack: Apache JMeter, BlazeMeter, Fiddler, Browser Developer Tools, SQL, JIRA, Linux, Windows
- Led end-to-end performance testing activities for the supply chain planning platform using Apache JMeter and BlazeMeter; designed load models to represent production planning and optimization workflows.
- Authored Test Strategy, Test Plan and Test Cases; collaborated with development and architecture teams to map critical workflows and dependencies affecting performance.
- Developed and enhanced JMeter scripts with parameterization and correlation; executed load and stress tests to identify throughput and latency bottlenecks.
- Used Fiddler and browser developer tools to capture and analyze HTTP traffic and validate API interactions; performed backend validation using SQL queries.
- Analyzed test results, prepared performance reports with observed metrics and recommended tuning and capacity planning actions to improve system efficiency.
- Supported release cycles by executing regression performance tests, maintaining test artifacts and documenting findings in JIRA for traceability.
Education
NBKR Institute of Science
Bachelor of Engineering in Electronics & Instrumentation • India • 2014
Achievements
- Service delivery excellence award: Recognized as best performer in NSM1 & NSM2 projects.
- Client and internal appreciation: Received client and internal appreciation for value additions during performance testing engagements.
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