ZS

Performance Engineer

Zscaler Softech
Pune1-3 LPA Posted 18 Jun 2025
FULL TIME
Performance Testing
C#
Reliability Testing
quality engineering
Loadrunner

Job Description

What you'll do

  • Understand performance KPIs, develop and execute test scripts for one or more products in parallel.
  • Present and interpret findings, report defects, and create detailed execution reports.
  • Review the Non-functional requirements with various application streams to identify the requirements for load testing.
  • Actively learn and use infrastructure and application performance monitoring tools to help analyze and isolate bottlenecks and perform analysis.
  • Coordinate Performance Testing activities between various teams on shared infrastructure and in accordance with schedules, ensuring compliance and procedural requirements are adhered to.
  • Work closely with application development, architecture, infrastructure, and engineering groups for test and data planning, analysis, and for defining success criteria.
  • Provide insight into performance bottlenecks leveraging a variety of isolation techniques and tools.
  • Design modular load test scripts for various scenarios to allow dynamic updates to the test design.
  • Plan and execute custom design load tests as per the requirement from various stakeholders.
  • Identify and collect all performance data and create actionable analysis to help resolve performance bottlenecks.
  • Develop strong knowledge of monitoring tools like Dynatrace, Splunk.
  • Remain current with the performance testing methodologies.
  • ZS is a global firm; fluency in English is required.

What you'll bring

  • Bachelor's Degree in CS or EE or equivalent.
  • 1-3 years of Quality Engineering experience primarily in performance, scalability, reliability testing, preferably in a Cloud-based environment.
  • Proficiency in Object-oriented programming languages, preferably C#, .NET, Java, or Python.
  • Good knowledge of RDBMS, preferably SQL Server.
  • Good knowledge of Web Applications and n-tier applications.
  • Well-versed with Performance testing approaches and methodologies.
  • Good knowledge of performance testing tools, such as Neoload, VSTS, LoadRunner, etc.
  • Exposed to performance monitoring & diagnostic tools such as SQL profiler, PerfMon, Dynatrace, Splunk, New Relic, etc.
  • Good communication and interpersonal skills.
  • Experience with Agile/Scrum methodologies.
  • Strong verbal, written, analytical, presentation, and communication skills.
  • Ability to multi-task and balance competing requirements and work.
  • Effective organizational and problem-solving skills.
  • Knowledge of cloud technologies such as AWS and Big data platforms such as Spark & Hadoop is a plus.