Principal Engineer (Performance Engineering)
Published date: 2026/11/07
- Location: Bengaluru, Karnataka, India
Zeta is the world’s first and only Omni Stack for banks and fintechs. We are rethinking payments from core to the edge, led by the vision to augment the purpose of money and banking with technology. A single, modern software stack comprising processing, loans, customizable mobile and web apps, a fraud engine, and rewards for retail banking.
We are a new-age, high-growth startup (& a unicorn!) founded in 2015 by two visionary leaders, Bhavin Turakhia & Ramki Gaddipati whose entrepreneurial legacy & excellence has put us on top of the global fintech ecosystem. Zeta counts amongst its customers over 10 banks and 25 fintechs across 8 countries - some of our notable clients include Sodexo - a leading issuer of employee benefits & rewards with over 30 million global users, and HDFC Bank - the 14th largest bank by market cap in the world. Learn more about our manifesto & beyond.
What would you do here?
As Principal Performance Engineer utilize your collaborative skills to work with Development, QA and DevOps to ensure high reliability, availability, and performance of applications.
Provide E2E Performance engineering solutions for various applications/projects.
Ability to develop, design, execute performance tests using locust and understanding of workload models.
Identity and troubleshoot performance issues in collaboration with architecture and development teams.
Perform root cause analysis and drive issues to appropriate resolutions.
Improve the reliability and repeatability of performance testing.
Triage reported performance issues and translate them into reproducible test scenarios.
Collaborate with DevOps and application engineering teams to design and execute production scenarios that will assess code and 3rd party performance.
Work with various sub teams to ensure SLA of their core APIs are tracked and maintained release over release.
Application and architecture code profiling.
Infrastructure and application performance tuning.
Communication - Clearly conveys information and ideas both verbally and written.
What are we looking for?
Strong Java development skills with APIs running inside EKS container in a cloud environment (preferably on AWS)Experience with JVM monitoring, GC tuning and diagnostic for optimal application performance.
Good knowledge of performance troubleshooting using heap dumps and thread dumps.
Experience with performance analysis/troubleshooting while providing solutions to optimize application
We are a new-age, high-growth startup (& a unicorn!) founded in 2015 by two visionary leaders, Bhavin Turakhia & Ramki Gaddipati whose entrepreneurial legacy & excellence has put us on top of the global fintech ecosystem. Zeta counts amongst its customers over 10 banks and 25 fintechs across 8 countries - some of our notable clients include Sodexo - a leading issuer of employee benefits & rewards with over 30 million global users, and HDFC Bank - the 14th largest bank by market cap in the world. Learn more about our manifesto & beyond.
What would you do here?
As Principal Performance Engineer utilize your collaborative skills to work with Development, QA and DevOps to ensure high reliability, availability, and performance of applications.
Provide E2E Performance engineering solutions for various applications/projects.
Ability to develop, design, execute performance tests using locust and understanding of workload models.
Identity and troubleshoot performance issues in collaboration with architecture and development teams.
Perform root cause analysis and drive issues to appropriate resolutions.
Improve the reliability and repeatability of performance testing.
Triage reported performance issues and translate them into reproducible test scenarios.
Collaborate with DevOps and application engineering teams to design and execute production scenarios that will assess code and 3rd party performance.
Work with various sub teams to ensure SLA of their core APIs are tracked and maintained release over release.
Application and architecture code profiling.
Infrastructure and application performance tuning.
Communication - Clearly conveys information and ideas both verbally and written.
What are we looking for?
Strong Java development skills with APIs running inside EKS container in a cloud environment (preferably on AWS)Experience with JVM monitoring, GC tuning and diagnostic for optimal application performance.
Good knowledge of performance troubleshooting using heap dumps and thread dumps.
Experience with performance analysis/troubleshooting while providing solutions to optimize application
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