We’re looking for a Senior Performance Test Engineer who isn’t just strong technically, but can also partner closely with our onshore performance manager to drive the direction of our performance engineering efforts. This is a hands-on technical and leadership role—perfect for someone who enjoys solving tough performance challenges and guiding a team.
What You’ll Do
Own Performance Testing: Design and execute complex test scenarios to ensure optimal functional/code coverage and identify performance regressions or other anomalies. Establish performance baselines and identify key areas for improvements.
Review and Recommend: Give feedback on code, architecture, and design with an eye toward making everything faster, more scalable, and more reliable.
Be a Strategic Partner: Work as a counterpart to our onshore performance manager. Share insights, challenge ideas, and help shape performance strategy for a globally distributed team.
Drive Non-Functional Requirements: Make sure performance, reliability, and scalability are always part of the conversation for every new feature or release.
Model Real-World Use: Build and maintain realistic workload models. Make sure our tests actually reflect how people use our systems.
Collaborate Across Teams:: Collaborate with architects and product owners to ensure NFR backlogs are maintained for the application, while also ensuring that each feature and epics have NFRs defined.
Automate & Integrate: Set up automated performance tests in our CI/CD pipelines so issues are caught early.
Improve Our Tooling: Build and maintain frameworks that make it easier for everyone to test and monitor performance.
Communicate Clearly Share your findings—good or bad—with technical and business teams and make practical recommendations.
What You’ll Bring
10+ years’ experience in performance engineering, including testing, profiling, and tuning high-available and scalable mission critical applications.
At least 3 years’ experience of leading performance testing & engineering practices for a suite of products, including web, mobile, and desktop applications. Ideally across multiple locations or time zones.
Experience acting as a key contact or counterpart to management, influencing technical direction and strategy.
Deep hands-on knowledge with tools like JMeter, LoadRunner, Gatling etc., as well as client-side performance analysis tools like lighthouse, WebPageTest.
Proficient in monitoring and observability solutions, with a solid understanding of APM tools like Dynatrace, App Dynamics
Proven experience in performance tuning and optimization of applications and systems. Proficient in application profiling tools like JProfiler, Yourkit
Hands on experience in analyzing heap dumps and thread dumps to diagnose and resolve performance bottlenecks
Strong programming skills in at least one language – Java, Python, C, C# etc., and comfortable applying this knowledge to solve real-world performance challenges.
Strong background in reviewing system architecture and recommending improvements.
Track record of building data-driven workload models and using real production telemetry.
Solid experience working in cloud (AWS, Azure, GCP), on-prem, and hybrid environments. Knowledge of Kubernetes and container orchestration.
Good working knowledge of both relational and NoSQL databases, and how to troubleshoot database performance.
Comfort with DevOps practices and integrating performance testing in CI/CD pipelines.
Strong analytical and communication skills—able to explain both technical and business impact.
Good to have
Experience with chaos engineering.
Prior experience in telecom domain and salesforce CRM.
Knowledge of service virtualization and mocking tools.
Weekly Hours:
40
Time Type:
Regular
Location:
Chennai, Tamil Nadu, India
It is the policy of AT&T to provide equal employment opportunity (EEO) to all persons regardless of age, color, national origin, citizenship status, physical or mental disability, race, religion, creed, gender, sex, sexual orientation, gender identity and/or expression, genetic information, marital status, status with regard to public assistance, veteran status, or any other characteristic protected by federal, state or local law. In addition, AT&T will provide reasonable accommodations for qualified individuals with disabilities. AT&T is a fair chance employer and does not initiate a background check until an offer is made.
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