Senior Performance Test Engineer – Cloud & Microservices

Yum! Brands; United States; On-site; USD 109,000 - 129,000; Full time

Job summary

Yum! Brands seeks a Performance Engineer to optimize our Byte Platform's digital ordering technologies. You will work on distributed systems, databases, and large datasets, driving performance testing initiatives across development lifecycles.

Responsibilities include designing test strategies, analyzing metrics and traces, and delivering data-driven optimization recommendations. Strong coding in JavaScript/TypeScript and experience with microservices are essential.

Qualifications

• Bachelor's degree in CS, CIS, engineering, or equivalent experience.
• 5+ years of experience in performance engineering.
• 3+ years with k6 and Datadog or similar platforms.
• Advanced coding skills in JavaScript or TypeScript.
• 3+ years with microservices, REST/GraphQL APIs and web apps.
• Extensive AWS and Kubernetes experience, including monitoring, scaling, troubleshooting.
• Proven ability to perform profile/baseline, load, soak, spike testing.
• Proven ability to deep-dive root cause analysis and communicate findings.

Responsibilities

• Review requirements with QE, Eng, Product, and SRE to identify performance risks.
• Design, develop, and execute performance test strategies, scenarios, and workloads.
• Analyze results, logs, traces, and infrastructure data to identify bottlenecks.
• Maintain and enhance performance testing frameworks, tooling, and automation.
• Evaluate system scalability, reliability, and capacity under varying workloads.
• Communicate findings, risks, bottlenecks, and recommendations to stakeholders.
• Contribute to performance engineering practices, capacity planning, and standards.
• Develop, maintain, and optimize test assets and dashboards.

Skills

Performance analysis

JavaScript/TypeScript

Microservices knowledge

Code-driven testing

Technical communication

Education

Bachelor's degree in CS/CIS/Engineering

Tools

k6

Datadog

AWS

Kubernetes

REST/GraphQL APIs

Job description

Yum! Brands seeks a Performance Engineer to optimize our Byte Platform's digital ordering technologies. You will work on distributed systems, databases, and large datasets, driving performance testing initiatives across development lifecycles.

Responsibilities include designing test strategies, analyzing metrics and traces, and delivering data-driven optimization recommendations. Strong coding in JavaScript/TypeScript and experience with microservices are essential.