Q1
Describe your experience designing and implementing a CI/CD pipeline. What tools did you use, and how did you handle secrets management and deployment stages across multiple environments?
Why they ask this:* They're assessing your hands-on experience with pipeline orchestration, security practices, and multi-environment deployment strategies—core competencies for a Platform Engineer.
Q2
Walk us through how you would design a Kubernetes cluster for a microservices application. What considerations would you make regarding networking, storage, resource limits, and high availability?
Why they ask this:* They want to understand your architectural thinking around container orchestration, cluster design principles, and whether you can balance operational complexity with reliability requirements.
Q3
You need to reduce cloud infrastructure costs by 30% without impacting performance. What strategies and tools would you use to identify and implement cost optimizations?
Why they ask this:* This tests your knowledge of cloud cost management tools (e.g., cloud provider cost analyzers), optimization techniques, and your ability to balance business constraints with technical decisions.
Q4
Explain how you would implement infrastructure as code (IaC) for a multi-cloud environment. What challenges have you encountered, and how did you address them?