Principal Engineer Interview Questions

4,347 principal engineer interview questions shared by candidates

Closest thing to a "coding" interview was a few mock PRs in the language required for the role. We went through a few different approaches to solving a particular problem and discussed the bottlenecks and potential pitfalls of each, with a focus on concurrency.
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Principal Software Engineer

Interviewed at Elastic

3.8
Jul 31, 2020

Closest thing to a "coding" interview was a few mock PRs in the language required for the role. We went through a few different approaches to solving a particular problem and discussed the bottlenecks and potential pitfalls of each, with a focus on concurrency.

Take-home assignment to build compute in OCI, build a simple DropWizard app and extend it for a Fibonacci series, and more. Questions about technical experiences in the past, biggest achievements, toughest challenges, etc.
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Principal DevOps Engineer

Interviewed at Oracle

3.5
May 10, 2023

Take-home assignment to build compute in OCI, build a simple DropWizard app and extend it for a Fibonacci series, and more. Questions about technical experiences in the past, biggest achievements, toughest challenges, etc.

1. Git fetch vs git merge 2. Git webhook 3. Git command to check current git branch 4. Docker file with example 5. Docker architecture 6. Ansible playbooks 7. ansible module with example 8. Ansible template 9. Terraform basic commands 10. Terraform code with AWS cloud for creating ec2 11. Jenkins ci/cd pipeline in depth
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Principal Infra Developer

Interviewed at Cognizant

3.5
Jun 26, 2023

1. Git fetch vs git merge 2. Git webhook 3. Git command to check current git branch 4. Docker file with example 5. Docker architecture 6. Ansible playbooks 7. ansible module with example 8. Ansible template 9. Terraform basic commands 10. Terraform code with AWS cloud for creating ec2 11. Jenkins ci/cd pipeline in depth

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