Questions were largely based around what was on my CV and my experience using the tools that they use
Platform Engineer Interview Questions
2,982 platform engineer interview questions shared by candidates
Leetcode style questions involving trees and two-pointer problems
Java (hashtables vs hashset ), Diamond problem, OOP concepts(abstract classes, interfaces)
How could you improve your take home exercise solution?
Explain declarative vs imperative in IAC , such as Terraform, kuberneties. What are the software cycle steps
Questions were wide ranging in terms of Platform Engineering covering all the kinds of topics you'd expect: 1) DNS - you open up a browser, you type in www.google.co.uk, what is happening? 2) TLS/SSL - you open up a browser, you type in www.amazon.co.uk, you see a padlock next to the URL, what does this mean? - describe the process and what's going on in the background. Various questions pointing towards handshakes, key exchange, encryption/decryption etc. 3) Lots of questions on AWS, load balancing, EC2, Kubernetes/EKS, security groups, NACLs (google AWS interview questions and you'll find the ones they were using) 4) Git - explain how to make a change to an environment (cloning of repos, adding new files/changes, committing them, pushing back to the repo, when to do a git merge vs a git rebase, what the difference is between the two. 5) Various questions on Kubernetes using kubectl (again, google search interview questions on kubernetes and you'll find the ones being asked) 6) Docker containers - explain what an image is, how you'd build one, what a dockerfile looks like 7) Terraform/IaC - explain backends, what a state file is, when would you use remote state files and why, when would you use secrets, when would you use a module, what does the standard lifecycle look like (i.e. plan/apply/destroy/refresh 8) CI/CD - what is the difference between the two, what does a standard pipeline look like.
Essentially they want to know your story and why what you need
(Online assessment) Write a SQL query using GROUP BY, INNER JOIN, and SORT BY
(Engineering Manager interview) Implement a Queue data structure using Doubly Linked List in Python
Build an API in Python and put it behind a reverse proxy using nginx.
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