Litmus
Practice questions for the skills this job lists, plus common questions for any interview. These are for practice: we don’t know the employer’s actual questions.
What is the difference between a list and a tuple, and when would you use each?
Python
How do generators work, and why would you use one over a list?
Python
How would you find and fix a slow query in Postgres (EXPLAIN ANALYZE)?
PostgreSQL
What are transaction isolation levels, and which problems does each prevent?
MySQL
How would you deploy and scale a web API on Azure?
Azure
Explain Pods, Deployments and Services, and how traffic reaches a Pod.
Kubernetes
How would you debug a Pod stuck in CrashLoopBackOff?
Kubernetes
What is Terraform state, and how do teams share it safely?
Terraform
How do you detect and handle overfitting?
Machine learning
Explain precision and recall, and when you'd optimise for each.
Machine learning
Walk me through a project you built: the design, a hard bug and what you'd change.
This kind of role
Reverse a linked list, then explain its time and space complexity.
This kind of role
How would you design a URL shortener?
This kind of role
What do you know about Litmus's products and customers?
Litmus
Tell me about yourself in two minutes, focused on this role.
About you
Why this company, and why this role?
About you
Tell me about a time you disagreed with a teammate. What happened?
About you
Describe a time you failed or missed a deadline, and what you changed afterwards.
About you