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Databricks
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.
How do you detect and handle overfitting?
Machine learning
Explain precision and recall, and when you'd optimise for each.
Machine learning
When would you use XLOOKUP or INDEX/MATCH, and how do pivot tables help summarise data?
Excel
What's the difference between a transformation and an action, and why does it matter?
Spark
How do partitions and consumer groups give Kafka its ordering and scaling guarantees?
Kafka
Explain the CAP theorem with a real example.
Distributed systems
How would you make a payment API idempotent?
Distributed systems
What do you know about Databricks's products and customers?
Databricks
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