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DoorDash India
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.
Write a query for the second-highest salary in each department.
SQL
Explain the difference between INNER, LEFT and FULL joins with an example.
SQL
A server is slow. Which commands do you run first, and what do you look for?
Linux
Explain merge versus rebase. How do you resolve a conflict?
Git
A key metric dropped 20% yesterday. How do you investigate?
Data analysis
How would you design an A/B test for a new feature, and how long would you run it?
Data analysis
When would you use XLOOKUP or INDEX/MATCH, and how do pivot tables help summarise data?
Excel
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 DoorDash India's products and customers?
DoorDash India
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