Senior Backend Engineer Interview Questions

2,045 senior backend engineer interview questions shared by candidates

Talking about the project. Standart task about the turtle turning and moving. You have a square n*n and turns and moves like FFFLLRF (forward, turn left, turi right). And should return the side turtle is looking to in the end.
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Senior Backend Engineer

Interviewed at Wix

4.1
Apr 1, 2025

Talking about the project. Standart task about the turtle turning and moving. You have a square n*n and turns and moves like FFFLLRF (forward, turn left, turi right). And should return the side turtle is looking to in the end.

Behavioural questions on my last working experience (stack holder interaction, project ownership, planning and delivery). Several questions on code challenge solution that I provided, focusing on RDBMS (isolation level, concurrency, locks).Interviewers were (in my case) experienced Qonters (>4 years tenure).
avatar

Senior Backend Engineer

Interviewed at Qonto

4.3
May 5, 2025

Behavioural questions on my last working experience (stack holder interaction, project ownership, planning and delivery). Several questions on code challenge solution that I provided, focusing on RDBMS (isolation level, concurrency, locks).Interviewers were (in my case) experienced Qonters (>4 years tenure).

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