Interview practice

Backend engineeringinterview practice

Practise Backend engineering interview questions with a realistic AI interviewer. It focuses on APIs, databases, scalability, reliability and system design, asks follow-ups based on your answers and scores every response.

Start a free Backend engineering interview
(01) Common questions

Common Backend engineering interview questions

Your interviewer will ask questions like these, then follow up on your answers.

  1. Q01

    Design a URL shortener. Where are the bottlenecks?

  2. Q02

    SQL or NoSQL for a new project? How do you decide?

  3. Q03

    How would you make an API idempotent?

  4. Q04

    Tell me about a production incident you debugged.

(02) Scoring

What you're scored on

01

Technical depth

02

Problem solving

03

Communication

04

Structure

(03) Related

More tech interviews

  1. 01Frontend engineering
  2. 02Full-stack engineering
  3. 03Mobile development
  4. 04Data science and analytics
  5. 05Machine learning and AI
  6. 06DevOps and cloud
  7. 07Cybersecurity
  8. 08QA and testing
  9. 09IT support
  10. 10Product management
  11. 11UX and UI design
Ready when you are

Say it out loud before it counts.

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