Top 28
Company roadmap
Updated weekly · Last refresh Oct 17
P

Programmers Interview Questions

The questions to prepare for Programmers interviews, across all roles. Questions from real interview reports rank first. Updated daily.

28questions
~4htotal time
Track your progressSign up free to work through all 28 questions and resume where you left off.
Start practicing free →
1
CodingStart here. 3 questions · ~24 min
Clean Code Under Live AssessmentMedium

Evaluates coding discipline, readability, and performance awareness under time pressure.

clean codeefficiencyPProgrammers
Optimize Code Under High LoadHard

Evaluates performance troubleshooting, measurement, and optimization strategy.

Performance TuningAlgorithmsPProgrammers
LeetCode With Time ComplexityHard

Tests problem-solving and your ability to analyze algorithmic complexity clearly.

coding challengetime complexityleetcodePProgrammers
2
System Design5 questions · ~40 min
Frontend Component LogicMedium

Assesses your ability to explain UI architecture, state flow, and component responsibilities.

technical explanationPProgrammers
Live Score Website Live UpdatesMedium

Assesses realtime update architecture and your approach to minimizing latency.

PProgrammers
More System Design questions with a free account

Sign up to see every question

Create a free account to unlock this list and practice real interview questions.

Get my prep plan
3
Behavioral & Leadership17 questions · ~137 min
More Behavioral & Leadership questions with a free account
4
More topics3 questions · ~24 min
Minimize Web Requests on Rate ServerMedium

Evaluates caching, API design, and performance optimization for high-frequency data.

optimizationPProgrammers
Database Models TradeoffsMedium

Assesses your understanding of data modeling tradeoffs and fit-for-purpose decisions.

data managementPProgrammers
Database Schema DesignMedium

Tests your ability to translate requirements into a normalized, practical schema.

designPProgrammers
Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
The finish line: interview-readyComplete all 28 questions plus 3 hands-on drills to finish this plan.