Interview Craft
Part of the Interview Prep Roadmap. Coverage ratings are explained there.
Aptitude & Logical Puzzles
Number series, probability puzzles, and classic brainteasers — the kind of reasoning questions that often open a screening round.
Coverage: moderate
Resources · IndiaBix — aptitude — endless drill material for the quantitative rounds
Quantitative Aptitude
- Ratios and proportions
- Percentages, profit, and loss
- Time, speed, and distance
- Work and rate problems
Practice
- Ratio of black to red balls — Brain Station 23, with answer
- When the second train catches the first — Brain Station 23, with answer
- Ways to make change from 1, 2 and 5 cents — Shanghai BD
Number Series & Patterns
- Arithmetic and geometric progressions
- Series completion
- Analogies and odd-one-out
Practice
- Next term of 1, 4, 9, 16, 25 — Brain Station 23, with answer
- Next number of 5, 10, 10, 29, 17, 66 — Brain Station 23
Logical Reasoning
- Seating arrangements and ordering
- Blood relations and direction sense
- Syllogisms
- Coding-decoding
Practice
- Three switches and three fans — Rokomari
- Count the triangles in the figure — Brain Station 23
Classic Puzzles
- Weighing and measuring puzzles
- Probability puzzles
- Minimum-tests and minimum-moves optimization
- Geometric figure counting
Practice
- Find the poisoned candy among 1000 — Brain Station 23
- Find the poisoned bottle with rats — Shanghai BD
- Weigh the odd jar of pills — Shanghai BD
- Four people, one torch, one bridge — Shanghai BD
- Two unevenly burning candles — Shanghai BD
- 100 bulbs and 100 people — Brain Station 23, with answer
Behavioral & HR Questions
Why this company, why you're leaving your current role, strengths and weaknesses — the non-technical half of the process.
Coverage: moderate
Resources · Reverse interview questions — what to ask them · Before applying
Self Presentation
- Introducing yourself
- Strengths and weaknesses
- Career goals
Practice
- Introduce yourself — WellDev
- Tell us about yourself — REVE Systems
- Your strengths and weaknesses — WellDev
- Describe yourself in three words — WellDev
- How friends and teachers would describe you — WellDev
- Where you see yourself in five years — WellDev
Motivation & Fit
- Interest in the company
- Reason for leaving a current role
- Salary expectations
Practice
- Why you want to join this company — Chaldal, with answer
- Industry over academia — REVE Systems
- Why we should hire you — WellDev
- Your salary expectation — WellDev
- What motivated you to apply — WellDev
- What you expect from the workplace — WellDev
Experience & Projects
- Walking through a past project
- Technical decisions and their trade-offs
- Failure and debugging stories
Practice
- Walk through a project you built — Therap
- Describe your favourite project — Brain Station 23
- A challenging task with no existing resources — ShopUp
- Your biggest accomplishment so far — Therap
Situational & Teamwork
- Conflict with a teammate
- Disagreement with a technical decision
- Working under deadline pressure
- Handling difficult stakeholders
Practice
- Dealing with a difficult co-worker — WellDev
- Disagreeing with a coworker on approach — Brain Station 23, with answer
- When you are about to miss a deadline — WellDev
- Balancing deadlines against best practice — WellDev
- Handling a frustrated customer — Brain Station 23, with answer
Questions for the Interviewer
- Evaluating the team and the role
- Reverse-interview topics