The CheatsheetKit blog
Free, practical guides: interview questions, cheat sheets and preparation plans, written for developers and job seekers.
SQL Window Functions
The window-function questions that separate analysts who can query from analysts who can answer questions, ranking functions, running totals, frames, LAG and LEAD, NTILE and the filters that catch people out.
How to Prepare for a Technical Interview in 5 Days
A realistic five-day technical interview plan built on retrieval practice and self-testing - day by day, how to practise coding properly, what to memorise, logistics, behavioural stories, and an honest look at rejection.
HR Round Questions for the Indian Job Market
A practical guide to the HR and recruitment rounds used in Indian tech hiring - CTC versus take-home with worked numbers, notice period, relocation, employment gaps, salary expectations and how to answer without over-committing.
Amazon Backend Interview Questions
What to expect in an Amazon backend loop, coding and system design, the Leadership Principles and what an interviewer probes for each, failure handling, consistency tradeoffs and a worked STAR answer.
System Design Interview Cheat Sheet
The forty-five minute system design interview written out as a framework - the clarifying questions, the estimation arithmetic, a worked URL shortener, data modelling, caching, consistency and the reliability patterns interviewers expect.
React Interview Questions for 2026
The React questions that separate mid from senior, keys and reconciliation, useEffect ordering, memoisation, context versus stores, concurrency, Server Components and hydration.
Go Interview Questions
The Go questions that come up repeatedly, goroutines and channels, sync primitives, the race detector, interfaces, slices, errors, context, JSON decoding and profiling.
Frontend Developer Interview Pack
JS fundamentals, the event loop, CSS layout, the DOM and accessibility, everything asked regardless of framework.
Get this pack Free Frontend pack