Interview prep guides
Practical guides for engineers preparing for product-company interviews while holding down a job. No hype, no secret tricks: what to practise, in what order, and how to tell whether it is working.
How to prepare for coding interviews in 15 days
A realistic 15-day plan for working engineers: what to drill, in what order, and how to review.
Spring Boot and Java interview practice for experienced engineers
Core Java, Spring, JPA and REST: what experienced engineers should drill, and what they can skip.
How to practise system design without AI help
A self-driven routine for HLD and LLD practice: requirements, numbers, trade-offs, failure.
Practising DSA under real timed, interview conditions
Why a clock and hidden tests beat untimed grinding, and how to set up honest practice.