Technical3/15/202610 min read 0 views
System Design Basics Every Engineer Should Know
Load balancers, caches, databases, queues — the fundamentals interviewers expect even from junior candidates.
By HuntExams Academy
Even junior interviews touch on system design. Understand client-server, REST, load balancers, horizontal vs vertical scaling, SQL vs NoSQL trade-offs, caching layers (CDN, Redis), message queues, and CAP theorem at a conceptual level. Practice drawing simple architectures for URL shorteners, chat apps, and e-commerce.