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Programming

3 articles

programming

45 OOP Interview Questions and Answers (2026)

45 OOP interview questions covering the four pillars, SOLID principles, and design patterns with real code in Java, Python, JavaScript, and C#. Updated for 2026

Jun 27, 2026·45 min read·Zeeshan Tofiq
programming

50 DSA Interview Questions and Answers (2026)

50 DSA interview questions covering arrays, linked lists, trees, graphs, dynamic programming, and the 8 coding patterns that cover most interview problems. Updated for 2026

Jun 27, 2026·42 min read·Zeeshan Tofiq
programming

Senior Full Stack System Design Interview Questions: How to Architect the Whole System (2026)

How senior full stack developers should answer system design questions: a complete framework covering frontend, API, database, and deployment in one story.

Jul 9, 2026·18 min read·Zeeshan Tofiq