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Interview Prep
Jan 2026
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ITJobNotify Team
System Design Guide 2026: How to Crack Low-Level Design Interviews
A beginner-friendly guide to LLD interviews for product-based companies.
System DesignLLDInterview Prep
Estimated reading time: 4
System Design Guide 2026: How to Crack Low-Level Design Interviews
Low-Level Design interviews test clarity, structure, and code thinking.
Topics to Master
- OOP principles
- Design patterns
- Class diagrams
Preparation Tips
- Practice explaining designs
- Write clean, modular code
- Understand trade-offs
Learning Resources
- Refactoring Guru → https://refactoring.guru/
- System Design Primer → https://github.com/donnemartin/system-design-primer
Read time: ~4 minutes
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