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Interview Prep
Jan 2026
5
ITJobNotify Team
System Design for Junior Developers: Yes, You Need It in 2026
Even freshers are asked basic system design. Here’s how to prepare.
System DesignFreshersInterviews
Estimated reading time: 5
System Design for Junior Developers (2026)
System design is no longer senior-only.
What Juniors Are Expected to Know
- API basics
- Database vs cache
- Scalability concepts
- Load handling basics
Common Questions
- Design URL shortener
- Design chat system (basic)
- Design file upload service
How to Prepare
- Learn trade-offs
- Use diagrams
- Keep it simple
Learning Resources
- System Design Primer → https://github.com/donnemartin/system-design-primer
- ByteByteGo → https://bytebytego.com/
Read time: ~5 minutes
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