System Design Notes
Deep dive into System Design Notes, a curated series from my software engineering journey.
Categories
Articles
Luhn: Checking the Digits Before a Payment
- #DesignFlix
- #Luhn Algorithm
- #Payments
- #Input Validation
20 Nov 2025 | 4 min read
Bloom Filters: What a Username Check Can Actually Tell You
- #DesignFlix
- #Bloom Filters
- #Data Structures
- #Membership Tests
08 Nov 2025 | 5 min read
Similarity Caching: When Can Two Questions Share an Answer?
- #DesignFlix
- #Semantic Caching
- #Similarity Search
- #Embeddings
07 Nov 2025 | 5 min read