Topic
system design database choice articles
Focused reading for candidates preparing stronger examples, sharper technical stories, and more credible interview answers.
System Design16 min read
MongoDB vs Cassandra vs DynamoDB: The NoSQL Decision Engineers Never Forget
How one interview panic turns into a NoSQL mental model you can remember forever: flexibility, survival, and managed scale
A story-driven guide to choosing between MongoDB, Cassandra, and DynamoDB in senior backend and system design interviews, built around mental models, production tradeoffs, and real-world scaling examples.
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System Design9 min read
MongoDB vs Cassandra: How to Choose the Right Database in System Design Interviews
How a festival-sale e-commerce system explains when MongoDB feels natural and when Cassandra becomes the safer scaling choice
A practical, story-driven guide to choosing MongoDB vs Cassandra in system design interviews, with real-world examples, comparison tables, tradeoffs, and easy memory rules.
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