#system-design

Articles tagged with #system-design

Senior Engineers Don’t Trust ACID: 6 Hard Truths About Database Transactions
In the cozy, idealized world of local development, we write code for the “happy path.”
Feb 17, 20267 min read
How to Crash Your Production Database by Adding a Single Node 101
“Just shard it” is the software engineering equivalent of “just print more money.”
Feb 4, 20266 min read1
Your Data Isn’t Stored. It’s Negotiated.
The hidden trade-offs behind replication, consistency, and why “saved” is a design decision, not a fact
Jan 22, 20264 min read3
Data Outlives Code: Why Your “Flexible” Schema is a Technical Debt Trap
Why the most convenient choice for saving data is often the most dangerous architectural mistake.
Jan 21, 20265 min read3
5 Counter-Intuitive Truths About How Databases Actually Work
Introduction: Beyond the Black Box Databases are the foundation of modern applications, quietly storing and retrieving the information that powers everything from social media feeds to online shopping carts. For many developers, they are a "black box...
Jan 14, 20267 min read
4 Surprising Truths About Data Models That Will Change How You Think About Code
Introduction: More Than Just Storage You're spinning up a new service. The first major decision hits your desk: which database to use? It feels like a choice between PostgreSQL and MongoDB, tables and JSON. But the real choice you're making is not ab...
Jan 7, 20266 min read1