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Fast... But Wrong? Meet Cache Invalidation

Fast... But Wrong? Meet Cache Invalidation

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11 min read
The UPDATE That Never Finishes and What to Run Instead

The UPDATE That Never Finishes and What to Run Instead

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12 min read
How We Scaled Firewall Logs with ClickHouse at MalCare

How We Scaled Firewall Logs with ClickHouse at MalCare

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5 min read
The 5-Step Framework I Use to Structure Any System Design Interview Answer

The 5-Step Framework I Use to Structure Any System Design Interview Answer

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3 min read
Designing a Form Engine from Zero to One

Designing a Form Engine from Zero to One

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7 min read
How Should a Low-Code Platform Design Its Data Model?

How Should a Low-Code Platform Design Its Data Model?

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9 min read
Why Ask Twice? Meet the Cache

Why Ask Twice? Meet the Cache

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11 min read
Stop Burning CPU on Continuous JFR: Trigger Ephemeral Snapshots with Micrometer in JDK 26

Stop Burning CPU on Continuous JFR: Trigger Ephemeral Snapshots with Micrometer in JDK 26

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2 min read
Most system design interviews focus on diagrams. Real systems fail because of trade-offs.

Most system design interviews focus on diagrams. Real systems fail because of trade-offs.

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1 min read
The Three Layers of Failure Isolation: Timeouts, Circuit Breakers, and Load Shedding

The Three Layers of Failure Isolation: Timeouts, Circuit Breakers, and Load Shedding

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15 min read
How I Segmented Millions of Users in Just a Few Milliseconds

How I Segmented Millions of Users in Just a Few Milliseconds

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4 min read
A Checkpoint Is Not Durable Until the Write Lands

A Checkpoint Is Not Durable Until the Write Lands

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2 min read
LLD Data Structures in Design Context: Stack Design Patterns — Where Last-In, First-Out Naturally Appears

LLD Data Structures in Design Context: Stack Design Patterns — Where Last-In, First-Out Naturally Appears

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3 min read
LLD Data Structures in Design Context: Recognizing Stack Problems Before Writing Code

LLD Data Structures in Design Context: Recognizing Stack Problems Before Writing Code

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3 min read
The Moving Bike on Your Food App: How Live Order Tracking Actually Works (in Azure)

The Moving Bike on Your Food App: How Live Order Tracking Actually Works (in Azure)

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4 min read
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