The Best Way to Practice Cloud Architecture Interviews
Move beyond passive study with realistic architecture simulations that sharpen your trade-off analysis, communication, and judgment under pressure.
Senior System Design Interview: Design a Video Processing Platform
Practise a realistic senior system design scenario: build a secure, reliable, and cost-conscious video upload and processing platform on AWS.
The Myth of the "Algorithm Interview": Why System Design is the New Gold Standard
We’ve all been there—a senior engineer with 10 years of experience failing a mid-level interview because they couldn’t remember how to invert a binary tree. But the tides are turning. In 2026, the real test of a staff engineer isn’t their ability to memorize textbook algorithms; it’s their intuition for building systems that don’t break under pressure.
Meet Alex: Inside the First AI Staff Engineer Built for System Design
Most mock interview tools feel like talking to a recording. They wait for you to finish, then give you a generic score. Meet Alex: the AI architectural interviewer that doesn’t just listen—it probes, interrupts, and challenges your scaling strategies in real-time.