System Design Interview
guides and free resources

If you’ve ever wondered how platforms like Netflix stream to millions without crashing, or how WhatsApp handles billions of messages every day, the answer lies in System Design. It’s the...

System Design engineering as a discipline has flourished in the past two decades, and I’ve had the privilege of witnessing its explosion firsthand. Designing large-scale, distributed systems was considered a...

Imagine you’ve aced the coding rounds and impressed the interviewers with your algorithms, and now you’re facing the make-or-break moment of your tech interview—the System Design round. Your task? Design...

Meta engineers don’t just write code—they build the infrastructure that powers billions of daily interactions across Facebook, Instagram, WhatsApp, and Messenger. Acing the System Design interview is non-negotiable if you...

If you’re interviewing for a role involving LLM-backed systems at companies like OpenAI, Meta, Google DeepMind, Anthropic, or even newer SaaS startups building with AI primitives, your generative AI System...

If you’re preparing for an OpenAI System Design interview, you’re designing AI infrastructure at the edge of production and research, along with a high-traffic backend.  Unlike traditional FAANG interviews, where...