System Design Interview Course
This course equips you to excel in system design interviews by developing a production-ready URL shortener. You will master scalable architecture, caching strategies, data modelling, reliability measures, security protocols, and analytics capabilities, empowering you to design high-traffic systems confidently and differentiate yourself in technical interviews.

flexible workload of 4 to 360h
valid certificate in your country
What will I learn?
Gain expertise in system design interviews through a practical course focused on designing a real-world URL shortener. Define precise requirements, create high-level architecture and request flows, select data models and storage solutions, manage scaling with caching, ensure reliability and observability, and tackle security, privacy, and extensibility to confidently justify your design choices.
Elevify advantages
Develop skills
- Define clear functional and non-functional requirements quickly for system design.
- Design APIs, request flows, and storage for systems handling over 50k requests per second.
- Establish SLOs, monitor SLIs, and prepare failure recovery strategies for reliability.
- Select databases, schemas, and keys optimised for URL management and analytics at scale.
- Implement caching, rate limiting, and abuse prevention to enhance performance and security.
Suggested summary
Before starting, you can change the chapters and the workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workload.What our students say
Your classes are perfect. I purchased the one-year package and finally have the opportunity to follow various topics of my interest without needing to change platforms... I thank you for everything you do, I've already recommended you to other people...

Giulio CarloDigital Marketing Student
I like how the lessons are straight to the point and how I can change chapters and skip content that I don't need.

Mariana FerresPhotography Student
I like the content and the way of presentation and video transcription, which speeds up the process!

Luciana AlvarengaNail Design Student
The platform is fast, simple to use. The diversity of content and complementary videos help a lot in learning.

André FelipePrompt Engineering Student
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