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Comprehensive courses designed by engineers from top tech companies. Learn the patterns, practice with real questions, and land your dream job.
Featured Courses
WinSystemDesign
System Design Mastery
Master large-scale distributed systems design. Learn to architect systems like Uber, Twitter, Netflix, and more.
ScalabilityDistributed SystemsDatabase DesignCaching
1000+ questions200h content50K+4.9
WinAI
AI/ML System Design
Design production ML systems. From recommendation engines to real-time inference pipelines.
ML PipelinesFeature StoresModel ServingA/B Testing
500+ questions100h content25K+4.8
All Courses
WinFrontend
Frontend Engineering
Build performant, accessible, and scalable frontend applications with modern frameworks.
400+80h4.9
WinBackend
Backend Engineering
Design robust APIs, microservices, and backend systems that scale to millions of users.
350+70h4.8
WinMLOps
ML Operations
Learn to deploy, monitor, and maintain ML systems in production environments.
200+40h4.7