Microservices

Learn how to use Postman to send API requests, inspect responses, test authentication, validate JSON data, organize API collections, and automate API testing.

Understand the differences between Docker containers and virtual machines, including architecture, performance, isolation, resource usage, deployment, and when developers should choose each approach.

Learn the fundamentals of system design, including clients, servers, databases, APIs, caching, load balancing, scalability, reliability, and how to design applications step by step.

Learn what Kubernetes is, why teams use it, how pods, deployments, services, and clusters work, and how Kubernetes fits into modern DevOps.