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A comprehensive study path for the KCNA (Kubernetes and Cloud Native Associate) exam. Covers all 5 domains: Kubernetes Fundamentals (46%), Container Orchestration (22%), Cloud Native Architecture (16%), Observability (8%), Application Delivery (8%). 9 in-depth lessons with English practice quizzes.
A hands-on series on building a complete Microservices system with Quarkus 3.x — the "Supersonic Subatomic" Java framework designed specifically for Cloud Native and Kubernetes. Using PostgreSQL as main database, Keycloak for Authentication & Authorization (OIDC), Apache Kafka for Event-Driven Communication, gRPC for high-performance inter-service. From creating your first project with Dev Services, building a REST API with Panache, to deploying production on Kubernetes with GraalVM Native Image. Includes Fault Tolerance, OpenTelemetry Observability, Contract Testing, CI/CD Pipeline and Production Readiness Checklist. Actual project: E-Commerce Platform system includes 5 microservices.
Comprehensive series on Cloud Native Microservices architecture — from container platforms, Kubernetes, microservices design principles (DDD, Bounded Context), communication models (REST, gRPC, Event-Driven), to Data Management (CQRS, Saga, Event Sourcing), Service Mesh, Observability, Resiliency Patterns, CI/CD GitOps and Security. Combine solid theory with practical architecture for production systems.
The HashiCorp Vault course is comprehensive from basic to advanced, helping you master Secret Management, Encryption as a Service, Dynamic Credentials and Identity-based Security. From installing and configuring Secrets Engines (KV, PKI, Transit, Database, AWS, SSH), Auth Methods (Token, Userpass, AppRole, LDAP, OIDC, Kubernetes), Policies, to advanced topics such as Integrated Storage (Raft), High Availability, Auto-unseal, Vault Agent, Vault Secrets Operator, Enterprise features (Namespaces, Sentinel, Replication, DR), monitoring and production operations. Updated to Vault 1.21.x (latest version 2026), including SPIFFE auth, MFA TOTP self-enrollment, KV v2 version attribution and enterprise security best practices.
The System Architecture course is comprehensive from basic to advanced, helping you master how to design large-scale systems. Includes fundamental knowledge of Scalability, Availability, Consistency, architectural patterns such as Microservices, Event-Driven, CQRS, along with infrastructure components such as Load Balancer, CDN, Caching, Message Queues, Database Scaling. The course combines theory with real-life case studies from Netflix, Uber, Twitter and other large systems. Updated according to modern architectural trends 2026.
The Keycloak course is comprehensive from basic to advanced, helping you master Identity and Access Management (IAM) from installing and configuring Realms, Users, Roles, Clients, to advanced modules such as Identity Brokering, User Federation (LDAP/AD), Authentication Flows, Authorization Services, Multi-Factor Authentication, Organizations, Workflows, Passkeys, and integrating with real applications. Updated to Keycloak 26.x (latest version 2026) running on Quarkus, including production operations, High Availability, Kubernetes Operators and enterprise security best practices.
Comprehensive course on Performance Testing and Penetration Testing according to enterprise standards 2026. From processes, tools, implementation to professional reports. Includes k6, Gatling, Artillery, Burp Suite, Nuclei, OWASP ZAP, Metasploit, Cloud/Kubernetes security testing, AI-powered testing, CVSS v4.0, PTES, OWASP Top 10, Chaos Engineering, SRE practices and compliance frameworks. Practical combat instructions with lab exercises and real-world scenarios.
Comprehensive Docker course from fundamentals to advanced level, helping you master container technology from the first concepts to real-world production deployment. Covers Dockerfile, Docker Compose, Networking, Storage, Security, CI/CD, Docker Swarm, Microservices and best practices for enterprise environments. Updated with Docker Engine 27+ and modern container technologies as of 2026.
Comprehensive basic to advanced Kubernetes course for 2026, helping you master container orchestration, deploy production-ready applications, and prepare for CKA/CKAD certification. Updated to Kubernetes 1.32+ with Gateway API, Cilium, OpenTelemetry, Helm 4, Sidecar containers GA, ValidatingAdmissionPolicy, and AI/ML workloads.