Full Stack Java Development Courses.Knowledge gained:Object Oriented Design Principles: DRY, SOLID, Coding to interface, etc.Software Development Process Methodologies: YAGNI, KISSDesign Patterns: GOF Design Patterns: Builder, Singleton (all possible problems and solutions), Factory Method, Abstract Factory, Adapter, Template method, etc.Architectural Design Patterns: MVC, DAOSoftware Development Process Methodologies: Agile/Scrum, WaterfallProgramming language:Java: OOP, Collections, Multithreading (Moore law, cache lines, volatile, atomic operations, synchronization, object monitor, etc), Generics, Serialization, Annotations, Streams, etcJVM Architecture: Classloaders (All types and phases), Runtime Data Area, Execution Engine.Garbage Collector: Architectural design, working process, different types (Serial GC, Concurrent GC, Parallel GC, G1)Frameworks/technologies/other: Spring, Hibernate, JDBC, JSF, Primefaces, JSP, Servlets, Liquibase, SQL, DB Index Types: Clustered, Nonclustered, DB Transaction properties: ACID (Atomicity, Consistency, Isolation (Read uncommitted, Read committed, Repeatable reads, Serializable), Durablilty), XML, DOM, XPath, XSL, HTML, CSS, Javascript, Git, Maven.