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Java Backend Developer - Coggle Diagram

- - - - Prototype
      - Factory Methods
      - Builder
      - Singleton
      - Abstract Factory
    - - Memento
      - Mediator
      - Observer
      - Strategy
      - COR - Chain of Responsibility
      - Iterator
      - State
      - Command
      - Template Methods
      - Visitor
    - - Bridge
      - Flyweight
      - Proxy
      - Composite
      - Facade
      - Adapter
      - Decorator
  - - - OOP
        
        Conditionals
        
        Encapsulation, Inheritance, Abstraction, Polymorphism
        
        Operators
        
        Methods
        
        Arrays
        
        Classes & Objects
        
        Loops
        
        Types
        
        Access Modifier
        
        Interface (Abstraction)
      - Exceptions
      - Collections
      - Multi-threading
      - DSA
        
        Algorithms
        
        Search
        
        Sorts
        
        Sorting & Search Algorithms
        
        Data Structure
        
        DS Concepts
        
        Queues
        
        Graph
        
        Linked List
        
        Stack
        
        Array
      - I/O
    - - Lambdas
      - Interface Static and Default Methods
      - Method References
      - Optional
      - Try-Catch Resources
      - API
      - Interface Private Methods
  - - - Spring Security
        
        Spring Security Core
        
        Spring OAuth2
      - Framework
        
        Listeners
        
        Scopes
        
        Annotations
        
        Lifecycle
        
        Dependency Injection
      - Spring Rest Docs
      - Spring Data
        
        Transaction management
        
        Auditing
        
        Specifications
        
        Spring Data Repositories
        
        Query By Example
        
        Spring Data NoSQL
        
        Neo4j
        
        Cassandra
        
        Elasticsearch
        
        MongoDB
        
        Redis
        
        NoSQL
      - Spring HATEOAS
      - Spring Boot
      - Spring Batch
      - Spring SOAP
      - Spring REST
        
        Service
        
        Controller
        
        Repository
        
        Handler Mapping
        
        Handler Adapter
        
        Dispatcher Servlet
  - - - Entities
      - JPA Spec
      - Relationships
      - JPQL
    - - Hibernate
      - Object-Relational Mapping
- - - - Mockito / PowerMock
      - Concepts
      - Parameterized Test
  - - - Semantic Versioning
      - Setup
      - Manage Dependencies
      - POM
      - Profiles
      - Lifecycle
      - Repositories
      - Plugins
    - - Manage Dependiencies
      - JVM Builds
      - Plugins
      - Repositories
      - Setup
  - - - IntelliJ
      - Eclipse
      - VS Code
- - - - DML
      - Tunning
      - DCL
      - DDL
      - ERD
    - - OLTP
      - OLAP