Java courses can help you learn object-oriented programming, data structures, exception handling, and multithreading concepts. You can build skills in writing efficient algorithms, debugging code, and developing user interfaces. Many courses introduce tools like Eclipse and IntelliJ IDEA, which are commonly used for coding and testing Java applications, along with frameworks such as Spring and Hibernate that facilitate web development and database management.

University of Colorado System
Skills you'll gain: Digital Communications, OSI Models, Network Protocols, TCP/IP, Communication Systems, Routing Protocols, Telecommunications, Network Routing, Network Architecture, Network Planning And Design, General Networking, Computer Networking, System Programming, Data Validation, Data Integrity
Intermediate · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: Django (Web Framework), Ajax, jQuery, Model View Controller, Cascading Style Sheets (CSS), Javascript and jQuery, Hypertext Markup Language (HTML), JSON, HTML and CSS, Linux, Linux Commands, Application Development, Back-End Web Development, Database Application, Web Development, Cloud Deployment, Web Applications, Application Deployment, Javascript, SQL
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Kubernetes, Istio, Cloud-Native Computing, Prometheus (Software), Microservices, Devops Tools, Grafana, Containerization, Application Deployment, OAuth, Cloud Deployment, Spring Boot, Spring Framework, Application Performance Management, Development Environment, Dashboard Creation, Event Monitoring, Java, Java Programming, Service Design
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Apache Maven, Build Tools, Hibernate (Java), Unit Testing, Data Persistence, Docker (Software), Software Testing, Object-Relational Mapping
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Microservices, Spring Boot, Development Environment, Containerization, Spring Framework, Redis, Kubernetes, Java Programming, Docker (Software), Cloud-Native Computing, Apache Maven, API Gateway, Java, Software Architecture, Application Deployment, Apache Kafka, API Design, PostgreSQL, Prometheus (Software), Grafana
Advanced · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Java, Java Programming, Algorithms, Computational Thinking, Object Oriented Programming (OOP), Functional Design, Development Environment
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Docker (Software), Containerization, Microservices, Spring Boot, Restful API, Spring Framework, CI/CD, Data Persistence, Software Architecture, Software Design, Distributed Computing, Development Testing, Software Design Patterns, Software Documentation, Application Programming Interface (API), Software Testing, API Testing, Java Programming, API Design, Persistence
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Object Oriented Programming (OOP), Java Programming, File I/O, Object Oriented Design, Java, Development Environment, Computer Programming, Programming Principles, Data Persistence, Integrated Development Environments, Memory Management, Debugging, File Management, Application Development, Data Structures
Beginner · Course · 1 - 3 Months

Skills you'll gain: OAuth, Spring Framework, API Gateway, Spring Boot, Microservices, Authentications, Application Programming Interface (API), Restful API, Software Architecture, Java, Configuration Management, Distributed Computing, Authorization (Computing), Identity and Access Management, Solution Architecture, Software Visualization, Resilience, Network Routing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Spring Framework, Secure Coding, Lightweight Directory Access Protocols, OAuth, Authorization (Computing), Application Security, Authentications, Security Assertion Markup Language (SAML), Back-End Web Development, Object-Relational Mapping, Identity and Access Management, Spring Boot, Database Development, Data Access, Role-Based Access Control (RBAC), Java, User Flows, Data Persistence, Kubernetes, Power BI
Intermediate · Course · 1 - 3 Months

University of Alberta
Skills you'll gain: Model View Controller, Software Design Patterns, Software Design, Unified Modeling Language, Object Oriented Design, Code Review, Software Architecture, Programming Principles, Maintainability, Software Technical Review, Java Programming, System Design and Implementation, Java, Diagram Design, Object Oriented Programming (OOP), Code Reusability, Application Design
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Field-Programmable Gate Array (FPGA), Hardware Design, Laboratory Experience, Laboratory Reports, Application Specific Integrated Circuits, System Design and Implementation, Embedded Software, Embedded Systems, Electronic Hardware, Electronics Engineering, Electronic Systems, Electrical and Computer Engineering, Eclipse (Software), Test Case, Laboratory Testing, Test Script Development, Program Development, Verification And Validation, Microarchitecture, Computer Architecture
Build toward a degree
Intermediate · Specialization · 3 - 6 Months