Codio
Skills you'll gain: Apache Maven, Build Tools, JSON, JUnit, Java Programming, Java, Web Services, Programming Principles, Package and Software Management, Data Structures, Object Oriented Programming (OOP), Network Protocols, Unit Testing, Style Guides
★ 4.7 (37) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Design, File I/O, Integrated Development Environments, Functional Design
Beginner · Course · 3 - 6 Months

Skills you'll gain: JUnit, Spring Framework, Spring Boot, Java Programming, Java, Apache Maven, Hibernate (Java), Unit Testing, Gradle, Microservices, Build Tools, Object-Relational Mapping, Software Testing, Cloud Development, Functional Design
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Object Oriented Design, Computer Programming, Code Reusability, Memory Management
Intermediate · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Event-Driven Programming, Interactive Data Visualization, Java, Java Programming, Object Oriented Programming (OOP), User Interface (UI), Object Oriented Design, Computer Programming, User Interface (UI) Design, Algorithms, Software Engineering, Geospatial Mapping, Programming Principles, Software Documentation
★ 4.7 (5.8K) · Intermediate · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Unit Testing, Growth Mindedness, Data Structures, Graph Theory, Event-Driven Programming, Social Network Analysis, Interactive Data Visualization, Java, Java Programming, Network Analysis, Object Oriented Programming (OOP), Technical Communication, User Interface (UI), Peer Review, Object Oriented Design, Software Testing, Computer Programming, Program Development, Algorithms, Problem Solving
★ 4.7 (7.2K) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Google Gemini, Gemini, Google Workspace, Productivity Software, Generative AI, AI literacy, Model Training, AI Enablement, Responsible AI, Operational Efficiency, AI Integrations, Business Workflow Analysis, Google Sheets, Complex Problem Solving
★ 4.8 (3.4K) · Beginner · Course · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: Object Oriented Design, Java, Object Oriented Programming (OOP), Unit Testing, Java Programming, Application Development, Data Structures, Application Design, Software Testing, Program Development, Programming Principles, Systems Development, Test Driven Development (TDD), Computer Programming, Other Programming Languages
★ 4.5 (332) · Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Data Preprocessing, Model Deployment, Apache Mahout, Java, Java Programming, Apache Spark, Classification Algorithms, Machine Learning Software, Machine Learning Methods, Model Training, Applied Machine Learning, Deep Learning, Data Processing, Model Evaluation, Natural Language Processing, Data Cleansing, Machine Learning, Feature Engineering, Data Transformation, Artificial Neural Networks
Intermediate · Course · 1 - 4 Weeks

Berklee
Skills you'll gain: Music, Musical Composition, Media Production, Instrumental Music, Automation, Post-Production, File Management, Data Import/Export, Editing, Electronic Media
★ 4.7 (612) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Java Programming, Debugging, Java, Programming Principles, Computer Programming, Algorithms, File I/O, Program Development, Data Structures, Pseudocode, Software Installation, Software Architecture, Integrated Development Environments, Other Programming Languages, Code Reusability, Computational Logic
Beginner · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: Spring Framework, Spring Boot, Application Development, Redis, Java Programming, Frontend Integration, Object-Relational Mapping, Web Development, Database Development, Integrated Development Environments, Authentications, Application Security, Build Tools, Performance Tuning, Unit Testing, Authorization (Computing), Command-Line Interface, Data Access, Event Monitoring, Software Configuration Management
★ 4.5 (44) · Mixed · Course · 1 - 3 Months