Java Basics courses can help you learn object-oriented programming, data types, control structures, and exception handling. You can build skills in writing efficient code, debugging, and using Java libraries to enhance functionality. Many courses introduce tools like Integrated Development Environments (IDEs) such as Eclipse or IntelliJ IDEA, which streamline coding and testing processes, along with version control systems like Git to manage code changes effectively.

Rice University
Skills you'll gain: Apache Kafka, Apache Spark, Apache Hadoop, Distributed Computing, Dataflow, Java Programming, Java, Middleware, Scala Programming, Data Structures, System Programming, Programming Principles, Servers, Application Frameworks, Debugging, Algorithms, Performance Tuning, Network Protocols, Computer Science
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Object Oriented Programming (OOP), Java, Java Programming, Software Design, Software Testing, Application Development
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Encryption, Cybersecurity, Threat Detection, Data Encryption Standard, Threat Modeling, Cryptography, Cyber Attacks, Data Security, Databases, Malware Protection, Penetration Testing, Vulnerability Assessments, Application Security, Security Engineering, Authentications, Data Structures, Data Integrity, Artificial Intelligence, SQL
Beginner · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Copywriting, Advertising, Marketing Materials, Promotional Materials, Marketing Design, Writing, Graphic and Visual Design, Creative Design, Typography, Storytelling, Design Elements And Principles, Creativity
Beginner · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Open Web Application Security Project (OWASP), Authentications, Exploit development, Penetration Testing, Application Security, Vulnerability Assessments, Vulnerability Management, Secure Coding, Authorization (Computing), Java, Java Programming, Dependency Analysis, Docker (Software), Git (Version Control System)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Game Design, Android Development, Unity Engine, Video Game Development, 3D Assets, Mobile Development, User Interface (UI), User Interface (UI) Design, C# (Programming Language), Animations, Scripting
Advanced · Course · 1 - 3 Months

Skills you'll gain: Unit Testing, Test Driven Development (TDD), Test Case, Program Development, Development Testing, Software Testing, Java Programming, Java, Software Engineering
Beginner · Guided Project · Less Than 2 Hours

Arizona State University
Skills you'll gain: Computational Thinking, Data Strategy, Unstructured Data, Data Access, Data Literacy, Data Analysis, Data Management, Data-Driven Decision-Making, Data Collection
Beginner · Course · 1 - 3 Months

Skills you'll gain: 3D Modeling, 3D Assets, Visualization (Computer Graphics), Graphical Tools, Design Software, Computer Graphic Techniques, User Interface (UI), Graphics Software
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Cryptography, Object Oriented Programming (OOP), Encryption, Application Development, Data Structures, Software Development, Automation, Machine Learning Algorithms, Data Processing, Public Key Cryptography Standards (PKCS), Databases, Python Programming, Natural Language Processing, Algorithms, Key Management, SQL, Machine Learning Methods, Software Installation, Programming Principles, Data Validation
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Restful API, Application Deployment, Generative AI, Application Programming Interface (API), Java, Test Tools, Development Environment, Image Analysis, Software Development, Computer Vision
Intermediate · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Reinforcement Learning, Agentic systems
Beginner · Course · 1 - 4 Weeks