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, Java, Software Architecture, Systems Architecture, Programming Principles, Scala Programming, Servers, Algorithms
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Database Design, Continuous Integration, Restful API, Docker (Software), Model View Controller, Front-End Web Development, Databases, User Story, CI/CD, Java, Java Programming, Database Application, Application Programming Interface (API), HTML and CSS, Full-Stack Web Development, Spring Boot, Microservices, Back-End Web Development, Software Design Documents, Software Architecture
Advanced · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Responsible AI, MLOps (Machine Learning Operations), Data Preprocessing, Model Deployment, Jenkins, Apache Mahout, AI Security, Applied Machine Learning, Classification Algorithms, Java, Continuous Deployment, Java Programming, Federated Learning, Artificial Intelligence, Model Evaluation, Deep Learning, Machine Learning, Spring Boot, Natural Language Processing, Reinforcement Learning
Intermediate · Specialization · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Containerization, Docker (Software), Application Deployment, Development Environment, Virtualization
Beginner · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Microservices, Spring Framework, Spring Boot, YAML, MongoDB, Application Deployment, NoSQL, Ajax, Software Architecture, Java, Scalability, Load Balancing, Restful API, Web Applications, File Management
Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Graph Theory, Data Structures, Algorithms, Tree Maps, Network Analysis, Computational Thinking, Python Programming
Build toward a degree
Advanced · Course · 1 - 4 Weeks

Starweaver
Skills you'll gain: Matlab, Scientific Visualization, Data Visualization, Simulation and Simulation Software, Data Visualization Software, Mathematical Modeling, Data Analysis, Engineering Analysis, Mathematical Software, Programming Principles, Data Structures, Computer Programming, Debugging
Beginner · Course · 1 - 4 Weeks

University of Toronto
Skills you'll gain: Model View Controller, Apple iOS, Apple Xcode, Swift Programming, User Interface (UI), Mobile Development, UI Components, User Interface and User Experience (UI/UX) Design, Application Frameworks, Computer Programming
Mixed · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Specimen Collection, Specimen Processing, Specimen Preparation, Medical Laboratory, Laboratory Testing, Cell Cultures, Biochemical Assays, Cell Biology, Analytical Chemistry, Laboratory Research, Molecular, Cellular, and Microbiology, Molecular Biology, Biomedical Technology, Laboratory Equipment, Biology
Intermediate · Course · 1 - 3 Months

KodeKloud
Skills you'll gain: Version Control, Git (Version Control System), GitHub, Collaborative Software, Software Configuration Management, DevOps, Software Development Tools, Linux
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Network Monitoring, Network Administration, Network Security, Routing Protocols, Network Troubleshooting, OSI Models, TCP/IP, Computer Networking, Network Switches, General Networking, Command-Line Interface, Network Routing, Networking Hardware, Network Architecture, Local Area Networks, Network Infrastructure, Network Protocols
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: AWS Identity and Access Management (IAM), Identity and Access Management, Amazon Web Services, Cloud Computing, Cloud Security, Cloud Infrastructure, Cloud Technologies, Public Cloud, Amazon Elastic Compute Cloud, Solution Architecture, Scalability
Beginner · Course · 1 - 4 Weeks