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.

Skills you'll gain: Version Control, Git (Version Control System), CI/CD, DevOps, GitHub, Devops Tools, Linux Commands, Linux, Cloud Infrastructure, Amazon Web Services, Linux Administration, Continuous Integration, Software Versioning, Amazon Elastic Compute Cloud, Continuous Delivery, Software Development Life Cycle, Flask (Web Framework), Agile Software Development, Python Programming, Agile Methodology
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Structures, Object Oriented Programming (OOP), Object Oriented Design, Java Programming, Computational Thinking, Java, Algorithms, Programming Principles, Computer Programming, Solution Design
Advanced · Course · 1 - 3 Months

Skills you'll gain: Unity Engine, Video Game Development, Programming Principles, General Mathematics, Plot (Graphics), Computer Graphics, Graphing, Computational Logic, Geometry, Data Structures, Applied Mathematics
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Retrieval-Augmented Generation, Prompt Patterns, Agentic systems, Performance Testing, Prompt Engineering, Generative AI Agents, Generative AI, Agentic Workflows, Performance Tuning, Model Evaluation, Verification And Validation, Large Language Modeling, MLOps (Machine Learning Operations), Embeddings
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: React Native, Application Deployment, Animations, OpenAI API, Mobile Development, UI Components, LLM Application, Apple iOS, User Interface (UI), Android Development, Hugging Face, Cross Platform Development, Mobile Development Tools, iOS Development, TypeScript, JavaScript Frameworks, Command-Line Interface, Javascript, Authentications
Advanced · Course · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Run Chart, Data Collection, Data Analysis, Quality Improvement, Continuous Quality Improvement (CQI), Healthcare Project Management, Statistical Analysis, Exploratory Data Analysis, Data Literacy, Statistical Methods, Data-Driven Decision-Making, Sampling (Statistics), Statistical Visualization, Graphing, Decision Making
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: IntelliJ IDEA, Apache Maven, Integrated Development Environments, Version Control, Unit Testing, Eclipse (Software), Build Tools, Test Tools, Development Environment, Software Development Tools, Debugging, Git (Version Control System), Software Installation, Java, Application Development, Application Deployment
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Instagram, Content Development and Management, Content Scheduling, Social Media Content, Content Strategy, Social Media, Social Media Management, Social Media Marketing, Facebook, Social Media Strategy, Advertising
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Restful API, API Design, GitHub, Git (Version Control System), Postman API Platform, Application Programming Interface (API), Version Control, Application Deployment, API Testing, Web Development, Full-Stack Web Development, Back-End Web Development, Web Applications, Front-End Web Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Relational Databases, Database Development, Data Management, Database Management, Database Design, SQL, Database Software, Databases, Database Administration, Database Application, Information Management, Query Languages, Database Architecture and Administration, Data Integrity, Data Manipulation
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Server Side, Application Deployment, Apache Tomcat, Back-End Web Development, Apache, Front-End Web Development, Web Design and Development, PHP (Scripting Language), Application Servers, HTML and CSS, Web Applications, Full-Stack Web Development, Web Development, Web Design, Email Automation, Development Testing, User Interface (UI) Design, Code Reusability, Web Analytics and SEO, Software Installation
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Windows PowerShell, Scripting, Systems Administration, IT Automation, Scripting Languages, Automation, Application Development, Debugging, Integrated Development Environments, Development Testing
Beginner · Course · 1 - 4 Weeks