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.

The Hong Kong University of Science and Technology
Skills you'll gain: Server Side, Restful API, Ajax, Node.JS, Full-Stack Web Development, Web Applications, Web Servers, Web Development, Model View Controller, Javascript, PHP (Scripting Language), Application Programming Interface (API), Authentications, JSON, Hypertext Markup Language (HTML), Software Architecture, Real Time Data
Intermediate · Course · 1 - 3 Months

Skills you'll gain: JavaScript Frameworks, Vue.JS, Front-End Web Development, Responsive Web Design, Web Design and Development, React.js, Application Programming Interface (API), HTML and CSS, Angular, Restful API, Web Development, Cascading Style Sheets (CSS), Javascript
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: System Monitoring, Shell Script, Bash (Scripting Language), Unix Shell, User Accounts, Linux Commands, Network Monitoring, Linux, Systems Administration, Linux Administration, Operating System Administration, Unix, Ubuntu, Unix Commands, Network Troubleshooting, System Configuration, File Management, File Systems, Command-Line Interface, Red Hat Enterprise Linux
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: User Interface and User Experience (UI/UX) Design, Blockchain, Web Development Tools, React Redux, User Experience Design, Application Design, Application Security, Application Development, Web Applications, Software Development Tools, Front-End Web Development, Application Programming Interface (API), Transaction Processing, Back-End Web Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Full-Stack Web Development, Jest (JavaScript Testing Framework), Application Deployment, Web Development Tools, Unit Testing, JavaScript Frameworks, Data Structures, Back-End Web Development, Restful API, Application Programming Interface (API), Development Environment, Javascript, Browser Compatibility, Front-End Web Development
Beginner · Course · 1 - 3 Months

Skills you'll gain: R Programming, Analysis, Mathematical Software, Data Analysis
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Generative AI, Large Language Modeling, Generative Model Architectures, Image Analysis, Computer Vision, PyTorch (Machine Learning Library), Natural Language Processing, Text Mining, Deep Learning, Artificial Neural Networks, Unsupervised Learning
Intermediate · Course · 1 - 4 Weeks

H2O.ai
Skills you'll gain: LLM Application, Large Language Modeling, AI Product Strategy, Generative AI, Web Applications, Artificial Intelligence, Prompt Engineering, Agentic systems, Information Architecture, Application Programming Interface (API), Automation, Data Analysis
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Teradata SQL, SQL, Data Store, Database Design, Database Management, Relational Databases, Query Languages, Data Analysis
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Continuous Integration, Code Coverage, Code Review, Vulnerability, CI/CD, Application Security, DevSecOps, Vulnerability Assessments, Software Quality Assurance, Maintainability, Software Quality (SQA/SQC), GitHub, Software Installation, System Configuration, Security Management, Data Integration, Quality Improvement, Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: TypeScript, UI Components, Javascript, Maintainability, Web Applications, Front-End Web Development, Web Design and Development, Cascading Style Sheets (CSS), Object Oriented Programming (OOP), Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: CI/CD, Continuous Integration, Jenkins, Continuous Deployment, DevOps, Devops Tools, Build Tools, User Accounts, Configuration Management, Continuous Monitoring, Application Programming Interface (API), Authorization (Computing)
Intermediate · Guided Project · Less Than 2 Hours