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: Software Design Patterns, Object Oriented Programming (OOP), Javascript, Maintainability, Application Design, Scripting Languages, Event-Driven Programming, Prototyping, Context Management
Advanced · Course · 1 - 3 Months

Skills you'll gain: Authentications, Data Security, Cloud Security, Application Security, Key Management, Encryption, Software Installation, Role-Based Access Control (RBAC), Identity and Access Management, System Configuration, Command-Line Interface, Application Programming Interface (API)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Brute-force attacks, General Networking, Network Administration, Network Security, Penetration Testing, Wireless Networks, Exploitation techniques, Linux, Vulnerability Scanning, Linux Commands, Encryption, Network Analysis, Command-Line Interface, Virtual Machines
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Statistics, Data Analysis, Statistical Analysis, Regression Analysis, Analytics, Statistical Methods, Probability, Data Science, Statistical Modeling, Data-Driven Decision-Making, Statistical Inference, Probability Distribution, Applied Machine Learning, Predictive Modeling, Model Evaluation
Intermediate · Course · 1 - 3 Months

Scrimba
Skills you'll gain: UI Components, JavaScript Frameworks, Web Frameworks, Event-Driven Programming, Data Import/Export, Web Applications, Front-End Web Development, Javascript, Web Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Extensible Markup Language (XML), Extensible Languages and XML, Java, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Data Mapping, Data Validation
Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Responsive Web Design, Cascading Style Sheets (CSS), Data Persistence, Event-Driven Programming, HTML and CSS, Web Applications, Front-End Web Development, Semantic Web, Javascript, Web Content Accessibility Guidelines, Data Storage Technologies, Application Security, User Interface (UI), Data Validation
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Web Components, Cascading Style Sheets (CSS), HTML and CSS, Angular, Hypertext Markup Language (HTML), Responsive Web Design, Frontend Performance, Front-End Web Development, Bootstrap (Front-End Framework), Web Content Accessibility Guidelines, Web Design, Web Design and Development, React.js, UI Components, Web Analytics and SEO, JavaScript Frameworks, Web Development, Semantic Web, Browser Compatibility, User Interface and User Experience (UI/UX) Design
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Selenium (Software), Test Automation, Test Script Development, Software Testing, Javascript, Browser Compatibility, Scripting, Automation, Web Development Tools, Test Case, Cascading Style Sheets (CSS), Debugging, Mac OS
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Diversity Programs, Compliance Management, Supplier Management, Regulatory Compliance, Diversity Equity and Inclusion Initiatives, Supplier Relationship Management, Strategic Sourcing, Diversity and Inclusion, Procurement, Supply Chain, Community Development, Innovation, Economic Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, Front-End Web Development, HTML and CSS, Bootstrap (Front-End Framework), Web Design, User Interface (UI), Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), User Interface and User Experience (UI/UX) Design, Event-Driven Programming, Web Applications, UI Components, Web Development, Interactive Design, User Interface (UI) Design, Javascript, jQuery, User Experience Design, Web Design and Development, Animations
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: TCP/IP, Network Protocols, Application Programming Interface (API), Ajax, Web Development, General Networking, Web Applications, Javascript, Scalability, Event-Driven Programming, Server Side, Real Time Data, Network Analysis
Intermediate · Course · 1 - 3 Months