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.

Cisco Learning and Certifications
Skills you'll gain: Network Model, Network Protocols, IT Automation, Network Routing, Data Modeling, Extensible Markup Language (XML), JSON, Automation, Restful API, Data Store, Application Programming Interface (API), Configuration Management
★ 4.8 (15) · Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Responsive Web Design, User Interface (UI) Design, User Interface (UI), Web Design, HTML and CSS, Web Design and Development, Graphic and Visual Design, Design Elements And Principles, Maintainability, Layout Design, Cascading Style Sheets (CSS), Usability, User Experience Design, Hypertext Markup Language (HTML), Color Theory, Animations
★ 4.5 (11) · Intermediate · Course · 1 - 3 Months
Skills you'll gain: Cloud Deployment, Platform As A Service (PaaS), Cloud Platforms, Public Cloud, Application Development, Application Deployment, Cloud Computing, Cloud Services, Cloud Applications, Software As A Service, Private Cloud, DevOps, Agile Methodology
★ 4.7 (12) · Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Spring Framework, Cloud-Native Computing, Software Architecture, Microservices, Spring Boot, Cloud Applications, Software Design Patterns, Event-Driven Programming, Java Programming, Restful API, Performance Tuning, MongoDB, API Design, Application Programming Interface (API), Dataflow, Web Applications, Resilience, Integration Testing, Performance Management, Debugging
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Responsive Web Design, User Interface (UI) Design, Web Development Tools, User Interface (UI), Web Design and Development, HTML and CSS, User Interface and User Experience (UI/UX) Design, Front-End Web Development, Web Design, Cascading Style Sheets (CSS), JavaScript Frameworks, Javascript, Bootstrap (Front-End Framework), Web Frameworks, React.js, Web Development, Hypertext Markup Language (HTML), Semantic Web
Beginner · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Cloud-Native Computing, Cloud Computing, Amazon Web Services, Infrastructure as Code (IaC), Cloud Computing Architecture, Cloud Platforms, Cloud Storage, Cloud Technologies, Cloud Infrastructure, Cloud Development, Cloud Deployment, Cloud Management, Cloud Services, Amazon S3, Cloud Applications, Data Storage, Scalability, Terraform, Infrastructure As A Service (IaaS), Linux Administration
★ 4.7 (7) · Intermediate · Course · 1 - 3 Months

Harvard Business Review
Skills you'll gain: Business Planning, Operating Budget, Budget Management, Business Strategy, Resource Allocation, Budgeting, Marketing Operations, Project Planning, Organizational Strategy, Marketing Strategies, Capital Budgeting, Variance Analysis, Competitive Analysis, Financial Planning, Goal Setting, Finance
Intermediate · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: C# (Programming Language), Restful API, Unity Engine, Application Programming Interface (API), Object Oriented Programming (OOP), API Design, .NET Framework, Object Oriented Design, C++ (Programming Language), Video Game Development, ASP.NET, Computer Programming, Object-Relational Mapping, Web Services, Application Development, Game Design, Software Design Patterns, Database Management, Program Development, Programming Principles
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: OAuth, Microservices, Spring Framework, Spring Boot, Containerization, Application Deployment, Apache Kafka, Development Testing, Software Testing, Docker (Software), Kubernetes, Unit Testing, Authentications, Integration Testing, Data Access, Software Architecture, Secure Coding, Restful API, Java Programming, Java
Intermediate · Course · 1 - 3 Months

Scrimba
Skills you'll gain: React.js, Routing Protocols, Code Reusability, JavaScript Frameworks, Frontend Performance, Web Content Accessibility Guidelines, UI Components, Debugging, Javascript, Context Management, Authentications, Data Management
★ 4.8 (36) · Advanced · Course · 1 - 3 Months

Skills you'll gain: Social Media Analytics, Social Media Management, Social Media Marketing, Social Media, Key Performance Indicators (KPIs), Social Media Content, Brand Awareness, Content Performance Analysis, Social Media Campaigns, Digital Advertising, Advertising, Performance Metric, Market Analysis, Performance Analysis, Digital Marketing, Marketing Communications
★ 4.9 (7) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: LLM Application, Large Language Modeling, Fine-tuning, AI Personalization, Forecasting, Artificial Intelligence, Natural Language Processing, Business Analysis, Innovation
★ 2.6 (14) · Beginner · Course · 1 - 4 Weeks