Core Java courses can help you learn object-oriented programming, exception handling, multithreading, and Java Collections. You can build skills in writing efficient algorithms, debugging code, and developing user interfaces. Many courses introduce tools like Eclipse and IntelliJ IDEA, which are commonly used for coding and testing Java applications, along with frameworks such as Spring and Hibernate that facilitate web development and database management.

Edureka
Skills you'll gain: Generative Model Architectures, Generative Adversarial Networks (GANs), Autoencoders, OpenAI, AI literacy, Artificial Intelligence
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Object-Relational Mapping, Java Programming, Database Design, Authentications
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Autodesk Revit, Building Information Modeling, Document Management, Autodesk, Construction, Engineering Documentation, Architecture and Construction, Building Design, Model Based Systems Engineering, Collaborative Software, Project Coordination, Computer-Aided Design, Digital Transformation, Architectural Design, Construction Management, Collaboration, Information Management, Data Modeling, Coordination, Data Visualization
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Creativity, Habit Formation, Computer Graphic Techniques, Graphics Software, Peer Review, Digital Design, Creative Thinking, Goal Setting, Creative Design, Design Software, Constructive Feedback, Apple software proficiency
Mixed · Course · 1 - 4 Weeks

Indian Institute for Human Settlements
Skills you'll gain: Innovation, Sustainable Development, Community Development, Spatial Analysis, Environmental Issue, Social Sciences, Policy Analysis, Demography, Climate Change Adaptation, Environmental Policy, Socioeconomics, Systems Thinking, Economic Development, Sociology, Emerging Technologies, Cultural Diversity, Big Data, Data Literacy, Research Methodologies
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Design Thinking, Business Transformation, Business Process, Human Centered Design, Service Design, Process Management, Business Solutions, Innovation, Creative Problem-Solving, Ideation, Creativity, Overcoming Obstacles, User Research, Organizational Change, User Feedback, Empathy
Beginner · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: AI Security, Responsible AI, Incident Response, Computer Security Incident Management, Data Ethics, Generative AI, LLM Application, Large Language Modeling, Generative Model Architectures, Prompt Patterns, Threat Modeling, Cybersecurity, Security Testing, IT Security Architecture, Artificial Intelligence, Machine Learning, Security Management, MLOps (Machine Learning Operations), Agentic systems, Ethical Standards And Conduct
Beginner · Specialization · 3 - 6 Months

University of California, Davis
Skills you'll gain: Chemical Engineering, Hazard Analysis, Safety Assurance, Process Engineering, Engineering Analysis, Environmental Engineering, Predictive Modeling, Engineering Calculations, Mathematical Modeling, Estimation, Mechanics, Applied Mathematics
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Programming (OOP), Java Programming, Java, Object Oriented Design, Data Structures, Computer Programming, Code Reusability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: 3D Modeling, 3D Assets, Visualization (Computer Graphics), Design Software, Editing, User Interface (UI), Software Installation
Mixed · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Generative AI Agents, Agentic Workflows, Debugging, TypeScript, Agentic systems, AI Workflows, Node.JS, OpenAI API, Generative AI, Program Development, Artificial Intelligence, LLM Application, Programming Principles, Tool Calling, Maintainability, Prompt Engineering, Application Frameworks, Javascript, Large Language Modeling, File Systems
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Simple Object Access Protocol (SOAP), Restful API, Web Services, Hypertext Markup Language (HTML), HTML and CSS, Java Platform Enterprise Edition (J2EE), Software Design, Java, Extensible Markup Language (XML), Application Programming Interface (API), API Design, Object Oriented Design, Software Design Patterns, Software Architecture, Web Design, Web Design and Development, Web Applications, Front-End Web Development, Web Development, Program Development
Beginner · Specialization · 1 - 3 Months