Object Oriented Design courses can help you learn principles like encapsulation, inheritance, and polymorphism, along with design patterns such as Singleton and Factory. You can build skills in creating reusable code, improving software maintainability, and designing systems that are easier to understand and extend. Many courses introduce tools like UML for modeling, as well as programming languages such as Java and Python, which are commonly used to implement object-oriented concepts in real-world applications.

Skills you'll gain: Wiring Diagram, Electrical Wiring, Electrical Systems, Schematic Diagrams, AutoCAD, Communication Systems, Computer-Aided Design, Engineering Drawings, Verification And Validation, Systems Design, Technical Drawing, Systems Integration, Safety Standards, Building Codes
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: AI Workflows, Technical Communication, AI Enablement, Model Deployment, Generative AI Agents, Data Integration, AI Orchestration, Reinforcement Learning, Artificial Intelligence and Machine Learning (AI/ML), Agentic systems, Responsible AI, Artificial Intelligence, Cloud Computing, Deep Learning, Data Visualization, Python Programming, Machine Learning, Data Engineering, Anomaly Detection, Statistical Analysis
Beginner · Specialization · 1 - 3 Months

Board Infinity
Skills you'll gain: HTML and CSS, Responsive Web Design, Web Design, Front-End Web Development, Web Content Accessibility Guidelines, Bootstrap (Front-End Framework), User Interface (UI) Design, Frontend Performance, Usability, Mobile Development, Browser Compatibility, Typography, Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Wireframing, Figma (Design Software), Layout Design, Prototyping, User Experience Design, Usability, Persona (User Experience), Typography, User Interface (UI) Design, Mockups, Color Theory
Mixed · Course · 1 - 3 Months

Skills you'll gain: Architectural Drawing, AutoCAD, Technical Drawing, Drafting and Engineering Design, Computer-Aided Design, Commercial Construction, Building Design, Architectural Design, Functional Design
Beginner · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Data Governance, Database Management, Database Architecture and Administration, Data Management, Data Warehousing, Database Design, SQL, Transaction Processing, Stored Procedure, Data Security, Disaster Recovery, Encryption, Server Side, Data Encryption Standard, Data Integrity
Build toward a degree
Mixed · Course · 1 - 3 Months
University of Pennsylvania
Skills you'll gain: Research, Empowerment, Research Methodologies, Optimism, Positive Behavior Support, Personal Development, Science and Research, Research Design, Mental Health Diseases and Disorders, Psychology, Self-Awareness, Program Evaluation, Creativity, Curiosity
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Diversity and Inclusion, Organizational Leadership, Data Storytelling, Leadership, Leadership Development, Leadership and Management, Strategic Leadership, Team Management, Performance Review, People Management, Team Building, Workplace inclusivity, User Experience Design, Systems Thinking, Design Reviews, Influencing, Recruitment, Design, Talent Recruitment, UI/UX Strategy
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Figma (Design Software), UI Components, User Interface (UI) Design, Color Theory, Typography, Design Elements And Principles, User Experience Design, Web Design and Development, Web Content Accessibility Guidelines
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Unreal Engine, Virtual Environment, 3D Assets, Game Design, Design Strategies, Computer Graphics, System Configuration
Mixed · Course · 1 - 4 Weeks

Skillshare
Skills you'll gain: Unreal Engine, Animations, Animation and Game Design, Virtual Environment, Game Design, 3D Modeling, 3D Assets, Motion Graphics, Video Game Development, Timelines, Prototyping, Data Import/Export, Creativity, User Interface (UI), Interactive Design
Beginner · Specialization · 3 - 6 Months

DeepLearning.AI
Skills you'll gain: AI Orchestration, Agentic Workflows, Generative AI Agents, Agentic systems, LLM Application, Automation, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, System Monitoring, Workflow Management, Tool Calling, Continuous Monitoring, Scalability, Prompt Engineering, Code Review, User Feedback
Beginner · Course · 1 - 4 Weeks