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.

University of Minnesota
Skills you'll gain: Test Automation, Regression Testing, Software Testing, Software Development Tools, Test Tools, Computer Programming Tools, White-Box Testing, Code Coverage, Security Testing, Verification And Validation, Test Case, Test Data, Automation, Functional Requirement, Application Security, Vulnerability Scanning, Continuous Monitoring
★ 4.2 (87) · Intermediate · Course · 1 - 4 Weeks
DeepLearning.AI
Skills you'll gain: Disaster Recovery, Image Analysis, Data Ethics, Responsible AI, Emergency Response, Mitigation, Text Mining, Natural Language Processing, Artificial Intelligence, Applied Machine Learning, Computer Vision, Spatial Data Analysis, Model Evaluation
★ 4.7 (322) · Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Multimedia, Canva (Software), Animations, Graphics Software, Design, Graphic and Visual Design Software, Video Production, Graphic Design, Marketing
★ 4.4 (279) · Beginner · Guided Project · Less Than 2 Hours

Epic Games
Skills you'll gain: Unreal Engine, Virtual Environment, Version Control, 3D Assets, Video Game Development, Software Configuration Management, Game Design, Content Management, Computer Graphics, Software Versioning, User Interface (UI), Collaborative Software, Data Import/Export, Software Installation
★ 4.6 (93) · Beginner · Course · 1 - 3 Months

Skills you'll gain: AutoCAD, Architectural Drawing, Autodesk, 3D Modeling, Technical Drawing, Engineering Drawings, Visualization (Computer Graphics), Computer-Aided Design, 3D Assets, Drafting and Engineering Design, Architectural Design, Building Design, AutoCAD Civil 3D, Software Visualization, Design Software, User Interface (UI)
★ 4.9 (60) · Beginner · Specialization · 1 - 3 Months

University of Washington
Skills you'll gain: AI Orchestration, Agentic Workflows, Organizational Skills, Process Design, Artificial Intelligence, Agentic systems, Functional Design, Goal Setting, Verification And Validation, Reinforcement Learning, Knowledge Transfer, Software Architecture, Machine Learning Methods, Interviewing Skills, Software Design Patterns, Decision Making
★ 4.8 (13) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Keyword Research, Digital Publishing, Content Optimization, Search Engine Optimization, Intellectual Property, Layout Design, Account Management, Accounting
★ 4.3 (99) · Beginner · Guided Project · Less Than 2 Hours

Microsoft
Skills you'll gain: Microsoft Power Platform, Power Platform Architecture & Technical Design, Productivity Software, No-Code Development, Data Integration, Data Store, Data Access, Database Management Systems, Application Development, Case Studies, Business Solutions, Value Propositions, Security Controls
★ 4.5 (198) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: AI Security, AI Integrations, Agentic Workflows, Responsible AI, AI Orchestration, Authorization (Computing), JSON, Agentic systems, Context Management, Requirements Elicitation
★ 4.6 (57) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Social Media Campaigns, Digital Marketing Tools, Social Media, Social Media Marketing, Paid media, Digital Media Strategy, Digital Marketing Campaigns, Online Advertising, Campaign Management, Social Media Strategy, Search Engine Marketing, Digital Marketing, Pay Per Click Advertising, Campaign Planning, Marketing Strategy and Techniques, Owned Media, Earned Media, Marketing Design, Analytics
★ 4.7 (1K) · Mixed · Course · 1 - 4 Weeks

IE Business School
Skills you'll gain: Surveys, Consumer Behaviour, Survey Creation, Market Research, Data Analysis, Marketing, Data Collection, Marketing Psychology, Marketing Strategies, Research Methodologies, Research Design, Market Data, Customer Analysis, Experimentation, Decision Making, B2B Sales
★ 4.5 (754) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Application Programming Interface (API), Microsoft Azure, Cloud API, Computer Vision, Artificial Intelligence and Machine Learning (AI/ML), User Accounts, Image Analysis, Artificial Intelligence, Cloud Computing, Software Development
★ 4.5 (543) · Intermediate · Guided Project · Less Than 2 Hours