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.

EDUCBA
Skills you'll gain: Extensible Markup Language (XML), Extensible Languages and XML, Data Validation, Web Development Tools
Intermediate · Course · 1 - 4 Weeks

Dartmouth College
Skills you'll gain: Simulation and Simulation Software, Digital Transformation, Systems Thinking, Complex Problem Solving, Operations Research, Predictive Analytics, Data-Driven Decision-Making, Verification And Validation, Process Optimization, Data Integration, Risk Management, Python Programming, Event-Driven Programming, Probability & Statistics, Performance Analysis
Intermediate · Course · 1 - 3 Months

SAE Institute México
Skills you'll gain: Video Game Development, Unity Engine, Game Design, Animation and Game Design, User Interface (UI), Software Design, Scripting
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Experience Design, Design Strategies, Service Design, Customer experience improvement, User Experience Design, Customer Engagement, UI/UX Strategy, User Interface and User Experience (UI/UX) Design, Design Research, Customer Insights, Business Analysis, Process Mapping, Cross-Functional Collaboration, Business Strategy, Stakeholder Engagement, Product Strategy, Prioritization, Ideation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Team Building, Workplace inclusivity, Team Motivation, Diversity and Inclusion, Team Leadership, Teamwork, Recognizing Others, Drive Engagement, Virtual Teams, Collaboration, Event Planning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: File I/O, Cryptography, User Accounts
Intermediate · Course · 3 - 6 Months

Skills you'll gain: A/B Testing, Statistical Hypothesis Testing, Statistical Methods, Advanced Analytics, Statistical Analysis, Correlation Analysis, Data Analysis, Report Writing, Probability & Statistics, Analytical Skills, Data-Driven Decision-Making, Health Information Management and Medical Records, Business Process Automation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Content Creation, Social Media Content, Facebook, Digital Content, Social Media Campaigns, Social Media, Marketing Materials, Graphic and Visual Design, Design, Graphic Design, Content Marketing, Social Impact
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Cloud Security, Oracle Cloud, Identity and Access Management, Encryption, Infrastructure Security, Network Security, Data Security, Continuous Monitoring, Cloud Computing, Cloud Infrastructure, Security Strategy, Threat Detection, Data Encryption Standard, Cloud Computing Architecture, Authorization (Computing), Authentications
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Microsoft Copilot, Generative AI, Cloud Management, Data Ethics, Microsoft Azure, Responsible AI, Cloud Computing Architecture, OpenAI, Business Process Automation, Cloud Security, Cloud Deployment, Scalability, Azure DevOps, AI Workflows, DevOps, Automation, Artificial Intelligence, Anomaly Detection
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Unity Engine, Mobile Development, Android (Operating System), Video Game Development, Game Design, C# (Programming Language), User Interface (UI), Scripting, Programming Principles, Development Environment, Animations
Beginner · Course · 3 - 6 Months

Skills you'll gain: Canva (Software), Graphic and Visual Design, Graphic and Visual Design Software, Graphic Design, Virtual Environment, Design Software, Teaching, Collaboration, Teamwork, Content Creation, User Accounts
Beginner · Guided Project · Less Than 2 Hours