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 Maryland, College Park
Skills you'll gain: Product Lifecycle Management, Enterprise Architecture, Product Management, Product Strategy, User Research, New Product Development, Scalability, Lean Methodologies, Product Roadmaps, User Centered Design, Product Development, Growth Strategies, Market Opportunities, Innovation, Case Studies, Market Research
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Usability Testing, Software Testing, Software Quality (SQA/SQC), Test Planning, Human Centered Design, Technical Communication, User Experience Design, User Research, UI/UX Research, User Interface (UI), Web Content Accessibility Guidelines, Stakeholder Engagement
Advanced · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Platform As A Service (PaaS), Containerization, Serverless Computing, Cloud Platforms, Docker (Software), Cloud Management, Cloud Computing Architecture, Cloud Computing, Information Management, Cloud Infrastructure, Cloud Security, Cloud Deployment, Application Deployment, Model Deployment, DevOps, Amazon Web Services, Data Management, Database Management Systems, Microservices, Machine Learning
Build toward a degree
Intermediate · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Database Management Systems, Data Modeling, Database Design, Database Systems, Big Data, Unified Modeling Language, Database Architecture and Administration, Data Storage Technologies, Data Management, Apache Hadoop, Apache Spark, Conceptual Design
Mixed · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: AI Workflows, Artificial Intelligence and Machine Learning (AI/ML), Agentic systems, System Design and Implementation, Unified Modeling Language, Performance Metric, Performance Measurement, Requirements Analysis, Performance Analysis, Model Evaluation, Prototyping, Stakeholder Communications, Simulation and Simulation Software, Benchmarking
Beginner · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: Goal Setting, Strategic Planning, Smart Goals, Planning, Personal Development, Strategic Thinking, Action Oriented, Timelines, Professional Development, Adaptability, Accountability, Self-Awareness, Constructive Feedback, Time Management, Mentorship
Beginner · Course · 1 - 4 Weeks

HubSpot Academy
Skills you'll gain: Sales Presentations, Prospecting and Qualification, Persona Development, Sales Strategy, Sales Process, Target Audience, Sales Pipelines, Sales, Lead Generation, Customer Analysis, Email Automation, Prioritization, Customer Engagement
Beginner · Course · 1 - 3 Months

Skills you'll gain: Java Programming, Functional Design, Performance Tuning, Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: API Design, Restful API, Application Programming Interface (API), Test Automation, Data Mapping, Application Deployment, Cloud Deployment, Salesforce, Robotic Process Automation, Business Process Automation, Software Testing, Data Integration, API Testing, Architectural Design, Software Development Tools, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML)
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Unity Engine, Game Design, Video Game Development, Animations, Object Oriented Programming (OOP), User Interface (UI), Software Development Tools, C# (Programming Language), Scripting, Debugging
Mixed · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Software Design, Databases, Computer Programming, Object Oriented Programming (OOP), User Interface (UI), Algorithms, Data Analysis, Java, Data Structures, Data Processing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Responsible AI, Data Ethics, Marketing Management, AI Personalization, Business Ethics, Ethical Standards And Conduct, Marketing Analytics, Case Studies, Content Creation, Information Privacy
Intermediate · Course · 1 - 4 Weeks