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.

Yale University
Skills you'll gain: Health Promotion, Health Education, Media and Communications, Advertising Campaigns, Program Evaluation, Patient Communication, Surveys, Behavioral Health, Digital Communications, Driving engagement, Persuasive Communication, Instagram, Facebook, Research
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Canva (Software), Design Elements And Principles, Graphic and Visual Design, Content Creation, Design, Graphic Design, Photo Editing
Beginner · Guided Project · Less Than 2 Hours

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Sanitation, Environmental Engineering, Water Resource Management, Sustainable Engineering, Sustainable Technologies, Public Health, Cost Estimation, Data Collection, Case Studies
Intermediate · Course · 1 - 3 Months

Peking University
Skills you'll gain: Algorithms, Computer Programming, Program Development, Mathematical Modeling, Computational Thinking, Graph Theory, Data Structures, Design Strategies
Mixed · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Hugging Face, LLM Application, Generative AI, Model Deployment, Cloud Deployment, Natural Language Processing, Large Language Modeling, Applied Machine Learning, User Interface (UI), API Design, Computer Vision
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Open Source Technology, Package and Software Management, Web Development, Linux, Shell Script, Database Design, Ubuntu, Relational Databases, Web Development Tools, Unix Shell, Test Driven Development (TDD), Python Programming, Linux Administration, Databases, Object Oriented Programming (OOP), Operating System Administration, Scripting Languages, Computer Programming, Javascript, Database Management
Build toward a degree
Beginner · Specialization · 3 - 6 Months
The Hong Kong University of Science and Technology
Skills you'll gain: Structural Analysis, Mechanics, Engineering Calculations, Mechanical Engineering, Civil Engineering, Engineering Analysis, Engineering Drawings, Geometry, Algebra, Applied Mathematics
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Access, Relational Databases, Object Oriented Programming (OOP), JUnit, Data Integrity, SQL, Java, Java Programming, Databases
Beginner · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Public Health, Health Equity, Community Health, Diversity Awareness, Health Policy, Health Promotion, Social Determinants Of Health, Research, Community Development, Research Methodologies, Social Justice, Program Evaluation, Cultural Diversity, Cultural Responsiveness, Case Studies, Qualitative Research, Collaboration, Patient Communication, Social Impact, Data Collection
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Hypertext Markup Language (HTML), Web Design, Web Content, Web Design and Development, Web Development, Information Architecture
Beginner · Guided Project · Less Than 2 Hours

Politecnico di Milano
Skills you'll gain: Project Management Life Cycle, Project Management, Project Planning, Scope Management, Project Schedules, Work Breakdown Structure, Timelines, Organizational Skills, Organizational Structure, Resource Management
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Network Architecture, Network Protocols, Wireless Networks, Network Performance Management, Network Planning And Design, Network Infrastructure, Communication Systems, Telecommunications, Emerging Technologies
Intermediate · Course · 1 - 4 Weeks