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 Colorado Boulder
Skills you'll gain: Semiconductors, Display Devices, Computer Displays, Systems Design, Electrical Engineering, Technical Design, Electronics, Electronics Engineering, Electrical and Computer Engineering, Engineering, Scientific, and Technical Instruments, Hardware Design, Equipment Design, Materials science, Electronic Components, Image Quality, Engineering Analysis, Engineering Calculations, Mathematical Modeling, Performance Testing, Physics
★ 3.8 (119) · Advanced · Specialization · 3 - 6 Months

Columbia University
Skills you'll gain: Project Schedules, Production Schedule, Project Risk Management, Scheduling, Risk Management, Construction Management, Timelines, Lean Methodologies, Construction, Production Planning, Project Estimation, Diagram Design, Project Management Software, Dependency Analysis, Probability & Statistics
★ 4.8 (2.3K) · Beginner · Course · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Epidemiology, Public Health, Public Health and Disease Prevention, Health Policy, Health Informatics, Biostatistics, Health Assessment, Infectious Diseases, Health Information Management, Data Collection, Descriptive Analytics, Statistical Methods
★ 4.7 (1.3K) · Beginner · Course · 1 - 4 Weeks
University of California, Davis
Skills you'll gain: Sensory Systems Analysis, Aesthetics, Food and Beverage, Oral Expression, Analysis, Verbal Communication Skills, Physiology, Analytical Skills, Detail Oriented
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Real-Time Operating Systems, Internet Of Things, Security Engineering, Information Systems Security, Wireless Networks, Infrastructure Security, General Networking, Cybersecurity, IBM Cloud, Cloud Platforms, Cryptography, Telecommunications, Network Protocols, Market Opportunities, Automation, Emerging Technologies, Embedded Systems, Cloud Deployment, Software-Defined Networking, Market Intelligence
★ 4.7 (630) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Capacity Planning, Operations Management, Operations, Business Operations, Supply Chain Planning, Business Management, Resource Planning, Quality Management, Organizational Structure, Business Planning, Production Management, Demand Planning, Production Schedule, Supply Chain, Organizational Effectiveness, Scheduling, Quality Improvement, Workforce Management, Process Management, Product Quality (QA/QC)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Kotlin, Android Studio, Android Development, Unit Testing, Object Oriented Programming (OOP), Test Driven Development (TDD), Software Testing, Mobile Development, Application Development, Functional Design, Programming Principles
★ 4.7 (129) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: User Centered Design, User Experience Design, Responsive Web Design, User Interface (UI) Design, Prototyping, Front-End Web Development, Graphic and Visual Design, User Interface and User Experience (UI/UX) Design, Figma (Design Software), Design Elements And Principles, Web Design, Wireframing, Typography, Application Design, Digital Design, UI Components, Web Applications, Mobile Development, Design Thinking
★ 4.5 (321) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: LangChain, LLM Application, Tool Calling, AI Workflows, Generative AI Agents, Agentic Workflows, Artificial Intelligence and Machine Learning (AI/ML), Application Development, Data Visualization, Agentic systems, Analytics, Software Development
★ 4.5 (148) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Plant Operations and Management, Environmental Engineering, Mechanical Engineering, Thermal Management, Environmental Regulations, Process Engineering, Chemical Engineering, Pump Stations, Electric Power Systems, Process Control, Engineering Analysis, Energy and Utilities, Control Systems, Hydraulics
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Engineering, Snowflake Schema, Data Pipelines, Retrieval-Augmented Generation, Generative AI, Model Deployment, Data Architecture, Responsible AI, Embeddings, Data Transformation, Data Processing, Data Governance, Data Management, Data Quality, Business Logic, SQL, Data Collection, Data Entry, Data Security, Python Programming
Beginner · Course · 1 - 4 Weeks
University of California San Diego
Skills you'll gain: Human Computer Interaction, Human Factors, Usability, Interaction Design, Information Architecture, Interactive Design, Human Machine Interfaces, User Interface (UI) Design, User Experience Design, Peripheral Devices
★ 4.6 (722) · Mixed · Course · 1 - 4 Weeks