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 Michigan
Skills you'll gain: Sustainable Development, Sustainable Systems, Design Thinking, Innovation, Environmental Science, Environmental Issue, Climate Change Programs, Sustainability Standards, Socioeconomics, Environment and Resource Management, Social Impact, Natural Resource Management, Social Justice, Climate Change Adaptation, Economic Development, Social Studies, Economics, Policy, and Social Studies, Climate Change Mitigation, Case Studies
Build toward a degree
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Merchandising, Inventory Management, Inventory Control, Merchandise Displays, Retail Management, Consumer Behaviour, Visual Merchandising, Retail Store Operations, Retail Sales, Marketing Psychology, Customer Analysis, Customer Engagement, Analysis, Design
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Database Management, Relational Databases, MySQL, PHP (Scripting Language), SQL, Databases, Web Applications, Object Oriented Programming (OOP), Web Development, Hypertext Markup Language (HTML), Back-End Web Development, Data Access
Intermediate · Guided Project · Less Than 2 Hours

Vanderbilt University
Skills you'll gain: AI Orchestration, Agentic Workflows, OpenAI API, Generative AI Agents, LLM Application, Prompt Patterns, AI Workflows, Prompt Engineering, Agentic systems, AI Security, Business Logic, File I/O, Transaction Processing, Software Architecture, Memory Management
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Simulation and Simulation Software, Simulations, Mathematical Modeling, Electrical Engineering, Power Electronics, Electronic Components, Electric Power Systems, Matlab, Model Evaluation, Model Optimization, Electrical Systems, Engineering Calculations, Laboratory Testing, Mathematical Software, Laboratory Research, Estimation
Intermediate · Course · 1 - 3 Months
University of Alberta
Skills you'll gain: Sprint Retrospectives, Scrum (Software Development), Software Technical Review, Agile Project Management, Agile Software Development, Software Quality Assurance, Usability Testing, User Research
Mixed · Course · 1 - 4 Weeks

Pontificia Universidad Católica de Chile
Skills you'll gain: Transportation Operations, Transportation Management, Traffic Flow Optimization, Network Analysis, Operations Research, Systems Analysis, Policy Analysis, Program Evaluation, Demand Planning, Mathematical Modeling, Econometrics, Markov Model, Cost Benefit Analysis, Statistical Modeling, Social Impact, Decision Making
Mixed · Course · 1 - 3 Months

Icahn School of Medicine at Mount Sinai
Skills you'll gain: Molecular Biology, Pharmacology, Cell Biology, Molecular, Cellular, and Microbiology, Life Sciences, Physiology, Biochemistry, Biology, Medical Science and Research, Bioinformatics, Mathematical Modeling, Electrophysiology, Systems Analysis, Laboratory Research, Simulations, Simulation and Simulation Software
Mixed · Course · 1 - 3 Months

Skills you'll gain: C# (Programming Language), Data Modeling, User Interface (UI), jQuery, Microsoft SQL Servers, User Interface (UI) Design, Application Design, Microsoft Visual Studio, Application Development, Data Validation, Code Reusability, Database Application, Business Reporting, Data Management, Object Oriented Design, .NET Framework, Data Structures, Web Development, Maintainability, Performance Tuning
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Scalability, Role-Based Access Control (RBAC), ASP.NET, Authentications, Secure Coding, Load Balancing, Microsoft Copilot, Software Architecture, Performance Tuning, Data Security, Back-End Web Development, API Design, .NET Framework, Restful API, C# (Programming Language), Application Security, Application Development, Multi-Factor Authentication, Process Optimization, Debugging
Beginner · Specialization · 3 - 6 Months

Scrimba
Skills you'll gain: Typography, Responsive Web Design, Cascading Style Sheets (CSS), HTML and CSS, UI Components, Web Design, Web Design and Development, Front-End Web Development, Animations, Mockups, User Interface (UI), User Interface (UI) Design, Web Development, Debugging
Intermediate · Specialization · 1 - 3 Months

L&T EduTech
Skills you'll gain: Fire And Life Safety, Building Codes, Pump Stations, Schematic Diagrams, Blueprint Reading, Process Flow Diagrams, Construction, Hydraulics, Safety Standards, Plumbing, Equipment Design, Safety Assurance, Building Services Engineering, Building Design, Facility Management and Maintenance, Engineering Drawings, Hazard Communication (HazCom), Safety and Security, Structural Analysis, Hazard Analysis
Intermediate · Specialization · 3 - 6 Months