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: Control Systems, Systems Engineering, Mechanics, Numerical Analysis, Differential Equations, Mathematical Modeling, Simulation and Simulation Software, Engineering Analysis, Simulations, Engineering Calculations, Advanced Mathematics, Linear Algebra, Engineering Design Process, Torque (Physics), Trigonometry, Applied Mathematics, Physics, Calculus
Advanced · Specialization · 1 - 3 Months

Board Infinity
Skills you'll gain: Talent Acquisition, Leadership Development, Diversity Equity and Inclusion Initiatives, HR Tech, Human Resource Strategy, Workplace inclusivity, Recruitment, Strategic Leadership, Human Resources Information System (HRIS), Cultural Diversity, Organizational Effectiveness, Team Building, Decision Making, Employee Onboarding, Innovation, Change Management
Intermediate · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: AI Personalization, Video Production, Photo/Video Production and Technology, Media Production, Image Analysis, Videography, AI Security, Storytelling, Video Editing, Data Storytelling, Generative AI, Artificial Intelligence, Real Time Data, Image Quality, Responsible AI, Deep Learning, Natural Language Processing, Editing
Intermediate · Course · 1 - 3 Months

University at Buffalo
Skills you'll gain: Governance, Meeting Facilitation, Leadership and Management, Organizational Effectiveness, Leadership, Case Studies, Organizational Structure, Culture Transformation, People Development, Discussion Facilitation, Performance Improvement, Succession Planning, Business Ethics, Culture, Diversity and Inclusion, Recruitment Strategies
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Generative AI Agents, LangChain, AI Workflows, LLM Application, Agentic systems, Development Environment, Model Evaluation, OpenAI, Artificial Intelligence, Scalability, Applied Machine Learning, Performance Tuning, Design
Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Microsoft Copilot, User Interface and User Experience (UI/UX) Design, UI Components, Front-End Web Development, ASP.NET, Performance Tuning, Data Management, Event-Driven Programming, Web Applications, Server Side, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Architectural Drawing, AutoCAD, Technical Drawing, Computer-Aided Design, Drafting and Engineering Design, Architectural Design, Building Design
Beginner · Course · 1 - 4 Weeks

Politecnico di Milano
Skills you'll gain: Responsible AI, Data Ethics, Artificial Intelligence, Healthcare Industry Knowledge, Health Care Procedure and Regulation, Healthcare Ethics, Machine Learning, Verification And Validation, Health Technology, Model Evaluation
Beginner · Course · 1 - 3 Months
Skills you'll gain: Data Collection, Research Design, Research Methodologies, Qualitative Research, Data Ethics, Quantitative Research, Research Reports, Data Integration, Data Storytelling, Surveys, Stakeholder Communications, Data Analysis, Data Visualization Software, Data Management, Analysis
Beginner · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Open Web Application Security Project (OWASP), Authentications, Exploit development, Penetration Testing, Application Security, Vulnerability Assessments, Code Review, Vulnerability Management, Secure Coding, Authorization (Computing), Java, Java Programming, Dependency Analysis, Docker (Software), JSON, Git (Version Control System)
Intermediate · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Object Oriented Programming (OOP), Web Scraping, Data Structures, Test Driven Development (TDD), Computer Programming, Python Programming, Scripting Languages, User Interface (UI), Open Source Technology, Database Development, Program Development, File I/O, Data Persistence, Software Design
Intermediate · Course · 1 - 3 Months

Skills you'll gain: AI Personalization, Mobile Development, Generative AI, Anthropic Claude, LLM Application, Apple iOS, AI Product Strategy, Machine Learning Methods, Application Design, Cloud Development, Data Strategy, Embedded Software, User Interface and User Experience (UI/UX) Design
Intermediate · Course · 1 - 4 Weeks