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: Microsoft Excel, Excel Formulas, Data Management, Data Visualization, Spreadsheet Software, Data Validation, Data Cleansing, Data Analysis Expressions (DAX), Data Integrity, Productivity Software, Problem Solving
Beginner · Course · 1 - 3 Months

Alex Genadinik
Skills you'll gain: Podcasting, Search Engine Optimization, Brand Awareness, Sales Prospecting, Web Analytics and SEO, Media Relations, Public Relations, Promotional Strategies, Lead Generation
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Virtual Reality, UI Components
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Stakeholder Management, Stakeholder Analysis, Virtual Teams, Scheduling, Team Management, Conflict Management, Project Schedules, Project Management Life Cycle, Project Management, Risk Mitigation, Teamwork, Project Management Office (PMO), Procurement, Project Coordination, Kanban Principles, Performance Measurement, Risk Management, Communication, Planning, Budgeting
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Linux Administration
Beginner · Course · 1 - 4 Weeks
Rice University
Skills you'll gain: Application Development, Object Oriented Programming (OOP), Interactive Design, User Interface (UI), Animations, Game Design, Python Programming, Computer Programming, Data Structures, Debugging
Beginner · Course · 1 - 4 Weeks

Columbia University
Skills you'll gain: Construction Management, Construction, Building Information Modeling, Environment Health And Safety, Project Schedules, Lean Methodologies, Work Breakdown Structure, Project Management, Project Management Life Cycle, Sustainability Standards, Contract Management, Project Scoping, Project Planning, Risk Management
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: MLOps (Machine Learning Operations), Image Analysis, Multimodal Prompts, Debugging, Computer Vision, Algorithms, Model Evaluation, Applied Machine Learning, Performance Tuning, Failure Mode And Effects Analysis, Verification And Validation, Root Cause Analysis, Performance Analysis, Machine Learning, Deep Learning, Artificial Neural Networks, Tensorflow, Data Visualization, Python Programming, Experimentation
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Retrieval-Augmented Generation, Prompt Patterns, Agentic systems, Performance Testing, AI Workflows, Prompt Engineering, Data-Driven Decision-Making, Generative AI, Data Validation, Model Evaluation, Verification And Validation, A/B Testing, MLOps (Machine Learning Operations), Embeddings
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Search Engine Optimization, Blogs, Web Analytics and SEO, TikTok, Social Media Content, Campaign Management, Social Media Management, Cross-Channel Marketing, Content Creation, Content Performance Analysis, Digital Advertising, Social Media Marketing, Google Ads, Email Marketing, Email Automation, Constructive Feedback, Content Management, Project Management, Performance Reporting
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Database Design, Relational Databases, Database Management, Database Application, C# (Programming Language), SQL, Business Logic, Software Development Life Cycle, Data Management, Systems Development, Application Development, Application Design, User Interface (UI), Data Validation, Test Case
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Artificial Intelligence and Machine Learning (AI/ML)
Beginner · Course · 1 - 4 Weeks