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 Alberta
Skills you'll gain: Agile Software Development, Requirements Analysis, Agile Methodology, Sprint Planning, Kanban Principles, Risk Management, Requirements Elicitation, Sprint Retrospectives, Requirements Management, Functional Requirement, Business Requirements, Software Development Methodologies, Software Development, User Requirements Documents, Scrum (Software Development), Software Technical Review, Product Management, Product Requirements, Risk Management Framework, Project Management
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Apache Cassandra, Distributed Computing, NoSQL, Database Design, Query Languages, Performance Tuning, Scalability, Data Integrity, Data Management, Java
Beginner · Course · 1 - 4 Weeks

Creo Incubator
Skills you'll gain: Go To Market Strategy, Competitive Analysis, Product Development, Market Analysis, Market Opportunities, User Experience, Marketing Strategies, Product Management, Market Research, Business Strategy, A/B Testing, Brand Strategy, Sales, Key Performance Indicators (KPIs)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: 3D Modeling, Motion Graphics, 3D Assets, Animations, Visualization (Computer Graphics), Computer Graphics, Automation, Computer Graphic Techniques
Beginner · Course · 1 - 4 Weeks

Niel Asher Education
Skills you'll gain: Manual Therapy, Athletic Training, Respiratory Therapy
Advanced · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: 3D Modeling, Design Software, Design Thinking, Intellectual Property, Hardware Troubleshooting, Conceptual Design, Visualization (Computer Graphics), Product Design, Computer Hardware, Innovation, Computer-Aided Design, Social Impact, Prototyping, Emerging Technologies, Digital Design, Product Development, Manufacturing Processes, Mechanical Design, Computer Graphics, Graphical Tools
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Google Analytics, Data Storytelling, Content Performance Analysis, Web Analytics and SEO, Data Validation, Stakeholder Engagement, Statistical Modeling, Search Engine Optimization, Marketing Analytics, Web Analytics, Marketing Automation, Data Visualization, Customer Insights, Data-Driven Decision-Making, Campaign Management, Key Performance Indicators (KPIs), Predictive Analytics, Performance Measurement, Return On Investment, Artificial Intelligence
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: AI Orchestration, AI Workflows, Agentic Workflows, Agentic systems, Collaborative Software, System Design and Implementation, Interoperability, Coordination, Communication Systems, Network Protocols, Workflow Management, Case Studies, Scalability
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Payment Systems, Debugging
Intermediate · Course · 3 - 6 Months

Skills you'll gain: 3D Assets, Unity Engine, Video Game Development, Game Design, 3D Modeling, Virtual Environment, Integration Testing, Computer Graphics, Scripting
Intermediate · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Business Development, B2B Sales, Strategic Partnership, Negotiation, Proposal Writing, Price Negotiation, Contract Negotiation, New Business Development, Consultative Selling, Selling Techniques, Inside Sales, Phone Sales, Sales Development, Sales, Non-Verbal Communication, Marketing Psychology, Search Engine Optimization, Sales Prospecting, Relationship Building, Telephone Skills
Beginner · Specialization · 3 - 6 Months

AI CERTs
Skills you'll gain: Responsible AI, Tensorflow, PyTorch (Machine Learning Library), Internet Of Things, Real Time Data, Natural Language Processing, Artificial Intelligence and Machine Learning (AI/ML), Telecommunications, Artificial Intelligence, Emerging Technologies, Generative AI, Wireless Networks, Generative AI Agents, Network Performance Management, Network Architecture, Digital Communications, Network Protocols, Computer Networking, System Design and Implementation, Communication
Advanced · Specialization · 1 - 3 Months