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.

Duke University
Skills you'll gain: NumPy, Data Structures, Data Analysis, Object Oriented Programming (OOP), Image Analysis, Data Processing, Data Science, Programming Principles, Text Mining, File I/O, Computer Programming, Data Dictionary, Data Manipulation, Performance Tuning, Python Programming, Probability Distribution
★ 4.1 (23) · Beginner · Course · 1 - 4 Weeks

Universidad Nacional Autónoma de México
Skills you'll gain: NoSQL, Data Warehousing, Database Systems, Database Theory, Relational Databases, Database Management, Extract, Transform, Load, SQL, Databases, Data Mining, Database Development, Business Intelligence, Database Application, Database Management Systems, Big Data, Information Systems, Database Design, MongoDB, Scalability, Database Software
★ 4.3 (703) · Intermediate · Specialization · 3 - 6 Months

Coursera
Intermediate · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: E-Commerce, Social Media Marketing, Social Media, Social Media Strategy, Customer Relationship Management, Social Media Campaigns, Social Media Management, Digital Marketing, Business-To-Consumer, Marketing Strategies, Consumer Behaviour, Brand Management, Social Media Analytics, Customer Engagement, Market Research, Customer experience strategy (CX), B2B Sales, Content Marketing, Marketing Analytics, Search Engine Optimization
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: .NET Framework, ASP.NET, Microservices, DevOps, C (Programming Language)
★ 4.1 (390) · Intermediate · Specialization · 1 - 3 Months

Microsoft
Skills you'll gain: Responsible AI, Strategic Leadership, Organizational Strategy, Plan Execution, Culture Transformation, Organizational Effectiveness, Business Leadership, Microsoft Copilot, Organizational Leadership, Organizational Development, Leadership, Strategic Planning, Strategic Thinking, Thought Leadership, Leadership Development, Performance Management, Change Management, Microsoft Teams, Power BI, Prompt Engineering
Advanced · Course · 3 - 6 Months

Skills you'll gain: Digital Marketing, Search Engine Optimization, Digital Advertising, Online Advertising, Campaign Management, Keyword Research, Marketing, Paid media, Digital Marketing Tools, Marketing Strategy and Techniques, Digital Publishing, Target Audience, Pay Per Click Advertising, Google Ads, Search Engine Marketing, Digital Media Strategy, Social Media Campaigns, Email Marketing, Web Analytics and SEO, Digital Content
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Content Performance Analysis, Responsible AI, Prompt Engineering, Campaign Management, Content Optimization, Content Marketing, Content Strategy, Web Analytics, Prompt Patterns, A/B Testing, Content Development and Management, Performance Measurement, Data Ethics, Marketing Operations, Workflow Management, Performance Metric, Content Creation, Content Management, Creative Design, Creative Thinking
Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Agentic Workflows, Responsible AI, AI Workflows, AI Enablement, AI Product Strategy, Environmental Social And Corporate Governance (ESG), Agentic systems, Decision Intelligence, Microsoft Power Platform, AI Security, Microsoft Copilot, Data Strategy, Governance Risk Management and Compliance, Risking, Cyber Governance, Governance, Data Governance, Business Transformation, Solution Architecture, Accountability Frameworks
Beginner · Professional Certificate · 3 - 6 Months

LearnQuest
Skills you'll gain: Backlogs, Agile Methodology, User Story, Sprint Retrospectives, Sprint Planning, Agile Project Management, Agile Product Development, Product Requirements, Product Management, Meeting Facilitation, Estimation, Cross-Functional Collaboration
★ 4.7 (2.3K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: MLOps (Machine Learning Operations), Model Training, Data Pipelines, Feature Engineering, Data Governance, Extract, Transform, Load, Enterprise Architecture, Solution Architecture, Dataflow, AI Security, Test Data, Model Evaluation, AI Workflows, AI Enablement, Data Processing, Data Quality, Operational Databases, Data Store, Software Documentation, Dependency Analysis
Intermediate · Professional Certificate · 3 - 6 Months

Skills you'll gain: Prompt Engineering, AI Workflows, Generative AI, No-Code Development, Google Gemini, Business Process Automation, Workflow Management, ChatGPT, Automation, AI Personalization, Productivity, Model Evaluation, Business Logic, Business Communication, Artificial Intelligence, Business Operations, Business Priorities, Content Creation, Business Planning
Beginner · Course · 1 - 4 Weeks