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.

Harvard Business Review
Skills you'll gain: Performance Analysis, Goal Setting, Performance Measurement, Team Performance Management, Goal-Oriented, Smart Goals, Performance Metric, Performance Management, Performance Improvement, Employee Performance Management, Key Performance Indicators (KPIs), Business Priorities, Prioritization, Organizational Strategy
★ 4.9 (8) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Dashboard, Dashboard Creation, Data Visualization, Data Presentation, Pivot Tables And Charts, Ad Hoc Reporting, Data Storytelling, Business Intelligence, Data Modeling, Concision, Design Reviews
Intermediate · Course · 1 - 4 Weeks

University of London
Skills you'll gain: JSON, Restful API, Javascript, Application Programming Interface (API), Web Services, Hypertext Markup Language (HTML), Front-End Web Development, Data Structures
★ 4.8 (6) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Google Cloud Platform, Cloud Applications, Ruby on Rails, Cloud Deployment, Application Deployment, PostgreSQL, Cloud Hosting, CI/CD, Build Tools, Object-Relational Mapping, Cloud Storage, Database Application, Key Management, Secure Coding, Relational Databases, Data Management
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Angular, JavaScript Frameworks, Model View Controller, Javascript, Web Development, Software Development
★ 4.5 (11) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Digital Transformation, Business Transformation, Technology Strategies, Product Lifecycle Management, Design Thinking, Emerging Technologies, Corporate Strategy, Innovation, Organizational Change, Business Strategy, Market Dynamics, Growth Strategies, Competitive Analysis, Business Economics, Leadership, Communication
★ 4.9 (11) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Customer Insights, Customer Analysis, User Feedback, Customer experience strategy (CX), Customer experience improvement, Customer Service, Market Research, Branding, Advertising, Public Relations
★ 4.7 (14) · Beginner · Guided Project · Less Than 2 Hours

28DIGITAL
Skills you'll gain: AI Personalization, Applied Machine Learning, Dimensionality Reduction, Machine Learning Methods, Machine Learning Algorithms, Feature Engineering, Model Optimization, Model Training, Machine Learning, Model Evaluation, Algorithms, Context Management
★ 3.8 (23) · Intermediate · Course · 1 - 3 Months

SkillsBooster Academy
Skills you'll gain: Prompt Engineering, Prompt Patterns, Vibe coding, Generative AI Agents, AI Workflows, Code Review, AI Personalization, Google Workspace, Software Development Tools, Software Development, Responsible AI, Application Deployment, Generative AI, Software Engineering, Artificial Intelligence, Design Software, Front-End Web Development, React.js, Web Development, Javascript
Beginner · Course · 1 - 3 Months

Skills you'll gain: Selenium (Software), Test Automation, Behavior-Driven Development, Gherkin (Scripting Language), Test Script Development, Unit Testing, Software Testing, Jenkins, CI/CD, Continuous Integration, Test Tools, Apache Maven, Automation, Test Case, Software Configuration Management, DevOps, Java, C# (Programming Language), Java Programming, Python Programming
Beginner · Specialization · 1 - 3 Months

Alignor
Skills you'll gain: Influencing, Conflict Management, Diversity Awareness, Teamwork, Collaboration, Diversity Training, Diversity and Inclusion, Diversity Equity and Inclusion Initiatives, Cultural Diversity, Decision Making, Persuasive Communication, Team Management, Workplace inclusivity, Discussion Facilitation, Communication, Leadership, Communication Strategies, Negotiation, Interactive Learning
★ 3.8 (12) · Intermediate · Course · 1 - 4 Weeks

Rutgers the State University of New Jersey
Skills you'll gain: Equities, Employee Relations, Social Justice, Program Implementation, Compensation Management, Case Studies, Economics, Policy, and Social Studies, Economic Development, Collaboration, Community Development, Entrepreneurship, Leadership and Management, Business Transformation, Succession Planning, Research, Business Development
★ 5 (9) · Beginner · Course · 1 - 4 Weeks