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.

Microsoft
Skills you'll gain: ASP.NET, Data Migration, Configuration Management, Data Validation, Database Application, Middleware, Debugging, Back-End Web Development, Database Management, Data Modeling, Restful API, Maintainability, Dependency Analysis, Performance Tuning, Software Design Patterns
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Video Editing, Video Production, Videography, Photo/Video Production and Technology, Cinematography, Storytelling
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Cascading Style Sheets (CSS), Responsive Web Design, HTML and CSS, Typography, Web Design, Maintainability, Debugging, User Interface (UI), Semantic Web, Color Theory
Intermediate · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: E-Commerce, Entrepreneurship, Blogs, Content Creation, Digital Content, Digital Publishing, Web Content, Pay Per Click Advertising, Video Production, Lead Generation, Marketing Channel, Email Marketing, Business Strategies, Search Engine Optimization, Advertising, Brand Strategy
Mixed · Course · 1 - 3 Months
Skills you'll gain: Responsible AI, Google Gemini, Anthropic Claude, Human Resources, Artificial Intelligence, Human Resource Strategy, Forecasting, Mitigation
Intermediate · Course · 1 - 4 Weeks

Khalifa University
Skills you'll gain: AI Enablement, Feature Engineering, Responsible AI, Data Preprocessing, Strategic Decision-Making, Business Leadership, Data-Driven Decision-Making, Data Ethics, Business Analytics, Natural Language Processing, Large Language Modeling, Artificial Intelligence, Predictive Analytics, Advanced Analytics, Governance, Data Governance, Systems Integration, Business Ethics, Workflow Management, Applied Machine Learning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Data Presentation, Data-Driven Decision-Making, Strategic Decision-Making, Product Management, Customer Insights, Data Analysis, Forecasting, A/B Testing, Business Analytics, Analytics, Prioritization, Statistical Analysis, Business Metrics, User Research, Customer Retention, Machine Learning Methods, Root Cause Analysis, Statistical Methods, Stakeholder Communications
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Salesforce Development, Data Validation, AI Workflows, Code Coverage, Prompt Engineering, Test Automation, Verification And Validation, Generative AI, Debugging
Intermediate · Course · 1 - 3 Months

L&T EduTech
Skills you'll gain: Construction Engineering, Construction, Civil Engineering, Construction Management, Structural Engineering, Environmental Monitoring, Engineering Practices, Safety Standards, Architecture and Construction, System Monitoring, Failure Analysis, Structural Analysis, Engineering Design Process, Engineering Analysis, Engineering Calculations
Advanced · Course · 1 - 3 Months

Skills you'll gain: Data Persistence, JSON, User Interface (UI), User Interface and User Experience (UI/UX) Design, Databases, Interactive Data Visualization, Debugging, Database Management, Application Development, Mobile Development, Real Time Data, Application Programming Interface (API), Data Management
Intermediate · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Negotiation, Leadership, Organizational Leadership, Agile Project Management, Leadership and Management, Agile Methodology, Decision Making, Meeting Facilitation, Collaboration, Cross-Functional Team Leadership, Continuous Improvement Process, Cross-Functional Collaboration, Adaptability, Change Management, Organizational Change, Goal Setting
Intermediate · Course · 1 - 3 Months

Skills you'll gain: 3D Modeling, Unreal Engine, 3D Assets, Computer Graphics, Animation and Game Design, Simulations
Intermediate · Course · 1 - 3 Months