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.

Skills you'll gain: Responsive Web Design, HTML and CSS, Cascading Style Sheets (CSS), Web Design, Web Design and Development, Front-End Web Development, Web Content Accessibility Guidelines, Web Components, UI Components, Web Analytics and SEO, User Interface (UI), Usability, Semantic Web, Animations
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Browser Compatibility, Responsive Web Design, UI Components, HTML and CSS, Hypertext Markup Language (HTML), Color Theory, Web Design, Web Content Accessibility Guidelines, Extensible Markup Language (XML), Cascading Style Sheets (CSS), Semantic Web, Verification And Validation, Interactive Design, User Interface (UI), Typography, Web Design and Development, Web Development Tools, Usability, Web Development, Interaction Design
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: API Design, Restful API, API Gateway, Application Programming Interface (API), Cloud API, Application Lifecycle Management, Proxy Servers, Software Documentation, Application Deployment, Authentications
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Frontend Integration, JavaScript Frameworks
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Kubernetes, Nginx
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Instagram, Storytelling, Content Creation, Marketing Design, Facebook, Graphic and Visual Design Software, Social Media, Social Media Content, Graphic Design, Social Media Marketing, Marketing Materials
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Customer experience strategy (CX), Service Design, Design Thinking, Change Management, Process Mapping, Key Performance Indicators (KPIs), Hospitality Management, Hospitality, Customer Analysis, Innovation, Customer Insights, Corporate Sustainability, Continuous Improvement Process, Feasibility Studies, Collaboration, Empathy
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: 3D Assets, 3D Modeling, Data Import/Export, Graphics Software, File Management, Computer Graphic Techniques
Mixed · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: AI Workflows, Technical Communication, AI Enablement, Model Deployment, Generative AI Agents, Data Integration, AI Orchestration, Reinforcement Learning, Artificial Intelligence and Machine Learning (AI/ML), Agentic systems, Responsible AI, Artificial Intelligence, Cloud Computing, Deep Learning, Data Visualization, Python Programming, Machine Learning, Data Engineering, Anomaly Detection, Statistical Analysis
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Figma (Design Software), Front-End Web Development, Web Design, Prototyping, Web Development, Hypertext Markup Language (HTML), Design, Cascading Style Sheets (CSS)
Intermediate · Guided Project · Less Than 2 Hours

Arizona State University
Skills you'll gain: Human Factors, Human Factors Engineering, Control Systems, Sports Medicine, Human Musculoskeletal System, Mechanics, Human Centered Design, Product Design, Injury Prevention, Rehabilitation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Mapping, IBM WebSphere MQ, Middleware, Business Process Automation, Process Driven Development, Data Integration, Scenario Testing, File Transfer Protocol (FTP), Test Case, Development Testing, Data Validation, Java Programming, System Configuration, Debugging, File Management
Mixed · Course · 1 - 4 Weeks