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: Diagram Design, Persona Development, User Accounts, Target Audience, Graphic Design, Collaborative Software, Productivity Software, Market Analysis
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Responsive Web Design, Cascading Style Sheets (CSS), HTML and CSS, Javascript, Web Design, Event-Driven Programming, Web Design and Development, Development Environment, Web Development, User Interface and User Experience (UI/UX) Design, Web Applications, Interactive Design, Animations, Typography, Color Theory, Web Analytics and SEO, Debugging, Data Validation
Beginner · Specialization · 1 - 3 Months
Skills you'll gain: Mediation, Conflict Management, Team Building, Emotional Intelligence, Collaboration, Negotiation, Team Management, Empathy & Emotional Intelligence, De-escalation Techniques, Root Cause Analysis, Empathy, Discussion Facilitation, Communication, Constructive Feedback, Active Listening
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Secure Coding, Application Security, Open Web Application Security Project (OWASP), Security Engineering, Cybersecurity, Security Requirements Analysis, Security Testing, Vulnerability Assessments, Code Review, Software Design, Encryption, Vulnerability Management, Data Security, Cryptography, Continuous Monitoring, Authentications, Development Testing, System Monitoring, Authorization (Computing)
Intermediate · Course · 1 - 3 Months

Universidad de los Andes
Skills you'll gain: Systems Thinking, Systems Analysis, Critical Thinking, Problem Solving, Complex Problem Solving, Adaptability, Decision Making
Beginner · Course · 1 - 3 Months

Clemson University
Skills you'll gain: Responsible AI, Artificial Intelligence, Data Ethics, Artificial Intelligence and Machine Learning (AI/ML), Human Centered Design, Human Computer Interaction, Generative AI, Machine Learning, Model Evaluation, Ethical Standards And Conduct
Build toward a degree
Intermediate · Course · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Pay Per Click Advertising, Marketing Analytics, Web Analytics, Search Engine Optimization, Analytics, Digital Marketing, Data-Driven Decision-Making, A/B Testing, Data Analysis, Contextual Advertising, Big Data, Key Performance Indicators (KPIs), Customer Data Management, Predictive Analytics, Artificial Intelligence and Machine Learning (AI/ML), Consumer Behaviour, Machine Learning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Computational Logic, Theoretical Computer Science, Model Evaluation, Systems Analysis, Graph Theory, Verification And Validation, Algorithms, Data Structures
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Unit Testing, Test Driven Development (TDD), Mockups, Development Testing, Software Testing, Testability, Test Case
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Brand Awareness, Market Research, Strategic Marketing, Branding, Marketing Strategies, Marketing, Brand Management, Research, User Research
Beginner · Guided Project · Less Than 2 Hours

Scrimba
Skills you'll gain: Responsive Web Design, Typography, Cascading Style Sheets (CSS), UI Components, Web Design, Interactive Design, User Interface (UI) Design, HTML and CSS, Browser Compatibility, User Interface (UI), Usability, Interaction Design, Hypertext Markup Language (HTML), Web Content Accessibility Guidelines, Front-End Web Development, Animations, Web Components, Color Theory, Web Development, Web Development Tools
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Social Media Management, User Feedback
Beginner · Course · 1 - 4 Weeks