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: Node.JS, API Gateway, MySQL, Restful API, MongoDB, OAuth, Microservices, NoSQL, Object-Relational Mapping, Application Programming Interface (API), Database Design, Relational Databases, Unit Testing, SQL, Cloud Deployment, Databases, MySQL Workbench, Data Persistence, Server Side, Javascript
★ 3.6 (115) · Intermediate · Specialization · 3 - 6 Months

Macquarie University
Skills you'll gain: Pedagogy, Teaching, Instructional Design, Student Engagement
★ 4.7 (307) · Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Front-End Web Development, Debugging, Programming Principles, Computational Thinking, GitHub, Web Design and Development, Pseudocode, Version Control, Git (Version Control System), Diagram Design, Microsoft Copilot, Algorithms, Program Development, Code Reusability, Computational Logic, C# (Programming Language)
★ 4.8 (75) · Beginner · Course · 1 - 3 Months

Adobe
Skills you'll gain: Marketing Strategies, Promotional Strategies, Marketing Planning, Marketing Strategy and Techniques, Digital Marketing Campaigns, Digital Marketing, Adobe Express, Target Audience, Marketing Materials, Promotions and Campaigns, Conversion Funnel Analysis, Marketing Effectiveness, Promotional Materials, Product Promotion, Driving engagement, Lead Generation, Marketing Automation, Customer Relationship Management, Advertising, Diversity Marketing
★ 4.8 (330) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Video Production, Photo/Video Production and Technology, Adobe Express, Video Editing, Multimedia, Content Creation, Storytelling, Visual Design, Design Elements And Principles, Web Content, Infographics, Visual Storytelling, AI powered creativity, Digital Media Strategy, Communication
★ 4.7 (136) · Mixed · Course · 1 - 4 Weeks
Skills you'll gain: Blockchain, Digital Assets, FinTech, Agentic systems, Financial Inclusion, Business Modeling, Financial Systems, Payment Systems, Business Transformation, Distributed Computing, Transaction Processing, Cryptographic Protocols, Identity and Access Management, Cost Reduction
★ 4.6 (382) · Beginner · Course · 1 - 4 Weeks

Yale University
Skills you'll gain: Art History, European History, Social Studies, Liberal Arts, Architecture and Construction, World History, Architectural Engineering, Economic Development, Higher Education, Economics, Storytelling, Architectural Design, Aesthetics
★ 4.7 (504) · Beginner · Course · 1 - 3 Months

Meta
Skills you'll gain: Full-Stack Web Development, Front-End Web Development, Django (Web Framework), Web Design and Development, Scalability, HTML and CSS, Cloud Hosting, Responsive Web Design, Web Development, Web Applications, Cloud Deployment, Back-End Web Development, MySQL, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Cloud Computing, Application Programming Interface (API), Restful API, Virtual Environment, Javascript
★ 4.6 (236) · Intermediate · Course · 1 - 3 Months

École Polytechnique
Skills you'll gain: Research Methodologies, Research, Research Design, Document Management, Record Keeping, Data Collection, Query Languages, Database Management, Databases, Intellectual Property
★ 4.6 (229) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Open Source Technology, Package and Software Management, Web Development, Linux, Shell Script, Database Design, Ubuntu, Relational Databases, Web Applications, Web Development Tools, Unix Shell, Test Driven Development (TDD), Python Programming, Linux Administration, Databases, Object Oriented Programming (OOP), Object Oriented Design, Scripting Languages, Javascript, Database Management
★ 4.6 (66) · Beginner · Specialization · 3 - 6 Months

HRCI
Skills you'll gain: Employee Performance Management, Diversity Equity and Inclusion Initiatives, Performance Appraisal, Performance Management, Human Resource Policies, Organizational Structure, Policy Development, Conflict Management, Employee Relations, Diversity and Inclusion, Workplace inclusivity, Human Resources, Performance Review, Human Resource Strategy, Human Resources Management and Planning, Employee Engagement, Organizational Strategy, Administration, Staff Management, Business Continuity
★ 4.8 (338) · Beginner · Course · 1 - 4 Weeks

Institute for the Future
Skills you'll gain: Strategic Thinking, Cognitive flexibility, Creative Thinking, Simulations, Creativity, Virtual Reality, Empathy, Self-Motivation, Strategic Planning, Personal Development, Scenario Testing, Innovation, Storytelling, Experience Design
★ 4.8 (431) · Beginner · Course · 1 - 4 Weeks