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.

Board Infinity
Skills you'll gain: Secure Coding, Cloud Deployment, Database Development, Maintainability, Server Side, Authentications
Intermediate · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Cascading Style Sheets (CSS), Responsive Web Design, Web Design, HTML and CSS, Web Content Accessibility Guidelines, User Interface (UI), Hypertext Markup Language (HTML), Front-End Web Development, User Interface and User Experience (UI/UX) Design, Javascript, Usability, Web Applications, Semantic Web, Data Validation
Beginner · Course · 1 - 3 Months

Skills you'll gain: User Experience Design, Design Thinking, Figma (Design Software), User Interface (UI) Design, User Flows, Prototyping, Web Design, Application Design, User Accounts
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: PL/SQL, Data Integrity, Oracle Databases, Business Logic, Stored Procedure, SQL, Relational Databases, Database Management, Database Development, Event-Driven Programming, Auditing, Debugging, Maintainability
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Bootstrap (Front-End Framework), Responsive Web Design, Hypertext Markup Language (HTML), Mockups, Web Development, Web Design, Cascading Style Sheets (CSS), Web Development Tools
Intermediate · Guided Project · Less Than 2 Hours

Northeastern University
Skills you'll gain: Data Governance, Database Management, Database Architecture and Administration, Data Management, Data Warehousing, Database Design, SQL, Transaction Processing, Stored Procedure, Data Security, Disaster Recovery, Encryption, Server Side, Data Encryption Standard, Data Integrity
Build toward a degree
Mixed · Course · 1 - 3 Months

Skills you'll gain: API Design, API Gateway, API Testing, Application Programming Interface (API), Software Documentation, Restful API, Server Side, Test Automation, Software Testing, Interactive Design, Software Design, Test Case, Application Deployment, Software Versioning, Collaboration, Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Electronic Systems, Hardware Design, Electronics Engineering, Electrical Engineering, Computer Architecture, Schematic Diagrams, Semiconductors, Electronic Components, Diagram Design, Low Voltage, Simulation and Simulation Software, Computational Logic, Verification And Validation, Software Installation
Intermediate · Course · 1 - 4 Weeks

IE Business School
Skills you'll gain: Design Thinking, Innovation, Business Solutions, Human Centered Design, Problem Solving, Case Studies, Brainstorming, Team Oriented, User Research, Ideation, User Centered Design, Creativity
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: 3D Modeling, Game Design, Video Game Development, Augmented and Virtual Reality (AR/VR), File Management, Functional Design, Design Elements And Principles
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Research Methodologies, User Research, Ideation, Team Building, UI/UX Research, Usability Testing, Team Oriented, Product Design, User Centered Design, User Experience, Product Development, Performance Measurement, Product Improvement, Innovation, Prioritization, UI/UX Strategy, Agile Product Development, A/B Testing, Customer Engagement, Product Requirements
Intermediate · Course · 1 - 3 Months

Skills you'll gain: PL/SQL, Oracle Databases, Stored Procedure, SQL, Data Persistence, Database Development, Database Management Systems, Web Services, Data Storage Technologies, Authorization (Computing), Debugging, File Management
Mixed · Course · 1 - 4 Weeks