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.

University of Colorado System
Skills you'll gain: Database Design, Relational Databases, Data Modeling, Database Management Systems, Database Management, Oracle Databases, SQL, Data Integrity, PostgreSQL, Conceptual Design
Intermediate · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: AWS Identity and Access Management (IAM), Amazon CloudWatch, Data Lakes, Amazon DynamoDB, Amazon Web Services, Serverless Computing, Cloud Computing, Amazon S3, Scalability, Cloud Infrastructure, Amazon Elastic Compute Cloud, Event-Driven Programming, Cloud Security, Solution Architecture, Data Visualization, Cloud Storage, Data Architecture, Cloud Computing Architecture, API Gateway, Software Architecture
Build toward a degree
Intermediate · Professional Certificate · 3 - 6 Months

Skills you'll gain: Process Mapping, Process Analysis, Business Analysis, Data Storytelling, Business Process Improvement, Feasibility Studies, Systems Analysis, Stakeholder Analysis, Process Optimization, Requirements Management, Process Design, Business Requirements, Systems Design, Stakeholder Management, Communication Planning, Test Planning, Information Technology, Business Process Modeling, Database Management, Agile Methodology
Beginner · Professional Certificate · 3 - 6 Months
Skills you'll gain: Vibrations, Engineering Analysis, Finite Element Methods, Mechanical Design, Structural Analysis, Mechanical Engineering, Simulations, Business Modeling, Technical Analysis, Technical Design
Intermediate · Course · 1 - 4 Weeks

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Object Oriented Programming (OOP), Java Programming, Java, Computer Programming, Software Design
Intermediate · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Responsive Web Design, Usability, HTML and CSS, Web Design, Multimedia, Web Design and Development, Cascading Style Sheets (CSS), Bootstrap (Front-End Framework), Web Content Accessibility Guidelines, User Interface (UI), Email Marketing, Front-End Web Development, Adobe Creative Cloud, Web Development, Web Content, Web Development Tools, Hypertext Markup Language (HTML), Marketing, Content Management, File Management
Mixed · Course · 1 - 3 Months

Skills you'll gain: Android Studio, Android Jetpack, Kotlin, Android Development, Android (Operating System), Responsive Web Design, Mobile Development, UI Components, Unit Testing, Gradle, User Interface (UI) Design, Application Development, User Interface (UI), Integrated Development Environments, Object Oriented Programming (OOP), Development Environment, Programming Principles, Test Driven Development (TDD), Wireframing, Prototyping
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Angular, Mobile Development, Service Design, Front-End Web Development, UI Components, Data Validation, Application Development, Application Frameworks, Service Oriented Architecture, JavaScript Frameworks, Business Logic
Beginner · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Embedded Systems, Internet Of Things, Embedded Software, Network Protocols, Computer Hardware, Software Systems, Wireless Networks, System Design and Implementation, Network Architecture
Mixed · Course · 1 - 4 Weeks
Coursera
Skills you'll gain: Simulation and Simulation Software, Engineering Analysis, Engineering Design Process, Computer-Aided Design, Thermal Management, Numerical Analysis, Scientific Visualization, Software Design, Mechanics, Analytics, Physics, Software Installation, Computer Systems
Intermediate · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Hypertext Markup Language (HTML), Cascading Style Sheets (CSS), HTML and CSS, Adobe Creative Cloud, Web Design and Development, Web Design, Web Development, Web Content, Information Architecture, Web Development Tools, Front-End Web Development, Image Quality, Browser Compatibility, File Management, Development Environment, Multimedia, Content Management, File Transfer Protocol (FTP)
Mixed · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Search Engine Optimization, Persona Development, Web Analytics and SEO, Keyword Research, Target Audience, Branding, Target Market, Digital Marketing, Social Media Strategy, Content Strategy, Brand Awareness, Consumer Behaviour, User Research, Algorithms, Data Analysis, Business Reporting
Beginner · Course · 1 - 4 Weeks