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.

Coursera
Skills you'll gain: Marketing Materials, Marketing Design, Presentations, Data Visualization, Content Creation, Graphic Design, Content Marketing, Social Media, Digital Marketing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: User Experience Design, User Flows, Figma (Design Software), Usability, User Interface (UI), User Centered Design, Wireframing, User Research
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Performance Tuning, Software Architecture, Systems Architecture, Application Design, Software Design, Object Oriented Design, Enterprise Application Management, Application Performance Management, Performance Testing, Solution Architecture, Continuous Monitoring, Case Studies, Continuous Improvement Process, Maintainability, Team Management, Performance Analysis, Scalability, Debugging
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Adobe InDesign, Typography, Layout Design, Data Import/Export, Graphic and Visual Design, Style Guides, File Management
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Identity and Access Management, Cloud Infrastructure, Google Cloud Platform, Application Deployment, Load Balancing, Cloud Development, Infrastructure As A Service (IaaS), Microservices, Google App Engine, Kubernetes, Cloud Applications, API Design, Cloud Services, Restful API, Data Storage Technologies, Terraform, Cloud Computing, Virtual Networking, Cloud Computing Architecture, CI/CD
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Database Design, SQL, Relational Databases, Databases, Database Systems, Database Management, Data Modeling, Query Languages
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Looker (Software), Data Modeling, Dashboard, Database Design, Performance Tuning, Exploratory Data Analysis, Data Integration, SQL, Integrated Development Environments, Git (Version Control System)
Intermediate · Course · 1 - 3 Months

Pearson
Skills you'll gain: Ansible, Software-Defined Networking, Computer Networking, JSON, Automation, Infrastructure as Code (IaC), Network Architecture, Application Programming Interface (API), Network Infrastructure, Restful API, Network Planning And Design, Extensible Markup Language (XML)
Beginner · Course · 1 - 4 Weeks

Starweaver
Skills you'll gain: SQL, Business Intelligence, Jupyter, Python Programming
Advanced · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Cloud Computing Architecture, Cloud Infrastructure, Cloud Deployment, Cloud Security, Cloud Computing, Incident Response, Cloud Management, Cloud Services, Disaster Recovery, Capacity Management, Virtual Networking, IT Automation, Network Troubleshooting, Virtual Machines, Virtualization, Application Deployment, Application Security, System Monitoring, Security Controls, Capacity Planning
Intermediate · Specialization · 1 - 3 Months

Logical Operations
Skills you'll gain: Photo Editing, Adobe Photoshop, Image Quality, File Management, Adobe Creative Cloud, Photography, Graphics Software, Design Elements And Principles, Editing, Graphic and Visual Design Software, Color Matching, Computer Graphic Techniques, Productivity Software, User Interface (UI)
Mixed · Course · 1 - 3 Months

Creo Incubator
Skills you'll gain: Business Modeling, Ideation, Design Thinking, Entrepreneurship, Lean Methodologies, Creative Problem-Solving, Innovation, Business Planning, Business Development, Business Strategy, Open Mindset, Growth Mindedness, Product Development, Business, Adaptability, Value Propositions, Prototyping, Growth Strategies
Beginner · Course · 1 - 3 Months