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: Angular, Responsive Web Design, Front-End Web Development, React.js, HTML and CSS, UI Components, Web Design and Development, JavaScript Frameworks, Web Development, TypeScript, Context Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Instagram, Social Media Content, Social Media, Social Media Marketing, Organizational Skills, Content Creation, Graphic Design, Graphic and Visual Design, Color Theory, Typography, Marketing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Apple Xcode, Apple iOS, Swift Programming, Data Persistence, JSON, Application Deployment, Mobile Development, User Interface (UI), Application Development, User Interface (UI) Design, Application Programming Interface (API), Data Structures
Beginner · Course · 1 - 3 Months

Alex Genadinik
Skills you'll gain: Search Engine Optimization, Web Analytics and SEO, Keyword Research, Web Analytics, Auditing, Content Strategy, WordPress, HTML and CSS, Content Management, Performance Improvement
Mixed · Course · 3 - 6 Months

Coursera
Skills you'll gain: Infographics, Content Creation, Graphic and Visual Design Software, Social Media, Graphic Design, Graphical Tools, Data Sharing, Content Marketing, User Accounts, Digital Marketing
Beginner · Guided Project · Less Than 2 Hours

Simplilearn
Skills you'll gain: Encryption, Cryptography, Security Engineering, Data Security, Cybersecurity
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Prompt Engineering, Google Gemini, Responsible AI, Generative AI Agents, Retrieval-Augmented Generation, Generative AI, Google Workspace, Google Cloud Platform, AI Enablement, Gemini, AI Product Strategy, AI Security, Large Language Modeling, AI Workflows, Data Ethics, Cloud Computing, Model Deployment, Cloud Infrastructure, Artificial Intelligence, Collaboration
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Event-Driven Programming, Apache, Web Development, Web Scraping, Web Services, Web Applications, Python Programming, Web Servers, Databases, Extensible Markup Language (XML), Network Protocols, Hypertext Markup Language (HTML), Servers, User Interface (UI)
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Docker (Software), Containerization, Cloud-Native Computing, DevOps, CI/CD, Application Deployment, Data Persistence, YAML, Virtual Networking, Software Installation, Network Planning And Design, Command-Line Interface, System Requirements
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Multimedia, Writing and Editing, Public Speaking, Storytelling, Branding
Intermediate · Course · 1 - 3 Months

Universitat Politècnica de València
Skills you'll gain: Building Information Modeling, Sustainable Development, Sustainable Technologies, Sustainable Architecture, Energy and Utilities, Sustainable Business, Sustainable Design, Building Design, Community Development, Environmental Engineering, Climate Change Adaptation, Materials science, Climate Change Mitigation, Case Studies
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Marketing Analytics, Web Analytics, Content Performance Analysis, Marketing Effectiveness, Marketing Automation, Data Analysis, Customer Insights, Data-Driven Decision-Making, Statistical Analysis, Web Analytics and SEO, Model Evaluation, Anomaly Detection, Continuous Monitoring, Quality Assessment, Verification And Validation
Beginner · Course · 1 - 4 Weeks