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: Agentic systems, Code Reusability, AI Integrations, Engineering Software, Systems Architecture, API Design, Systems Design, Solution Architecture, Artifactory, Generative Model Architectures, Release Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Google Cloud Platform, Cloud Applications, Ruby on Rails, Cloud Deployment, Application Deployment, PostgreSQL, Cloud Hosting, CI/CD, Build Tools, Object-Relational Mapping, Cloud Storage, Database Application, Key Management, Secure Coding, Relational Databases, Data Management
Intermediate · Project · Less Than 2 Hours

Coursera
Skills you'll gain: Keyword Research, Search Engine Optimization, Generative AI, AI Integrations
★ 4.6 (39) · Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Relational Databases, Database Design, Health Informatics, Performance Tuning, Data Access, Data Integrity, Secure Coding, Clinical Data Management, SQL, Database Management, Query Languages
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Health Care Procedure and Regulation, Health Informatics, Data Wrangling, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Data Preprocessing, Health Information Management and Medical Records, Health Policy, Data Processing, Data Compilation, Data Analysis, Descriptive Analytics, Database Design, Medical Billing and Coding, Relational Databases, Data Integration, Spreadsheet Software
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Analysis Expressions (DAX), Power BI, Dashboard, Pivot Tables And Charts, Dashboard Creation, Data Transformation, Data Visualization Software, Interactive Data Visualization, Data Modeling, Data Presentation, Microsoft Excel, Performance Reporting, Report Writing, Data Cleansing, Data Sharing
Intermediate · Course · 3 - 6 Months

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Scala Programming, Other Programming Languages, Computer Programming, Programming Principles, Program Development, Theoretical Computer Science, Computational Logic
Mixed · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Design Thinking, Global Marketing, Entrepreneurship, Business Modeling, Innovation, Team Building, Sales Presentations, Storytelling, Open Mindset, Market Research, Oral Expression, Entrepreneurial Finance, Ideation, Business Planning, New Business Development, Teamwork, Legal Risk, Market Dynamics, Relationship Building, Team Leadership
Intermediate · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Responsive Web Design, UI Components, Cascading Style Sheets (CSS), HTML and CSS, Web Design, Front-End Web Development, User Interface (UI), User Interface (UI) Design, Web Design and Development, Debugging, Web Development
★ 4.7 (7) · Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Promotional Materials, Marketing Materials, LinkedIn, Content Creation, Social Media Content, Social Media, Graphic Design, Data Visualization, Content Marketing, Digital Content, Digital Marketing
★ 4.7 (7) · Beginner · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Spring Framework, Java Programming, Java, Application Frameworks, Java Platform Enterprise Edition (J2EE), Maintainability, Scalability, Extensible Markup Language (XML)
★ 3.4 (8) · Intermediate · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Basic Electrical Systems, Electronics, Electronic Components, Electronic Systems, Prototyping, Electrical Systems, Electronics Engineering, Electrical Wiring, Electrical Engineering, Robotics, Hardware Design, Electrical Equipment, Embedded Systems, Machine Controls, Test Equipment, Control Systems, Digital Signal Processing
★ 4.9 (19) · Beginner · Course · 1 - 3 Months