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: Procurement, Strategic Sourcing, Material Requirements Planning, Contract Compliance, Business Communication, Cross-Functional Collaboration
Beginner · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: API Gateway, Amazon Elastic Compute Cloud, Amazon Web Services, Virtual Networking, Application Programming Interface (API), Load Balancing, Cloud Infrastructure, Network Architecture, Network Infrastructure, Network Security, Network Routing, Scalability, Frontend Performance
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Credit Risk, Loans, Environmental Social And Corporate Governance (ESG), Bank Regulations, Risk Management, Derivatives, Financial Analysis, Risk Analysis, Financial Statement Analysis, Investment Management, Financial Market, Portfolio Management, Financial Modeling, Compliance Management, Business Valuation, Economics, Business Modeling, Structural Analysis
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Health Policy, Public Health, Systems Thinking, Health Promotion, Program Evaluation, Health Systems, Health Care Administration, Health Education, Health Equity, Epidemiology, Public Affairs, Community Health, Social Determinants Of Health, Advocacy, Media and Communications, Collaboration, Communication
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Collaborative Software, Graphic and Visual Design Software, Content Creation, Photo Editing, Graphics Software, Graphic Design
Beginner · Guided Project · Less Than 2 Hours

University of Pittsburgh
Skills you'll gain: Data Storytelling, Interactive Data Visualization, Data Visualization Software, Data Presentation, Data Visualization, Tableau Software, Matplotlib, Geospatial Information and Technology, Spatial Analysis, Geospatial Mapping, Visualization (Computer Graphics), Seaborn, Infographics, Heat Maps, Data Ethics, Text Mining, Data Mapping, Network Analysis
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: ASP.NET, Cloud Deployment, Application Deployment, Microsoft Azure, Multi-Tenant Cloud Environments, Cloud Applications, Full-Stack Web Development, User Interface (UI) Design, PostgreSQL, Web Applications, User Interface (UI), Object-Relational Mapping, Database Development, Cloud Services, Database Management, Development Environment, Authentications
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Django (Web Framework), Full-Stack Web Development, Authentications, Software Testing, Development Testing, Unit Testing, Debugging, Object-Relational Mapping, MySQL, Test Case, Web Development, Back-End Web Development, Database Development, Web Applications, Software Documentation, Test Automation, File Management, Model View Controller, Virtual Environment
Mixed · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Looker (Software), Database Development, Database Design, Data Modeling, SQL, Exploratory Data Analysis, Data Visualization Software, Data Analysis
Beginner · Project · Less Than 2 Hours

Institut Mines-Télécom
Skills you'll gain: Image Analysis, Digital Signal Processing, Computer Vision, NumPy, Numerical Analysis, Python Programming, Applied Mathematics
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: jQuery, Ajax, Responsive Web Design, Cascading Style Sheets (CSS), HTML and CSS, Web Content Accessibility Guidelines, Usability, Javascript and jQuery, Hypertext Markup Language (HTML), Web Development, Web Design and Development, Usability Testing, Javascript, Application Deployment, Web Design, Interactive Data Visualization, Event-Driven Programming, Semantic Web, Web Applications, Functional Testing
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: SAP Analytics Cloud, Data Access, Data Modeling, Real Time Data, Stored Procedure, Data Warehousing, Database Development, Data Security, Data Integration, SAP Applications, SQL, Predictive Analytics, Business Reporting, Scripting
Intermediate · Course · 1 - 3 Months