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: Salesforce Development, Salesforce, Systems Integration, Data Integration, Web Services, Integration Testing, Application Programming Interface (API), Software Design Patterns, Restful API, Complex Problem Solving, Business Solutions
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Unit Testing, Go (Programming Language), Restful API, Authentications, Application Programming Interface (API), Secure Coding, API Design, Application Security, Software Testing, Microservices, Authorization (Computing), Database Development, Web Servers, Server Side, Databases, Software Architecture, JSON, Role-Based Access Control (RBAC), Maintainability, Software Design Patterns
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Maintainability, Code Review, Testability, Debugging, Style Guides, Software Documentation, Software Design Patterns, Programming Principles, Quality Assurance
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Plotly, Dashboard, Data Analysis, Interactive Data Visualization, Jupyter, HTML and CSS, UI Components, Financial Analysis, Data Visualization Software, Real Time Data, Python Programming, Data Structures
Intermediate · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Adobe Illustrator, Adobe Creative Cloud, Graphic Design, Graphic and Visual Design, Adobe Photoshop, Graphic and Visual Design Software, User Interface (UI), Computer Graphics, Document Management, Design Elements And Principles, Typography, Web Content, Productivity Software, Scalability
Mixed · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Product Design, Product Management, Interviewing Skills, Product Lifecycle Management, Product Roadmaps, Case Studies, Stakeholder Communications, Portfolio Management, Estimation, Product Strategy, Storytelling, Technical Communication, Communication, Analysis, Complex Problem Solving, Prioritization, Data Analysis
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Social Determinants Of Health, Health Promotion, Food Safety and Sanitation, Public Health and Disease Prevention, Public Health, Epidemiology, Nutrition and Diet, Policy Development, Health Policy, Public Policies, Policy Analysis, Program Evaluation
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Web Content, Web Design, Content Management, Web Design and Development, No-Code Development, Web Development, User Accounts, Graphic Design
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Employee Engagement, Driving engagement, Project Design, Key Performance Indicators (KPIs), Employee Relations, Program Management, Change Management
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Test Tools, Test Automation, Test Planning, Scripting, Test Script Development, Continuous Integration, CI/CD, Software Testing, Regression Testing, Software Technical Review, Test Case, Continuous Delivery, Maintainability, Automation, Software Quality (SQA/SQC)
Advanced · Course · 1 - 4 Weeks

Banco Interamericano de Desarrollo
Skills you'll gain: Data Strategy, Data Management, Agile Project Management, Data Infrastructure, Data Governance, Data Literacy, Project Management, Risk Management, Data-Driven Decision-Making, Project Management Life Cycle, Resource Management, Project Design, Project Implementation, Culture Transformation, Artificial Intelligence
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Business Strategy, Process Optimization, Operational Analysis, Contingency Planning, Business Process Reengineering, Business Planning, Process Improvement, Organizational Strategy, Strategic Decision-Making, Competitive Analysis, Strategic Leadership, Business Analysis, Organizational Effectiveness, Operational Efficiency, Program Evaluation, Performance Measurement, Business Operations, Portfolio Management, Operations Management, Business
Beginner · Specialization · 1 - 3 Months