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: Statistical Inference, Statistical Hypothesis Testing, Business Analytics, Sample Size Determination, Statistical Analysis, Data Analysis, Statistical Methods, A/B Testing, Statistical Software, Estimation, Data-Driven Decision-Making, Business Communication
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Interactive Data Visualization, Data Visualization, Heat Maps, Data Visualization Software, Technical Communication, Geospatial Mapping, Data Mapping, Hypertext Markup Language (HTML), GitHub, Usability, Public Health, Document Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Technical Analysis, Financial Trading, Financial Market, Portfolio Risk, Derivatives, Market Analysis, Statistical Analysis, Market Dynamics, Market Data, Risk Analysis, Data Validation, Trend Analysis, Performance Analysis, Probability Distribution, Behavioral Economics, Model Evaluation, Consolidation, Risk Management
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Software Development, Web Development Tools, Development Environment, Server Side, File I/O, Web Servers, Data Storage, Data Entry
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Application Lifecycle Management, Maintainability
Intermediate · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Organizational Change, Business Transformation, Mergers & Acquisitions, Change Management, Digital Transformation, Culture Transformation, Agile Methodology, Adaptability, Organizational Strategy, Business Leadership, Organizational Effectiveness, Strategic Planning, Organizational Structure, Innovation, Leadership, Human Resource Strategy, Business Strategies, Business Strategy
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Modeling, Database Design, Extract, Transform, Load, Data Warehousing, Data Pipelines, Business Intelligence, Data Mart, Database Management, Data Management, Process Optimization, Data Quality, Data Transformation, Performance Testing
Advanced · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: CI/CD, Cascading Style Sheets (CSS), GitHub, C# (Programming Language), HTML and CSS, Azure DevOps, Load Balancing, Continuous Integration, Git (Version Control System), Role-Based Access Control (RBAC), Scalability, Object Oriented Programming (OOP), Authentications, ASP.NET, Full-Stack Web Development, Web Development, SQL, Microsoft Copilot, .NET Framework, Graph Theory
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Data Visualization, Data Presentation, Responsible AI, Data Storytelling, Prompt Engineering, Data Analysis, AI Enablement, Oral Expression
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Persistence, Debugging
Intermediate · Course · 1 - 3 Months
Starweaver
Skills you'll gain: Financial Modeling, Microsoft Excel, Financial Statement Analysis, Financial Forecasting, Excel Formulas, Revenue Forecasting, Financial Analysis, Business Modeling, Financial Statements, Risk Analysis, Cash Flow Forecasting, Balance Sheet, Forecasting, Accounting, Working Capital, Operational Excellence
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Go (Programming Language), Web Servers, JSON, Restful API, User Interface (UI), Web Applications, Server Side, Web Development, Full-Stack Web Development, Debugging, API Design, Scalability, Data Structures, Hypertext Markup Language (HTML), Cascading Style Sheets (CSS)
Beginner · Course · 1 - 4 Weeks