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: Facebook, Advertising, Content Creation, Resource Management, Social Media Management, Social Media, Marketing, Social Media Marketing, Digital Marketing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Active Directory, Software Installation, System Configuration, Microsoft Intune (Mobile Device Management Software), Azure Active Directory, Hyper-V, Enterprise Architecture, System Implementation, Infrastructure Architecture, Configuration Management, IT Infrastructure, Mac OS, Microsoft Azure, System Requirements, Scalability
Intermediate · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Power BI, Dashboard, Collaborative Software, Collaboration, Data Sharing, Microsoft Power Platform, Microsoft Excel, Business Intelligence, Microsoft 365, Mobile Security, Interactive Data Visualization, Microsoft PowerPoint, Microsoft Office, Data Analysis Software, Performance Tuning, Data Analysis
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Unreal Engine, 3D Assets, 3D Modeling, Computer Graphics, Animation and Game Design, Image Quality, Performance Tuning
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Accounts Payable and Receivable, Accounting and Finance Software, Financial Data, Make.com, Financial Forecasting, Financial Management, Credit Risk, Generative AI, Financial Controls, Financial Analysis, Finance, Billing & Invoicing, Financial Auditing, Artificial Intelligence, ChatGPT, Accounting, Tax Compliance, Tax Management, Automation, No-Code Development
Intermediate · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: MySQL, Database Design, Python Programming, User Interface (UI) Design, UI Components, Database Application, Database Management, Software Design, Application Development, Data Access
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Scrum (Software Development), User Story, Backlogs, Agile Methodology, Sprint Planning, Agile Project Management, Prioritization, Sprint Retrospectives, Estimation, Workflow Management, Kanban Principles, Product Roadmaps, Risk Management
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Unity Engine, Game Design, Video Game Development, Animations, Object Oriented Programming (OOP), User Interface (UI), Software Development Tools, C# (Programming Language), Scripting, Debugging
Mixed · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: C and C++, C++ (Programming Language), Object Oriented Programming (OOP), System Programming
Intermediate · 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

Skills you'll gain: Azure Synapse Analytics, Performance Tuning, System Monitoring, Data Lakes, Transact-SQL, Data Analysis Expressions (DAX), Star Schema, Microsoft Azure, Real Time Data, Power BI, Data Warehousing, Analytics, Apache Spark, Data Modeling, SQL Server Integration Services (SSIS), PySpark, Data Pipelines, Data Transformation, Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: People Analytics, Workday (Software), Registration, Business Process, Workflow Management, Business Reporting, Data Maintenance, Data Entry, Organizational Structure, Dashboard, Business Analytics, No-Code Development, Enterprise Resource Planning, Billing, Data Visualization
Beginner · Course · 1 - 4 Weeks