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.

The Hong Kong University of Science and Technology
Skills you'll gain: Server Side, Restful API, Ajax, Node.JS, Web Applications, Web Servers, Web Development, Model View Controller, Javascript, JavaScript Frameworks, PHP (Scripting Language), Authentications, JSON, Hypertext Markup Language (HTML), Software Architecture, Application Development, Real Time Data, Data Storage
Intermediate · Course · 1 - 3 Months

University of Virginia
Skills you'll gain: Digital Transformation, Business Transformation, Technology Strategies, Design Thinking, Product Lifecycle Management, Business Process Reengineering, Business Strategies, Market Dynamics, Competitive Analysis, Business Economics, Emerging Technologies, Innovation, Market Analysis, Data-Driven Decision-Making
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: API Testing, Restful API, Test Script Development, Authentications, JSON, Authorization (Computing), Test Case, Data Import/Export, Scenario Testing, Java
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Serverless Computing, API Gateway, Image Analysis, Amazon CloudWatch, Extensible Markup Language (XML), JSON, Computer Vision, Cloud Deployment, API Design, Amazon Web Services, Event-Driven Programming, Amazon S3, Microservices, Cloud Development, AWS CloudFormation, Application Programming Interface (API), AI Enablement, Cloud Applications, Authentications, Artificial Intelligence and Machine Learning (AI/ML)
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: 3D Modeling, 3D Assets, Computer Graphic Techniques, Virtual Environment, Visualization (Computer Graphics), Computer Graphics, Performance Tuning, Image Quality, Technical Design, Graphical Tools, Design Elements And Principles, Design, Creative Design, Aesthetics
Intermediate · Course · 3 - 6 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

Coursera
Skills you'll gain: Accounting Software, Data Validation, QuickBooks (Accounting Software), Expense Management, Accounting Records, Data Entry, Verification And Validation, Financial Reporting, Productivity Software, Spreadsheet Software, Microsoft Excel
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Unreal Engine, Game Design, User Interface (UI), Video Game Development, User Interface (UI) Design, Animation and Game Design, Scripting, Prototyping, Real Time Data
Mixed · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Retrieval-Augmented Generation, Generative AI, LLM Application, Large Language Modeling, Google Cloud Platform, Prompt Engineering, Application Design, Embeddings, Prototyping, Solution Architecture
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cinematography, Videography, Photography, Video Production, Video Editing, Design Reviews, Post-Production, Peer Review, Creativity
Intermediate · Course · 1 - 4 Weeks
Scrum Alliance
Skills you'll gain: Coaching, Employee Coaching, Organizational Change, Agile Project Management, Business Transformation, Organizational Strategy, Agile Methodology, Organizational Effectiveness, Organizational Leadership, Strategic Leadership, Culture Transformation, Business Leadership, Team Leadership, Cross-Functional Team Leadership, Cross-Functional Collaboration, Leadership, Leadership and Management, Team Management, Organizational Structure, Business Strategy
Beginner · Course · 1 - 3 Months

Simplilearn
Skills you'll gain: Reinforcement Learning, Model Evaluation
Beginner · Course · 1 - 4 Weeks