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.

Skills you'll gain: Unity Engine, Game Design, Animation and Game Design, Video Game Development, Virtual Environment, Animations, User Interface (UI), UI Components, User Interface (UI) Design, Program Development, Debugging, Scripting, C# (Programming Language)
★ 5 (18) · Mixed · Course · 1 - 4 Weeks

Universidad Nacional Autónoma de México
Skills you'll gain: Governance, Financial Industry Regulatory Authorities, Regulatory Compliance, Regulatory Requirements, Compliance Management, Law, Regulation, and Compliance, Governance Risk Management and Compliance, Accountability, Organizational Structure, Financial Accounting, Business Leadership
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: AI powered creativity, Adobe Firefly, Photo/Video Production and Technology, Multimedia, Content Creation, Digital Content, Business Process Automation, Media Production, ChatGPT, Image Quality, Video Production, Digital Assets, Course Development, AI Workflows, Post-Production, Email Marketing, Artificial Intelligence, Design and Product, Product Development, Writing
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Computational Logic, Model Based Systems Engineering, Mathematical Modeling, System Requirements, Functional Requirement, Theoretical Computer Science, Functional Specification, Verification And Validation, Systems Architecture, Automation Engineering, Control Systems, Network Model, Requirements Analysis, Mechanical Engineering, Mechanics, Applied Mathematics, Automation, Systems Analysis, Differential Equations, Algorithms
★ 3.6 (36) · Intermediate · Specialization · 3 - 6 Months

Indian Institute of Science
Skills you'll gain: Engineering Documentation, Biomedical Technology, Biomedical Engineering, Medical Devices, Electronics, Electronics Engineering, Technical Documentation, Engineering Plans And Specifications, Electronic Systems, Engineering, Scientific, and Technical Instruments, Electronic Hardware, Technical Communication, Medical Equipment and Technology, Medical Equipment, Health Technology, Sensory Systems Analysis, Laboratory Equipment, Laboratory Testing, Analytical Testing, Manufacturing Processes
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Code Reusability, Maintainability, Program Development, Computational Logic, Development Environment, Software Installation
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Quality Assurance, Software Quality Assurance, Test Tools, Test Planning, Test Case, Software Quality (SQA/SQC), Test Automation, Continuous Integration, Code Coverage, DevOps, Software Testing, Agile Methodology, Risk Management, Automation
Intermediate · Course · 1 - 4 Weeks

Pontificia Universidad Católica del Perú
Skills you'll gain: Augmented Reality, Augmented and Virtual Reality (AR/VR), User Interface (UI), Mobile Development, 3D Assets, Unity Engine, User Interface (UI) Design, Mobile Development Tools, Scripting, Video Game Development, Application Development, Software Installation, Package and Software Management, Model Optimization, Data Import/Export
★ 4.9 (7) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Presentations, Sales Presentations, Sales Presentation, Data Visualization, Productivity Software, Design
★ 4.4 (17) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Game Design, Android Development, Unity Engine, Video Game Development, Mobile Development, Animation and Game Design, User Interface (UI), Debugging, C# (Programming Language), Development Testing, Scripting, User Interface (UI) Design, Development Environment, Animations, Event-Driven Programming, Software Installation
★ 4.4 (8) · Intermediate · Specialization · 3 - 6 Months

DeepLearning.AI
Skills you'll gain: LLM Application, Tool Calling, Large Language Modeling, Generative AI Agents, AI Workflows, Context Management, Memory Management, Prompt Engineering, Agentic systems, Data Persistence, System Design and Implementation
★ 4.6 (15) · Intermediate · Project · Less Than 2 Hours

Coursera
Skills you'll gain: Ajax, JSON, Javascript, Application Programming Interface (API), Web Applications, Secure Coding, Application Security
★ 4.8 (8) · Intermediate · Course · 1 - 4 Weeks