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: Blockchain, Secure Coding, Penetration Testing, Front-End Web Development, Application Development, Application Design, Security Testing, Application Security, Development Environment, Web Development, Software Development Tools, Cyber Security Assessment, Payment Systems, Continuous Monitoring, Authorization (Computing), User Interface (UI), Incident Response, Role-Based Access Control (RBAC), Application Deployment, Transaction Processing
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Data Structures, Plot (Graphics), Data-oriented programming, Programming Principles, Python Programming, Data Storage
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Apache Spark, Data Warehousing, Extract, Transform, Load, IBM DB2, IBM Cognos Analytics, Big Data, Databases, PostgreSQL, Operational Databases, Relational Databases, Data Architecture, NoSQL, Data Pipelines, Applied Machine Learning, MongoDB, SQL, MySQL, Dashboard, Predictive Modeling, Python Programming
Advanced · Course · 1 - 3 Months

Skills you'll gain: Game Design, Android Development, Unity Engine, Video Game Development, 3D Assets, Mobile Development, User Interface (UI), Debugging, C# (Programming Language), Scripting, Software Testing, User Interface (UI) Design, Development Environment, Animations, Object Oriented Programming (OOP)
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Statistical Process Controls, Lean Methodologies, Six Sigma Methodology, Risk Analysis, Quality Improvement, Process Improvement, Continuous Improvement Process, Process Capability, Business Process, Project Management, Product Design, Team Leadership
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Software Design, Computational Logic, Computer Programming
Beginner · Course · 1 - 4 Weeks

National Taiwan University
Skills you'll gain: Autodesk Revit, Building Information Modeling, Architectural Engineering, Engineering Practices, Structural Engineering, 3D Modeling, Computer-Aided Design, Construction Engineering, Civil Engineering, Engineering Drawings
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Java, Java Programming, Algorithms, Computational Thinking, Programming Principles, Object Oriented Programming (OOP), Computer Programming, Functional Design, Development Environment
Beginner · Guided Project · Less Than 2 Hours

National Taiwan University
Skills you'll gain: Game Theory, Experimentation, Negotiation, Behavioral Economics, Research Design, Economics, Decision Making, Socioeconomics, Strategic Decision-Making, Consumer Behaviour, Peer Review
Mixed · Course · 1 - 3 Months

L&T EduTech
Skills you'll gain: Construction, Construction Engineering, Building Codes, Construction Management, Building Information Modeling, Construction Estimating, Cost Estimation, Structural Engineering, Commercial Construction, Blueprint Reading, Engineering Drawings, Civil and Architectural Engineering, Construction Inspection, Safety Standards, Engineering Practices, Value Engineering, Visualization (Computer Graphics), Architectural Drawing, Failure Analysis, 3D Modeling
Advanced · Specialization · 1 - 3 Months

Duke University
Skills you'll gain: Java, Computer Programming, Debugging, Programming Principles, Object Oriented Programming (OOP), Program Development, Algorithms, Data Import/Export, Data Analysis Software, Integrated Development Environments, Software Design, File I/O
Beginner · Course · 1 - 3 Months

Scrimba
Skills you'll gain: React.js, UI Components, Front-End Web Development, Web Content Accessibility Guidelines, User Interface (UI), JavaScript Frameworks, Interaction Design, Web Development Tools, Event-Driven Programming, Web Frameworks, Cascading Style Sheets (CSS), Application Programming Interface (API)
Intermediate · Course · 3 - 6 Months