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: Secure Coding, .NET Framework, Data Validation, Business Logic, Database Design, C# (Programming Language), Relational Databases, Databases, Billing Systems, Microsoft SQL Servers, Database Application, Application Development, Registration, Usability, Software Development Methodologies, Software Design, Application Design, Invoicing, SQL, Web Design and Development
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Android Studio, Android Jetpack, Kotlin, Android Development, Android (Operating System), Responsive Web Design, Mobile Development, UI Components, Unit Testing, Gradle, User Interface (UI) Design, Application Development, User Interface (UI), Integrated Development Environments, Object Oriented Programming (OOP), Development Environment, Programming Principles, Test Driven Development (TDD), Wireframing, Prototyping
Beginner · Specialization · 3 - 6 Months

University of California San Diego
Skills you'll gain: Apache Spark, Model Evaluation, Apache Hadoop, Data Integration, Exploratory Data Analysis, Big Data, Classification Algorithms, Graph Theory, Data Pipelines, Database Design, Data Modeling, Regression Analysis, Data Mining, Data Management, Applied Machine Learning, Data Preprocessing, Data Presentation, Scalability, Data Processing, MongoDB
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Debugging, Java, Computer Programming, Algorithms, Program Development, Data Structures, Pseudocode, Integrated Development Environments, Object Oriented Programming (OOP), Computational Thinking
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Generative AI, Model Evaluation, Dashboard, Image Quality, Test Script Development, Image Analysis, Test Case, Verification And Validation, Large Language Modeling, Data Visualization, Continuous Monitoring, Plotly, Text Mining, Natural Language Processing, Matplotlib, Statistical Hypothesis Testing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Application Design, Scalability, Software Architecture, Data Validation
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Javascript, Debugging, Web Content Accessibility Guidelines, Interactive Design, Event-Driven Programming, Web Design and Development, HTML and CSS, Web Development, User Interface (UI)
Beginner · Course · 1 - 4 Weeks

SkillsBooster Academy
Skills you'll gain: Prompt Engineering, Vibe coding, Application Development, Application Design, No-Code Development, Data Ethics, Artificial Intelligence, Product Development, Design and Product, AI Personalization, Artificial Intelligence and Machine Learning (AI/ML), Business Ethics, Ethical Standards And Conduct, Personal Development, Marketing Design, Product Marketing, Marketing Automation, Marketing, Business Marketing, Digital Marketing
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cloud-Native Computing, Infrastructure as Code (IaC), Cloud Storage, Hybrid Cloud Computing, Systems Analysis, Process Improvement, Cloud Security, Cloud Computing, Cloud Solutions, Cloud Development, Cloud Engineering, Requirements Analysis, Data Modeling, Multi-Cloud, DevOps, Docker (Software), Solution Design, Microservices, Infrastructure As A Service (IaaS), Information Technology
Intermediate · Professional Certificate · 3 - 6 Months

Peking University
Skills you'll gain: Data Structures, C++ (Programming Language), Object Oriented Programming (OOP), Algorithms, File I/O, Object Oriented Design, C (Programming Language), Computational Thinking, Graph Theory, Programming Principles, Theoretical Computer Science, Computer Programming, Pseudocode, Computer Science, Computer Architecture, Data Storage, Software Design, Program Development, Systems Design, Information Architecture
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Software Development Life Cycle, Object Oriented Programming (OOP), Java Programming, Java, Program Development, Software Development, Development Environment, Integrated Development Environments, Programming Principles
Beginner · Course · 1 - 4 Weeks
Rutgers the State University of New Jersey
Skills you'll gain: Strategic Sourcing, Lean Six Sigma, Lean Manufacturing, Demand Planning, Procurement, Supplier Relationship Management, Forecasting, Lean Methodologies, Process Improvement, Supplier Management, Operations Management, Purchasing, Production Process, Supply Management, Supply Chain, Warehouse Management, Supply Chain Planning, Inventory and Warehousing, Inventory Management System, Logistics
Beginner · Specialization · 3 - 6 Months