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.

Board Infinity
Skills you'll gain: Restful API, ASP.NET, Model View Controller, .NET Framework, JSON, Application Programming Interface (API), Web Services, Middleware, Back-End Web Development, Server Side, Extensible Markup Language (XML)
Intermediate · Course · 1 - 4 Weeks

28DIGITAL
Skills you'll gain: Real-Time Operating Systems, Embedded Systems, C (Programming Language), System Design and Implementation, System Requirements, Computer Architecture, Simulations, Verification And Validation, Debugging, Algorithms
Intermediate · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Object Oriented Programming (OOP), File I/O, Data Structures, Python Programming, Programming Principles, User Interface (UI), Computer Programming, Scripting, Software Engineering, Performance Tuning, Scripting Languages, Web Development, Computational Thinking, Debugging, Random Forest Algorithm, Software Development, Web Development Tools
Beginner · Specialization · 1 - 4 Weeks

Skills you'll gain: Data Structures, Algorithms, Graph Theory, Programming Principles, Theoretical Computer Science, Computer Science, Computer Programming, Python Programming, Pandas (Python Package), Machine Learning Algorithms, Computational Thinking, C++ (Programming Language), Data Architecture, Random Forest Algorithm, Performance Tuning, Object Oriented Programming (OOP), Network Analysis, Program Development, Problem Solving, Debugging
Intermediate · Specialization · 3 - 6 Months

New York University
Skills you'll gain: Supervised Learning, Dimensionality Reduction, Unsupervised Learning, Applied Machine Learning, Decision Tree Learning, Machine Learning, Financial Trading, Reinforcement Learning, Scikit Learn (Machine Learning Library), Financial Services, Regression Analysis, Correlation Analysis, Exploratory Data Analysis, Portfolio Management, Python Programming, Artificial Neural Networks
Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Salesforce Development, Application Deployment, Security Management, Customer Relationship Management (CRM) Software, Data Management, Workflow Management, Account Management, Training and Development, Business Process Automation, Customer Service, Security Controls
Beginner · Specialization · 1 - 3 Months

Duke University
Skills you'll gain: Cloud Deployment, Cloud-Native Computing, Cloud Applications, Cloud Platforms, Microservices, Cloud Computing, DevOps, Kubernetes, Continuous Delivery, Containerization, Amazon Web Services, Serverless Computing, Virtual Machines, Performance Testing, System Monitoring, Flask (Web Framework)
Beginner · Course · 1 - 4 Weeks

Tecnológico de Monterrey
Skills you'll gain: Design Thinking, Innovation, Business Modeling, Creative Problem-Solving, Entrepreneurship, Lean Methodologies, Process Development, Creative Thinking, New Product Development, Open Mindset, Cognitive flexibility, Business Architecture, Creativity, Storytelling, Corporate Strategy, Team Management, Business Strategies, Business Strategy, Organizational Strategy, Customer Engagement
Advanced · Specialization · 3 - 6 Months

Skills you'll gain: Exploratory Data Analysis, Statistical Process Controls, Six Sigma Methodology, Lean Methodologies, Statistical Hypothesis Testing, Process Capability, Statistical Analysis, Data Analysis, Continuous Improvement Process, Project Management, Project Planning, Statistics, Work Breakdown Structure, Lean Six Sigma, Operational Excellence, Data Collection, Process Improvement, Stakeholder Management, Quality Improvement, Quality Management
Intermediate · Specialization · 3 - 6 Months

Starweaver
Skills you'll gain: Business Process Modeling, Responsible AI, AI Product Strategy, Business Process, Digital Transformation, Business Process Management, Business Process Improvement, Process Design, Business Process Automation, Google Gemini, ChatGPT, Product Management, Generative AI, Sustainable Development, Generative AI Agents, Social Impact, Sustainability Reporting, Prompt Engineering, Data Strategy, Business Strategy
Intermediate · Specialization · 1 - 4 Weeks

Instituto Tecnológico de Aeronáutica
Skills you'll gain: Control Systems, Matlab, System Design and Implementation, Engineering Calculations, Engineering Analysis, Mathematical Modeling, Systems Analysis, Simulations, Engineering Design Process
Intermediate · Course · 1 - 3 Months

Universidade Estadual de Campinas
Skills you'll gain: Android Studio, Android Development, Mobile Development, Event-Driven Programming, User Interface (UI), Application Development, Java, Development Environment, User Interface and User Experience (UI/UX) Design, Extensible Markup Language (XML), Object Oriented Programming (OOP)
Intermediate · Course · 1 - 3 Months