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.

Logical Operations
Skills you'll gain: Microsoft Visio, Process Flow Diagrams, Diagram Design, Workflow Management, Schematic Diagrams, Infographics, Network Planning And Design, Graphic and Visual Design Software, User Flows, Visual Design, Graphic and Visual Design, Microsoft Office, Graphical Tools, Organizational Structure, Graphic Design
Mixed · Course · 1 - 3 Months

University of Washington
Skills you'll gain: Model Evaluation, Classification Algorithms, Regression Analysis, Applied Machine Learning, Feature Engineering, Machine Learning, Image Analysis, Unsupervised Learning, Predictive Modeling, Supervised Learning, Bayesian Statistics, Logistic Regression, Statistical Modeling, Artificial Intelligence, Data Preprocessing, Deep Learning, Data Mining, Decision Tree Learning, Computer Vision, Statistical Machine Learning
Intermediate · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Object Oriented Programming (OOP), R Programming, Debugging, Functional Design, Programming Principles, Data Manipulation, Data Structures, Software Design Patterns, Performance Tuning, Performance Testing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Feature Engineering, Agentic Workflows, Data Ethics, Responsible AI, Model Deployment, Agentic systems, Artificial Intelligence, Generative AI, MLOps (Machine Learning Operations), Data Transformation, Model Evaluation, Reinforcement Learning, Software Architecture, Business Ethics, API Design, Process Optimization, System Design and Implementation, Performance Tuning, Algorithms, Python Programming
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Java, Java Programming, Programming Principles, Data Structures, Computer Programming, Object Oriented Programming (OOP), Development Environment, Debugging
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Science, Statistical Inference, Data Visualization, Pandas (Python Package), Probability & Statistics, Statistics, Regression Analysis, Apache Hadoop, Big Data, Machine Learning, Data Manipulation, Data Preprocessing, Data Analysis, Analytics, Random Forest Algorithm, Python Programming, Data Mapping, Object Oriented Programming (OOP), JavaScript Frameworks, HTML and CSS
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Computer Graphics, Visualization (Computer Graphics), Application Design, C# (Programming Language), UI Components, Software Visualization, .NET Framework, Graphical Tools, Animations, Animation and Game Design, Image Analysis, User Interface (UI), User Interface (UI) Design, Application Development
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Django (Web Framework), Object-Relational Mapping, SQL, Cloud Deployment, Bootstrap (Front-End Framework), Relational Databases, Database Management, Database Design, Full-Stack Web Development, Databases, Web Applications, Authentications, Model View Controller, Application Development, Authorization (Computing), Responsive Web Design, Object Oriented Programming (OOP), Content Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Logo Design, Adobe Illustrator, Color Theory, Adobe Creative Cloud, Creativity, Personal Development, Creative Thinking, Graphic Design, System Configuration, Self-Awareness, Courage, Growth Mindedness, Goal Setting, Design Software, Optimism, Creative Design, Overcoming Obstacles, Curiosity, Adobe Photoshop, Lifelong Learning
Beginner · Specialization · 1 - 3 Months

JetBrains
Skills you'll gain: Video Game Development, Generative AI Agents, Prompt Engineering, Game Design, Code Review, 3D Assets, Animation and Game Design, 3D Modeling, Integrated Development Environments, Artificial Intelligence, Generative AI, Project Planning, Javascript, Software Development, Product Development, Web Development, Product Design, Animations, Visual Design, Interactive Data Visualization
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Financial Services, Banking, Retail Banking, Analytical Skills, Deductive Reasoning, Financial Analysis, Analysis, Finance, Investment Banking, Asset Management, Wealth Management, Decision Making, Detail Oriented
Intermediate · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Search Engine Optimization, Persona Development, Web Analytics and SEO, Keyword Research, Target Audience, Branding, Target Market, Digital Marketing, Social Media Strategy, Content Strategy, Brand Awareness, Consumer Behaviour, User Research, Algorithms, Data Analysis, Business Reporting
Beginner · Course · 1 - 4 Weeks