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.

Coursera
Skills you'll gain: Data Science, Web Applications, Python Programming, Programming Principles, Artificial Intelligence, Computer Programming, Scientific Visualization, Game Design
Beginner · Guided Project · Less Than 2 Hours

University of Washington
Skills you'll gain: Other Programming Languages, Software Design, Ruby (Programming Language), Programming Principles, Data Structures, Software Architecture, Computer Programming, Functional Design, Debugging
Intermediate · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: Agentic systems, Responsible AI, Data Pipelines, Law, Regulation, and Compliance, Data Ethics, Model Evaluation, Information Privacy, Data Processing, AI Workflows, Data Analysis, No-Code Development, Analytical Skills, Machine Learning, Artificial Intelligence, Real Time Data, Ethical Standards And Conduct, Machine Learning Algorithms, Data Collection
Intermediate · Course · 1 - 3 Months

Skills you'll gain: React Redux, React.js, JavaScript Frameworks, Front-End Web Development, Full-Stack Web Development, Web Design and Development, UI Components, Web Applications, Web Development, Javascript, JSON, Event-Driven Programming, Data Access, Application Programming Interface (API), Dataflow
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Javascript, JSON, Web Applications, Computer Programming, Application Design, Scripting Languages, Hypertext Markup Language (HTML), Cascading Style Sheets (CSS), Prototyping, Context Management
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: User Feedback, Stakeholder Communications, Survey Creation, Stakeholder Management, Data Presentation, Presentations, Change Management, Communication, Performance Measurement, Organizational Change, Business Metrics, Data-Driven Decision-Making, Agile Project Management, Communication Strategies, Key Performance Indicators (KPIs), Data Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Ethics, Generative AI, ChatGPT, OpenAI API, Blogs, Artificial Intelligence, Social Media Management, Copywriting, Social Media Content, Content Creation, Marketing Automation, Social Media Campaigns, Social Media, Digital Content, Email Marketing, Web Development, Digital Publishing, Web Design and Development, Content Marketing, Productivity
Beginner · Course · 1 - 3 Months

Skills you'll gain: Apache Hadoop, Extract, Transform, Load, Data Pipelines, Data Processing, Data Transformation, Data Manipulation, Apache, Scripting, Debugging, Query Languages, Scripting Languages, Open Source Technology
Mixed · Course · 1 - 4 Weeks

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

Skills you'll gain: Computer Vision, Jupyter, Convolutional Neural Networks, Transfer Learning, Classification Algorithms, Machine Learning Algorithms, IBM Cloud, Deep Learning, Visualization (Computer Graphics), Logistic Regression
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Healthcare Ethics, Health Informatics, Machine Learning, Deep Learning, Machine Learning Software, Clinical Informatics, Statistical Machine Learning, Convolutional Neural Networks, Data Preprocessing, Predictive Modeling, Electronic Medical Record System, Machine Learning Algorithms, Recurrent Neural Networks (RNNs), Model Evaluation, Data Analysis
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Responsible AI, Prompt Engineering, Google Gemini, Generative AI Agents, AI Enablement, Generative AI, Google Cloud Platform, Google Workspace, AI Workflows, Productivity Software, LLM Application, Retrieval-Augmented Generation, Artificial Intelligence, Tool Calling, Strategic Leadership, Organizational Strategy, Innovation, Cloud Computing, Business Solutions, Collaboration
Beginner · Specialization · 3 - 6 Months