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.

University of California, Davis
Skills you'll gain: Chemical Engineering, Process Engineering, Occupational Hygiene, Hazard Communication (HazCom), Hazard Analysis, Chemical and Biomedical Engineering, Occupational Health, Health And Safety Standards, Environment Health And Safety, Safety Assurance, Chemistry, Safety Training, Safety Standards, Accident Prevention, Equipment Design, Risk Control
★ 4.8 (70) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Spring Boot, Application Development, API Testing, Java Programming, Web Development, Program Development, Application Frameworks, Software Testing, Test Case, Secure Coding, Development Environment, Model View Controller, Software Development Tools, UI Components, Data Access, Authentications, SQL, Object Oriented Programming (OOP), Data Persistence, User Interface (UI)
★ 4.7 (19) · Intermediate · Specialization · 1 - 3 Months

Universidad de los Andes
Skills you'll gain: Scrum (Software Development), Value Propositions, Proposal Development, Sprint Retrospectives, Business Modeling, Video Game Development, Customer Analysis, Agile Methodology, Software Development Methodologies, Agile Software Development, Presentations, Entrepreneurship, Game Design, Target Audience, Sprint Planning, Target Market, Backlogs, Agile Product Development, Agile Project Management, Market Opportunities
★ 4.5 (53) · Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Software Testing, Software Technical Review, Code Review, Software Quality Assurance, Verification And Validation, Quality Assurance, Human Factors
★ 4.2 (65) · Beginner · Course · 1 - 4 Weeks

Politecnico di Milano
Skills you'll gain: Sustainable Design, Sustainable Technologies, Sustainability Standards, Sustainable Business, Strategic Sourcing, Manufacturing and Production, Corporate Sustainability, Sustainable Development, Manufacturing Processes, Production Process, Digital Transformation, Environmental Issue, Supply Chain Management, Supply Chain, Prototyping, Case Studies
★ 4.2 (43) · Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Ggplot2, Scatter Plots, Plot (Graphics), Data Visualization Software, Statistical Visualization, Heat Maps, R Programming, Graphing, Data Wrangling, Graphics Software, Graphic and Visual Design
★ 4.9 (133) · Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Lesson Planning, Peer Review, Editing, Student-Centred Learning, Teaching, Writing, Writing and Editing, Instructional Strategies, Course Development, Literacy, Student Engagement, Storytelling, Empowerment, Growth Mindedness, Mentorship, Case Studies, Content Creation, Constructive Feedback, Creativity, Critical Thinking
★ 4.6 (61) · Beginner · Specialization · 3 - 6 Months

Politecnico di Milano
Skills you'll gain: Architectural Design, Building Design, Art History, Architecture and Construction, Aesthetics, European History, Design Elements And Principles, Design
★ 4.8 (186) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Feature Engineering, Dimensionality Reduction, Data Integration, Data Preprocessing, Exploratory Data Analysis, Data Visualization, Plot (Graphics), Matlab, Data Processing, Data Cleansing, Data Wrangling, Histogram, Data Analysis, Data Science, Text Mining, Predictive Modeling, Unstructured Data, Image Analysis
★ 4.7 (351) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Tensorflow, Convolutional Neural Networks, Applied Machine Learning, Image Analysis, Python Programming, Jupyter, Artificial Neural Networks, Deep Learning, Software Visualization, Machine Learning
★ 4.4 (84) · Intermediate · Guided Project · Less Than 2 Hours
Skills you'll gain: Data Visualization Software, Process Development, Tableau Software, Financial Modeling, Data Presentation, Dashboard Creation, Business Process, Peer Review, Presentations, Property Management, Data Analysis, MySQL, Revenue Management, Financial Data, Risk Analysis, Property and Real Estate, Real Estate, Financial Analysis, Microsoft Excel, SQL
★ 4.7 (246) · Mixed · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Web Scraping, Git (Version Control System), Test Script Development, Scripting, Version Control, Test Automation, IT Automation, Email Automation, Test Tools, Software Testing, Cloud API, Scripting Languages, Automation, Restful API, Application Programming Interface (API), Data Ethics, Scalability, Python Programming, File I/O, Productivity
★ 3.8 (49) · Beginner · Course · 1 - 3 Months