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: Social Media Analytics, Content Performance Analysis, Canva (Software), Brand Management, Instagram, Video Editing, Content Scheduling, Meta Ads Manager, Prompt Engineering, Facebook, Content Creation, Social Media, Social Media Marketing, Marketing Automation, Copywriting, Generative AI, Social Media Content, Video Production, Campaign Management, Digital Marketing
★ 4.5 (3.8K) · Beginner · Professional Certificate · 3 - 6 Months

Pearson
Skills you'll gain: Research Design, Writing, Research, Writing and Editing, Learning Strategies
Intermediate · Course · 1 - 4 Weeks
IE Business School
Skills you'll gain: Brand Strategy, Value Propositions, Customer experience strategy (CX), Storytelling, Branding, Customer experience improvement, Content Marketing, Brand Management, Content Creation, Brand Awareness, Driving engagement, Logo Design, Drive Engagement, Journey Mapping, Journalism, Campaign Management, Creativity, Target Audience, Marketing Operations, Communication
★ 4.6 (1.8K) · Beginner · Specialization · 3 - 6 Months

Meta
Skills you'll gain: Jest (JavaScript Testing Framework), React.js, Web Development Tools, JavaScript Frameworks, Code Reusability, Application Programming Interface (API), Unit Testing, UI Components, Front-End Web Development, Software Design Patterns, Javascript, Context Management
★ 4.6 (1.5K) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Database Design, Database Software, Database Management Systems, SQL, Database Theory, Relational Databases, Database Management, Databases, MySQL, Database Administration, Data Integrity, Query Languages, Data Manipulation
★ 4.7 (1.5K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Human Resources Information System (HRIS), HR Tech, Human Resources Software, Human Resources, Human Resources Management and Planning, Information Systems, System Implementation, Payroll Systems, Payroll, Database Design, Recruitment, Automation, Operations Management, Performance Management, Operations, Design Software, Digital Transformation, Analytics, Design, Decision Making
Mixed · Course · 1 - 3 Months

Duke University
Skills you'll gain: Debugging, File I/O, Memory Management, Programming Principles, Maintainability, Software Testing, Program Development, C (Programming Language), Algorithms, Test Planning, Simulations, Test Case, System Programming, Computer Programming, Data Structures, Software Development, C and C++, Software Engineering, Problem Solving, Software Design
★ 4.6 (7.5K) · Beginner · Specialization · 3 - 6 Months

Stanford Online
Skills you'll gain: Physics, European History, Verification And Validation, Scientific Methods, electromagnetics, Research, Experimentation, Mechanics, Global Positioning Systems
★ 4.9 (3.2K) · Beginner · Course · 1 - 3 Months
Skills you'll gain: Pandas (Python Package), NumPy, Data Manipulation, Code Reusability, Data Preprocessing, Data Wrangling, Package and Software Management, Data Analysis, Data Processing, Data Integration, JSON, Object Oriented Programming (OOP), Data Science, Data Structures, Python Programming, Exploratory Data Analysis, Programming Principles, Data Import/Export, Data Storage, Computational Logic
★ 4.8 (187) · Beginner · Specialization · 3 - 6 Months

University of Minnesota
Skills you'll gain: Open Web Application Security Project (OWASP), Cucumber (Software), Software Testing, Selenium (Software), Gherkin (Scripting Language), JUnit, Verification And Validation, Test Automation, Unit Testing, Security Testing, Regression Testing, Test Case, Software Development Tools, Testability, White-Box Testing, Behavior-Driven Development, Code Coverage, Performance Testing, Development Testing, Test Engineering
★ 4.2 (1K) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Flutter (Software), User Interface (UI) Design, UI Components, User Interface and User Experience (UI/UX) Design, JSON, Object Oriented Programming (OOP), Object Oriented Design, Mobile Development, Package and Software Management, Code Reusability, Data Modeling
★ 5 (8) · Intermediate · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: Writing and Editing, Editing, Surveys, Research, Research Methodologies, Writing, Research Design, Qualitative Research, Research and Design, Investigation, Technical Writing, Technical Communication, Critical Thinking, Data Collection, Research Reports, Liberal Arts, Grammar, Learning Strategies, Interviewing Skills, Intellectual Property
Intermediate · Specialization · 1 - 3 Months