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 Michigan
Skills you'll gain: Debugging, Data Analysis, Data Preprocessing, Numerical Analysis, Critical Thinking
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Surveys, Survey Creation, Sampling (Statistics), Program Evaluation, Data Management, Data Collection, Data Analysis, Data Cleansing, Quantitative Research, Data Quality, Research Design, Sample Size Determination, Data Ethics
Intermediate · Course · 1 - 3 Months

Edureka
Skills you'll gain: Restful API, Rust (Programming Language), API Design, Object-Relational Mapping, Back-End Web Development, System Programming, Web Frameworks, Web Services, Web Development, Web Servers, Software Documentation, Web Applications, Scalability, Database Management, Authentications, Authorization (Computing)
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Data Modeling, Oracle SQL Developer, Relational Databases, Database Design, Databases, SQL, Oracle Databases, Database Management, Software Installation
Intermediate · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Construction Engineering, Civil Engineering, Architecture and Construction, Construction, Public Works, Building Design, Land Development, Building Services Engineering, Facility Management, Architectural Design, Energy and Utilities, Stormwater Management, Traffic Flow Optimization, Engineering Calculations, Electrical Systems, Estimation
Intermediate · Course · 1 - 3 Months

University at Buffalo
Skills you'll gain: Governance, Meeting Facilitation, Leadership and Management, Organizational Effectiveness, Leadership, Case Studies, Organizational Structure, Culture Transformation, People Development, Discussion Facilitation, Performance Improvement, Succession Planning, Business Ethics, Culture, Diversity and Inclusion, Recruitment Strategies
Mixed · Course · 1 - 3 Months

Skills you'll gain: Full-Stack Web Development, IntelliJ IDEA, Spring Boot, React.js, Restful API, Integrated Development Environments, Object-Relational Mapping, Web Development Tools, Back-End Web Development, Web Applications, Application Frameworks, Command-Line Interface, Data Access
Intermediate · Course · 1 - 4 Weeks

28DIGITAL
Skills you'll gain: Applied Machine Learning, Artificial Intelligence and Machine Learning (AI/ML), Data Preprocessing, Feature Engineering, Dimensionality Reduction, Machine Learning, Model Evaluation, Predictive Modeling, Algorithms, Performance Tuning
Intermediate · Course · 1 - 3 Months

Simplilearn
Skills you'll gain: Search Engine Marketing, Google Ads, Search Engine Optimization, Marketing Strategies, Web Analytics and SEO, Marketing, Email Marketing, Marketing Analytics, Digital Marketing, Performance marketing, Marketing Psychology, Customer Relationship Management, Paid media, Campaign Management, Marketing Automation, Advertising Campaigns, Google Analytics, UI/UX Strategy, Social Media Marketing, Digital Advertising
Beginner · Specialization · 1 - 3 Months

University of Florida
Skills you'll gain: Exercise Science, Sports Medicine, Athletic Training, Kinesiology, Physiology, Coaching, Rehabilitation, Injury Prevention, Stress Management, Planning, Human Musculoskeletal System
Intermediate · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Color Theory, Typography, Cascading Style Sheets (CSS), Web Content Accessibility Guidelines, Web Design, HTML and CSS, Animations, User Interface (UI) Design, Web Design and Development, Usability, Visualization (Computer Graphics)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Graph Theory, C++ (Programming Language), Network Routing, Data Structures, Object Oriented Programming (OOP), File I/O, Computational Thinking, Algorithms
Intermediate · Guided Project · Less Than 2 Hours