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.

Skills you'll gain: Code Reusability, Business Logic, User Interface (UI), Web Applications, Frontend Integration, Software Development, Programming Principles, Service Oriented Architecture
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Construction Inspection, Process Validation, Construction Engineering, Engineering Practices, Construction Estimating, Civil Engineering, Structural Analysis, Finite Element Methods, Engineering Analysis, Safety Standards, 3D Modeling
Advanced · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Nutritional Assessment, Health Assessment, Preventative Care, Diagnostic Tests, Physiology, Biochemistry, Laboratory Testing, Nutrition and Diet, Life Sciences, Cell Biology, Biology, Systems Analysis, Molecular Biology
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Extract, Transform, Load, Data Pipelines, Geospatial Information and Technology, Apache Airflow, Geospatial Mapping, Spatial Data Analysis, GIS Software, Cloud Computing, Geographic Information Systems, Leaflet (Software), Google Cloud Platform, Real Time Data, Global Positioning Systems, Data Transformation, Data Analysis, Anomaly Detection, Technical Communication, Machine Learning
Beginner · Course · 3 - 6 Months

Board Infinity
Skills you'll gain: React Native, User Interface (UI), User Interface and User Experience (UI/UX) Design, UI Components, Mobile Development, User Interface (UI) Design, UI/UX Strategy, Secure Coding, Development Testing, Unit Testing, Software Testing, Authentications, Data Security, Test Engineering, Debugging, iOS Development, Android (Operating System), Mobile Security, Interaction Design, Cross Platform Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Unreal Engine, Animations, Animation and Game Design, 3D Assets, Game Design, Video Game Development
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Data Science, Data Literacy, Project Design, Data Strategy, Data Management, Business Analytics, Performance Metric, Descriptive Statistics, Machine Learning, Statistical Inference
Mixed · Course · 1 - 4 Weeks

Peking University
Skills you'll gain: Program Development, Application Development, Systems Development, Software Design, Technical Design, Computer Programming, Software Engineering
Intermediate · Course · 1 - 3 Months

The Hong Kong University of Science and Technology
Skills you'll gain: OSI Models, Computer Networking, General Networking, Student-Centred Learning, Teaching, Student Engagement, Network Protocols, Education and Training, Video Editing, Pedagogy, Culture, Multimedia, Lecturing, Instructional Strategies, Creative Design, Cultural Diversity, Human Development, Biology
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: AI Product Strategy, Prompt Engineering Tools, Generative AI, Innovation, AI literacy, AI powered creativity, New Product Development, Product Development, Responsible AI, Process Development, AI Enablement, AI Integrations, Ethical Standards And Conduct, Project Management
Beginner · Course · 1 - 4 Weeks

EDUCBA
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Spring Framework, Web Applications, Java Platform Enterprise Edition (J2EE), Application Frameworks, Java Programming, Object Oriented Design, Back-End Web Development, Authentications, Application Development, Software Design, Database Design, Model View Controller, Databases, Extensible Markup Language (XML), Data Access
Mixed · Course · 1 - 4 Weeks