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.

New York University
Skills you'll gain: Supervised Learning, Dimensionality Reduction, Unsupervised Learning, Applied Machine Learning, Decision Tree Learning, Machine Learning, Financial Trading, Reinforcement Learning, Scikit Learn (Machine Learning Library), Financial Services, Regression Analysis, Correlation Analysis, Exploratory Data Analysis, Portfolio Management, Python Programming, Artificial Neural Networks
Intermediate · Course · 1 - 4 Weeks

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: AI Enablement, Artificial Intelligence, Materials science, Artificial Neural Networks, Image Analysis, Computer Vision, Manufacturing Processes, Machine Learning, Process Control
Beginner · Course · 1 - 3 Months

Skills you'll gain: Virtual Networking, Open Shortest Path First (OSPF), Network Planning And Design, TCP/IP, Computer Networking, System Monitoring, Wireless Networks, Network Routing, Security Controls, Network Switches, Cloud Infrastructure, Local Area Networks, Puppet (Configuration Management Tool), Wide Area Networks, Virtual Machines, Chef (Configuration Management Tool), Real Time Data, Authentications, Scripting, JSON
Intermediate · Specialization · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Program Evaluation, Health Equity, Data Collection, Institutional Review Board (IRB), Public Health, Research Design, Health Assessment, Policy Analysis, Healthcare Ethics, Surveys, Maternal Health, Statistical Analysis
Beginner · Course · 1 - 3 Months

Edureka
Skills you'll gain: Angular, TypeScript, Web Components, JavaScript Frameworks, UI Components, Web Development Tools, Web Applications, Front-End Web Development, Software Architecture, Command-Line Interface, Routing Protocols, Cascading Style Sheets (CSS), Service Oriented Architecture
Beginner · Course · 1 - 4 Weeks

The University of Melbourne
Skills you'll gain: Cloud Computing, Cloud Services, Cloud Computing Architecture, Change Management, Organizational Change, Service Level Agreement, Stakeholder Engagement, Business Transformation, Workforce Planning, Contract Management, Governance, Key Performance Indicators (KPIs)
Beginner · Course · 1 - 3 Months

L&T EduTech
Skills you'll gain: Electrical Systems, Electric Power Systems, Electrical Power, Control Systems, Electrical Equipment, Three-Phase, High Voltage, Wiring Diagram, Systems Analysis, Simulation and Simulation Software, Electrical Engineering, Network Analysis, Engineering Analysis, Numerical Analysis, Low Voltage, Mathematical Modeling, Simulations, Power Electronics, Graph Theory, Differential Equations
Intermediate · Specialization · 1 - 3 Months

University of California San Diego
Skills you'll gain: Model Evaluation, Model Deployment, Supervised Learning, Feature Engineering, Predictive Modeling, Data Processing, Data Manipulation, Predictive Analytics, MLOps (Machine Learning Operations), Classification Algorithms, Applied Machine Learning, Data Visualization, Design Thinking, Web Scraping, Machine Learning Algorithms, Flask (Web Framework), Data Visualization Software, Data Validation, Machine Learning, Python Programming
Intermediate · Specialization · 3 - 6 Months

Scrimba
Skills you'll gain: Typography, Responsive Web Design, Cascading Style Sheets (CSS), HTML and CSS, Web Design, Web Development
Intermediate · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Javascript and jQuery, Responsive Web Design, Cascading Style Sheets (CSS), Web Design and Development, HTML and CSS, GitHub, Web Applications, JavaScript Frameworks, Web Development Tools, Git (Version Control System), Infrastructure Architecture, Browser Compatibility, Animations
Build toward a degree
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Marketing Psychology, Influencing, Case Studies, Persuasive Communication, Advertising, Marketing Communications, Consumer Behaviour, Decision Making, Marketing Effectiveness, Neurology, Behavioral Economics, Marketing, Psychology, Anatomy
Intermediate · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: JUnit, Unit Testing, Maintainability, Software Design Patterns, Software Testing, Test Automation, Integration Testing, Test Driven Development (TDD), Testability, Software Engineering, Android Development, Application Security, Test Case, Software Design, Software Architecture, Mobile Security, Application Design
Mixed · Course · 1 - 3 Months