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.

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Skills you'll gain: React Native, Jest (JavaScript Testing Framework), Version Control, User Research, Usability Testing, Unix Commands, Restful API, Git (Version Control System), Persona (User Experience), GitHub, Interaction Design, User Experience Design, SQL, User Interface (UI), User Experience, Mobile Development, Design Research, React.js, Web Development Tools, Javascript
Beginner · Specialization · 3 - 6 Months

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Human Computer Interaction, Web Content Accessibility Guidelines, Human Factors, Usability, Interaction Design, Prototyping, User Interface and User Experience (UI/UX) Design, User Experience Design, User Centered Design, User Interface (UI) Design, Responsive Web Design, Design Thinking, Usability Testing, Augmented and Virtual Reality (AR/VR), User Research, Wireframing, Information Architecture
Intermediate · Course · 1 - 3 Months

Duke University
Skills you'll gain: User Interface (UI), Computational Thinking, HTML and CSS, Interactive Design, Web Development, Programming Principles, Web Design, Javascript, Event-Driven Programming, Computer Programming, Algorithms, Image Analysis, Cascading Style Sheets (CSS), Debugging
Beginner · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Convolutional Neural Networks, Computer Vision, Image Analysis, Transfer Learning, Deep Learning, Artificial Neural Networks, Keras (Neural Network Library), Tensorflow, PyTorch (Machine Learning Library), Data Preprocessing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Web Content Accessibility Guidelines, User Experience Design, Design and Product, Digital Design, User Interface (UI), Technical Writing, Usability Testing, Design Research, User Centered Design, Content Creation, Style Guides, Content Strategy, Writing, Information Architecture, Product Design
Beginner · Course · 1 - 3 Months

University of California, Santa Cruz
Skills you'll gain: C++ (Programming Language), C (Programming Language), Object Oriented Programming (OOP), C and C++, Programming Principles, Software Design Patterns, Debugging, Computer Programming, Algorithms, File I/O, Data Structures, Computational Thinking, Pseudocode, Command-Line Interface, Graph Theory, Artificial Intelligence, Game Design
Beginner · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Restful API, ASP.NET, Microsoft SQL Servers, C# (Programming Language), Web Services, Database Management, JSON, SQL, Database Design, Server Side, Object Oriented Programming (OOP), API Design, Programming Principles
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: SAP S/4HANA, Business Logic, SAP Applications, Business Reporting, Debugging, Object Oriented Design, Report Writing, Programming Principles, Object Oriented Programming (OOP), User Interface (UI), Program Development, UI Components, Test Tools, Data Entry, Eclipse (Software), Software Engineering, Maintainability, Development Environment, Data Structures
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cascading Style Sheets (CSS), Web Design and Development, Scripting, Full-Stack Web Development, Object Oriented Programming (OOP), Event-Driven Programming
Beginner · Course · 1 - 4 Weeks

Northwestern University
Skills you'll gain: Influencing, Persuasive Communication, Design Thinking, Data-Driven Decision-Making, Leadership, Strategic Communication, Innovation, Collaboration, Crisis Management, Negotiation, Organizational Leadership, Ideation, Team Leadership, Resource Allocation, Human Centered Design, Teamwork, Motivational Skills, Corporate Communications, Marketing Strategies, Marketing
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Data Storytelling, Data Presentation, Data Visualization, Interactive Data Visualization, Data Visualization Software, Database Design, Shiny (R Package), Dashboard, Data Wrangling, Exploratory Data Analysis, Relational Databases, Data Analysis, Statistical Visualization, Big Data, Microsoft Excel, IBM Cognos Analytics, Analytical Skills, Excel Formulas, Data Manipulation, Web Scraping
Build toward a degree
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: User Experience Design, Usability, User Experience, User Interface and User Experience (UI/UX) Design, Threat Modeling, UI/UX Strategy, Interaction Design, Application Security, Authentications, Human Centered Design, Security Strategy, Usability Testing, Authorization (Computing), Security Controls, Multi-Factor Authentication, Security Awareness, Computer Security Awareness Training, Cybersecurity, Safety Standards, Information Privacy
Intermediate · Course · 1 - 3 Months