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 Washington
Skills you'll gain: Software Installation, Programming Principles, Other Programming Languages, Functional Design, Computer Programming, Ruby (Programming Language), Theoretical Computer Science, Software Design, Computational Thinking
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cloud Management, Patch Management, MLOps (Machine Learning Operations), Data Governance, Financial Forecasting, AI Security, Incident Management, Ansible, Operations, Budgeting, Cost Reduction, IT Automation, Data Management, Metadata Management, Site Reliability Engineering, Compliance Management, Cost Management, System Monitoring, Predictive Modeling, Financial Management
Intermediate · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Responsive Web Design, JSON, User Interface (UI) Design, Color Theory, Cascading Style Sheets (CSS), HTML and CSS, Hypertext Markup Language (HTML), Restful API, Web Content Accessibility Guidelines, Event-Driven Programming, User Interface (UI), Web Design, Typography, Web Applications, Application Programming Interface (API), React.js, Web Design and Development, Web Development Tools, Javascript, Web Development
Beginner · Specialization · 3 - 6 Months
University of London
Skills you'll gain: Data Preprocessing, Machine Learning, Artificial Intelligence, Model Evaluation, Data Analysis, Image Analysis, Data Collection, Classification Algorithms
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Innovation, Entrepreneurship, Team Building, Business Modeling, Environmental Issue, Business Planning, New Business Development, Sustainable Business, Environmental Social And Corporate Governance (ESG), Sustainable Development, Business Development, Action Oriented, Stakeholder Engagement, Case Studies, Market Opportunities
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Storytelling, Content Performance Analysis, Storyboarding, Video Production, Photo/Video Production and Technology, Benchmarking, Search Engine Optimization, Video Editing, Drive Engagement, Content Strategy, Live Streaming, Keyword Research, Driving engagement, Performance Analysis, Marketing Analytics, Logo Design, Social Media Management, Web Analytics and SEO, Content Development and Management, Marketing
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Microsoft SQL Servers, Relational Databases, Database Design, SQL, Database Systems, Database Management, Query Languages, Databases, Database Architecture and Administration, Data Integrity, Servers, System Configuration, Software Installation, Data Manipulation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Performance Analysis, Brand Awareness, AI Enablement, Storytelling, Content Development and Management, Multimedia, Prompt Engineering, Data Storytelling, Creativity, Search Engine Optimization, Emerging Technologies, Visionary, Professional Networking
Beginner · Course · 1 - 3 Months

Skills you'll gain: iOS Development, Apple iOS, Swift Programming, Apple Xcode, Unit Testing, Mobile Development, User Interface (UI), User Interface and User Experience (UI/UX) Design, Game Design, Application Deployment, Real Time Data, Debugging, Artificial Intelligence
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Email Marketing, Paid media, Target Audience, Data Storytelling, Social Media Marketing, Social Media Strategy, Content Creation, Search Engine Optimization, Marketing Budgets, Order Fulfillment, Media Planning, Search Engine Marketing, Google Ads, Social Media Management, Customer Retention, Customer Relationship Management, E-Commerce, Performance marketing, Email Automation, Marketing
Beginner · Professional Certificate · 3 - 6 Months
University of California, Davis
Skills you'll gain: Materials science, Semiconductors, Engineering, Mechanical Engineering, Failure Analysis, Structural Analysis, Electrical Engineering, Chemical Engineering, Thermal Management, Electronic Components, Electronics Engineering
Mixed · Course · 1 - 3 Months

The Hong Kong University of Science and Technology
Skills you'll gain: Cryptography, Algorithms, Theoretical Computer Science, Mathematical Theory & Analysis, Arithmetic, Computational Thinking, Public Key Cryptography Standards (PKCS), Data Structures, Applied Mathematics, Logical Reasoning, Deductive Reasoning
Beginner · Course · 1 - 3 Months