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.

The State University of New York
Skills you'll gain: Collaboration, Teamwork, Adaptability, Verbal Communication Skills, Critical Thinking, Communication, Creative Thinking, Emotional Intelligence, Resilience, Problem Solving, Analytical Skills, Innovation, Accountability, Motivational Skills, Team Motivation, Logical Reasoning, Organizational Skills, Decision Making, Human Resources, Time Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Keyword Research, Registration, Professional Development, User Accounts, Detail Oriented, Organizational Skills, Computer Literacy
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Full-Stack Web Development, Responsive Web Design, Email Automation, Order Management, Data Validation, User Interface (UI) Design, Search Engine Optimization, Web Applications, JavaScript Frameworks, Authentications, User Interface (UI), React.js, Payment Processing, E-Commerce, PostgreSQL, Dashboard, Database Development, Object-Relational Mapping, Product Improvement, Real Time Data
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Salesforce, Business Process Automation, Agentic Workflows, Generative AI Agents, AI Enablement, Salesforce Development, Automation, AI Product Strategy, Business Workflow Analysis, Process Optimization, Responsible AI, Customer experience improvement, Case Studies, Scalability, Organizational Change, Performance Measurement
Intermediate · Course · 1 - 4 Weeks

MathWorks
Skills you'll gain: Electrical Systems, Model Based Systems Engineering, Electric Power Systems, Climate Change Mitigation, Energy and Utilities, Environmental Issue
Beginner · Course · 1 - 4 Weeks

Universidad de los Andes
Skills you'll gain: Computer Vision, Vision Transformer (ViT), Convolutional Neural Networks, Image Analysis, Generative AI, Deep Learning, Augmented and Virtual Reality (AR/VR), Artificial Intelligence and Machine Learning (AI/ML), Computer Graphics, Autoencoders, Unsupervised Learning, 3D Assets
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Autodesk Maya, Autodesk, 3D Modeling, Computer Graphics, Visualization (Computer Graphics), Image Quality
Intermediate · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Systems Development, Database Application, Web Applications, Scrum (Software Development)
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Stress Management, Mindfulness, Personal Development, Mental Concentration, Emotional Intelligence, Self-Awareness, Collaboration, Resilience, Communication, Productivity, Professional Development, Organizational Development, Leadership Studies
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Matplotlib, Data Storytelling, Data Presentation, Scientific Visualization, Visualization (Computer Graphics), Plot (Graphics), Data Visualization, Data Preprocessing, Statistical Visualization, Box Plots, E-Commerce, Business Analytics, Data Visualization Software, Scatter Plots, Histogram, Data Analysis, Exploratory Data Analysis, Pandas (Python Package), Image Quality, Python Programming
Beginner · Specialization · 1 - 3 Months

Packt
Skills you'll gain: Amazon DynamoDB, Amazon Web Services, NoSQL, Database Management, Database Design, Data Store, Development Environment, Command-Line Interface, JSON, Application Programming Interface (API), Software Development Tools, Performance Tuning, Scalability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Interactive Data Visualization, Data Mapping, Network Analysis, Diagram Design, Information Architecture
Beginner · Guided Project · Less Than 2 Hours