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.

Coursera
Skills you'll gain: Video Editing, Canva (Software), Video Production, Photo/Video Production and Technology, Marketing Materials, Post-Production, Visual Storytelling, Content Creation, Digital Content, Animations, Multimedia, Content Optimization, Storytelling, Typography, Branding, Driving engagement
★ 4.5 (8) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Logo Design, Photo Editing, Content Creation, Graphic Design, Color Matching, Creative Design
★ 4.6 (31) · Beginner · Guided Project · Less Than 2 Hours

SkillsBooster Academy
Skills you'll gain: Prompt Engineering, Large Language Modeling, Data Ethics, Prompt Patterns, Responsible AI, LLM Application, Context Engineering, AI literacy, AI Workflows, Agentic Workflows, AI Personalization, Generative AI, Artificial Intelligence and Machine Learning (AI/ML), Automation, Collaboration, Information Privacy, Productivity, Innovation, Organizational Skills, Business Technologies
★ 4.8 (17) · Beginner · Course · 1 - 3 Months

SkillUp
Skills you'll gain: GitHub Copilot, Prompt Engineering, AI Workflows, AI Integrations, Generative AI, ChatGPT, Software Architecture, Code Review, AI literacy, Software Design, API Design, Debugging, Software Development, Application Development, AI Security, Python Programming, Automation, Version Control, Java Programming
★ 2.6 (7) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Convolutional Neural Networks, Deep Learning, Generative AI, Transfer Learning, Image Analysis, Computer Vision, PyTorch (Machine Learning Library), Artificial Intelligence and Machine Learning (AI/ML), Artificial Neural Networks, Tensorflow, Applied Machine Learning, Machine Learning Methods, Classification Algorithms, Model Training, Model Optimization, Machine Learning, Data Processing, Linear Algebra
★ 4.4 (14) · Intermediate · Course · 1 - 4 Weeks

National Taiwan University
Skills you'll gain: Structural Engineering, Structural Analysis, Architectural Engineering, Mechanics, Materials science, Torque (Physics), Civil Engineering, Engineering Design Process, Civil and Architectural Engineering, Building Design, Engineering Calculations, Engineering Analysis
★ 4.9 (32) · Beginner · Course · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: Presentations, Case Studies, Culture, Team Management, Executive Recruitment, Organizational Effectiveness, Team Performance Management, Team Building, Analysis, Strategic Decision-Making, Business Consulting, Strategic Thinking, Management Consulting, Consulting, Organizational Strategy, Culture Transformation, Microsoft PowerPoint, Data-Driven Decision-Making, Organizational Structure, Root Cause Analysis
★ 4.6 (45) · Beginner · Course · 1 - 4 Weeks

Universidad de los Andes
Skills you'll gain: Systems Thinking, Systems Analysis, Critical Thinking and Problem Solving, Critical Thinking, Problem Solving, Complex Problem Solving
★ 4.9 (44) · Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Responsive Web Design, User Interface (UI) Design, User Interface (UI), HTML and CSS, Front-End Web Development, Web Development Tools, Web Design and Development, User Interface and User Experience (UI/UX) Design, Bootstrap (Front-End Framework), React.js, Web Development, Web Design, Javascript, Cascading Style Sheets (CSS), UI Components, JavaScript Frameworks, Hypertext Markup Language (HTML), Semantic Web
★ 3.5 (16) · Beginner · Course · 1 - 4 Weeks
STARWEAVER
Skills you'll gain: Responsible AI, Sustainable Development, Social Impact, Data Ethics, Sustainable Business, Generative AI, Sustainable Systems, Corporate Sustainability, AI literacy, Diversity Equity and Inclusion Initiatives, Sustainability Reporting, Diversity and Inclusion, Artificial Intelligence, Environmental Social And Corporate Governance (ESG), Business Ethics, Climate Change Mitigation, Environmental Issue, Problem Solving, Content Strategy
★ 4.2 (13) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Authentications, OAuth, Back-End Web Development, Event-Driven Programming, Database Management, Object-Relational Mapping, Databases, Authorization (Computing), Redis, Secure Coding, Application Programming Interface (API), Restful API, Data Modeling, API Design, Email Automation
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Keras (Neural Network Library), Tensorflow, Model Training, Applied Machine Learning, Convolutional Neural Networks, Deep Learning, Model Optimization, Machine Learning, Computer Vision
★ 4.7 (78) · Intermediate · Guided Project · Less Than 2 Hours