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 Pennsylvania
Skills you'll gain: Analysis, Case Studies, Business Analysis, Business, Strategic Thinking, Business Research, Business Strategies, Business Planning, Business Solutions, Program Evaluation, Project Design
Mixed · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Javascript, Scripting, Scripting Languages, Programming Principles, Web Development, Data Structures, Web Development Tools, Hypertext Markup Language (HTML), Web Design and Development, Node.JS, Development Environment, Computer Programming, Front-End Web Development, Web Applications, Object Oriented Programming (OOP), Program Development, Functional Design, Event-Driven Programming, Frontend Performance, Frontend Integration
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Hypertext Markup Language (HTML), HTML and CSS, Responsive Web Design, Web Design, Cascading Style Sheets (CSS), Web Development, Web Content Accessibility Guidelines
Beginner · Course · 1 - 3 Months

Skills you'll gain: Web Scraping, Data Import/Export, Extensible Markup Language (XML), Data Processing, Cascading Style Sheets (CSS), JSON, Data Pipelines, Software Installation, Application Programming Interface (API), MongoDB, Hypertext Markup Language (HTML), Data Collection
Beginner · Course · 3 - 6 Months

Coursera
Skills you'll gain: Clinical Documentation, Generative AI Agents, Healthcare Ethics, Responsible AI, Data Ethics, AI Integrations, Medical Records, Medical History Documentation, Health Information Management and Medical Records, Health Informatics, Health Technology, System Implementation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cloud-Native Computing, Cloud Applications, Cloud Development, Google App Engine, Google Cloud Platform, Serverless Computing, Application Deployment, Cloud Deployment, Application Performance Management, Application Design, Infrastructure as Code (IaC), Cloud API, Data Store, Application Development, API Gateway, Microservices, Authentications, Cloud Storage, Cloud Computing, Debugging
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Fine-tuning, Model Evaluation, Context Engineering, LLM Application, Token Optimization, Large Language Modeling, Hugging Face, Transfer Learning, Model Optimization, Model Training, Context Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Risk Management Framework, Cyber Governance, Financial Analysis, Performance Stress Testing, Governance Risk Management and Compliance, Financial Regulation, Business Continuity, Financial Systems, Data Management, Financial Market, Banking, Capital Markets
Mixed · Course · 1 - 3 Months
Skills you'll gain: Blockchain, Business Analysis, Emerging Technologies, Plan Execution, Solution Design, Entrepreneurship, FinTech, Market Opportunities, Business Planning, Case Studies, Market Analysis, Solution Delivery, Business Modeling, Project Closure, Proposal Development, Innovation, Ideation, Value Propositions, Needs Assessment, Market Research
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Model Deployment, Machine Learning Algorithms, Machine Learning Methods, Data Management, Model Training, Data Import/Export, Data Pipelines, Development Environment, Statistical Modeling
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Developing Training Materials, Design Elements And Principles, Product Promotion, Creative Design, Design, Design Software, Graphic and Visual Design Software, Graphic and Visual Design, Content Creation, Graphic Design, Selling Techniques, Layout Design, Commercialization, Sales
Beginner · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Sales Strategy, Sales Process, Sales Enablement, Anthropic Claude, Sales, Sales Development, Sales Management, Data-Driven Decision-Making, Inside Sales, AI Personalization, Customer Analysis, Customer Insights, Personalized Campaigns, Customer experience improvement, Customer experience strategy (CX), Market Analysis, Trend Analysis, Forecasting, Analysis, Market Trend
Intermediate · Course · 1 - 4 Weeks