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.

Johns Hopkins University
Skills you'll gain: Health Equity, Health Disparities, Social Determinants Of Health, Health Policy, Public Health, Community Health, Epidemiology, Patient Education And Counseling, Health Care, Research Design, Program Evaluation, Cultural Diversity
Mixed · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: File I/O, Debugging, File Management, File Systems, Python Programming, Operating Systems, Programming Principles, Computer Programming, Object Oriented Programming (OOP), Software Development, Cross Platform Development
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Google Analytics, Data Storytelling, Content Performance Analysis, Web Analytics and SEO, Data Validation, Stakeholder Engagement, Statistical Modeling, Search Engine Optimization, Marketing Analytics, Web Analytics, Marketing Automation, Data Visualization, Customer Insights, Data-Driven Decision-Making, Campaign Management, Key Performance Indicators (KPIs), Predictive Analytics, Performance Measurement, Return On Investment, Artificial Intelligence
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Generative AI, Cloud Deployment, AI Security, Scalability, Cloud-Native Computing, Application Design, Model Deployment, Systems Architecture, Load Balancing, Maintainability, Capacity Management, Artificial Intelligence and Machine Learning (AI/ML), Software Architecture, Containerization, Responsible AI, System Monitoring, Disaster Recovery
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Presentations, Sales Presentations, Sales Presentation, Data Visualization, Productivity Software, Design
Beginner · Guided Project · Less Than 2 Hours

DeepLearning.AI
Skills you'll gain: LLM Application, Tool Calling, Retrieval-Augmented Generation, Large Language Modeling, Generative AI Agents, AI Workflows, Context Management, Prompt Engineering, Agentic systems, Data Persistence, System Design and Implementation
Intermediate · Project · Less Than 2 Hours

The Open University
Skills you'll gain: Sustainable Business, Ideation, Systems Thinking, Sustainable Development, Creative Thinking, Corporate Sustainability, Stakeholder Engagement, Business Modeling, Stakeholder Analysis, Critical Thinking, Innovation, Environmental Social And Corporate Governance (ESG), Cognitive flexibility, Sustainability Standards, Business Systems Analysis, Business Continuity, Value Propositions, Process Mapping, Design Thinking, Problem Solving
Intermediate · Specialization · 3 - 6 Months

Illinois Tech
Skills you'll gain: Technical Communication, Data Visualization, Scientific Visualization, Technical Writing, Peer Review, Data Ethics, Persuasive Communication, Writing and Editing, Data Science, Media and Communications, Graphic and Visual Design
Build toward a degree
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Keyword Research, Generative AI, Search Engine Optimization, Web Analytics and SEO, Search Engine Marketing, Prompt Engineering, Competitive Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Storytelling, Adobe Firefly, Marketing Design, Color Theory, Image Quality, Creative Thinking, Creative Problem-Solving
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: AI Workflows, Agentic Workflows, Generative AI Agents, AI Orchestration, Model Deployment, Robotic Process Automation, Automation, AI Enablement, No-Code Development, Prompt Engineering, LLM Application, MLOps (Machine Learning Operations), Process Optimization, System Monitoring, Tool Calling, Performance Analysis, Performance Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Azure DevOps, Azure DevOps Pipelines, Continuous Delivery, CI/CD, DevOps, Test Planning, Continuous Integration, Git (Version Control System), YAML, GitHub, Agile Methodology, Version Control, Agile Project Management, Application Deployment, Sprint Planning, Scrum (Software Development)
Intermediate · Course · 1 - 3 Months