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: Constructive Feedback, Marketing Materials, Advertising, Brand Strategy, Project Management, Marketing Effectiveness, Strategic Communication, Brand Management, Creative Design, Creative Thinking, Strategic Partnership, Agentic systems
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Prompt Patterns, Prompt Engineering Tools, ChatGPT, Generative AI, Multimodal Prompts, Responsible AI, OpenAI, LLM Application, AI Enablement, AI Product Strategy, AI Workflows, Persona (User Experience), Large Language Modeling, Artificial Intelligence, Technical Writing, Content Creation, Natural Language Processing, Problem Solving, Productivity
Beginner · Course · 1 - 3 Months

Skills you'll gain: Core Data (Software), iOS Development, Data Store, Maintainability, User Interface and User Experience (UI/UX) Design, Software Design, Cloud Storage, Data Validation
Intermediate · Course · 1 - 4 Weeks

University of Pittsburgh
Skills you'll gain: Web Services, Cloud Computing, Cloud Computing Architecture, Cloud Storage, Cloud Infrastructure, Cloud Applications, Google Cloud Platform, Flask (Web Framework), Distributed Computing, Containerization, Software Architecture, Docker (Software), Virtualization, Restful API, JSON, Microservices, Scalability, Extensible Markup Language (XML), API Design, Computer Architecture
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Electronic Components, Basic Electrical Systems, Electronics, Swift Programming, Test Equipment, Hardware Troubleshooting, Electrical Engineering, Hardware Design, Embedded Systems, Prototyping
Beginner · Course · 1 - 3 Months

Skills you'll gain: Model Evaluation, Performance Tuning, MLOps (Machine Learning Operations), Applied Machine Learning, Machine Learning Algorithms
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft 365, Microsoft Teams, Microsoft Outlook, Pivot Tables And Charts, Calendar Management, Excel Macros, Microsoft Copilot, Microsoft Excel, Collaborative Software, Excel Formulas, Data Validation, Productivity Software, Spreadsheet Software, Project Management Software, Organizational Skills, Collaboration, Data Manipulation, Data Visualization, Data Analysis, Visual Basic (Programming Language)
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Endpoint Security, Zero Trust Network Access, IT Security Architecture, Data Security, Cloud Security, Cyber Security Strategy, Microsoft Azure, Security Information and Event Management (SIEM), Security Controls, Cybersecurity, Threat Modeling, Cyber Threat Intelligence, Application Security, Cyber Security Policies, API Design, Infrastructure Security, Regulatory Compliance, Security Requirements Analysis, Identity and Access Management, Compliance Management
Advanced · Course · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: People Analytics, Human Capital, Human Resource Strategy, Human Resources, Talent Management, Organizational Effectiveness, Workforce Management, Analytics, Performance Measurement, Employee Performance Management, Data-Driven Decision-Making, Performance Analysis, Network Analysis, Employee Retention, Performance Management, Collaboration, Data Analysis, Predictive Analytics
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: CI/CD, Jenkins, Kubernetes, Docker (Software), Devops Tools, DevOps, Continuous Integration, Containerization, Application Deployment, Cloud Deployment, GitHub, Version Control, System Configuration
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

Universitat Politècnica de València
Skills you'll gain: Software Development Life Cycle, Software Development Methodologies, Systems Development, User Interface (UI) Design, Software Development, Agile Software Development, Usability, Data Quality, Application Development, Project Management, Information Systems, Cross-Functional Collaboration, Business Systems, Risk Management
Beginner · Course · 1 - 3 Months