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: Data Warehousing, Apache Hadoop, Distributed Computing, Scalability, Transaction Processing, Database Design, Database Management Systems, Database Systems, Data Architecture, Relational Databases, Database Management, Database Architecture and Administration, Cloud Computing, Query Languages, Big Data, Databases, Data Processing, Machine Learning, SQL, Data Access
Intermediate · Specialization · 1 - 3 Months
Skills you'll gain: Patient Communication, Nursing Care, Patient Education And Counseling, Nursing Process, Clinical Assessment, Basic Nursing Skills, Health Assessment, Patient Safety, Care Management, Patient-centered Care, Communication, Infection Control, Prioritization, Collaboration, Project Documentation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Spring Framework, Spring Boot, Model View Controller, Hibernate (Java), Java, Web Applications, Object-Relational Mapping, Application Deployment, Application Security, Database Application, Software Development Tools, Authentications, Development Environment, Authorization (Computing)
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Technical Documentation, Personal Attributes, Document Management, Technical Writing, Graphic and Visual Design
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Application Design, User Interface (UI) Design, Graphical Tools, Python Programming, Computer Graphics
Mixed · Course · 1 - 4 Weeks

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

Skills you'll gain: Sales Presentation, Presentations, Sales Presentations, Product Demonstration, Microsoft PowerPoint, Customer Analysis, Competitive Analysis, Business Strategy, Business Communication, Team Oriented
Beginner · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Cloud Computing Architecture, Cloud Solutions, Google Cloud Platform, Cloud Computing, Cloud Infrastructure, Solution Architecture, Systems Analysis, Cloud Security, Identity and Access Management, Cloud Storage, User Acceptance Testing (UAT), Scalability
Advanced · Course · 1 - 3 Months

Skills you'll gain: Strategic Decision-Making, Corporate Strategy, Business Strategies, Business Strategy, Business Ethics, Organizational Strategy, Strategic Leadership, Business Planning, Growth Strategies, Environmental Social And Corporate Governance (ESG), Strategic Prioritization, Strategic Planning, Strategic Thinking, Management Information Systems, Stakeholder Management, Business Administration, Operational Efficiency, Business, Business Process Reengineering, Organizational Effectiveness
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: LangGraph, AI Orchestration, Model Deployment, Retrieval-Augmented Generation, AI Workflows, Generative AI Agents, CrewAI, Agentic Workflows, LangChain, Artificial Intelligence and Machine Learning (AI/ML), LLM Application, Agentic systems, OpenAI, Systems Integration, Tool Calling, Google Gemini, Workflow Management, Automation, Prompt Engineering, Responsible AI
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Web Content Accessibility Guidelines, Educational Materials, Instructional Design
Beginner · Guided Project · Less Than 2 Hours

Fred Hutchinson Cancer Center
Skills you'll gain: Molecular Biology, Laboratory Research, Bioinformatics, Data Literacy, Science and Research, Data Analysis, Spatial Data Analysis, Scientific Methods, Data Processing, Quantitative Research, Informatics, Biology, Data Collection
Intermediate · Course · 1 - 3 Months