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.

Skills you'll gain: Prototyping, Object Oriented Programming (OOP), JavaScript Frameworks, Software Design Patterns, Software Design, Maintainability, Software Architecture
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Make.com, Email Automation, Deepseek, AI Workflows, Operational Efficiency, No-Code Development, Automation
Beginner · Course · 1 - 4 Weeks

Rutgers the State University of New Jersey
Skills you'll gain: Employee Engagement, Diversity Equity and Inclusion Initiatives, Social Justice, Compensation Strategy, Case Studies, Compensation and Benefits, Economics, Policy, and Social Studies, Economic Development, Collaboration, Entrepreneurship, Governance, Business Modeling, Leadership and Management, Business Transformation, Succession Planning, Research, Business Development
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Stakeholder Analysis, Medical Devices, Agile Methodology, Health Technology, Wireframing, Human Centered Design, Agile Project Management, Healthcare Industry Knowledge, Scalability, Software Development Methodologies, Product Design, Design Thinking, Product Planning, Stakeholder Management, Prototyping, User Interface (UI), Health Care, Product Strategy, Technology Solutions, Risk Management
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Computer Hardware, SQL, Database Design, Hardware Troubleshooting, Databases, Computer Networking, Relational Databases, Network Protocols, Information Technology, Network Routers, Wireless Networks, System Configuration, Peripheral Devices
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Power BI, Data Analysis Expressions (DAX), Data Modeling, Star Schema, Data Warehousing, Data Security, Data Visualization Software, Pivot Tables And Charts, Performance Tuning, Business Intelligence, Excel Formulas, Role-Based Access Control (RBAC)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Instagram, Social Media Content, Graphic Design, Graphic and Visual Design, Social Media Marketing, Organizational Skills, Marketing Design, Typography, Color Theory, Business Strategy
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Business Strategy, Strategic Thinking, Value Propositions, Competitive Analysis, Entrepreneurship, New Business Development, Market Research, Innovation, Strategic Planning, Organizational Strategy, Spreadsheet Software, Leadership
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Azure DevOps Pipelines, CI/CD, Authorization (Computing), Package and Software Management, Infrastructure as Code (IaC), Authentications, Application Deployment, Azure DevOps, Continuous Integration, DevSecOps, Cloud Deployment, DevOps, Security Controls, GitHub, Continuous Deployment, Git (Version Control System), Agile Methodology, Performance Tuning, Identity and Access Management, Continuous Delivery
Advanced · Specialization · 1 - 3 Months

Skills you'll gain: Microsoft Azure, Cloud Management, Virtual Machines, Kubernetes, Containerization, Cloud Storage, Cloud Computing, Data Storage, Application Deployment, IT Automation, Infrastructure as Code (IaC), Application Security, Data Import/Export, Scalability, Encryption
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Project Management Software, Timelines, Collaborative Software, Milestones (Project Management), Dashboard, Workflow Management, Organizational Structure, Scheduling, User Accounts, Project Management
Beginner · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Health Informatics, Digital Transformation, Health Technology, Public Health, Medical Privacy, Health Systems, Health Care, Data Governance, Interoperability, Artificial Intelligence
Beginner · Course · 1 - 3 Months