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.

Banco Interamericano de Desarrollo
Skills you'll gain: Community Development, Sustainable Development, Water Sustainability, Social Impact, Social and Human Services, Sustainable Architecture, Architectural Design, Climate Change Adaptation, Sustainable Design, Energy and Utilities, Building Design, Climate Change Mitigation, Construction, Sustainable Technologies, Design Strategies, Sustainability Standards, Resilience, Environmental Issue, Project Finance, Case Studies
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Cloud Computing Architecture, Cloud Infrastructure, Cloud Deployment, Cloud Security, Cloud Computing, Incident Response, Cloud Management, Cloud Services, Disaster Recovery, Capacity Management, Virtual Networking, IT Automation, Network Troubleshooting, Virtual Machines, Virtualization, Application Deployment, Application Security, System Monitoring, Security Controls, Capacity Planning
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Email Automation, Email Marketing, Marketing Automation, Automation, Personalized Service, Editing, Content Creation
Beginner · Guided Project · Less Than 2 Hours

EDUCBA
Skills you'll gain: Ajax, Web Design, Java Platform Enterprise Edition (J2EE), Cascading Style Sheets (CSS), Web Applications, Scripting, Javascript and jQuery, Web Development, Java, Hypertext Markup Language (HTML), Middleware, Model View Controller, Hibernate (Java), Service Oriented Architecture
Intermediate · Course · 1 - 3 Months

Rutgers the State University of New Jersey
Skills you'll gain: Procurement, Key Performance Indicators (KPIs), Organizational Structure, Strategic Sourcing, Supplier Relationship Management, Talent Management, Organizational Effectiveness, Performance Measurement, Procedure Development, Cross-Functional Collaboration
Intermediate · Course · 1 - 3 Months

The State University of New York
Skills you'll gain: Strategic Communication, Professional Development, Employee Coaching, Collaboration, Personal Development, Lifelong Learning, Smart Goals, Social Media Content, Coaching, Self-Awareness, Brand Management, Digital Assets, Goal Setting, Branding, LinkedIn, Promotional Strategies, Marketing Strategies, Constructive Feedback, Investigation, Business Research
Intermediate · Course · 1 - 4 Weeks

Clemson University
Skills you'll gain: Software Development Methodologies, Software Engineering, Software Development, Requirements Analysis, Human Centered Design, User Research, User Experience Design, UI/UX Research, Software Development Tools, AI Enablement, Artificial Intelligence
Build toward a degree
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Object-Relational Mapping, Database Design
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Financial Modeling, Strategic Decision-Making, Financial Forecasting, Financial Analysis, Operating Expense, Financial Statement Analysis, Revenue Forecasting, Financial Data, Business Metrics, Business Valuation, Cash Flow Forecasting, Income Statement, Working Capital, Trend Analysis, Depreciation, Balance Sheet, Cash Flows
Mixed · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Data Visualization Software, Dashboard, Data Visualization, Interactive Data Visualization, Data Transformation, Tableau Software, Data Storytelling, Data Manipulation, Exploratory Data Analysis, Heat Maps, Scatter Plots, Data Analysis, Forecasting, Geospatial Mapping
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Style Guides, Logo Design, Marketing Design, Marketing Materials, Branding, Brand Marketing, Brand Management, Graphic Design, Organizational Skills, Marketing, Multimedia, Project Documentation
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Systems Analysis, Database Design, Business Process Modeling, Process Flow Diagrams, System Testing, Process Mapping, Functional Requirement, Application Deployment, Process Analysis, Business Analysis, Requirements Elicitation, Requirements Analysis, Development Testing, Data Management, System Design and Implementation, Software Design Documents, Stakeholder Management, Project Management, Data Visualization, Stakeholder Engagement
Advanced · Course · 1 - 3 Months