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.

Universidad de los Andes
Skills you'll gain: Game Design, Video Game Development, Agile Methodology, Agile Software Development, Software Design Documents, Software Development Methodologies, Augmented and Virtual Reality (AR/VR), Virtual Reality, Sprint Planning, Video Production, Technical Documentation, Prototyping, Digital Publishing, User Interface (UI)
Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Responsible AI, Containerization, Scalability, AI Orchestration, Application Deployment, Kubernetes, Azure Active Directory, System Monitoring, AI Workflows, Agentic systems, Artificial Intelligence, Microsoft 365, Microservices, Generative AI Agents, Enterprise Architecture, Microsoft Azure, AI Security, Enterprise Security, Role-Based Access Control (RBAC), Coordination
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Node.JS, JavaScript Frameworks, Authentications, MongoDB, Postman API Platform, Restful API, Server Side, Middleware, JSON, Web Applications, Javascript, Back-End Web Development
Intermediate · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: Innovation, Education and Training, Leadership, Community Development, Empowerment, Teaching, Adult Education, Collaboration, Family Support, Professional Development, Working With Children, Relationship Building, Network Analysis
Beginner · Course · 1 - 3 Months

Dartmouth College
Skills you'll gain: Social Justice, Social Impact, Sustainable Development, Environmental Issue, Socioeconomics, Community Development, Diversity Equity and Inclusion Initiatives, Systems Thinking, Visionary, Advocacy, Environmental Policy, Policy Analysis, Climate Change Mitigation
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Cloud Computing, Cloud Infrastructure, Software-Defined Networking, Wide Area Networks, Network Architecture, Virtualization, Load Balancing, Data Centers, Terraform, Virtual Machines, Hybrid Cloud Computing, Google Cloud Platform, Virtual Private Networks (VPN), Infrastructure as Code (IaC)
Build toward a degree
Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Microsoft Power Platform, ChatGPT, No-Code Development, Microsoft Teams, Performance Analysis, Business Process Automation, Customer Engagement, Digital Publishing, Natural Language Processing, User Feedback, Application Deployment
Beginner · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Production Process, Manufacturing Operations, Construction Engineering, Plant Operations and Management, Construction, Manufacturing Processes, Laboratory Testing, Product Testing, Civil Engineering, Manufacturing Standards, Materials science, Analytical Testing, Technical Standard
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Research Reports, Report Writing, Case Studies, Business Writing, Market Data, Analysis, Data Analysis, Financial Analysis, Concision, Proofreading, Financial Statements, Target Audience
Mixed · Course · 1 - 4 Weeks

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

Tencent Cloud
Skills you'll gain: Cloud Computing Architecture, Hybrid Cloud Computing, Cloud-Native Computing, Cloud Applications, Cloud Computing, Serverless Computing, Solution Architecture, Private Cloud, Cloud Infrastructure, Data Migration, Big Data, Cloud Security, Systems Architecture, Microservices, Distributed Denial-Of-Service (DDoS) Attacks, Scalability, Artificial Intelligence, DevOps, Disaster Recovery
Advanced · Course · 3 - 6 Months

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