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: Email Automation, Agentic Workflows, AI Workflows, AI Integrations, Calendar Management, Scheduling, AI Security, Workflow Management, Dataflow, Classification Algorithms
★ 4.1 (9) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Rust (Programming Language), Relational Databases, Databases, Data Access, Application Development, Object Oriented Programming (OOP), File I/O, Software Development, Command-Line Interface, Data Import/Export
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Agentic Workflows, MongoDB, Retrieval-Augmented Generation, Vector Databases, Generative AI Agents, Scalability, Model Context Protocol, Context Engineering, Data Architecture, Systems Design, Tool Calling, System Design and Implementation, Development Environment, Embeddings, PostgreSQL, Database Design, Object-Relational Mapping, Data Modeling, SQL
Advanced · Course · 1 - 4 Weeks

University of Alberta
Skills you'll gain: Virtual Teams, Recognizing Others, Conflict Management, Emotional Intelligence, Collaboration, Occupational Health, Team Collaboration, Telecommuting, Mental Health, Crisis Management, Stress Management, Workplace inclusivity, Human Resource Policies, Safety Culture, Resilience, Relationship Building, Safety Training, Employee Training, Communication, Leadership and Management
★ 5 (8) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Application Deployment, Node.JS, Docker (Software), React.js, Front-End Web Development, Containerization, Full-Stack Web Development, Back-End Web Development, Frontend Integration, Server Side, Web Design and Development, JavaScript Frameworks, Web Development, Web Applications, Application Development, Javascript, Application Programming Interface (API), Software Development, Authentications, Project Management Software
★ 4.8 (16) · Beginner · Course · 1 - 3 Months

California Institute of the Arts
Skills you'll gain: Business Planning, Risk Management, Risk Mitigation, Business Strategies, Peer Review, Financial Modeling, Entrepreneurship, Business Development, Brand Strategy, Branding, Financial Planning, Service Design, Constructive Feedback
★ 4.8 (36) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Adobe Photoshop, Adobe Creative Cloud, Adobe InDesign, Layout Design, Adobe Illustrator, Creative Design, Graphic and Visual Design, Photo Editing, Visual Storytelling, Graphic and Visual Design Software, AI powered creativity, Computer Graphic Techniques, Graphics Software
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Stakeholder Management, Program Management, Agile Project Management, Stakeholder Engagement, Agile Methodology, Program Development, Stakeholder Analysis, Stakeholder Communications, Project Management, Diagram Design
★ 4.6 (19) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Customer Insights, Customer Analysis, User Feedback, Customer experience strategy (CX), Customer experience improvement, Customer Service, Market Research, Branding, Advertising, Public Relations
★ 4.7 (14) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Digital Transformation, Business Transformation, Product Lifecycle Management, Technology Strategies, Design Thinking, Competitive Analysis, Process Design, Business Strategy, Growth Strategies, Business Strategies, Emerging Technologies, Business Economics, Innovation, Market Dynamics, Leadership, Communication
★ 4.8 (6) · Beginner · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: Infrastructure Security, Vulnerability Scanning, Network Security, Amazon Web Services, Firewall, Vulnerability Assessments, Network Infrastructure, Virtual Networking, Security Controls, Cloud Security, Vulnerability Management, Endpoint Security, Network Planning And Design, Distributed Denial-Of-Service (DDoS) Attacks, Load Balancing
★ 4 (7) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Customer Analysis, New Product Development, Persona Development, Customer Insights, Product Strategy, Product Development, Design Thinking, Business Planning, Business Strategy, Marketing
★ 4.8 (33) · Beginner · Guided Project · Less Than 2 Hours