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.

University of Colorado System
Skills you'll gain: Collaboration, Teamwork, Cross-Functional Collaboration, Cross-Functional Team Leadership, Personal Development, Self-Awareness, Leadership Development, Professional Development, Leadership, Organizational Leadership, Business Leadership, Active Listening, Empathy, Strategic Leadership, Business Transformation, Crisis Management
★ 4.7 (18) · Beginner · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Model Context Protocol, OpenAI API, Retrieval-Augmented Generation, AI Orchestration, AI Workflows, OpenAI, Model Deployment, LLM Application, Agentic Workflows, Generative AI Agents, AI Integrations, Embeddings, Cloud Deployment, Artificial Intelligence and Machine Learning (AI/ML), Application Deployment, Decision Intelligence, Agentic systems, Prompt Engineering, Application Programming Interface (API), Responsible AI
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Event-Driven Programming, Embedded Systems, Embedded Software, Interactive Design, Prototyping, Internet Of Things, System Design and Implementation, Peripheral Devices, Programming Principles, Simulations, Python Programming, Computational Logic, Computer Programming
Beginner · Course · 1 - 3 Months

Skills you'll gain: Process Mapping, Six Sigma Methodology, Quality Improvement, Process Improvement and Optimization, Quality Management, Process Analysis, Process Improvement, Data-Driven Decision-Making, Continuous Quality Improvement (CQI), Process Optimization, Performance Improvement, Continuous Improvement Process, Quality Control, Team Oriented, Statistical Process Controls, Team Building, Pareto Chart, Statistics, Customer experience improvement, Statistical Methods
★ 4.9 (16) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Azure DevOps Pipelines, Kubernetes, Azure DevOps, Node.JS, CI/CD, DevOps, Microsoft Development Tools, Microsoft Azure, Devops Tools, Cloud-Native Computing, Test Planning, Continuous Integration, Continuous Delivery, Application Lifecycle Management, Microservices, Containerization, Software Testing, Debugging, Cloud Development, Software Development Tools
★ 4.3 (8) · Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Social Justice, Environmental Issue, Sustainable Development, Health Disparities, Social Determinants Of Health, Environmental Policy, Health Equity, Environmental Resource Management, Environmental Laws, Litigation and Civil Justice, Environmental Regulations, Community Organizing, Community and Social Work, Natural Resource Management, Cultural Responsiveness, Community Development, Advocacy, Climate Change Adaptation, Policy Analysis, Collaboration
★ 5 (8) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Programming Principles, Information Technology, Operating Systems, Collaborative Software, Computer Literacy, Program Development, Browser Compatibility, Computing Platforms, Computer Programming, Python Programming, System Software, Linux, Application Design, Microsoft Windows, Mac OS, Package and Software Management, Open Source Technology, Software Development
★ 4.4 (8) · Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Recurrent Neural Networks (RNNs), Model Optimization, Convolutional Neural Networks, Transfer Learning, Model Training, Model Evaluation
Intermediate · Course · 1 - 4 Weeks

SkillsBooster Academy
Skills you'll gain: Presentations, Branding, Sales Presentation, Brand Marketing, Data Presentation, Workflow Management, Marketing Design, Brand Management, Multimedia, Data Visualization, Visual Design, Interactive Data Visualization, Graphic and Visual Design Software, Brand Awareness, Visualization (Computer Graphics), Brand Loyalty, Design Reviews, Statistical Visualization, Executive Presence, Visual Impairment Education
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Docker (Software), Containerization, Application Deployment, Data Persistence, Software Development, Virtualization, Application Security, Virtual Networking, Virtualization and Virtual Machines, Command-Line Interface
★ 3.3 (9) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Project Design, Program Management, Process Flow Diagrams, Diagram Design, Program Development, Project Management, Process Modeling, Agile Methodology, Project Management Software, Procedure Development, Agile Project Management, Project Management Life Cycle, Project Portfolio Management, Risk Management
★ 4.6 (28) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Game Design, Android Development, Unity Engine, Video Game Development, Mobile Development, User Interface (UI) Design, User Interface (UI), UI Components, Debugging, C# (Programming Language), Development Testing, Scripting, Android (Operating System), Development Environment, Animations, Programming Principles, Event-Driven Programming, Software Installation
★ 4.3 (9) · Intermediate · Specialization · 3 - 6 Months