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.

Microsoft
Skills you'll gain: Responsible AI, Containerization, Scalability, Docker (Software), AI Orchestration, Application Deployment, Kubernetes, Azure Active Directory, AI Integrations, System Monitoring, AI Workflows, Agentic systems, Artificial Intelligence, Microsoft 365, Generative AI Agents, Enterprise Architecture, Microsoft Azure, Agentic Workflows, AI Security, Enterprise Security
★ 4 (6) · Intermediate · Course · 1 - 4 Weeks

Universidad de los Andes
Skills you'll gain: Sustainable Development, Environmental Issue, Education and Training, Environment, Pedagogy, Curriculum Development, Instructional and Curriculum Design, Teaching, Student Engagement, Systems Thinking, Case Studies, Community Development, Instructional Strategies, Culture
★ 4.9 (78) · Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: React Redux, React.js, Cascading Style Sheets (CSS), UI Components, JavaScript Frameworks, Front-End Web Development, User Interface (UI), Web Frameworks, Maintainability, Authentications, Web Development Tools, Application Frameworks, Javascript, Application Programming Interface (API), Web Design, Frontend Performance, Authorization (Computing), Web Development, Web Applications, Middleware
★ 4.8 (36) · Intermediate · Specialization · 1 - 3 Months

LearnKartS
Skills you'll gain: Meta Ads Manager, Content Creation, Facebook, Target Market, Social Media, Social Media Marketing, Social Media Content, Bidding, Online Advertising, Pay Per Click Advertising, Performance marketing, Social Media Campaigns, Content Scheduling, Pinterest, Advertising Campaigns, Social Media Strategy, Marketing, Brand Strategy, Social Media Management, Digital Advertising
★ 4.6 (9) · Beginner · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Docker (Software), Azure DevOps, Restful API, Azure DevOps Pipelines, Microservices, Containerization, DevOps, ASP.NET, CI/CD, .NET Framework, Devops Tools, Continuous Integration, Web Services, Continuous Delivery, Application Programming Interface (API), API Design, Test Automation, Application Deployment, Development Testing
★ 4.2 (54) · Advanced · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Data Visualization, Data Visualization Software, Statistical Visualization, Data Storytelling, Data Manipulation, Data Presentation, Dashboard Creation, Statistical Reporting, Data Wrangling, Dashboard, Data Analysis, Data Cleansing, Plot (Graphics), R (Software), R Programming, Tidyverse (R Package), Data Preprocessing, Data Transformation, Graphic and Visual Design, Data Import/Export
★ 5 (38) · Mixed · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Instagram, Facebook, TikTok, Meta Ads Manager, Copywriting, Social Media Marketing, Social Media, Social Media Strategy, Video Production, Social Media Content, Social Media Management, Search Engine Optimization, Paid media, Marketing, Google Ads, Keyword Research, Social Media Campaigns, Advertising, Driving engagement, Advertising Campaigns
Beginner · Specialization · 3 - 6 Months
University of Michigan
Skills you'll gain: Student-Centred Learning, Instructional Strategies, Education and Training, Community Development, Instructional Design, Diversity Equity and Inclusion Initiatives, Collaboration, Time Management
★ 4.8 (36) · Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Data Ethics, Security Awareness, Ethical Standards And Conduct, Cybersecurity, Responsible AI, digital literacy, Information Privacy, Social Impact, AI Personalization, Media and Communications, Data Security, Personally Identifiable Information, Law, Regulation, and Compliance, Penetration Testing
★ 4.5 (26) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: OpenAI API, OpenAI, Image Analysis, Generative AI, ChatGPT, LLM Application, Multimodal Prompts, Tool Calling, Application Programming Interface (API), Large Language Modeling, Artificial Intelligence, AI Integrations, Natural Language Processing, Computer Vision, File Management
★ 3.9 (7) · Beginner · Course · 1 - 4 Weeks

28DIGITAL
Skills you'll gain: Computational Logic, Markov Model, Verification And Validation, Theoretical Computer Science, Mathematical Modeling, Systems Analysis, Software Testing, Statistical Modeling, Process Modeling, Probability, Algorithms, Probability Distribution, Applied Mathematics
★ 4.3 (54) · Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: Robotics, Robotic Process Automation, Middleware, Simulation and Simulation Software, Configuration Management, Extensible Markup Language (XML), System Programming, C++ (Programming Language), Development Environment, Software Visualization, Command-Line Interface, Hardware Design, Electronic Hardware
Beginner · Course · 3 - 6 Months