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.
Coursera
Skills you'll gain: Experimentation, Business Metrics, Data Storytelling, Return On Investment, Model Evaluation, Storytelling, Dashboard Creation, Dashboard, Performance Measurement, Performance Metric, Key Performance Indicators (KPIs), A/B Testing, Performance Analysis, Analysis, Estimation, Product Management, Statistical Methods, Business, Stakeholder Communications, Power Electronics
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Authentications, Node.JS, Back-End Web Development, API Design, Application Programming Interface (API), Secure Coding, Server Side, Software Architecture, Software Development, JSON, Maintainability, Middleware
Intermediate · Guided Project · Less Than 2 Hours

Logical Operations
Skills you'll gain: Hypertext Markup Language (HTML), Cascading Style Sheets (CSS), HTML and CSS, Adobe Creative Cloud, Web Design and Development, Web Design, Web Development, Web Content, Information Architecture, Web Development Tools, Front-End Web Development, Integrated Development Environments, Web Presence, Image Quality, File Management, Development Environment, Multimedia, Content Management, File Transfer Protocol (FTP), Aesthetics
Mixed · Course · 1 - 3 Months

Skills you'll gain: Transact-SQL, Database Development, Databases, Database Theory
Beginner · Course · 1 - 4 Weeks
Coursera
Skills you'll gain: Vibrations, Value Engineering, Engineering Practices, Engineering Analysis, Mechanical Design, Engineering Design Process, Mechanical Engineering, Structural Engineering, Materials science, Material Handling, Mechanics, Industrial Engineering, Design, Analysis, Application Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data-Driven Marketing, Marketing Strategies, Campaign Management, Marketing, Marketing Analytics, Data Presentation, Marketing Effectiveness, Email Marketing, Data Storytelling, Digital Marketing Campaigns, Google Ads, Pay Per Click Advertising, Strategic Marketing, Marketing Automation, LinkedIn, Google Analytics, Digital Marketing, Search Engine Optimization, Interviewing Skills, Social Media Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Node.JS, Full-Stack Web Development, Server Side, Restful API, Angular, Middleware, Application Deployment, Authentications, Javascript, Web Applications, API Design, MongoDB, Application Programming Interface (API), Back-End Web Development, Front-End Web Development, Development Environment
Beginner · Course · 1 - 3 Months

Skills you'll gain: AI Workflows, AI Orchestration, Agentic Workflows, Model Deployment, AI Security
Intermediate · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Responsive Web Design, Wireframing, Bootstrap (Front-End Framework), Cascading Style Sheets (CSS), Web Design, HTML and CSS, Web Design and Development, Front-End Web Development, Javascript
Mixed · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: NSX-T Network Virtualization, Virtual Networking, Software-Defined Networking, Zero Trust Network Access, Network Switches, Network Architecture, Software-Defined Data Center (SDDC), Routing Protocols, Network Security, Security Controls, Firewall, Network Routing, Load Balancing, Network Protocols, Infrastructure Architecture, Scalability
Intermediate · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Recognizing Others, Leadership Development, Leadership, Growth Mindedness, Initiative and Leadership, Team Leadership, Personal Development, Team Motivation, Fundraising, Leadership and Management, Self-Awareness, Influencing, Motivational Skills, Business Leadership, Empowerment, Personal Integrity, Trustworthiness, Visionary, Team Management, Team Oriented
Beginner · Course · 1 - 3 Months

Skills you'll gain: AI Workflows, Agentic Workflows, Generative AI Agents, Agentic systems, AI Orchestration, AI Integrations, Advanced Analytics, Enterprise Architecture, Automation, Artificial Intelligence, Continuous Improvement Process, Data Quality, Scalability, Performance Tuning, Software Design Patterns
Intermediate · Course · 1 - 4 Weeks