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: Ruby (Programming Language), Debugging, Programming Principles, Data Structures, Object Oriented Programming (OOP)
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Active Listening, Non-Verbal Communication, Team Collaboration, Virtual Teams, Interpersonal Communications, Empathy, Cultural Sensitivity, Cultural Diversity, Intercultural Competence, Emotional Intelligence, Rapport Building, Empathy & Emotional Intelligence, Collaboration, Business Communication, Conflict Management, Communication Strategies, Communication, Digital Communications, AI literacy, Adaptability
★ 4.8 (16) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Lean Six Sigma, Lean Methodologies, Statistical Hypothesis Testing, Six Sigma Methodology, Correlation Analysis, Kaizen Methodology, Process Improvement, Process Improvement and Optimization, Project Coordination, Project Design, Quality Improvement, Sampling (Statistics), Project Management Software, Milestones (Project Management), Project Management, Data Literacy, Statistical Process Controls, Statistical Methods, Business Process, Statistical Modeling
★ 4.8 (50) · Mixed · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Stakeholder Management, Engineering Management, Stakeholder Engagement, Negotiation, Stakeholder Communications, Mentorship, Leadership, Leadership and Management, Courage, Growth Mindedness, Leadership Development, Team Leadership, Organizational Leadership, Collaboration, Professional Development, Visionary, Personal Development, Lifelong Learning, Personal Integrity, Resilience
★ 4.7 (26) · 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

University of Colorado Boulder
Skills you'll gain: Code Reusability, Data Manipulation, Functional Design, Data Science, Python Programming, Programming Principles, Computer Programming, Software Engineering
★ 4.8 (58) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Process Modeling, Digital Design, Design, Diagram Design, Graphic and Visual Design, Graphic and Visual Design Software, User Accounts, Business
★ 4.4 (23) · Beginner · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Data Storytelling, Data Presentation, Data Visualization, Statistical Visualization, Scatter Plots, Strategic Decision-Making
★ 3.4 (7) · Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Agentic systems, Code Reusability, AI Integrations, Engineering Software, Systems Architecture, API Design, Systems Design, Solution Architecture, Artifactory, Generative Model Architectures, Release Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Generative Model Architectures, Generative AI, Cloud Deployment, AI Security, Scalability, Cloud-Native Computing, Application Design, Model Deployment, Systems Architecture, Load Balancing, Cloud Platforms, Application Deployment, Capacity Management, Software Architecture, Containerization, Responsible AI, System Monitoring, Disaster Recovery
Intermediate · Course · 1 - 3 Months

Universidades Anáhuac
Skills you'll gain: ChatGPT, Responsible AI, Generative AI, Large Language Modeling, AI Integrations, Prompt Engineering, Business Process Automation, Artificial Intelligence, Trend Analysis, Automation, Data-Driven Decision-Making, Content Creation
★ 4.5 (53) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Unity Engine, Game Design, Video Game Development, Animation and Game Design, Performance Tuning, User Interface (UI), 3D Assets, Event-Driven Programming, Virtual Environment, Project Design, Interactive Design, C# (Programming Language), User Interface (UI) Design, Program Development, Debugging, Scripting, Animations, UI Components, Code Reusability, Computer Graphics
★ 5 (19) · Beginner · Specialization · 3 - 6 Months