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: Infographics, Canva (Software), Graphical Tools, Visual Storytelling, Graphic and Visual Design, Design Elements And Principles
★ 4.6 (201) · Intermediate · Guided Project · Less Than 2 Hours

University of California, Santa Cruz
Skills you'll gain: Systems Design, Model Based Systems Engineering, Simulation and Simulation Software, Cyber Engineering, Mathematical Modeling, Simulations, Network Model, Embedded Systems, Systems Analysis, Computational Logic, Digital Communications, Differential Equations
★ 4.6 (56) · Intermediate · Course · 1 - 4 Weeks

Clemson University
Skills you'll gain: Database Systems, Database Management, Database Design, Database Management Systems, MySQL, Database Theory, Relational Databases, Data Modeling, Database Development, SQL, NoSQL, Query Languages, Diagram Design, Dependency Analysis
★ 4.4 (98) · Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Relational Databases, Database Design, Database Development, SQL, Database Software, Database Management, Databases, Database Systems, Data Integrity
★ 4.6 (324) · Intermediate · Guided Project · Less Than 2 Hours

University of California, Irvine
Skills you'll gain: Project Planning, Stakeholder Engagement, Conflict Management, Stakeholder Management, Planning, Project Management, Project Scoping, Work Breakdown Structure, Stakeholder Analysis, Project Documentation, Stakeholder Communications, Leadership and Management, Influencing, Organizational Structure
★ 4.8 (736) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Key Performance Indicators (KPIs), Power BI, Dashboard Creation, Dashboard, Data Visualization, Interactive Data Visualization, Data Storytelling, Performance Metric, Business Metrics, Data Visualization Software, Data Import/Export, Regional Sales, Sales
★ 4.7 (100) · Beginner · Guided Project · Less Than 2 Hours

Alex Genadinik
Skills you'll gain: Business Development, B2B Sales, Strategic Partnership, Sales Presentations, Enterprise Sales, Negotiation, Proposal Writing, Price Negotiation, New Business Development, Consultative Selling, Selling Techniques, Contract Negotiation, Sales Development, Sales, Non-Verbal Communication, Marketing Psychology, Search Engine Optimization, Sales Prospecting, Relationship Building, Telephone Skills
★ 4.6 (17) · Beginner · Specialization · 3 - 6 Months

Simplilearn
Skills you'll gain: Project Risk Management, Requirements Management, Project Management, Risk Management, Project Planning, Data Visualization, Agile Methodology, Agile Project Management, Microsoft Excel, Solution Design, Cost Management, Business Analysis, Interactive Data Visualization, Excel Formulas, Requirements Elicitation, Stakeholder Management, Pivot Tables And Charts, Business Analytics, Data Analysis, Data Validation
★ 4.4 (53) · Beginner · Specialization · 1 - 3 Months

Universidad Nacional Autónoma de México
Skills you'll gain: Android Development, Android (Operating System), Application Deployment, JSON, Web Services, Restful API, Mobile Development, Application Development, Application Programming Interface (API), Data Persistence, User Interface (UI) Design, Animations
★ 4.6 (103) · Mixed · Course · 1 - 3 Months

Instituto Tecnológico de Aeronáutica
Skills you'll gain: Model View Controller, Selenium (Software), Web Applications, Java, Java Programming, Data Access, Java Platform Enterprise Edition (J2EE), Agile Methodology, Web Development, Software Testing, Agile Software Development, Server Side, Software Design Patterns
★ 4.7 (197) · Intermediate · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Employee Coaching, Coaching, Organizational Change, Key Performance Indicators (KPIs), Management Training And Development, Team Performance Management, Employee Performance Management, Organizational Development, Performance Management, Leadership and Management, Process Development, Performance Measurement, Change Management, People Management, Practice Management, Meeting Facilitation, Constructive Feedback, Professional Development, Personal Development, Goal Setting
★ 4.5 (39) · Mixed · Course · 1 - 3 Months

Indian Institute of Technology Guwahati
Skills you'll gain: SolidWorks (CAD), Computer-Aided Design, Computer Graphics, 3D Modeling, Manufacturing Processes, Mechanical Design, Manufacturing and Production, Robotics, Engineering Drawings, Machine Controls, Visualization (Computer Graphics), Assembly Drawing, Prototyping, Computer Graphic Techniques, Industrial Design, Product Engineering, Production Process, Graphics Software, Process Modeling, Materials science
★ 3.9 (16) · Intermediate · Specialization · 3 - 6 Months