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.

L&T EduTech
Skills you'll gain: Electrical Substation, Electrical Systems, Electrical Wiring, Electrical Equipment, Electric Power Systems, Electrical Safety, Electrical Power, High Voltage, Building Services Engineering, HVAC, Mechanical Design, Wiring Diagram, Construction, Civil Engineering, Safety Standards, Schematic Diagrams, Engineering Calculations
★ 4.8 (43) · Intermediate · Course · 1 - 3 Months
Duke University
Skills you'll gain: Community Organizing, Climate Change Programs, Community Development, Climate Change Adaptation, Social Sciences, Ethical Standards And Conduct, Community and Social Work, Community Outreach, Leadership, Social Impact, Sustainable Development, Environmental Policy, Sustainable Systems, Collaboration, Governance, Professional Development, Innovation, Environmental Science, Personal Development, Data Collection
★ 4.9 (36) · Beginner · Specialization · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Professional Networking, Professional Development, Leadership Development, Relationship Building, Consultative Approaches, Rapport Building, Business Consulting, Relationship Management, Consulting, Social Skills, Leadership, Trustworthiness, Amazon Web Services, Adaptability, Technical Consulting, Analytical Skills, Critical Thinking and Problem Solving, Branding, Project Management, Brand Management
★ 4.7 (65) · Beginner · Course · 1 - 4 Weeks

Dassault Systèmes
Skills you'll gain: SolidWorks (CAD), Computer-Aided Design, Drafting and Engineering Design, Mechanical Engineering
★ 4.8 (49) · Beginner · Course · 1 - 4 Weeks
Imperial College London
Skills you'll gain: Virtual Reality, Augmented and Virtual Reality (AR/VR), Computer Graphics, Android (Operating System), Visualization (Computer Graphics), Virtual Environment, Logo Design, 3D Assets, Android Studio, Android Development, Computer Graphic Techniques, Application Development, Graphics Software, Animations, Mobile Development, Color Theory, Creative Design, Performance Tuning, Linear Algebra
★ 4.3 (132) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Code Reusability, Computational Logic, Scripting Languages, Functional Design, Computer Programming
★ 5 (40) · Beginner · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Management Accounting, Performance Measurement, Capacity Management, Cost Accounting, Organizational Strategy, Performance Analysis, Operational Analysis, Financial Accounting, Cost Control, Budget Management, Strategic Decision-Making, Internal Controls, Account Strategy, Accounting, Financial Controls, Management Reporting, Financial Data, Budgeting, Decision Making
★ 3.8 (119) · Beginner · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Database Design, Database Systems, Relational Databases, Database Software, Databases, Database Application, NoSQL, Database Management Systems, Database Management, Database Development, Machine Learning Algorithms, SQL, Big Data, Model Evaluation, Apache Hadoop, MySQL, Statistical Analysis, Database Theory, Data Analysis, Data Preprocessing
★ 4.5 (122) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: User Story, Requirements Elicitation, Requirements Management, Business Requirements, User Requirements Documents, Requirements Analysis, Verification And Validation, Business Analysis Tools, Acceptance Testing, Project Documentation, User Acceptance Testing (UAT), Discussion Facilitation, Stakeholder Communications, Interviewing Skills
★ 4.6 (30) · Beginner · Course · 1 - 4 Weeks

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Digital Signal Processing, Digital Communications, Communication Systems, Image Analysis, Telecommunications, Electrical and Computer Engineering, Electronics Engineering, Embedded Systems, Electronic Hardware, Electronics, Algorithms
★ 4.7 (87) · Intermediate · Course · 1 - 4 Weeks

Rice University
Skills you'll gain: Conflict Management, Professional Networking, Employee Coaching, Meeting Facilitation, Relationship Management, Relationship Building, Communication Strategies, Communication, Mentorship, Active Listening, Interpersonal Communications, Verbal Communication Skills, People Management, Constructive Feedback, Professionalism, Influencing, Coaching, People Development, Collaboration
★ 4.7 (434) · Advanced · Course · 1 - 3 Months

Codio
Skills you'll gain: Algorithms, C++ (Programming Language), C and C++, Data Structures, Theoretical Computer Science, Computer Programming
★ 3.9 (16) · Intermediate · Course · 1 - 4 Weeks