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: ASP.NET, Restful API, Full-Stack Web Development, Cloud Deployment, Performance Tuning, Frontend Integration, .NET Framework, Data Modeling, Frontend Performance, Development Environment, Software Development Tools, Object-Relational Mapping, Web Development, Software Development, Cloud Infrastructure, Web Applications, UI Components, Code Reusability, Authentications, Application Development
★ 4.6 (12) · Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Spring Framework, Model View Controller, Java Platform Enterprise Edition (J2EE), Application Performance Management, Software Design Patterns, Java Programming, Java, Enterprise Architecture, Enterprise Application Management, Secure Coding, Software Design, System Monitoring, Security Controls, Software Architecture, Application Security, Application Frameworks, Web Applications, OS Process Management, Memory Management, Data Sharing
★ 3.9 (14) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: C++ (Programming Language), Software Documentation, Performance Tuning, Application Design, Technical Documentation, Application Development, Memory Management, Data Structures, Generative AI, Algorithms, Scalability
★ 4.9 (9) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Power BI, Data Analysis Expressions (DAX), Data Modeling, Star Schema, Database Design, Data Security, Data Visualization Software, Spreadsheet Software, Performance Tuning, Data Access, Performance Improvement, Model Optimization, Data Manipulation
★ 4.9 (9) · Intermediate · Course · 1 - 4 Weeks

Fundação Instituto de Administração
Skills you'll gain: Virtual Teams, Team Building, Drive Engagement, Teamwork, Team Management, Conflict Management, Team Collaboration, Team Leadership, Collaboration, Virtual Environment, Team Motivation, Storytelling, Leadership, Employee Engagement, Diversity and Inclusion, Willingness To Learn, Lifelong Learning, Communication Strategies, Culture
★ 4.9 (107) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Design Reviews, AI powered creativity, Peer Review, Adobe Firefly, Game Design, Generative AI, Adobe Creative Cloud, Graphic Design, Responsible AI, Adobe Photoshop, Graphic and Visual Design, Design Software, Design, Design Strategies, Design Research, Oral Expression, Design Elements And Principles, Prompt Engineering, Creativity
★ 4.3 (16) · Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Succession Planning, Employee Coaching, Empathy & Emotional Intelligence, Root Cause Analysis, Data Entry, Recognizing Others, Human Resources, Smart Goals, Emotional Intelligence, Human Resources Management and Planning, Workforce Planning, Strategic Leadership, HR Tech, Microsoft Copilot, Data-Driven Decision-Making, LinkedIn, Process Optimization, Process Improvement and Optimization, Business Process Automation, Professional Development
★ 4.3 (6) · Advanced · Professional Certificate · 3 - 6 Months

Fractal Analytics
Skills you'll gain: Prompt Engineering, Responsible AI, LLM Application, Large Language Modeling, HR Tech, Human Resources, AI Enablement, Information Privacy, Human Resource Policies, Personally Identifiable Information, Governance, Employee Surveys, Interviewing Skills, Recruitment, Employee Onboarding, Employee Engagement, Talent Acquisition, Compliance Management, Automation
★ 4.5 (25) · Intermediate · Course · 1 - 4 Weeks

Yonsei University
Skills you'll gain: Materials science, Semiconductors, Thermal Management, Electrical Engineering, Manufacturing Processes, Physical Science, Chemical Engineering, Electronic Components, electromagnetics, Chemistry, Physics
★ 4.7 (160) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Generative AI Agents, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Artificial Intelligence, Jupyter, Healthcare Industry Knowledge, Model Training, Healthcare Ethics, Health Disparities, Health Informatics, LLM Application, Machine Learning, Deep Learning, Statistical Machine Learning, AI Integrations, AI Security, Model Evaluation, Predictive Modeling, Data-Driven Decision-Making, Data Processing, Data Analysis
★ 4.5 (11) · Intermediate · Specialization · 1 - 3 Months

Universitat Politècnica de València
Skills you'll gain: Sustainable Architecture, Systems Thinking, Sustainable Systems, Architectural Design, Sustainable Design, Building Design, Architecture and Construction, Sustainable Development, Landscape Architecture, Environmental Engineering, Structural Analysis, Environmental Regulations, Policy Analysis, Research, and Development, Environment and Resource Management, Materials science, Thermal Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Application Deployment, Data Maintenance, Network Architecture, Cloud Infrastructure, Data Storage, Network Infrastructure, Scalability, Issue Tracking, Public Cloud, General Networking, Network Monitoring, Data Security, Serverless Computing, Network Planning And Design, Network Security, Authentications, Infrastructure Security, Authorization (Computing), Data Loss Prevention, Remote Access Systems
★ 4 (23) · Intermediate · Specialization · 1 - 3 Months