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.

Harvard Business School Online
Skills you'll gain: Team Management, Team Leadership, Team Performance Management, Teamwork, Team Building, Organizational Leadership, Team Motivation, Team Collaboration, Organizational Effectiveness, Conflict Management, Leadership, Leadership and Management, Collaboration, Safety Culture, Cooperation, Diversity and Inclusion, Employee Coaching, Drive Engagement
Beginner · Course · 1 - 3 Months

University at Buffalo
Skills you'll gain: Model Based Systems Engineering, Systems Engineering, Systems Design, Enterprise Modeling, Manufacturing Processes, Manufacturing and Production, Product Lifecycle Management, Verification And Validation, Process Analysis
★ 4.4 (909) · Beginner · Course · 1 - 4 Weeks

Università di Napoli Federico II
Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Python Programming, Computer Programming, Scripting Languages, Scripting, Programming Principles, Data Manipulation, Data Management, Functional Design, Database Management, File Management, File I/O, Databases
★ 4.1 (42) · Beginner · Course · 1 - 4 Weeks

Macquarie University
Skills you'll gain: People Analytics, Microsoft Excel, Pivot Tables And Charts, Excel Formulas, Data Transformation, Dashboard, Data Validation, Spreadsheet Software, Business Reporting, Data Wrangling, Data Cleansing, Business Analytics, Data Analysis, Exploratory Data Analysis, Microsoft Copilot, Artificial Intelligence, Data Visualization, Data Visualization Software, Generative AI, Automation
Intermediate · Course · 1 - 3 Months

British Standards Institution
Skills you'll gain: Statistical Methods, Statistical Hypothesis Testing, Performance Testing, Verification And Validation, Statistical Analysis, Supervised Learning, Machine Learning, Data Validation, Statistical Reporting, Technical Communication, Data Quality, Performance Analysis, Applied Machine Learning, Probability & Statistics, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Azure Synapse Analytics, Data Warehousing, Apache Hadoop, Power BI, Data Architecture, Data Visualization Software, Microsoft Azure, Apache Spark, Extract, Transform, Load, Data Engineering, Database Administration, Big Data, Apache, Data Integration, Business Intelligence, SQL, Databases, Warehousing, Analytics, Data Storage
★ 4.9 (55) · Intermediate · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Google Cloud Platform, Cloud Infrastructure, Load Balancing, Prompt Engineering, Kubernetes, Network Monitoring, Prompt Engineering Tools, Containerization, Virtual Networking, Network Architecture, Infrastructure As A Service (IaaS), Prompt Patterns, Network Security, Cloud Platforms, Cloud Storage, Network Routing, Network Planning And Design, Virtual Private Networks (VPN), Hybrid Cloud Computing
★ 4.8 (2K) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Data Storage, OSI Models, General Networking, Wireless Networks, Data Storage Technologies, Local Area Networks, Networking Hardware, Computer Networking, Network Architecture, Network Model, Network Infrastructure, TCP/IP, Network Planning And Design, Telecommunications, Network Protocols, Microsoft Windows, Network Troubleshooting, Network Security, Wide Area Networks, Command-Line Interface
★ 4.7 (580) · Beginner · Course · 1 - 3 Months

GitLab
Skills you'll gain: Telecommuting, Management Training And Development, Team Performance Management, Virtual Teams, Team Management, Human Resources Management and Planning, Culture Transformation, Strategic Leadership, Performance Metric, Leadership and Management, Staff Management, Team Leadership, Organizational Change, Organizational Development, Organizational Strategy, Business Transformation, Organizational Leadership, Team Building, Collaboration, Business Strategy
★ 4.8 (1K) · Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Applicant Tracking Systems, Go To Market Strategy, Product Marketing, Marketing Operations, Campaign Management, Oral Expression, Marketing, Business Metrics, Professional Development, LinkedIn, Marketing Management, Verbal Communication Skills, Professionalism, Interviewing Skills, Digital Marketing Campaigns, Keyword Research, Job Analysis, Content Optimization, Storytelling, Performance Measurement
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: User Centered Design, User Experience Design, Responsive Web Design, User Interface (UI) Design, Prototyping, Front-End Web Development, Graphic and Visual Design, User Interface and User Experience (UI/UX) Design, Figma (Design Software), Design Elements And Principles, Web Design, Wireframing, Typography, Application Design, Digital Design, UI Components, Web Applications, Mobile Development, Design Thinking
★ 4.5 (321) · Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Multimedia, Microsoft PowerPoint, Presentations, Microsoft Office, Collaborative Software, Microsoft Windows, Editing, Document Management
★ 4.7 (1.2K) · Beginner · Course · 1 - 3 Months