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.

Universitat Politècnica de València
Skills you'll gain: Computer Hardware, Computer Architecture, Networking Hardware, Hardware Architecture, Computer Systems, Information Technology, Data Storage, Hardware Troubleshooting, General Networking, Data Storage Technologies, Computer Networking, Mainframe Computing, Peripheral Devices, Wireless Networks, Infrastructure Security, Business Technologies, Memory Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Responsive Web Design, Web Design, HTML and CSS, Web Design and Development, Bootstrap (Front-End Framework), Cascading Style Sheets (CSS), UI Components, Front-End Web Development, Hypertext Markup Language (HTML), Web Development, Javascript, Typography, Web Analytics and SEO, Web Content Accessibility Guidelines, Logo Design, Display Devices, Image Quality
Mixed · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: iSCSI Configuration, Data Centers, Network Switches, Data Storage, Network Infrastructure, Data Storage Technologies, Networking Hardware, General Networking, Network Protocols, System Configuration
Beginner · Course · 1 - 3 Months

Skills you'll gain: Robotic Process Automation, Business Process Automation, Process Design, Automation, HR Tech, Workflow Management, Email Automation, Process Mapping, Data Storage Technologies, Data Validation, Data Entry, Business Logic, Data Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Matplotlib, Scientific Visualization, Visualization (Computer Graphics), Plot (Graphics), Statistical Visualization, Data Visualization Software, Computer Graphics, Computer Graphic Techniques, Typography, Python Programming
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Terraform, Azure Active Directory, Kubernetes, CI/CD, Azure DevOps Pipelines, Infrastructure as Code (IaC), Cloud Management, Azure DevOps, Cloud Infrastructure, Containerization, Microsoft Azure, Continuous Integration, Multi-Cloud, Cloud Deployment
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Responsive Web Design, Bootstrap (Front-End Framework), Web Design, Front-End Web Development, User Interface (UI), User Interface (UI) Design, UI Components, Web Development
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Validation, Extract, Transform, Load, Test Case, Consolidation, Data Integrity, Data Integration, Data Transformation, Data Pipelines, Query Languages, SQL, Analytics
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Jira (Software), Interviewing Skills, Agile Product Development, Action Oriented, Program Management, LinkedIn, Portfolio Management, Workflow Management, Storytelling
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: AI Orchestration, AI Workflows, Software Testing, AI Integrations, Jenkins, Azure DevOps Pipelines, Test Engineering, Azure DevOps, Continuous Deployment
Advanced · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Performance Measurement, Sales Strategy, Selling Techniques, Sales, Solution Selling, Sales Enablement, Sales Management, Sales Process, General Sales Practices, Generative AI Agents, Sales Development, Operational Performance Management, Digital Transformation, Performance Metric, AI Product Strategy, Key Performance Indicators (KPIs), Performance Analysis, Customer experience strategy (CX), AI Enablement, Sales Support
Intermediate · Course · 1 - 3 Months

Pragmatic AI Labs
Skills you'll gain: Model Context Protocol, Claude Code, Kaizen Methodology, Code Coverage, Verification And Validation, Testability, Quality Assurance, Agentic systems, Software Quality (SQA/SQC), Test Automation, Development Testing, Maintainability, Software Testing, Generative AI Agents, Agentic Workflows, Artificial Intelligence, Large Language Modeling
Beginner · Course · 1 - 4 Weeks