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.

Skills you'll gain: Database Design, Relational Databases, Event-Driven Programming, Database Application, .NET Framework, Visual Basic (Programming Language), Maintainability, Service Management, Application Design, Business Logic, SQL, Data Validation, Debugging, User Interface (UI)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Splunk, Interactive Data Visualization, Data Storytelling, Pivot Tables And Charts, Data Presentation, Dashboard, Ad Hoc Reporting, Data Modeling, Data Visualization Software, Performance Tuning
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Backlogs, Jira (Software), Sprint Planning, Agile Methodology, Agile Product Development, User Story, Data-Driven Decision-Making, Workflow Management, Prioritization, Key Performance Indicators (KPIs), Process Design, Continuous Improvement Process, Quality Assurance, Standard Operating Procedure
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: AI Workflows, ChatGPT, No-Code Development, Model Deployment, Self Service Technologies, Application Deployment, IBM Cloud, Prompt Engineering, LLM Application, Generative AI, Customer Service, Context Management, Operational Efficiency, WordPress, Scalability, Data Persistence
Beginner · Course · 1 - 3 Months

Skills you'll gain: Database Architecture and Administration, Query Languages, Data Manipulation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Test Automation, Software Testing, System Testing, Database Design, Requirements Analysis, Test Case, Automation, Test Data, Enterprise Application Management, Databases, Application Design, Role-Based Access Control (RBAC)
Beginner · Course · 1 - 4 Weeks

Northwestern University
Skills you'll gain: Leadership, Negotiation, Organizational Leadership, Teamwork, Leadership Development, Leadership and Management, Team Management, Team Building, People Development, Collaboration, Professional Development, Employee Coaching, Personal Development, Emotional Intelligence, Decision Making, Goal Setting
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Scalability, Performance Tuning, .NET Framework, C# (Programming Language), System Programming, Application Performance Management, C (Programming Language), Debugging, Data Structures, Object Oriented Programming (OOP), Software Engineering, Interoperability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Vulnerability Management, Vulnerability Assessments, Continuous Monitoring, Cloud Security, Threat Detection, Verification And Validation, Issue Tracking, Security Software, Data Pipelines, Data Import/Export
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Infographics, Storyboarding, Canva (Software), Prompt Engineering, Copywriting, Generative AI, Content Creation, Marketing Strategies, Blogs, Collaborative Software, AI Enablement, ChatGPT, MarTech, Graphic Design, Multimedia, Graphic and Visual Design, Brand Awareness, Artificial Intelligence, Search Engine Optimization, Machine Learning
Intermediate · Specialization · 1 - 3 Months

SkillsBooster Academy
Skills you'll gain: Prompt Engineering, Microsoft Copilot, Vibe coding, Generative AI Agents, GitHub, AI Workflows, Software Development Tools, Application Development, Artificial Intelligence, Generative AI, AI Personalization, Code Review, Responsible AI, Software Development, Front-End Web Development, Design Software, React.js, Software Engineering, Web Development, Javascript
Beginner · Course · 1 - 3 Months

Skills you'll gain: PHP (Scripting Language), Web Applications, Web Development, Web Design, Full-Stack Web Development, User Interface (UI), User Centered Design, Email Automation, Hypertext Markup Language (HTML), Server Side, Cascading Style Sheets (CSS), Development Environment
Beginner · Course · 1 - 4 Weeks