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.

Simplilearn
Skills you'll gain: Meta Ads Manager, Content Performance Analysis, Social Media Management, Instagram, Social Media Campaigns, Facebook, Content Scheduling, Social Media, Advertising Campaigns, Online Advertising, Social Media Analytics, Collaborative Software, Advertising, Digital Advertising, Social Media Content, Social Media Marketing, Collaboration, Content Marketing, Drive Engagement, Sales
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Azure, User Provisioning, Cloud Security, Azure Active Directory, Data Governance, DevSecOps, Data Management, IT Security Architecture, Security Information and Event Management (SIEM), Identity and Access Management, Microsoft 365, Endpoint Security, Zero Trust Network Access, Role-Based Access Control (RBAC), Multi-Factor Authentication, Authorization (Computing), Hybrid Cloud Computing, Microsoft Copilot, Encryption, Authentications
Advanced · Specialization · 1 - 3 Months

Illinois Tech
Skills you'll gain: Cloud Security, AWS Identity and Access Management (IAM), Identity and Access Management, Incident Response, Computer Security Incident Management, Cloud Computing, Network Security, Cloud Standards, Cloud Applications, Data Security, Cloud Platforms, Application Security, Cloud Services, Cloud Deployment, Encryption, Incident Management, Security Management, Firewall, Virtual Networking, Security Controls
Beginner · Course · 1 - 3 Months

SkillsBooster Academy
Skills you'll gain: Multimodal Prompts, Prompt Engineering, Prompt Patterns, Prompt Engineering Tools, Scenario Testing, AI literacy, Artificial Intelligence, Google Gemini, Image Analysis, Generative AI, AI Workflows, Anthropic Claude, ChatGPT, Productivity, Context Management, Competitive Analysis, Natural Language Processing, Ideation, Automation, Process Optimization
Beginner · Course · 1 - 3 Months

Skills you'll gain: ASP.NET, Middleware, .NET Framework, C# (Programming Language), Model View Controller, Web Development, Restful API, Web Applications, Object-Relational Mapping, Microsoft SQL Servers, Data Access, Data Validation, Data Migration
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Dashboard, Dashboard Creation, Performance Reporting, Issue Tracking, Data Visualization, Microsoft Excel, Project Management Software, Project Schedules, Agile Project Management, Project Management, Workflow Management, Analysis, Data Management
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: LLM Application, Prompt Patterns, Token Optimization, Middleware, OpenAI API, Prompt Engineering Tools, User Interface (UI), Human Computer Interaction, Interaction Design, User Interface and User Experience (UI/UX) Design, UI/UX Research, Frontend Integration, Back-End Web Development
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Environmental Monitoring, Spatial Data Analysis, GIS Software, Scientific Visualization, Geospatial Information and Technology, Geographic Information Systems, Spatial Analysis, Geospatial Mapping, Data Visualization, Environmental Science, Model Evaluation, Data Validation, Verification And Validation, Data Manipulation
Beginner · Course · 1 - 4 Weeks

University of California, Santa Cruz
Skills you'll gain: Retrieval-Augmented Generation, Model Context Protocol, Generative AI Agents, AI Integrations, Agentic systems, Context Engineering, Agentic Workflows, Application Deployment, Token Optimization, Tool Calling, LLM Application, Context Management, Enterprise Architecture, Responsible AI, Model Evaluation, Large Language Modeling, Memory Management, Routing Protocols
Beginner · Course · 1 - 3 Months

Skills you'll gain: Unity Engine, Video Game Development, Version Control, Mobile Development, Android Development, Android (Operating System), User Interface (UI) Design, User Interface (UI), C# (Programming Language), UI Components, Game Design, Git (Version Control System), Animation and Game Design, Release Management, Scripting, Animations
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), Test Script Development, Test Automation, Automation, Software Testing, Java, Test Data, Web Scraping, Java Programming, Software Design Patterns, Code Reusability, Maintainability, Object Oriented Programming (OOP), Data Validation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Market Dynamics, Environmental Social And Corporate Governance (ESG), Ethical Standards And Conduct, Governance, Business Ethics, Cost Benefit Analysis, Cost Accounting, Corporate Sustainability, Financial Data, Profit and Loss (P&L) Management, Decision Making, Management Accounting, Financial Analysis, Supply And Demand, Cost Management, Risking, Revenue Management, Strategic Decision-Making, Internal Controls, Fraud detection
Mixed · Course · 1 - 4 Weeks