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.

University of Pittsburgh
Skills you'll gain: Web Services, Cloud Computing, Cloud Computing Architecture, Cloud Storage, Cloud Infrastructure, Cloud Applications, Google Cloud Platform, Flask (Web Framework), Distributed Computing, Containerization, Software Architecture, Docker (Software), Virtualization, Restful API, JSON, Microservices, Scalability, Extensible Markup Language (XML), API Design, Computer Architecture
Build toward a degree
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Data Governance, Data Management, Business Analytics, Analytics, Data Quality, Data Ethics, Data Analysis, Business Intelligence, Big Data, Organizational Structure, Data-Driven Decision-Making, Data Access, Relational Databases, SQL, Data Storage, Cloud Computing
Beginner · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Project Scoping, Project Management, Scope Management, Project Risk Management, Team Oriented, Agile Project Management, Project Planning, Leadership and Management, Risk Management, Team Leadership, Leadership, Leadership Development, Microsoft Office, Microsoft Excel, Microsoft Word
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Performance Testing, Test Planning, Test Tools, Test Data, Apache, Test Execution Engine, Virtual Environment, Software Installation
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: CI/CD, C# (Programming Language), Azure DevOps, Load Balancing, Continuous Integration, Role-Based Access Control (RBAC), Scalability, Object Oriented Programming (OOP), Authentications, ASP.NET, Debugging, SQL, Microsoft Copilot, .NET Framework, Relational Databases, Database Management, Graph Theory, Back-End Web Development, Program Development, Data Structures
Beginner · Professional Certificate · 3 - 6 Months

Coursera
Skills you'll gain: Simulations, Data-oriented programming, Plot (Graphics)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: PyTorch (Machine Learning Library), Distributed Computing, Data Pipelines, Performance Tuning, MLOps (Machine Learning Operations), Deep Learning, AI Workflows, Model Deployment, Scalability, LLM Application, Hardware Architecture, Machine Learning, Computer Architecture
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Business Writing, Business Correspondence, Business Communication, Writing, Organizational Skills, Concision, Writing and Editing, Proofreading, Grammar, Communication, Editing, Organizational Strategy, Persuasive Communication, Verbal Communication Skills, Communication Strategies
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Specialized Accounting, Accounting Records, Cost Estimation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Risk Management Framework, Cyber Security Strategy, Cyber Threat Intelligence, Threat Modeling, Security Strategy, Security Awareness, Cybersecurity, Security Engineering, IT Security Architecture, Zero Trust Network Access, Threat Management, Human Factors (Security), Security Controls, Threat Detection, Network Security, Information Systems Security, Incident Response, Enterprise Security, Continuous Monitoring
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Environmental Social And Corporate Governance (ESG), International Finance, Business Modeling, Business Strategy, Governance, Corporate Finance, Capital Budgeting, Portfolio Management, Business Economics, Corporate Strategy, Financial Management, Private Equity, Market Dynamics, Economics, Investments, Financial Analysis, Real Estate, Asset Management, Performance Measurement, Business Risk Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Music Theory, Instrumental Music, Musical Composition, Music, Media Production, Creativity
Beginner · Course · 1 - 3 Months