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.

Fractal Analytics
Skills you'll gain: Prompt Engineering, Responsible AI, LLM Application, Generative AI Agents, Human Resources, AI Enablement, Information Privacy, Human Resource Policies, Employee Surveys, Interviewing Skills, Recruitment, Employee Onboarding, Employee Engagement, Talent Acquisition, Compliance Management
Intermediate · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: TypeScript, Javascript, Object Oriented Programming (OOP), Software Design Patterns, API Design, Programming Principles, Web Development Tools, Data Structures, Development Environment, Maintainability, Debugging
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, HTML and CSS, Web Design and Development, Cascading Style Sheets (CSS), Front-End Web Development, Application Deployment, Mobile Development
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Financial Modeling, Variance Analysis, Key Performance Indicators (KPIs), Bookkeeping, Financial Forecasting, Revenue Forecasting, Budget Management, Financial Statement Analysis, Business Reporting, Dashboard, Capital Budgeting, Financial Controls, Financial Reporting, Financial Analysis, Process Improvement, Financial Services, Financial Data, Investments, Predictive Analytics, Data-Driven Decision-Making
Intermediate · Specialization · 3 - 6 Months

Arizona State University
Skills you'll gain: Usability, Usability Testing, User Experience Design, Human Computer Interaction, Human Centered Design, User Interface (UI), User Research, Data Collection, Research Design, Research Methodologies, Qualitative Research, Experimentation, Case Studies
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Program Management, Agile Methodology, Business Planning, Project Planning, Innovation, Diagram Design, Strategic Planning, Procurement, Process Development
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Back-End Web Development, Server Side, Middleware, Authentications, API Design, Application Programming Interface (API), User Accounts, Databases, JavaScript Frameworks, Scalability, GitHub, Development Environment, Data Validation
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Earned Value Management, Configuration Management, Communication Planning, Project Controls, Project Risk Management, Project Management, Risk Management, Communication Strategies, Conflict Management, Quality Assurance and Control, Business Risk Management, Project Performance, Stakeholder Communications, Communication, Quality Management, Performance Measurement, Cross-Functional Collaboration
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Computational Logic, Mathematical Modeling, System Requirements, Functional Requirement, Theoretical Computer Science, Verification And Validation, Control Systems, Network Model, Systems Analysis, Automation, Mechanical Engineering, Real-Time Operating Systems, Agentic systems, Differential Equations, Safety Assurance, Robotics, Artificial Intelligence, Linear Algebra, Algorithms, Applied Mathematics
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Course Development, Learning Management Systems, Information Architecture, Content Management, Design
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: ASP.NET, Restful API, Web Development, Object-Relational Mapping, Web Applications, User Accounts, Data Integrity, Single Sign-On (SSO), Application Programming Interface (API), Authentications, Back-End Web Development, Performance Tuning, Authorization (Computing), Identity and Access Management, Data Validation, Model View Controller, Database Management, Multi-Factor Authentication, Data Security
Intermediate · Course · 1 - 4 Weeks

University of Leeds
Skills you'll gain: Logical Reasoning, Computational Logic, Computational Thinking, Algorithms, Theoretical Computer Science, Artificial Intelligence, Cryptography, Graph Theory
Beginner · Course · 1 - 4 Weeks