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 Maryland, College Park
Skills you'll gain: Hardware Design, Security Engineering, Computer Hardware, Hardware Architecture, Threat Modeling, Threat Detection, Cybersecurity, Application Specific Integrated Circuits, Exploit development, Cryptography, Encryption, Exploitation techniques, Technical Design, Emerging Technologies, System Design and Implementation
Mixed · Course · 1 - 3 Months

Skills you'll gain: Application Lifecycle Management, Maintainability
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Database Design, SQL, Database Management Systems, NoSQL, Relational Databases, Data Warehousing, Database Theory, Database Architecture and Administration, Database Administration, Databases, Database Systems, Database Management, Data Modeling, Query Languages, Big Data, Database Application, Data Integrity, Data Access, Data Science, Data Analysis
Build toward a degree
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: AI Workflows, AI Orchestration, Agentic Workflows, Prompt Engineering, Generative AI Agents, AI Enablement, Agentic systems, AI Security, Prompt Patterns, Salesforce, Responsible AI, Artificial Intelligence, Application Lifecycle Management, Data Governance, Data Integration, Data Architecture, Automation, Business Requirements, Customer Relationship Management (CRM) Software, Data Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Supplier Management, Inventory Control, Procurement, Vendor Management, Inventory Management System, Cost Reduction, Performance Measurement, Purchasing, Supplier Relationship Management, Accounts Payable, Document Control, Data Integrity, Data Management, Reconciliation, Record Keeping, Financial Analysis, Spreadsheet Software
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Supplier Quality Management, Root Cause Analysis, Supplier Performance Management, Corrective and Preventive Action (CAPA), Quality Assurance, Product Quality (QA/QC), Verification And Validation, Quality Control, Risk Management, Supply Chain Management, Operational Risk, Procurement, Incident Management, Continuous Improvement Process, Process Improvement
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Secure Coding, Data Validation, Business Logic, .NET Framework, Relational Databases, Databases, Database Design, C# (Programming Language), Order Management Systems, System Testing, User Interface (UI), Event-Driven Programming, Systems Development, Debugging, Data Access, Microsoft SQL Servers, Application Development, Microsoft Visual Studio, SQL, User Interface (UI) Design
Beginner · Course · 1 - 4 Weeks

Intermediate · Course · 1 - 4 Weeks

The Hong Kong University of Science and Technology
Skills you'll gain: Cryptography, Algorithms, Theoretical Computer Science, Mathematical Theory & Analysis, Arithmetic, Computational Thinking, Public Key Cryptography Standards (PKCS), Data Structures, Applied Mathematics, Logical Reasoning, Deductive Reasoning
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Unreal Engine, Object Oriented Programming (OOP), File I/O, C++ (Programming Language), Object Oriented Design, Debugging, Computer Programming, Event-Driven Programming, Video Game Development, Unity Engine, Data Structures, C# (Programming Language), Data Storage, 3D Assets, Development Environment, Game Design, Software Documentation, Software Design Patterns, User Interface (UI), Programming Principles
Intermediate · Specialization · 3 - 6 Months

The Museum of Modern Art
Skills you'll gain: Design Thinking, Creative Thinking, Learning Styles, Learning Strategies, Empathy, Communication Strategies, Collaboration, Art History, Writing
Intermediate · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Search Engine Optimization, Search Engine Marketing, Keyword Research, Google Analytics, Web Analytics
Mixed · Course · 1 - 4 Weeks