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.

DeepLearning.AI
Skills you'll gain: AI Orchestration, Agentic Workflows, Generative AI Agents, Agentic systems, LLM Application, Tool Calling, Software Design Patterns
★ 4.5 (46) · Beginner · Project · Less Than 2 Hours

Skills you'll gain: Microsoft SQL Servers, Database Design, Stored Procedure, Transact-SQL, Transaction Processing, Database Development, Case Studies, SQL, SQL Server Reporting Services, Databases, Database Management, System Testing, Database Application, Relational Databases, Operational Databases, Data Integrity, Data Maintenance, Database Architecture and Administration, User Interface (UI), Server Administration
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Embedded Software, Embedded Systems, Pseudocode, Microarchitecture, Hardware Architecture, Computer Architecture, Software Systems, Software Design, System Programming, Systems Design, Software Design Patterns, Systems Integration, Programming Principles, Event-Driven Programming, System Configuration, Real Time Data, Peripheral Devices, Memory Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Interactive Data Visualization, Statistical Visualization, Tableau Software, Dashboard Creation, Data Storytelling, Spatial Data Analysis, Dashboard, Time Series Analysis and Forecasting, Advanced Analytics, R Programming, Business Intelligence, Data Mapping, Data Modeling, Performance Reporting, Key Performance Indicators (KPIs), Operational Performance Management, Python Programming, Interaction Design, Requirements Elicitation, Version Control
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: User Interface (UI), UI/UX Research, User Research, User Interface (UI) Design, User Interface and User Experience (UI/UX) Design, Design Research, Prototyping, Usability, Figma (Design Software), Web Content Accessibility Guidelines, User Experience, User Experience Design, Interactive Design, Digital Design, User Centered Design, Design, Experience Design, Usability Testing, Design Strategies, Human Centered Design
★ 4.7 (30) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Instagram, Design Elements And Principles, Graphic and Visual Design, Photography, Photo Editing, Driving engagement, Photo/Video Production and Technology, Social Media Content, Branding, Brand Marketing, Image Quality
Beginner · Course · 1 - 4 Weeks

Ball State University
Skills you'll gain: Cryptography, Application Security, Encryption, Authentications, Cybersecurity, Cryptographic Protocols, Data Encryption Standard, Advanced Encryption Standard (AES), Email Security, Network Security, Information Systems Security, Secure Coding, Key Management, Application Development, Public Key Infrastructure, Network Protocols, Data Integrity
★ 5 (6) · Intermediate · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: User Experience Design, Web Design
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft PowerPoint, Animations, Motion Graphics, Visual Storytelling, 3D Assets, Graphic and Visual Design, Design
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Operational Databases, Database Architecture and Administration, Relational Databases, Database Design, Database Management, Data Migration, Google Cloud Platform, Distributed Computing, Data Storage Technologies, Disaster Recovery, Performance Tuning, Scalability, Data Integrity, Cloud Deployment, Capacity Management, Transaction Processing, IT Automation, System Monitoring, Continuous Monitoring
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Style Guides, Visual Design, Graphic and Visual Design, Graphic Design, Design Elements And Principles
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Test Case, Test Script Development, Test Planning, Test Automation, Test Engineering, Continuous Integration, Test Tools, CI/CD, Software Quality Assurance, Continuous Delivery, Quality Assurance, Software Quality (SQA/SQC), Software Engineering Tools
Beginner · Course · 1 - 4 Weeks