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.

Skills you'll gain: Microservices, Redis, API Design, Docker (Software), Software Design, .NET Framework, Software Architecture, Software Design Patterns, Containerization, Restful API, Integration Testing, Distributed Computing, PostgreSQL, Data Validation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Human Resources Management and Planning, HR Tech, Human Resource Strategy, Performance Analysis, AI Integrations, Performance Metric, Data Ethics, Change Management, Return On Investment, Goal Setting
Beginner · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Agile Methodology, Web Design and Development, React.js, Web Design, User Interface (UI) Design, User Interface and User Experience (UI/UX) Design, Agile Software Development, Web Content Accessibility Guidelines, Front-End Web Development, Web Development, User Experience Design, Wireframing, Web Applications, HTML and CSS, Application Deployment, Software Development Methodologies, UI Components, Interactive Design, JavaScript Frameworks, Cascading Style Sheets (CSS)
Beginner · Course · 1 - 3 Months

Skills you'll gain: AI Workflows, Agentic Workflows, AI Orchestration, Agentic systems, Generative AI Agents, Prompt Patterns, OpenAI, LLM Application, Artificial Intelligence and Machine Learning (AI/ML), Tool Calling, OpenAI API, Software Design Patterns, Development Environment, Application Programming Interface (API), Large Language Modeling
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Adobe Photoshop, Journals, Creative Design, Creativity, Design Strategies, Design, Graphic and Visual Design, Graphics Software, Graphic Design, Visual Storytelling, File Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Internet Of Things, Prototyping, PIC Microcontrollers, Embedded Systems, Information Technology Architecture, USB, Program Development, Field-Programmable Gate Array (FPGA), System Configuration, Software Development, Power Electronics, Microarchitecture, Software Development Tools, Basic Electrical Systems, Electrical Wiring, Electrical Equipment, Electrical Power, Memory Management, Project Planning, Electric Power Systems
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Journey Mapping, User Experience, Design Research, Design Strategies, UI/UX Strategy
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Unreal Engine, Animations, Animation and Game Design, 3D Assets, Video Game Development, Visualization (Computer Graphics), Computer Graphic Techniques, Computer Graphics
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Infrastructure, Application Deployment, Kubernetes, Cloud Engineering, Google Cloud Platform, Google App Engine, Microservices, Cloud Computing Architecture, Cloud Deployment, CI/CD, Cloud-Native Computing, Site Reliability Engineering, Cloud Computing, Cloud Applications, Service Level, Cloud Security, Restful API, Continuous Integration, Network Architecture, DevOps
★ 4.7 (127) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Android Studio, Android Development, Kotlin, Mobile Development, UI Components, Relational Databases, PostgreSQL, Application Design, Database Design, Database Development, Databases, User Interface (UI), User Interface and User Experience (UI/UX) Design, User Interface (UI) Design, Frontend Performance, Maintainability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: 3D Modeling, 3D Assets, Autodesk, Visualization (Computer Graphics), Computer Graphics, Model Optimization, Computer Graphic Techniques, Fine-tuning, Editing
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Web Analytics and SEO, Web Design, Web Design and Development, Content Management Systems, E-Commerce, Blogs, Web Content, Information Architecture, Content Management, Style Guides, Design Elements And Principles, Role-Based Access Control (RBAC), Cloud-Based Integration, Payment Systems
Intermediate · Course · 1 - 3 Months