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: Load Balancing, Microsoft Azure, Cloud Infrastructure, Virtual Networking, Network Architecture, Network Planning And Design, Network Infrastructure, Cloud Computing Architecture, Network Administration, General Networking, Firewall, Network Security, Cloud Management, IT Automation, Data Migration, Virtual Machines, Microsoft SQL Servers, Performance Tuning, Scalability, Database Architecture and Administration
★ 5 (15) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Timelines, Project Schedules, Database Design, Workflow Management, Milestones (Project Management), Project Management Software, Database Software, Databases, Relational Databases, Database Management, Client Services, Productivity Software, Project Management, Client Support, Process Management, Collaborative Software, Project Documentation, Process Improvement and Optimization
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Extensible Markup Language (XML), Ajax, Extensible Languages and XML, Web Design and Development, Java Platform Enterprise Edition (J2EE), jQuery, Data Validation, Web Applications, Scripting Languages, Web Development, Javascript and jQuery, Hypertext Markup Language (HTML), Middleware, Model View Controller, Javascript, Interoperability, Java, Cascading Style Sheets (CSS), Computer Graphic Techniques, Scalability
★ 4.5 (73) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Istio, Microservices, Containerization, Docker (Software), Kubernetes, Application Deployment, Software Architecture, Service Oriented Architecture, Application Performance Management, Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: iOS Development, Apple iOS, Responsive Web Design, Swift Programming, Mobile Development, User Interface (UI) Design, User Interface (UI), UI Components
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Unreal Engine, User Interface and User Experience (UI/UX) Design, UI Components, User Interface (UI) Design, Video Game Development, Game Design, Computer Graphics, Code Reusability, No-Code Development, Virtual Environment, Scripting, Event-Driven Programming, Computational Logic, Data Structures
Beginner · Course · 3 - 6 Months

Skills you'll gain: Embedded Systems, Embedded Software, Electronic Systems, Electronic Hardware, Hardware Design, Electronic Components, USB, Machine Controls, Data Storage Technologies, Control Systems, Automation Engineering, Electronics, Program Development, Data Storage, Data Persistence, Environmental Monitoring, Prototyping, Programming Principles, Display Devices, C (Programming Language)
Intermediate · Course · 3 - 6 Months

Skillshare
Skills you'll gain: Photo Editing, Photography, Image Quality, Typography, Editing, Photo/Video Production and Technology, Computer Graphic Techniques, Post-Production, Visual Storytelling, Graphics Software, Graphic Design, Color Theory, Software Installation, Color Matching, Automation
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: NoSQL, Operational Databases, Data Migration, Database Administration, Database Architecture and Administration, Relational Databases, PostgreSQL, Database Management, Database Design, SQL, Database Systems, Google Cloud Platform, Data Store, Databases, Distributed Computing, MySQL, Database Management Systems, System Configuration, Data Access, Disaster Recovery
Intermediate · Specialization · 1 - 3 Months

Automatic Data Processing, Inc. (ADP)
Skills you'll gain: Oral Expression, Growth Mindedness, Communication, Positivity, Recognizing Others, Personal Development, Self-Awareness, People Development, Collaboration, Emotional Intelligence, Teamwork, Adaptability, Problem Solving
★ 4.7 (7) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Systems Architecture, AI Integrations, Cloud Deployment, Systems Design, Model Deployment, System Design and Implementation, Solution Architecture, Cloud Computing Architecture, Scalability, Artificial Intelligence and Machine Learning (AI/ML), Model Training, Systems Integration, Cloud Management, Distributed Computing, Cloud Services, Performance Tuning, Application Programming Interface (API), Restful API, Requirements Analysis, Business Requirements
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Augmented Reality, Augmented and Virtual Reality (AR/VR), User Experience, Virtual Reality, User Experience Design, UI/UX Strategy, User Interface and User Experience (UI/UX) Design, Experience Design, Usability, Human Computer Interaction, Virtual Environment, Interaction Design, User Interface (UI), Display Devices, User Research
Beginner · Course · 1 - 4 Weeks