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: MongoDB, Data Transformation, Customer Analysis, Data Analysis, Back-End Web Development, Customer Data Management, Data Processing, NoSQL, Data Maintenance, Pandas (Python Package), Database Design, Data Validation, Financial Data, Data Import/Export, Database Management, Data Cleansing, Databases, Data Pipelines, Data Access, Query Languages
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Network Planning And Design, Microsoft Azure, Network Security, Network Troubleshooting, Network Architecture, Network Administration, Firewall, Computer Networking, Network Monitoring, Virtual Private Networks (VPN), Virtual Networking, Role-Based Access Control (RBAC), General Networking, Hybrid Cloud Computing, Data Migration
Intermediate · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Organizational Change, Change Management, Organizational Leadership, Business Leadership, Organizational Development, Team Leadership, Leadership, Communication Strategies, Organizational Effectiveness, Organizational Structure, Strategic Leadership, Cross-Functional Team Leadership, Team Management, Influencing, Empowerment, Culture, Innovation, Decision Making
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Database Administration, Database Management, Interactive Data Visualization, Databases, Database Design, Relational Databases, Data Sharing
Intermediate · Guided Project · Less Than 2 Hours

Niel Asher Education
Skills you'll gain: Manual Therapy, Athletic Training, Respiratory Therapy
Advanced · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Platform As A Service (PaaS), Containerization, Serverless Computing, Cloud Platforms, Docker (Software), Cloud Management, Cloud Computing Architecture, Cloud Computing, Information Management, Cloud Infrastructure, Cloud Security, Cloud Deployment, Application Deployment, Model Deployment, DevOps, Amazon Web Services, Data Management, Database Management Systems, Microservices, Machine Learning
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Unity Engine, Game Design, Video Game Development, Artificial Intelligence, Simulations, Object Oriented Programming (OOP), C# (Programming Language), Software Design Patterns, Debugging
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Canva (Software), Color Theory, Photo Editing, Layout Design, Design Elements And Principles, Typography, Graphic Design, Content Creation, Content Marketing, Digital Marketing
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Software-Defined Networking, Network Architecture, Network Planning And Design, Wide Area Networks, Virtual Private Networks (VPN), Network Administration, Network Security, Network Performance Management, Firewall, Cloud Deployment, Network Routing, Encryption
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Cross Platform Development, Program Development, Computer Programming, Software Engineering, Python Programming, Software Installation, Web Development, Software Design
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Application Deployment, React.js, Event-Driven Programming, User Interface (UI), Web Applications, Application Development, Web Development, Cascading Style Sheets (CSS), Javascript, JSON, Debugging
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Case Studies, Team Management, Accountability, Leadership and Management, Virtual Teams, Team Building, Collaboration, Leadership, Communication, Workforce Management, Productivity, Employee Engagement, Adaptability
Intermediate · Course · 1 - 4 Weeks