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: jQuery, Javascript and jQuery, Animations, Debugging, UI Components, Event-Driven Programming, Responsive Web Design, Web Applications, Interactive Design, HTML and CSS, Data Validation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Google Docs, Google Workspace, Email Automation, Collaborative Software, Action Oriented, Calendar Management, Document Management, Version Control
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Computer Graphics, Visualization (Computer Graphics), Image Quality, Animations, Color Theory
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Extract, Transform, Load, Data Integration, Databases, Data Warehousing, Data Import/Export, Data Migration, Data Manipulation, Data Mapping, Software Installation, Data Transformation, Version Control
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Keras (Neural Network Library), Convolutional Neural Networks, Transfer Learning, Model Evaluation, Image Analysis, Computer Vision, Deep Learning, Tensorflow, Applied Machine Learning, Data Preprocessing, Jupyter, Matplotlib, Visualization (Computer Graphics)
Mixed · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Email Marketing, Marketing Analytics, Campaign Management, Marketing Automation, Web Analytics, Web Content, Account Management, Dashboard, Customer Data Management, Automation, Content Management, Configuration Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Model View Controller, Software Design Patterns, Java Platform Enterprise Edition (J2EE), Web Applications, Back-End Web Development, Server Side, Data Access, Integrated Development Environments, Employee Performance Management, Registration, Databases, Authentications
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Scalability, Performance Tuning, .NET Framework, C# (Programming Language), System Programming, Application Performance Management, C (Programming Language), Debugging, Data Structures, Object Oriented Programming (OOP), Software Engineering, Interoperability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Google Cloud Platform, Cloud Computing Architecture, Cloud Security, Cloud Infrastructure, Cloud Computing, Cloud Deployment, Identity and Access Management, Data Loss Prevention, Infrastructure as Code (IaC), Scalability, Serverless Computing, Personally Identifiable Information, System Monitoring, Event-Driven Programming, Encryption, Real Time Data
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Content Performance Analysis, Web Analytics, Multimedia, Web Content, Drive Engagement, Content Marketing, Content Strategy, Content Development and Management, Analytics, Customer experience improvement, Search Engine Optimization, Performance Analysis, Data Analysis, Information Architecture, Process Improvement and Optimization, Data-Driven Decision-Making
Beginner · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: Network Troubleshooting, Dynamic Host Configuration Protocol (DHCP), Wide Area Networks, Network Support, Network Performance Management, Network Administration, System Configuration, System Monitoring, Network Protocols, Network Planning And Design, Telecommunications, Network Routing, Communication Systems, Endpoint Security, Capacity Management, Application Performance Management, Configuration Management, Scalability, Service Management
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Accountability, Team Oriented, Teamwork, Project Planning, Stakeholder Communications, Workflow Management, Team Management, Communication Strategies, Communication Systems
Beginner · Course · 1 - 4 Weeks