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.

Whizlabs
Skills you'll gain: Amazon DynamoDB, NoSQL, Database Management Systems, Databases, Database Architecture and Administration, Redis, Data Store, Relational Databases, Database Management, Operational Databases, Real Time Data, Database Design, Performance Tuning, Transaction Processing, Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Splunk, Lightweight Directory Access Protocols, System Monitoring, Scripting, Dashboard, Business Intelligence, Scatter Plots, Pivot Tables And Charts, Servers, Data Visualization Software, Data-Driven Decision-Making, Software Installation, Role-Based Access Control (RBAC), Data Analysis Expressions (DAX), Data Pipelines, Authentications, Unstructured Data, Data Visualization, Windows Servers, Network Troubleshooting
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Amazon Elastic Compute Cloud, Amazon Web Services, Cloud Hosting, Front-End Web Development, React.js, Javascript, Web Development Tools, Full-Stack Web Development, Web Applications, Cloud Security, Hypertext Markup Language (HTML)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: 3D Modeling, Computer Graphics, Visualization (Computer Graphics), Computer Graphic Techniques, Virtual Environment, Color Theory
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Predictive Modeling, Data Visualization, Data Presentation, Data-Driven Decision-Making, Advanced Analytics, Business Analytics, AI Enablement, Business Reporting, Global Marketing, User Feedback, Regional Sales, Presentations, Key Performance Indicators (KPIs), Law, Regulation, and Compliance
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Convolutional Neural Networks, Tensorflow, Image Analysis, Computer Vision, NumPy, Data Processing, Feature Engineering, Google Cloud Platform, Cloud Computing
Intermediate · Project · Less Than 2 Hours

Coursera
Skills you'll gain: Social Media Marketing, Social Media Campaigns, Social Media Content, Social Media, Facebook, Marketing Materials, Advertising, Data Visualization, Graphic Design, User Accounts
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Real Time Data, Kibana, Query Languages, Data Modeling, Distributed Computing, SQL, NoSQL, Scalability, JSON, Performance Tuning, Text Mining, System Configuration, Geospatial Information and Technology
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Presentations, Business Writing, Sales Presentation, Marketing Materials, Business Planning, Product Demonstration, Price Negotiation, Marketing Design, Business Strategy, Entrepreneurship
Beginner · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: JUnit, Unit Testing, Software Testing, Development Testing, Java, Test Case, Integration Testing, Test Automation, Test Driven Development (TDD)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: User Experience Design, Persona (User Experience), User Experience, Design Research, User Research, User Centered Design, Usability, User Flows, Persona Development, Qualitative Research, Process Mapping, Design Software, Collaborative Software
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: 3D Modeling, 3D Assets, Computer Graphic Techniques, Virtual Environment, Visualization (Computer Graphics), Computer Graphics, Performance Tuning, Image Quality, Technical Design, Graphical Tools, Design Elements And Principles, Design, Creative Design, Aesthetics
Intermediate · Course · 3 - 6 Months