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: Oracle Databases, Oracle SQL Developer, Database Design, Database Administration, Database Architecture and Administration, Database Management, Database Management Systems, Performance Tuning, Data Storage, SQL, Network Administration, User Accounts
Mixed · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Extensible Markup Language (XML), Extensible Languages and XML, Data Validation, Web Development Tools
★ 4.4 (14) · Intermediate · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Web Development Tools, Web Development, Hypertext Markup Language (HTML), HTML and CSS, Web Design and Development, Web Applications, Web Design, Web Servers, Development Environment, Apache, Software Development, Web Content, Front-End Web Development, Semantic Web, Information Architecture
Mixed · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Cloud Deployment, Virtual Networking
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Canva (Software), Marketing Materials, Email Marketing, Marketing Design, Promotional Materials, Online Advertising, Social Media Campaigns, Graphic Design, Content Marketing, Graphic and Visual Design, Social Media Marketing, Product Promotion, Digital Marketing, Business Communication
Beginner · Guided Project · Less Than 2 Hours

MathWorks
Skills you'll gain: Image Analysis, Matlab, Computer Vision, Medical Imaging
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Machine Learning Methods, Motion Graphics
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Application Security, Information Management, Security Controls, Configuration Management, Security Engineering, Vulnerability Assessments, Security Requirements Analysis, Cloud Security, Software Development Life Cycle, Cloud Computing, System Implementation, Program Development, Change Control
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Operational Databases, NoSQL, Real Time Data, Scalability, Database Design, Application Deployment, Data Infrastructure, Big Data, Data Manipulation, Performance Tuning, Data Modeling, Distributed Computing, Data Storage Technologies
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Test Automation, Test Script Development, Test Data, Test Case, JSON, API Testing, Scenario Testing, Mockups
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Video Editing, Adobe Photoshop, Photo Editing, Post-Production, Adobe Creative Cloud, Image Quality, Creative Design, Color Theory, Photography
Beginner · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Exploratory Data Analysis, Data Strategy, Unstructured Data, Data-Driven Decision-Making, Data Literacy, Solution Design, Data Analysis, Needs Assessment, Gap Analysis, Requirements Analysis
Beginner · Course · 1 - 4 Weeks