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: Node.JS, API Gateway, MySQL, Restful API, MongoDB, Microservices, NoSQL, Object-Relational Mapping, Application Programming Interface (API), Database Design, Relational Databases, Unit Testing, SQL, Databases, Data Persistence, Server Side, Application Deployment, Javascript, Software Documentation, Data Modeling
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: AI Security, LLM Application, Cyber Security Assessment, Large Language Modeling, Continuous Monitoring, Security Testing, Responsible AI, Threat Modeling, Vulnerability Assessments, Prompt Engineering, Security Controls, Penetration Testing, Vulnerability Scanning, Security Strategy, AI Personalization, Scenario Testing, System Implementation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Software Design Patterns, Object Oriented Programming (OOP), Javascript, Maintainability, Application Design, Scripting Languages, Event-Driven Programming, Prototyping, Context Management
Advanced · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Data Structures, Algorithms, Theoretical Computer Science, Programming Principles, Pseudocode, Computational Thinking, Analysis, Python Programming
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Brand Awareness, Brand Management, Canva (Software), Brand Strategy, Branding, Brand Marketing, Logo Design, Social Media, Social Media Strategy, Social Media Campaigns, Target Audience, Social Media Marketing, Style Guides, AI Personalization, Email Marketing, Data Presentation, Digital Marketing, Generative AI, Marketing Analytics, Content Creation
Intermediate · Specialization · 3 - 6 Months
Skills you'll gain: AI Security, Mobile Security, Model Deployment, Mobile Development, Continuous Monitoring, Application Security, Threat Modeling, Apple iOS, Security Requirements Analysis, System Monitoring, Encryption, Threat Management, Security Management, Information Privacy, Program Implementation
Intermediate · Course · 1 - 4 Weeks

California Institute of the Arts
Skills you'll gain: Graphic Design, Typography, Graphic and Visual Design Software, Adobe Creative Cloud, Design Elements And Principles, Adobe Photoshop, Adobe Illustrator, Design Software, Color Theory, Layout Design, Image Quality, Creativity
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Restful API, Docker (Software), Git (Version Control System), Flask (Web Framework), Application Programming Interface (API), Authentications, Application Deployment, Database Management, Cloud Deployment, JSON, Object-Relational Mapping, API Testing, Programming Principles, Python Programming, Object Oriented Programming (OOP), Data Structures
Intermediate · Course · 1 - 3 Months

Skills you'll gain: DevOps, Cloud Deployment, Amazon Elastic Compute Cloud, Technical Analysis, Real Time Data
Advanced · Course · 1 - 3 Months

Coursera
Skills you'll gain: Data Science, Web Applications, Python Programming, Programming Principles, Artificial Intelligence, Computer Programming, Scientific Visualization, Game Design
Beginner · Guided Project · Less Than 2 Hours

Real Madrid Graduate School Universidad Europea
Skills you'll gain: Accident Prevention, Kinesiology, Child Development, Working With Children, Continuous Monitoring, Data-Driven Decision-Making, Endocrinology, Real Time Data, Health Education, Data Analysis, Data Collection
Beginner · Course · 1 - 4 Weeks

MathWorks
Skills you'll gain: Simulation and Simulation Software, Control Systems, Model Based Systems Engineering, Engineering Design Process, Mathematical Modeling, Engineering Analysis, Systems Analysis, Test Case, Systems Design, Performance Tuning, Automation Engineering, Matlab
Beginner · Course · 1 - 4 Weeks