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.

University of Colorado System
Skills you'll gain: Tidyverse (R Package), Clinical Data Management, Extract, Transform, Load, Data Modeling, Clinical Research, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Medical Privacy, Data Manipulation, Predictive Modeling, Database Design, Google Cloud Platform, Intensive Care Unit, Data Ethics, Data Quality, Natural Language Processing, Bioinformatics, Informatics, Text Mining, Clinical Informatics, R Programming
Intermediate · Specialization · 3 - 6 Months

Peking University
Skills you'll gain: Data Structures, Object Oriented Programming (OOP), Algorithms, C++ (Programming Language), Graph Theory, File I/O, C (Programming Language), Computational Thinking, Programming Principles, Computer Programming, Program Development, Computer Science, Information Architecture, Computer Architecture, Query Languages, Data Storage, Maintainability, Theoretical Computer Science, Software Engineering, Computational Logic
Beginner · Specialization · 3 - 6 Months

University at Buffalo
Skills you'll gain: Electrical Systems, Building Codes, Electrical Wiring, Construction Inspection, HVAC, Building Design, Basic Electrical Systems, Electrical Power, Engineering Calculations, Architectural Design, System Requirements, Electrical Safety, Mechanical Design, Energy and Utilities, Architectural Engineering, Land Development, Semiconductors, Cost Benefit Analysis, Design Reviews, Submittals (Construction)
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Python Programming, Algorithms, Computer Programming, Theoretical Computer Science, Linear Algebra, Mathematics and Mathematical Modeling, Computer Science, Algebra, Object Oriented Programming (OOP), IBM Cloud, Scripting, Probability, Artificial Intelligence and Machine Learning (AI/ML), Data Processing, Mathematical Modeling, Data Structures, Data Manipulation, Probability & Statistics, Applied Mathematics, Software Installation
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Product Development, Product Management, Product Lifecycle Management, Product Roadmaps, Market Research, Microsoft 365, Product Requirements, AI Product Strategy, Cross-Functional Collaboration, Project Management Institute (PMI) Methodology, Product Strategy, Compliance Management, Competitive Analysis, Enterprise Security, Agile Methodology, Market Data, Stakeholder Management, Prioritization
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: SQL, Database Systems, Database Theory, Database Management, Query Languages, Database Design, Relational Databases, Database Administration, Database Application, Data Access, Data Science, Data Analysis, Data Manipulation, Data Modeling, Data Integrity
Build toward a degree
Beginner · Course · 1 - 3 Months

Georgia Institute of Technology
Skills you'll gain: Business Writing, Proposal Writing, Business Correspondence, Presentations, Report Writing, Writing, Microsoft PowerPoint, Business Communication, Grammar, Peer Review, Editing
Beginner · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Data Pipelines, Data Architecture, Requirements Analysis, Amazon Web Services, Data Warehousing, Database Design, Amazon Redshift, AWS Kinesis, Data Processing, System Requirements, Performance Tuning, Security Controls, Cloud Computing, Scalability
Intermediate · Course · 1 - 4 Weeks
University of Colorado Boulder
Skills you'll gain: Google Ads, Digital Advertising, Online Advertising, Advertising, Contextual Advertising, Pay Per Click Advertising, Advertising Campaigns, Paid media, Social Media, Search Engine Marketing, Performance marketing, Marketing, Keyword Research, Search Engine Optimization, Social Media Marketing, Digital Marketing, Social Media Strategy, Social Media Campaigns, Data Ethics, Web Analytics and SEO
Beginner · Specialization · 3 - 6 Months

University of Minnesota
Skills you'll gain: Design Thinking, Process Mapping, Kanban Principles, User Experience Design, Lean Methodologies, Lean Manufacturing, Agile Software Development, Product Development, Lean Six Sigma, Process Improvement, Software Development, Software Development Methodologies, Continuous Improvement Process, Innovation, Prototyping
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Data Structures, Spring Boot, Restful API, Model View Controller, Spring Framework, Java Programming, Java, Authentications, Authorization (Computing), Microservices, Algorithms, Object Oriented Programming (OOP), Dependency Analysis
Advanced · Course · 1 - 4 Weeks

Meta
Skills you'll gain: Restful API, API Testing, Django (Web Framework), API Design, Software Documentation, Application Programming Interface (API), Authentications, Authorization (Computing), Debugging, JSON, Performance Tuning, Data Validation, Extensible Markup Language (XML)
Intermediate · Course · 1 - 4 Weeks