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.

Scrimba
Skills you'll gain: Cascading Style Sheets (CSS), HTML and CSS, Front-End Web Development, Javascript, Responsive Web Design, Maintainability
Intermediate · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Supervised Learning, Unsupervised Learning, Generative Adversarial Networks (GANs), Deep Learning, Image Analysis, Machine Learning Algorithms, Applied Machine Learning, Python Programming, Machine Learning, Artificial Neural Networks, Model Evaluation, Data Processing, Classification Algorithms, Computer Vision, Predictive Modeling, Computer Programming, Regression Analysis
Beginner · Course · 1 - 4 Weeks

Oracle
Skills you'll gain: Cloud Applications, Oracle Cloud, Application Development, Application Design, Oracle Databases, Authentications, Application Security, Authorization (Computing), UI Components, Data Import/Export, Interactive Data Visualization
Beginner · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Asset Management, Intellectual Property, Data Quality, Information Management, Digital Assets, Business Valuation, Information Systems, Management Information Systems, Data Governance, Enterprise Modeling, Business Metrics, Accounting, Organizational Structure, Innovation, Data Analysis, Big Data
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Linux, Scripting, Linux Administration, Operating System Administration, Data Persistence, Shell Script, Unix Shell, Systems Administration, IT Automation, Command-Line Interface, Cloud Hosting, Object-Relational Mapping, YAML, Python Programming, File Transfer Protocol (FTP), Network Administration, OS Process Management, File Management
Mixed · Course · 1 - 3 Months

Skills you'll gain: Model Evaluation, OpenAI API, Data Preprocessing, OpenAI, Large Language Modeling, Real Time Data, Data Manipulation, Generative AI, Python Programming, Unstructured Data, Performance Metric, Machine Learning, JSON
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Postman API Platform, Application Programming Interface (API), Software Testing, Restful API, Development Environment, Collaborative Software, Web Applications, JSON, Data Import/Export, Authentications
Beginner · Course · 1 - 3 Months

Skills you'll gain: Restful API, Application Programming Interface (API), Node.JS, Software Documentation, Web Services, Middleware, Authentications, JSON, Web Frameworks, Server Side, Web Applications, Back-End Web Development, Authorization (Computing)
Mixed · Course · 1 - 4 Weeks
Skills you'll gain: Web Content Accessibility Guidelines, Compliance Auditing, Compliance Management, Regulatory Compliance, Case Studies, Usability, Web Design, User Interface (UI), Auditing, Web Development Tools, Automation, Consulting, Test Tools, Gap Analysis, Stakeholder Communications, Prioritization
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: IT Security Architecture, Threat Modeling, Application Security, Cloud Deployment, Cloud Computing Architecture, Cloud Computing, Cloud Services, Security Engineering, Cloud Security, Systems Architecture, Information Systems Security, Security Controls, Secure Coding, Public Cloud, Threat Management, Software As A Service, Infrastructure As A Service (IaaS), Computer Security, Threat Detection, Role-Based Access Control (RBAC)
Advanced · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Tax Compliance, Partnership Accounting, Income Tax, Corporate Tax, Tax Laws, Tax Planning, Ethical Standards And Conduct, Organizational Structure, Strategic Decision-Making, Business Analysis
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Ethics, Dashboard, Power BI, Business Intelligence, Interactive Data Visualization, Data Presentation, Data Visualization, Data Storytelling, Data Visualization Software, Data-Driven Decision-Making, Business Reporting, Business Analytics, Data Analysis Expressions (DAX), Data Security, Data Management, Key Performance Indicators (KPIs), Data Analysis, Performance Analysis, Performance Tuning
Beginner · Course · 1 - 3 Months