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: Model Evaluation, PySpark, Apache Spark, Logistic Regression, Predictive Modeling, Applied Machine Learning, Unsupervised Learning, Decision Tree Learning, Predictive Analytics, Random Forest Algorithm, Regression Analysis, Classification Algorithms, Machine Learning Algorithms, Data Pipelines
Mixed · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Microsoft Access, Relational Databases, Database Design, Database Management, Data Integrity, Databases, Data Validation, Database Software, Query Languages, Microsoft 365, Data Management, Microsoft Office, Data Presentation, Productivity Software, User Interface (UI), User Interface (UI) Design
Mixed · Course · 1 - 3 Months

Skills you'll gain: Data Preprocessing, Data Transformation, Feature Engineering, Pandas (Python Package), Text Mining, Predictive Modeling, Scikit Learn (Machine Learning Library), Python Programming, Data Analysis, Machine Learning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Computer Vision, Python Programming, Image Analysis, Real Time Data, Classification Algorithms, Development Environment, Deep Learning, Software Installation, Algorithms
Beginner · Course · 3 - 6 Months

Skills you'll gain: AI Workflows, Salesforce, AI Security, Responsible AI, Data Ethics, AI Enablement, Customer Relationship Management, Generative AI, Predictive Modeling, Data Security, Data Modeling, Large Language Modeling
Intermediate · Course · 1 - 3 Months

Skills you'll gain: JavaScript Frameworks, Vue.JS, Front-End Web Development, Responsive Web Design, React.js, Web Development Tools, Application Programming Interface (API), HTML and CSS, Angular, Cascading Style Sheets (CSS), Javascript
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Server Side, Web Applications, Javascript, JSON, Node.JS, PHP (Scripting Language), Restful API, Application Programming Interface (API), Extensible Markup Language (XML), Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), User Interface (UI)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Order Management, ASP.NET, .NET Framework, Authentications, User Interface and User Experience (UI/UX) Design, User Interface (UI), User Accounts, Authorization (Computing), E-Commerce, Bootstrap (Front-End Framework), Payment Systems, Payment Processing and Collection, Model View Controller, Debugging
Intermediate · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Cloud Security, AWS Identity and Access Management (IAM), Identity and Access Management, Incident Response, Computer Security Incident Management, Cloud Computing, Network Security, Data Security, Cloud Platforms, Cloud Computing Architecture, Application Security, Cloud Services, Encryption, Firewall, Virtual Networking, Security Controls, Continuous Monitoring
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Organizational Skills, Project Management Software, Project Coordination, Workflow Management, Project Management, User Accounts
Beginner · Guided Project · Less Than 2 Hours
University of Colorado Boulder
Skills you'll gain: Basic Electrical Systems, electromagnetics, Mathematical Modeling, Education Software and Technology, Simulations, Physics, Experimentation, Scientific Visualization
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Programming Principles, Data Import/Export, Integrated Development Environments, Debugging, File Management
Beginner · Course · 3 - 6 Months