Object Oriented Programming courses can help you learn core concepts like classes, objects, inheritance, and polymorphism. You can build skills in designing robust software architectures, implementing design patterns, and writing reusable code. Many courses introduce tools such as Java, Python, and C++, which are commonly used in software development, enabling you to apply your knowledge in practical coding projects. Additionally, you may explore frameworks that enhance object-oriented principles, further enriching your programming toolkit.

University of Colorado Boulder
Skills you'll gain: Power Electronics, Electrical Power, Electrical Systems, Electrical Engineering, Simulation and Simulation Software, Estimation, Simulations, Matlab, Engineering Calculations, Mathematical Software, Numerical Analysis, Mathematical Modeling, Electronic Components, Scenario Testing, Algorithms
★ 4.9 (105) · Intermediate · Course · 1 - 3 Months

Scrimba
Skills you'll gain: GitHub Copilot, Vibe coding, Model Context Protocol, GitHub, Code Review, AI Personalization, Prompt Engineering, Context Management, Agentic Workflows, Software Development, Web Development
★ 4.5 (41) · Intermediate · Course · 1 - 3 Months
Skills you'll gain: Application Security, Angular, OAuth, Test Driven Development (TDD), Cryptography, Web Components, Data Validation, Unit Testing, Vue.JS, Development Testing, Data Security, Authentications, Encryption, Authorization (Computing), HTML and CSS, Hypertext Markup Language (HTML), Web Applications, Javascript, Security Strategy, Computer Programming
★ 4.3 (102) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Microsoft Power Platform, Microsoft Power Automate/Flow, No-Code Development, Process Design, Business Process Automation, Application Development, Process Modeling, Application Design, Automation, Business Process, Data Integration, Data Modeling, Identity and Access Management
★ 3.7 (73) · Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: ASP.NET, Frontend Integration, API Design, Middleware, Application Frameworks, Object-Relational Mapping, Model View Controller, Cascading Style Sheets (CSS)
★ 4.2 (49) · Beginner · Specialization · 1 - 3 Months

Microsoft
Skills you'll gain: Web Scraping, Scripting, Test Script Development, Version Control, GitHub, Unstructured Data, Git (Version Control System), Scripting Languages, Automation, Shell Script, Email Automation, Unit Testing, File Systems, File I/O, Command-Line Interface, File Management, Cloud API, Restful API, Application Programming Interface (API), Productivity
★ 3.7 (52) · Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Test Driven Development (TDD), Unit Testing, Development Testing, Software Testing, Debugging, Software Development, Python Programming
★ 4.4 (61) · Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Statistical Inference, Statistical Modeling, Regression Analysis, Data Ethics, Statistical Methods, Statistical Hypothesis Testing, Data Science, R Programming, Statistical Programming, Statistical Analysis, Predictive Modeling, Predictive Analytics, Probability & Statistics, Correlation Analysis, Model Evaluation, Plot (Graphics)
★ 4.3 (40) · Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Image Analysis, Event-Driven Programming, Scalability, Digital Signal Processing, Distributed Computing, C++ (Programming Language), Program Development, Performance Tuning, Data Structures, Memory Management, Algorithms
★ 3.4 (30) · Intermediate · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: Android Development, Software Testing, Mobile Development, Java, Development Testing, Unit Testing, Application Development, Integration Testing, Event-Driven Programming, User Interface (UI), Data Persistence
★ 4.4 (69) · Mixed · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Cascading Style Sheets (CSS), GitHub, HTML and CSS, Version Control, Git (Version Control System), Microsoft Copilot, Web Development, Web Design and Development, Web Content Accessibility Guidelines, Responsive Web Design, Hypertext Markup Language (HTML), Javascript, Web Design, Front-End Web Development, Web Development Tools, JSON, Semantic Web
★ 4.1 (50) · Beginner · Course · 1 - 3 Months

University of Leeds
Skills you'll gain: Robotics, Automation, Automation Engineering, Artificial Intelligence, Manufacturing and Production, Engineering, Data Ethics, Biomedical Engineering, Computer Programming
★ 4.6 (60) · Beginner · Course · 1 - 4 Weeks