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.

Siemens
Skills you'll gain: Safety Standards, Automation Engineering, Machine Controls, Mechanical Design, Product Automation, Manufacturing Standards, Automation, Equipment Design, Robotic Process Automation, Control Systems, Engineering, Manufacturing and Production, Industrial Engineering, Performance Testing, Safety and Security, Human Machine Interfaces, Computer Programming, Programming Principles, Human Factors
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Scripting, Programming Principles, Computer Programming, Python Programming, Command-Line Interface, Microsoft Visual Studio, Development Environment, Debugging
Beginner · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Internet Of Things, Big Data, Wireless Networks, Predictive Analytics, Applied Machine Learning, Data-Driven Decision-Making, Environmental Monitoring, Sustainable Technologies, Machine Controls, Real Time Data, Automation, Data Analysis, Data Collection
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Agile Methodology, Scrum (Software Development), Software Testing, Agile Software Development, Embedded Systems, Docker (Software), Git (Version Control System), Linux Administration, System Programming, Linux, C++ (Programming Language), Internet Of Things, File Systems
Build toward a degree
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: LangGraph, Generative AI Agents, Agentic systems, LLM Application, OpenAI, Artificial Intelligence, AI Personalization, Responsible AI, Tool Calling, Query Languages, User Interface (UI), Prompt Engineering, Large Language Modeling, Natural Language Processing, Python Programming, Automation
Intermediate · Course · 1 - 3 Months

Infosec
Skills you'll gain: Blockchain, Network Security, Application Security, Security Engineering, Infrastructure Security, Cybersecurity, Data Security, Cryptography, Cryptographic Protocols, Secure Coding, Encryption, Vulnerability Assessments, Scalability, Distributed Computing, Data Integrity, Algorithms
Beginner · Course · 1 - 3 Months

Skills you'll gain: Trend Analysis, Data Manipulation, Data Analysis, SAS (Software), Analysis, Analytics, Data Visualization, Interactive Data Visualization, Data Visualization Software, Data Presentation, Business Reporting, Graphing, Statistical Programming
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Regression Analysis, NumPy, Applied Machine Learning, Supervised Learning, Machine Learning, Predictive Modeling, Deep Learning, Data Science, Python Programming
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Database Design, Continuous Integration, Restful API, User Requirements Documents, Docker (Software), Model View Controller, Front-End Web Development, Databases, User Story, CI/CD, Java, Java Programming, Hibernate (Java), Database Application, HTML and CSS, Full-Stack Web Development, Spring Boot, Java Platform Enterprise Edition (J2EE), Back-End Web Development, Software Design Documents
Advanced · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Open Source Technology, Package and Software Management, GitHub, Version Control, Rmarkdown, Software Documentation, Maintainability, Testability, R Programming, Knitr, Continuous Integration, Git (Version Control System), Technical Documentation
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Unsupervised Learning, Dimensionality Reduction, Machine Learning Algorithms, Data Science, Applied Machine Learning, Machine Learning, Scikit Learn (Machine Learning Library), Python Programming, Data Mining, Algorithms, Linear Algebra, Exploratory Data Analysis, NumPy, Statistical Analysis
Build toward a degree
Intermediate · Course · 1 - 4 Weeks
Universidad Austral
Skills you'll gain: Angular, JavaScript Frameworks, Continuous Integration, TypeScript, JSON, Application Frameworks, Restful API, Test Automation, Web Services, Unit Testing, Web Applications, NoSQL, API Gateway, UI Components, Event-Driven Programming, Routing Protocols, Data Validation
Beginner · Course · 1 - 4 Weeks