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 System
Skills you'll gain: Extract, Transform, Load, Data Modeling, Clinical Data Management, Database Design, Data Mapping, Data Dictionary, Data Quality, Data Transformation, Data Integrity, Data Validation, Data Integration, Health Informatics, Relational Databases, SQL, Query Languages
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Bash (Scripting Language), Shell Script, Linux, Scripting, Linux Commands, Linux Administration, Unix Shell, Scripting Languages, Operating System Administration, Data Persistence, Unix Commands, Systems Administration, Command-Line Interface, IT Automation, Software Installation, Unix, Object-Relational Mapping, YAML, System Programming, Automation
Beginner · Specialization · 3 - 6 Months
Codio
Skills you'll gain: Matplotlib, Version Control, Text Mining, GitHub, Large Language Modeling, Django (Web Framework), Git (Version Control System), Package and Software Management, Platform As A Service (PaaS), Plot (Graphics), Application Deployment, Object-Relational Mapping, Hugging Face, Natural Language Processing, Data Visualization Software, Unit Testing, Statistical Visualization, Development Environment, Cloud Hosting, Python Programming
Intermediate · Specialization · 1 - 3 Months

Infosec
Skills you'll gain: Secure Coding, C and C++, Application Security, Computer Programming Tools, System Programming, C++ (Programming Language), Software Development Tools, Exploit development, C (Programming Language), Security Software, Debugging, Security Engineering, Security Testing, Interoperability, Unix, Embedded Software, Information Systems Security, OS Process Management, Embedded Systems, Programming Principles
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Object-Relational Mapping, Spring Framework, Hibernate (Java), Apache Maven, Model View Controller, Relational Databases, Database Design, MySQL, Java Programming, Databases, Web Applications, Java Platform Enterprise Edition (J2EE), Application Frameworks, Java, Full-Stack Web Development, Database Application, Authentications, Object Oriented Design, Back-End Web Development, Object Oriented Programming (OOP)
Beginner · Specialization · 1 - 3 Months

Google Cloud
Skills you'll gain: Cloud API, JSON, Restful API, API Design, Application Programming Interface (API), Google Cloud Platform, Web Services, Authentications, Network Protocols
Beginner · Project · Less Than 2 Hours

University of Minnesota
Skills you'll gain: Cucumber (Software), Gherkin (Scripting Language), Software Testing, Testability, Test Case, White-Box Testing, Behavior-Driven Development, Code Coverage, Test Engineering, Functional Testing, Test Automation, JUnit, Requirements Analysis, Java Programming
Intermediate · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: Data Storytelling, Data Presentation, Feature Engineering, Data Visualization Software, Unsupervised Learning, SQL, Data Analysis, Model Evaluation, Seaborn, Data Visualization, Tableau Software, Predictive Modeling, Exploratory Data Analysis, Predictive Analytics, Analytics, Presentations, Database Management, Advanced Analytics, Data Science, Machine Learning
Beginner · Specialization · 1 - 3 Months

École normale supérieure
Skills you'll gain: Sampling (Statistics), Mathematical Software, Physics, Simulations, Numerical Analysis, Markov Model, Mechanics, Simulation and Simulation Software, Algorithms, Programming Principles, Applied Mathematics, Integral Calculus, Model Optimization, Program Development
Mixed · Course · 1 - 3 Months

The University of Edinburgh
Skills you'll gain: Software Engineering, Code Reusability, Program Development, Video Game Development, Programming Principles, Software Development, Event-Driven Programming, Computer Programming, Software Testing, Computational Thinking, Game Design, Animations, Animation and Game Design
Mixed · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Bayesian Network, Linear Algebra, Numerical Analysis, Mathematical Modeling, Estimation, Matlab, Statistical Modeling, Markov Model, Advanced Mathematics, Simulations, Integral Calculus, Correlation Analysis, Control Systems, Probability, Simulation and Simulation Software, Probability & Statistics, Applied Mathematics, Statistical Methods, Probability Distribution, Time Series Analysis and Forecasting
Intermediate · Specialization · 3 - 6 Months

Fractal Analytics
Skills you'll gain: Model Context Protocol, AI Security, AI Integrations, Tool Calling, Generative AI Agents, Security Engineering, Context Management, Interoperability, Agentic systems, Generative AI
Intermediate · Course · 1 - 4 Weeks