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.

Dartmouth College
Skills you'll gain: Embedded Software, Embedded Systems, C (Programming Language), System Programming, Microarchitecture, Hardware Architecture, Software Design, C and C++, Computer Architecture, Maintainability, Event-Driven Programming, Debugging, Computer Hardware, Memory Management, Code Reusability, Secure Coding, Programming Principles, Data Structures, Peripheral Devices, Data Storage
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Theoretical Computer Science, Algorithms, Computational Thinking, Data Structures, Design Strategies, Quantum computing, Applied Mathematics, Python Programming, Analysis
★ 4.7 (277) · Advanced · Course · 1 - 4 Weeks

Rice University
Skills you'll gain: Java Programming, Dataflow, Java, Distributed Computing, Programming Principles, Application Frameworks, Algorithms, Performance Tuning, Functional Design, Scalability
★ 4.6 (1.2K) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Swift Programming, Apple Xcode, iOS Development, Apple iOS, Data Structures, Programming Principles, Mobile Development, Code Reusability, Data Storage, Application Development, Object Oriented Programming (OOP), Development Environment, Computer Programming, Web Development
★ 4.7 (275) · Beginner · Course · 1 - 3 Months

JetBrains
Skills you'll gain: Application Development, Application Deployment, Generative AI Agents, Large Language Modeling, Software Development Tools, LLM Application, AI literacy, IntelliJ IDEA, Agentic Workflows, Artificial Intelligence and Machine Learning (AI/ML), Generative AI, Integrated Development Environments, Agentic systems, Code Review, Software Development, Software Development Life Cycle
★ 3.3 (9) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Kotlin, Android Studio, Android Development, Unit Testing, Object Oriented Programming (OOP), Test Driven Development (TDD), Software Testing, Mobile Development, Application Development, Functional Design, Programming Principles
★ 4.7 (129) · Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: R (Software), Tidyverse (R Package), Web Scraping, Data Manipulation, Data Wrangling, R Programming, Data Transformation, Memory Management, Data Cleansing, Data Science, Statistical Programming, Data Integration, Data Processing, grep, Text Mining, Data Import/Export, Web Services, Data Analysis, Data Structures
★ 4.3 (1.2K) · Intermediate · Course · 1 - 3 Months

University of Washington
Skills you'll gain: Other Programming Languages, Software Design, Ruby (Programming Language), Programming Principles, Data Structures, Computer Programming, Functional Design, Code Reusability
★ 4.9 (789) · Intermediate · Course · 1 - 4 Weeks

Rice University
Skills you'll gain: Apache Kafka, Apache Spark, Apache Hadoop, Event-Driven Programming, Distributed Computing, Java Programming, Java, OS Process Management, Scala Programming, Servers
★ 4.6 (507) · Intermediate · Course · 1 - 3 Months

EDUCBA
★ 5 (12) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: COBOL (Programming Language), z/OS, Mainframe Computing, IBM DB2, Debugging, Mainframe Technologies, Middleware, Job Control Language (JCL), Software Development, Performance Tuning, Development Testing, Maintainability, Microsoft Visual Studio, IBM WebSphere MQ, Development Environment, Program Development, Programming Principles, Computer Programming, Code Reusability, Data Modeling
★ 4.6 (192) · Intermediate · Course · 3 - 6 Months

Packt
Skills you'll gain: Go (Programming Language), Memory Management, Data Structures, System Programming, Other Programming Languages, Debugging
Intermediate · Course · 1 - 3 Months