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.

Corporate Finance Institute
Skills you'll gain: SQL, Databases, Data Manipulation, Data Analysis, Relational Databases, Data Access, Business Intelligence, Query Languages, Data Warehousing, Data Transformation
★ 4.7 (80) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Context Engineering, Agentic Workflows, AI Orchestration, Tool Calling, Generative AI, Gemini, Artificial Intelligence, Google Gemini, Retrieval-Augmented Generation, Model Optimization, Embeddings, Workflow Management, Python Programming, Data Validation
★ 3.7 (9) · Beginner · Course · 1 - 4 Weeks

Peking University
Skills you'll gain: File Systems, Operating Systems, Memory Management, OS Process Management, System Software, Computer Systems, File Management, File I/O, Unix, Performance Tuning, Algorithms
★ 4.6 (363) · Intermediate · Course · 3 - 6 Months

Board Infinity
Skills you'll gain: Restful API, ASP.NET, Model View Controller, .NET Framework, JSON, Application Programming Interface (API), API Design, Application Frameworks, Web Services, Middleware, Back-End Web Development, Extensible Markup Language (XML)
★ 4 (69) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Salesforce Object Query Language (SOQL), Salesforce Development, Salesforce, Data Import/Export, Web Components, Business Process Automation, Data Validation, Web Services, Relationship Management, Workflow Management, UI Components, Data Access, Automation, Application Security, Test Script Development, Secure Coding, Web Development, Memory Management, Unit Testing, Object Oriented Programming (OOP)
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Data Import/Export, Pandas (Python Package), Pivot Tables And Charts, Jupyter, Microsoft Excel, Data Analysis, Data Manipulation, Data Wrangling, Data Access, Programming Principles, Python Programming, Data Structures, Development Environment, Scripting, Package and Software Management, Software Installation, Object Oriented Programming (OOP)
★ 4.7 (32) · Beginner · Course · 1 - 4 Weeks

Anthropic
Skills you'll gain: Prompt Engineering, AI Workflows, Agentic Workflows, Claude Code, Model Context Protocol, Retrieval-Augmented Generation, Anthropic Claude, Agentic systems, Application Programming Interface (API), Tool Calling, Context Management, Embeddings, Model Evaluation
★ 4.6 (137) · Beginner · Course · 1 - 3 Months

MathWorks
Skills you'll gain: Plot (Graphics), AI literacy, Generative AI, LLM Application, Scripting, User Interface (UI) Design, Matlab, User Interface and User Experience (UI/UX) Design, No-Code Development, Data Manipulation, Data Visualization Software, Interactive Data Visualization, UI Components, Mathematical Modeling, Data Visualization, Scientific Visualization, Data Storytelling, Data Analysis, Engineering Calculations, Programming Principles
★ 4.8 (14) · Beginner · Specialization · 1 - 3 Months

Fractal Analytics
Skills you'll gain: Computing Platforms, Cybersecurity, Linear Algebra, Critical Thinking, Probability & Statistics
★ 4.1 (114) · Beginner · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Mathematical Modeling, Epidemiology, Infectious Diseases, Model Evaluation, Simulations, Statistical Modeling, Model Optimization, Data Modeling, Public Health and Disease Prevention, Immunology, R Programming, Regression Analysis, Differential Equations, Statistical Methods, Public Health, Probability Distribution
★ 4.7 (56) · Intermediate · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Java Programming, Java, Computer Programming, Object Oriented Programming (OOP), Test Case, Digital pedagogy, Education Software and Technology, Algorithms, Data Structures
★ 4.8 (6) · Beginner · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: Scikit Learn (Machine Learning Library), Supervised Learning, Applied Machine Learning, Model Evaluation, Machine Learning Methods, Predictive Analytics, Feature Engineering, Classification And Regression Tree (CART), Machine Learning Algorithms, Predictive Modeling, Machine Learning Software, Analytics, Decision Tree Learning, Machine Learning, Logistic Regression, Data Analysis, Data Analysis Software, Classification Algorithms, Python Programming
★ 4.7 (27) · Intermediate · Course · 1 - 4 Weeks