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.

Pontificia Universidad Católica del Perú
Skills you'll gain: Data Preprocessing, Business Analytics, Dimensionality Reduction, Analytics, Data Cleansing, Data Transformation, Anomaly Detection, Data Manipulation, Project Management Life Cycle, Databases, R Programming, Data Analysis, Data Quality, Data Science, Big Data, Exploratory Data Analysis, Supervised Learning
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Canva (Software), Graphic Design, Graphic and Visual Design, Design, Design Elements And Principles, Visual Design, Graphic and Visual Design Software, Digital Design, Creative Design, Design and Product, Event Management, Computer Programming
Beginner · Guided Project · Less Than 2 Hours

Microsoft
Skills you'll gain: Load Balancing, Scalability, Performance Tuning, Software Architecture, Microsoft Copilot, Application Design, Performance Testing, Systems Architecture, Application Performance Management, Distributed Computing, Database Management, Middleware, SQL
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Relational Databases, Database Design, Database Development, SQL, Database Management, Databases, Data Integrity
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: LangGraph, Generative AI Agents, Agentic systems, AI Workflows, OpenAI API, LLM Application, Artificial Intelligence, User Interface (UI), Prompt Engineering, Natural Language Processing, Python Programming, Context Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Transformation, JSON, Data Preprocessing, Data Structures
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: JUnit, Test Automation, Selenium (Software), Test Case, Software Testing, Test Execution Engine, Test Data, Apache Maven, Automation, Application Frameworks, Software Design Patterns, Java, Maintainability, Extensible Markup Language (XML)
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: API Testing, Software Documentation, API Design, Application Programming Interface (API), Test Tools, Technical Documentation, Restful API, JSON, YAML, Software Design
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Oracle Databases, Performance Tuning, SQL, Query Languages, Database Design, Stored Procedure, Database Management, Data Storage
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Software Quality Assurance, Software Development Life Cycle, Quality Assurance, Software Documentation, Functional Testing, Software Testing, Software Development Methodologies, Acceptance Testing, User Acceptance Testing (UAT), Test Case, Maintainability, Unit Testing, Software Design, System Testing, Integration Testing, Waterfall Methodology, Agile Methodology, Regression Testing
Beginner · Course · 1 - 4 Weeks

University of Leeds
Skills you'll gain: Logical Reasoning, Computational Logic, Computational Thinking, Algorithms, Theoretical Computer Science, Artificial Intelligence, Cryptography, Graph Theory
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Test Driven Development (TDD), Unit Testing, Test Automation, Test Case, Software Testing, Code Review, Mockups, Python Programming
Intermediate · Course · 1 - 3 Months