Object-oriented programming Courses and Certifications

JavaScript Interview Questions - Coding Interview 2026

1252 ratings at Udemy

Prepare for next JavaScript coding interview by doing practice questions. Learn javascript skills & concepts.

• Udemy
• 3 hours 45 minutes
• Self-Paced
• Paid Course

Basics of LINQ with C# for Beginners

1239 ratings at Udemy

LINQ with C# for Beginners, Both Query and Method Syntaxes are covered!

• Udemy
• 1 hour 22 minutes
• Self-Paced
• Free Online Course

EDUCBA Career Certificate

Python Scripting Masterclass: From Basics to Real Projects

49 ratings at Coursera

Master Python scripting from fundamentals to real-world projects including web apps, management systems, and console applications with hands-on case studies.

• Coursera
• 4 weeks, 10 hours/week
• Self-Paced
• Paid Course
• 4 courses

Mastering critical SKILLS in Data Structures using C++

1242 ratings at Udemy

Understand DS inner details & design decisions effects + Solve ~130 problems to enhance your problem-solving skills

• Udemy
• 19 hours 51 minutes
• Self-Paced
• Paid Course

Both Java + SpringBoot from Basics to Advanced

1238 ratings at Udemy

Complete Core Java (Collections, Multithreading, Java8 features etc.) in depth + Spring boot important topics in depth

• Udemy
• 2 days 17 hours 30 minutes
• Self-Paced
• Paid Course

Complete Java Design Patterns masterclass

1235 ratings at Udemy

Improve your coding skills by learning Software Design Patterns applied to Java development

• Udemy
• 4 hours 40 minutes
• Self-Paced
• Paid Course

Learn To Create A Roguelike Game In Unity

1220 ratings at Udemy

Game development made easy. Learn C# using Unity and create your very own classic RPG!

• Udemy
• 19 hours 21 minutes
• Self-Paced
• Paid Course

Python for Data Science - Great Learning

1202 ratings at Udemy

Learn Python fundamentals for data science, covering programming basics, data structures, control flow, functions, OOP, and essential libraries like NumPy, Pandas, and Matplotlib.

• Udemy
• 1 hour 55 minutes
• Self-Paced
• Free Online Course

Python 101

1200 ratings at Udemy

Learn Regular Expressions, NumPy, Pandas, OOP and Database programming in addition to basic Python.

• Udemy
• 17 hours 14 minutes
• Self-Paced
• Paid Course

Oracle

Oracle Java Foundations

41 ratings at Coursera

Master Java fundamentals including variables, loops, arrays, and object-oriented programming while learning to code with NetBeans IDE and Oracle Cloud infrastructure.

• Coursera
• 8 hours 27 minutes
• Self-Paced
• Paid Course

Java For Everyone - Zero to Hero

1164 ratings at Udemy

Core Java, OOPS, Collection, Exception Handling, Design Pattern

• Udemy
• 22 hours 21 minutes
• Self-Paced
• Paid Course

TypeScript Masterclass 2025 Edition - React + NodeJS Project

1202 ratings at Udemy

TypeScript V5 Updated Course - Full Stack Development, TypeScript with ReactJS, ShadcnUI, Node.js, Express and MongoDB.

• Udemy
• 1 day 4 hours 29 minutes
• Self-Paced
• Paid Course

Application Programming Fundamentals

38 ratings at Coursera

Learn object-oriented programming concepts like objects, classes, inheritance, and polymorphism using Python. Includes hands-on labs for practical experience in writing and executing programs.

• Coursera
• 9 hours 15 minutes
• Self-Paced
• Paid Course

Goldsmiths University of London;  University of London

Working with Objects in C++

34 ratings at Coursera

Implement a crypto-currency exchange platform's matching engine using C++ vector iterations, test data evaluation, and robust exception handling for user input processing.

• Coursera
• 12 hours 14 minutes
• Self-Paced
• Paid Course

Python Bootcamp: Master Python with Real-World Projects

1091 ratings at Udemy

From Beginner to Pro - Hands-On Python 3 Programming course: Learn Python from Zero to Hero with 13 Real World Projects.

• Udemy
• 11 hours 52 minutes
• Self-Paced
• Paid Course