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.

Scrimba
Skills you'll gain: Bootstrap (Front-End Framework), Responsive Web Design, HTML and CSS, UI Components, Web Design and Development, Front-End Web Development, Cascading Style Sheets (CSS), Web Design, Web Development, User Interface (UI)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Programming Principles, Data Dictionary, Computational Logic, Data Cleansing, Data Structures, Python Programming, Pseudocode, Data Manipulation, Debugging
Mixed · Course · 1 - 4 Weeks

28DIGITAL
Skills you'll gain: Cybersecurity, Network Security, Information Systems Security, Cyber Threat Intelligence, Deep Learning, Applied Machine Learning, Responsible AI, Intrusion Detection and Prevention, Fraud detection, Malware Protection, Natural Language Processing, Artificial Intelligence, Anomaly Detection, Machine Learning, Classification Algorithms, Data Preprocessing
Intermediate · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: Blockchain, Private Cloud, Restful API, Go (Programming Language), Compliance Auditing, Program Development, Frontend Integration, Software Development Tools, Application Programming Interface (API), Enterprise Security, Auditing
Advanced · Course · 1 - 3 Months

Alibaba Cloud Academy
Skills you'll gain: Dashboard, Big Data, Data Processing, Data Visualization Software, Apache Hive, Apache Spark, Apache Hadoop, Pandas (Python Package), Data Manipulation, SQL, Extract, Transform, Load, Data Pipelines, PySpark, Business Intelligence, Data Integration, Database Management, Cloud Storage
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Node.JS, Server Side, MongoDB, Back-End Web Development, Restful API, Web Applications, Web Development, JavaScript Frameworks, Database Management, Application Programming Interface (API), Software Architecture, NoSQL, Web Servers, Authentications, Application Security, Middleware, Performance Tuning, Authorization (Computing), Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, Bootstrap (Front-End Framework), Web Design, Cascading Style Sheets (CSS), Web Design and Development, Front-End Web Development, Mobile Development, Hypertext Markup Language (HTML)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Secure Coding, Application Security, Open Web Application Security Project (OWASP), Security Engineering, Cybersecurity, Security Requirements Analysis, Security Testing, Vulnerability Assessments, Code Review, Software Design, Encryption, Vulnerability Management, Data Security, Cryptography, Continuous Monitoring, Authentications, Development Testing, System Monitoring, Authorization (Computing)
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: AI Personalization, Business Logic, Application Development, C# (Programming Language), Computer Programming, Programming Principles, Data Structures, Debugging
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Artificial Neural Networks, Deep Learning, Convolutional Neural Networks, Image Analysis, Keras (Neural Network Library), Artificial Intelligence and Machine Learning (AI/ML), Tensorflow, Machine Learning Methods, Network Architecture, Artificial Intelligence, Network Model, Machine Learning, Classification Algorithms, Data Processing
Intermediate · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Software Design Patterns, Computational Thinking, Software Design, Algorithms, Program Development, Software Development, Software Engineering, Programming Principles, Computer Programming, Problem Solving, Data Structures, Computer Science, Javascript, Web Development, Machine Learning Methods, Data Science
Intermediate · Specialization · 1 - 4 Weeks

Skills you'll gain: Web Applications, SQL, Database Application, Data Access, Go (Programming Language), Database Management, Relational Databases, Web Development, Back-End Web Development, Secure Coding, Application Security
Intermediate · Guided Project · Less Than 2 Hours