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.

Skills you'll gain: AWS Identity and Access Management (IAM), Linux Administration, Amazon Elastic Compute Cloud, Linux Servers, Cloud Deployment, Cloud Infrastructure, Amazon Web Services, Cloud Hosting, Cloud Computing, Front-End Web Development, Cloud Management, Linux, Ubuntu, Operating System Administration, Application Deployment, React.js, Event-Driven Programming, Javascript, User Interface (UI), Apache
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: File Management, Integrated Development Environments, Amazon Web Services, Command-Line Interface, Software Development Tools, Development Environment, Cloud Infrastructure, Python Programming
Beginner · Guided Project · Less Than 2 Hours

Alfaisal University | KLD
Skills you'll gain: Relationship Building, Interpersonal Communications, Self-Awareness, Social Skills, Persuasive Communication, Rapport Building, Active Listening, Emotional Intelligence, Communication, Personal Development
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cryptography, Model Evaluation, Exploratory Data Analysis, Event-Driven Programming, Encryption, Server Side, Web Development, Regression Analysis, Apache, Web Services, Machine Learning Algorithms, Classification Algorithms, Data Preprocessing, Public Key Cryptography Standards (PKCS), Web Scraping, Natural Language Processing, Web Applications, Key Management, Python Programming, Predictive Modeling
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Rmarkdown, Plot (Graphics), Ggplot2, Statistical Visualization, Box Plots, Scatter Plots, Data Visualization, Histogram, Descriptive Statistics, Data Visualization Software, Graphing, R Programming, Data Science
Beginner · Course · 1 - 3 Months

Skills you'll gain: Mobile Development, User Interface and User Experience (UI/UX) Design, React Native, Apple iOS, Android Development, iOS Development, Application Development, Databases, Database Management, Flutter (Software), Application Deployment, Back-End Web Development, Application Performance Management, Marketing Strategies, Google Analytics
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Model View Controller, Java Platform Enterprise Edition (J2EE), Back-End Web Development, Full-Stack Web Development, Server Side, Email Automation, Data Access, Apache Tomcat, Front-End Web Development, Java Programming, Web Design and Development, Databases, PostgreSQL, Relational Databases, Java, User Interface (UI), Web Design, Web Servers, Systems Development, Application Servers
Beginner · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: DeepSeek API, Deepseek, User Interface (UI), LLM Application, AI Workflows, Human Computer Interaction, Agentic Workflows, AI Enablement, Application Design, Retrieval-Augmented Generation, Embeddings, Program Development, Model Deployment
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: PostgreSQL, SQL, Query Languages, Data Transformation, Data Manipulation, Database Development, Data Management
Advanced · Guided Project · Less Than 2 Hours

Skills you'll gain: Node.JS, Responsive Web Design, JSON, jQuery, Restful API, HTML and CSS, Bootstrap (Front-End Framework), API Design, GitHub, Git (Version Control System), Postman API Platform, Web Design, Hypertext Markup Language (HTML), MongoDB, Back-End Web Development, Full-Stack Web Development, Cascading Style Sheets (CSS), Web Design and Development, Scripting, Browser Compatibility
Beginner · Specialization · 3 - 6 Months

Scrimba
Skills you'll gain: React.js, Routing Protocols, Authentications, Frontend Performance, Authorization (Computing), Web Applications, Query Languages, Web Development
Intermediate · Course · 1 - 3 Months

Edureka
Skills you'll gain: Generative Adversarial Networks (GANs), Autoencoders, Applied Machine Learning
Beginner · Course · 1 - 4 Weeks