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.

Johns Hopkins University
Skills you'll gain: Package and Software Management, Code Review, Open Source Technology, Code Reusability, GitHub, Scientific Methods, Software Documentation, Science and Research, Technical Documentation, Informatics, Software Versioning, R (Software), Data Analysis, Programming Principles, R Programming, Git (Version Control System), Integrated Development Environments
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: PostgreSQL, SQL, Query Languages, Data Transformation, Data Manipulation, Database Software, Data Management
★ 4.5 (31) · Advanced · Guided Project · Less Than 2 Hours

Skills you'll gain: Database Design, Performance Tuning, Data Warehousing, Apache Spark, Data Architecture, SQL, Query Languages, Data Transformation, Disaster Recovery, Database Management, PySpark, Infrastructure as Code (IaC), Cloud Computing Architecture, Distributed Computing, Scalability, Data Pipelines, Performance Analysis, Root Cause Analysis, Cost Management, Resource Management
Intermediate · Specialization · 3 - 6 Months

O.P. Jindal Global University
★ 3.9 (9) · Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Cross Platform Development, Application Development, Program Development, Programming Principles, Computer Programming, Software Engineering, Python Programming, Software Installation, Computer Programming Tools, Web Development, Software Design, System Configuration
★ 4.7 (6) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Unix Shell, Unix Commands, z/OS, Shell Script, Unix, File Systems, Job Control Language (JCL), Operating Systems, Command-Line Interface, OS Process Management, File Management, Mainframe Computing, Debugging, Identity and Access Management
★ 4.9 (13) · Intermediate · Course · 1 - 3 Months

Total Seminars
Skills you'll gain: Computer Hardware, Hardware Troubleshooting, Hardware Architecture, Peripheral Devices, System Support, Safety Standards, System Configuration, Computer Systems, Computer Architecture, Memory Management, Microarchitecture, IT Infrastructure, Information Technology, IT Management, Computer Programming, IT Service Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Full-Stack Web Development, Node.JS, User Interface (UI), Restful API, Frontend Integration, Back-End Web Development, User Interface (UI) Design, User Accounts, Server Side, Swift Programming, Object-Relational Mapping, Web Development Tools, JavaScript Frameworks, Secure Coding, Data Store, Application Programming Interface (API), API Design, iOS Development, UI Components, Authentications
Beginner · Specialization · 1 - 3 Months

Packt
Skills you'll gain: JavaScript Frameworks, Restful API, Application Programming Interface (API), Web Development, React.js, Authentications, OAuth, Web Applications, Server Side, Back-End Web Development, Object-Relational Mapping, UI Components, Cloud Hosting, Image Quality, Secure Coding, Application Deployment
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Web Scraping, Real Time Data, OpenAI API, Data Capture, Scripting, OpenAI, Natural Language Processing, LLM Application, Python Programming, Data Processing, Application Development, Machine Learning
★ 4.5 (8) · Intermediate · Guided Project · Less Than 2 Hours

Dartmouth College
Skills you'll gain: Operations Research, Analytics, Business Analytics, Process Optimization, Digital Transformation, Operational Analysis, Data-Driven Decision-Making, Business Logic, Model Optimization, Strategic Decision-Making, Data Science, Feature Engineering, Complex Problem Solving, Logistics, Model Evaluation, Python Programming, Decision Making, Mathematical Software, Cloud Computing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Java Programming, Functional Design, Performance Tuning
Intermediate · Course · 1 - 4 Weeks