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: Data Structures, Algorithms, Programming Principles, Computational Thinking
Intermediate · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: MongoDB, NoSQL, Pandas (Python Package), Databases, Data Pipelines, Database Development, Database Design, Data Access, Performance Tuning, Data Transformation, Query Languages, Python Programming
★ 4.5 (20) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Recurrent Neural Networks (RNNs), Forecasting, Model Optimization, Predictive Analytics, Data Preprocessing, Statistical Modeling, Model Evaluation, Machine Learning Methods, Data Processing, Feature Engineering, Data Visualization Software
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Legal Technology, Legal Writing, Design Thinking, Client Services, Design, User Experience Design, Human Centered Design, Graphic and Visual Design, AI literacy, Cross-Functional Collaboration, Emerging Technologies
★ 4.9 (7) · Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: HubSpot CRM, Sales Pipelines, Email Marketing, Dashboard, Sales Process, Customer Relationship Management (CRM) Software, Sales Management, Campaign Management, Customer Relationship Management, Management Reporting, Team Management, Team Oriented, Marketing Automation, Customer Data Management, User Accounts, Marketing
★ 4 (6) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Ggplot2, Plot (Graphics), Tidyverse (R Package), Data Visualization, Statistical Visualization, Data Analysis, Exploratory Data Analysis, R Programming, Data Visualization Software, Data Wrangling, Data Manipulation, R (Software)
★ 5 (20) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Integration, Microsoft Azure, Authorization (Computing), Azure Active Directory, Event-Driven Programming, Cloud Infrastructure, Authentications, Data Storage Technologies, Cloud Storage, Disaster Recovery, Data Architecture, Cloud Computing Architecture, Database Design, Cloud Security, IT Security Architecture, Role-Based Access Control (RBAC), Application Design, Application Programming Interface (API), Application Deployment, Identity and Access Management
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Process Mapping, Six Sigma Methodology, Quality Improvement, Quality Management, Process Analysis, Process Improvement, Data-Driven Decision-Making, Process Optimization, Performance Improvement, Continuous Improvement Process, Quality Control, Operational Excellence, Team Oriented, Statistical Process Controls, Team Building, Analytics, Pareto Chart, Statistics, Customer experience improvement, Statistical Methods
★ 4.9 (16) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: AI Security, Large Language Modeling, LLM Application, Cybersecurity, Prompt Engineering, Threat Modeling, Cyber Security Assessment, Application Security, Vulnerability Assessments, Security Testing, Network Security, Exploitation techniques
★ 3.9 (23) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: LangChain, LLM Application, Retrieval-Augmented Generation, LangGraph, AI Workflows, Large Language Modeling, AI Orchestration, Responsible AI, Generative AI, Token Optimization, Agentic systems, Prompt Engineering, Generative AI Agents, Natural Language Processing, Cloud Development, Application Programming Interface (API), Python Programming, Application Deployment, Data Processing, Pandas (Python Package)
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Data Modeling, Oracle SQL Developer, Relational Databases, Database Design, Databases, SQL, Oracle Databases, Query Languages, Software Installation
★ 4.5 (31) · Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Amazon S3, Amazon Web Services, SQL, Extract, Transform, Load, Data Quality, Cloud Engineering, Data Pipelines, Version Control, Data Modeling, Data Storage, Cloud Storage, Git (Version Control System), Data Management, Query Languages, Data Storage Technologies, Data Processing, Cloud Security, AWS Identity and Access Management (IAM), Data Security, Big Data
Beginner · Course · 1 - 4 Weeks