Object Oriented Design courses can help you learn principles like encapsulation, inheritance, and polymorphism, along with design patterns such as Singleton and Factory. You can build skills in creating reusable code, improving software maintainability, and designing systems that are easier to understand and extend. Many courses introduce tools like UML for modeling, as well as programming languages such as Java and Python, which are commonly used to implement object-oriented concepts in real-world applications.

Skills you'll gain: Telecommuting, Coaching, Smart Goals, Team Leadership, Accountability Frameworks, Virtual Teams, Delegation Skills, Leadership and Management, Employee Training, Training Programs, Workforce Development, Performance Metric, Project Management, Key Performance Indicators (KPIs)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Collaborative Software, Application Programming Interface (API), Restful API, Software Development Tools, Software Design, Scenario Testing, Software Documentation, Mockups, Web Services, Software Versioning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Web Analytics, Supplier Management, E-Commerce, Web Analytics and SEO, WordPress, No-Code Development, Search Engine Optimization, Supply Chain, Supplier Relationship Management, Order Fulfillment, Blogs, Web Design, Web Development, Content Management Systems, Order Management, Web Design and Development, Shipping and Receiving, Performance Analysis, Web Frameworks, Web Development Tools
Beginner · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Transact-SQL, Microsoft SQL Servers, SQL, Database Management, Database Development, Relational Databases, Database Architecture and Administration, Database Administration, Database Software, Database Design, Query Languages, Databases, Data Manipulation, Transaction Processing, Data Maintenance, Performance Tuning, Data Access, Data Integrity, Data Management
Mixed · Course · 1 - 3 Months

IE Business School
Skills you'll gain: Lean Methodologies, Agile Methodology, Agile Product Development, Agile Project Management, Product Improvement, Business Process, Process Improvement
★ 4.5 (10) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Keyword Research, Search Engine Optimization, Target Audience, Content Optimization, Blogs, Web Analytics and SEO, Content Strategy, Web Content, Social Media Marketing
★ 4.3 (6) · Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Data Import/Export, Extract, Transform, Load, Google Cloud Platform, Data Warehousing, Database Design, Data Analysis
Beginner · Project · Less Than 2 Hours

Scrimba
Skills you'll gain: React.js, Code Reusability, UI Components, Maintainability, Javascript, Software Design Patterns, Programming Principles, Context Management
Advanced · Course · 1 - 4 Weeks

Skillshare
Skills you'll gain: Photo Editing, Photography, Image Quality, Typography, Editing, Photo/Video Production and Technology, Computer Graphic Techniques, Post-Production, Visual Storytelling, Graphics Software, Graphic Design, Color Theory, Software Installation, Color Matching, Automation
Beginner · Specialization · 3 - 6 Months
Skills you'll gain: OAuth, Salesforce Development, Authentications, Salesforce, Cloud Deployment, Cloud-Based Integration, Systems Integration, Middleware, Application Programming Interface (API), Application Deployment, Data Integration, API Design, Data Mapping, System Monitoring, Data Transformation, Event Monitoring, Security Controls, Event-Driven Programming, Real Time Data
Advanced · Course · 1 - 4 Weeks

Universidades Anáhuac
Skills you'll gain: AI Enablement, Data-Driven Decision-Making, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Generative AI Agents, Customer Analysis, Business Analytics, AI Product Strategy, Decision Support Systems, AI literacy, Agentic Workflows, AI Personalization, Classification And Regression Tree (CART), Agentic systems, Predictive Modeling, Image Analysis, Machine Learning Methods, Machine Learning, Decision Tree Learning, Big Data
★ 4 (7) · Beginner · Course · 1 - 3 Months

University of California, Santa Barbara
Skills you'll gain: Governance, Organizational Structure, Legal Risk, Tax, Business Risk Management, Business Management, Corporate Tax, Commercial Laws, Corporate Finance, Governance Risk Management and Compliance, Equities, Regulation and Legal Compliance, Risk Analysis, Decision Making, Contract Management
Beginner · Course · 1 - 4 Weeks