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.

Coursera
Skills you'll gain: Random Forest Algorithm, Model Evaluation, Feature Engineering, Model Training, Applied Machine Learning, Supervised Learning, Geospatial Mapping, Predictive Modeling, Image Analysis, Verification And Validation, Data Science, Environmental Engineering
Beginner · 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

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

Packt
Skills you'll gain: Retrieval-Augmented Generation, LLM Application, Large Language Modeling, MLOps (Machine Learning Operations), Fine-tuning, Model Deployment, Extract, Transform, Load, Data Pipelines, Model Optimization, Data Processing, CI/CD, Model Evaluation
Beginner · Course · 1 - 3 Months

Skills you'll gain: TypeScript, Code Reusability, React.js, Javascript, Software Design Patterns
Advanced · Guided Project · Less Than 2 Hours

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

Skills you'll gain: Prompt Engineering, Jira (Software), Workflow Management, Report Writing, Scrum (Software Development), Sprint Retrospectives, Backlogs, Due Diligence, Dashboard, Return On Investment, Sprint Planning, Business Process Automation, Agile Methodology, Automation, Process Improvement, No-Code Development, Debugging, Configuration Management, Data-Driven Decision-Making, Stakeholder Management
Intermediate · Specialization · 3 - 6 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
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
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