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: Real Time Data, Data Pipelines, Data Transformation, Data Integration, Data Processing, Extract, Transform, Load, Power BI, Data Lakes, PySpark, Apache Spark, Data Quality, Data Governance, Analytics
Intermediate · Course · 1 - 4 Weeks

SkillsBooster Academy
Skills you'll gain: Email Marketing, Lead Generation, Email Automation, Customer Relationship Management (CRM) Software, Performance Metric, Sales Pipelines, Digital Marketing, Copywriting, Customer Support, Customer Engagement, Data Pipelines, Compliance Management, Revenue Cycle Management, Generative AI, Design and Product, Product Design, Law, Regulation, and Compliance, Artificial Intelligence, Design Elements And Principles, Statistics
Beginner · Course · 1 - 3 Months
University of Lausanne
Skills you'll gain: Health Policy, Public Health, Health Systems, Geographic Information Systems, Systems Thinking, Community Health, Spatial Analysis, Governance, Policy Development, Social Determinants Of Health, Sustainable Development, Health Assessment, Systems Analysis, Predictive Modeling, Environmental Issue, Data Collection, Machine Learning
Beginner · Specialization · 3 - 6 Months

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

Skills you'll gain: Red Hat Enterprise Linux, Command-Line Interface, Linux Administration, User Accounts, Linux, Operating System Administration, Software Installation, System Configuration, Systems Administration, Security Controls, File Management, System Monitoring, User Interface (UI)
Mixed · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Cloud Management, Dashboard, Resource Utilization, Financial Management, Cost Management, Anomaly Detection, Serverless Computing, Cloud Computing Architecture, Forecasting, Capacity Management, Cost Reduction, Containerization, Organizational Change, Change Management, Stakeholder Engagement, Generative AI
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Node.JS, Role-Based Access Control (RBAC), TypeScript, Authentications, Server Side, Jest (JavaScript Testing Framework), Back-End Web Development, MongoDB, Object-Relational Mapping, Web Development Tools, Web Applications, Unit Testing, Web Development, Database Management, Secure Coding, Application Programming Interface (API), Middleware, NoSQL, Javascript and jQuery, Development Environment
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: User Interface (UI) Design, Usability, User Experience Design, Web Design, UI Components, Wireframing, Prototyping, Mockups, Data Sharing, AI Workflows
Beginner · Guided Project · Less Than 2 Hours

Corporate Finance Institute
Skills you'll gain: Star Schema, Data Modeling, Extract, Transform, Load, Performance Tuning, Tableau Software, Database Design, Data Warehousing, Data Transformation, Data Integration
Advanced · Course · 1 - 3 Months

Skills you'll gain: Innovation, Ideation, New Product Development, Business Strategies, Design Thinking, Business Strategy, Brainstorming, Product Development, Entrepreneurship, Resource Management, Market Opportunities, Business Research, Critical Thinking
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Flutter (Software), Cross Platform Development, Web Applications, Mobile Development, Application Development, User Interface (UI) Design, Development Environment
Beginner · Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Unsupervised Learning, Unstructured Data, Marketing Analytics, Text Mining, Deep Learning, Model Evaluation, Machine Learning, JSON, Data Processing, Natural Language Processing, Data Preprocessing, Exploratory Data Analysis, Python Programming
Build toward a degree
Intermediate · Course · 1 - 3 Months