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.

Packt
Skills you'll gain: Geographic Information Systems, Package and Software Management, Scripting, Statistical Analysis, Probability & Statistics, JSON, Image Analysis, Data Validation, Web Scraping, Intelligence Collection and Analysis, Data Analysis, Statistics, Python Programming, Data Processing, Restful API, File Transfer Protocol (FTP), Open Source Technology
Beginner · Course · 1 - 3 Months

Alex Genadinik
Skills you'll gain: Keyword Research, Search Engine Optimization, Blogs, Web Analytics and SEO, Content Strategy, Digital Marketing, Brand Awareness
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Database Design, Frontend Integration, Database Application, Web Applications, Web Development, Authentications, Web Design and Development, Full-Stack Web Development, Back-End Web Development, User Accounts, Data Management, Visual Basic (Programming Language), Scripting Languages, Data Validation
Beginner · Course · 1 - 4 Weeks

University of Pittsburgh
Skills you'll gain: Apache Hadoop, Cloud Computing, Apache Spark, Web Services, Cloud Services, Cloud Computing Architecture, Cloud Infrastructure, PySpark, Cloud Applications, Cloud Platforms, Data Pipelines, Google Cloud Platform, Distributed Computing, Data Processing, Cloud Storage, Docker (Software), Virtualization, Containerization, Restful API, Data Architecture
Build toward a degree
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Event-Driven Programming, Web Applications, Javascript, Hypertext Markup Language (HTML), Front-End Web Development, Scripting, Transaction Processing, Programming Principles, Data Validation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: User Interface (UI)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Site Reliability Engineering, Service Level, Service Level Agreement, Reliability, Key Performance Indicators (KPIs), System Monitoring, Application Performance Management, Performance Measurement, Business Metrics, Continuous Monitoring, Operational Performance Management, Return On Investment, DevOps, Customer experience improvement, Incident Management, Software Development, Prioritization, Business Leadership
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Data Visualization, Interactive Data Visualization, Power BI, Data Storytelling, Data Visualization Software, Dashboard, Data Analysis Expressions (DAX), Ad Hoc Reporting, Business Reporting, Advanced Analytics, Key Performance Indicators (KPIs), Design Elements And Principles, User Experience
Intermediate · Course · 1 - 3 Months

IESE Business School
Skills you'll gain: Time Management, Prioritization, Productivity, Organizational Skills, Adaptability, Personal Development, Professional Development, Collaboration, Leadership Studies, Emotional Intelligence, Self-Awareness, Goal Setting, Communication
Beginner · Course · 1 - 4 Weeks

Creo Incubator
Skills you'll gain: Conflict Management, Active Listening, Creative Problem-Solving, Negotiation, Interpersonal Communications, Leadership, Communication Strategies, Stakeholder Management, Business Leadership, Communication, Business Communication, Stakeholder Analysis, Team Leadership, Strategic Communication, Cultural Sensitivity, Stakeholder Communications, Collaboration, Organizational Leadership, Leadership Development, Cross-Functional Team Leadership
Beginner · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Marketing Analytics, Marketing Budgets, Dashboard, Regression Analysis, Marketing Effectiveness, Data-Driven Decision-Making, Analytics, Statistical Analysis, Statistical Methods, Marketing Strategies, Data Analysis, Return On Investment, Data Visualization, Data Storytelling, Marketing Channel, Budgeting
Intermediate · Course · 1 - 4 Weeks

University of Geneva
Skills you'll gain: Digital pedagogy, Collaborative Software, Instructional Design, Game Design, Interactive Design, Virtual Reality, Simulations
Beginner · Course · 1 - 3 Months