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.

EDUCBA
Skills you'll gain: Pandas (Python Package), Databases, Data Pipelines, Performance Tuning, Data Transformation, Data Structures, Data Analysis
Intermediate · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Applied Machine Learning, Machine Learning, AI Enablement, MLOps (Machine Learning Operations), Technology Roadmaps, Data-Driven Decision-Making, Artificial Intelligence and Machine Learning (AI/ML), Business Analytics, Business Solutions, Organizational Strategy, AI Product Strategy, Organizational Change, Product Roadmaps, Feasibility Studies, System Requirements, Solution Design, Training Programs
Beginner · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Cascading Style Sheets (CSS), Server Side, Web Applications, Hypertext Markup Language (HTML)
Beginner · Course · 1 - 3 Months

Fundação Instituto de Administração
Skills you'll gain: Succession Planning, Leadership Development, Leadership, Organizational Leadership, Business Leadership, Strategic Leadership, Professional Development, Organizational Structure, Performance Analysis, Stakeholder Management, Adaptability, Decision Making
Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Web Applications, Javascript, Other Programming Languages, UI Components, Front-End Web Development, Web Development, Object Oriented Programming (OOP), Cascading Style Sheets (CSS), Programming Principles
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Unreal Engine, Animation and Game Design, Game Design, Animations, Video Game Development, Artificial Intelligence, Augmented and Virtual Reality (AR/VR), User Interface (UI)
Intermediate · Course · 1 - 4 Weeks

Harvard Business Review
Skills you'll gain: Innovation, Creative Thinking, Curiosity, Ideation, Creativity, Strategic Thinking, New Product Development, Initiative and Leadership, Market Opportunities, Business Risk Management, Collaboration, Continuous Improvement Process, Prioritization, Stakeholder Engagement
Intermediate · Course · 1 - 4 Weeks

Universitat Autònoma de Barcelona
Skills you'll gain: Recruitment, Employee Onboarding, Talent Acquisition, Applicant Tracking Systems, Talent Sourcing, Job Analysis, Human Resources, Performance Appraisal, Interviewing Skills, Psychological Evaluations, Organizational Structure
Beginner · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: Open Shortest Path First (OSPF), Network Protocols
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cloud-Based Integration, Cloud Applications, Middleware, Integration Testing, Application Design, Data Integration, Cloud Computing
Beginner · Project · Less Than 2 Hours

Skills you'll gain: C# (Programming Language), Artificial Intelligence, Microsoft Visual Studio, Algorithms, Game Design, Video Game Development
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: PySpark, Apache Spark, Apache Hadoop, Data Pipelines, Big Data, Data Storage Technologies, Data Processing, Distributed Computing, Data Analysis Expressions (DAX), Data Storage, Data Transformation, SQL, Data Manipulation, Performance Tuning
Intermediate · Course · 1 - 3 Months