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: Cucumber (Software), Gherkin (Scripting Language), Behavior-Driven Development, Apache Maven, API Testing, Test Script Development, Restful API, Test Automation, JSON, Scalability, Test Case, Test Data, Authentications, Java
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Strategic Decision-Making, Decision Making, Dealing With Ambiguity, Leadership, Problem Solving, Innovation, Strategic Leadership, Adaptability, Creative Thinking, Collaboration, Critical Thinking and Problem Solving
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Legal Technology, Document Management, AI Product Strategy, Generative AI, AI Enablement, AI Workflows, Compliance Management, Contract Management, Prompt Engineering, Automation, Contract Review, Quality Assurance, Risk Analysis
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Data Visualization Software, Scientific Visualization, Interactive Data Visualization, Geospatial Information and Technology, Data Presentation, Color Theory, Graphic and Visual Design, Data Visualization, Tree Maps, Visualization (Computer Graphics), Data Storytelling, Design Elements And Principles, Plot (Graphics), Data Literacy, Heat Maps, Computer Displays, Exploratory Data Analysis, Time Series Analysis and Forecasting, Data Mapping, Display Devices
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: OpenAI API, Prompt Engineering, Data Analysis, Generative AI, Data Visualization Software, Analysis, Data Manipulation, Artificial Intelligence, Python Programming
Intermediate · Guided Project · Less Than 2 Hours

INSEAD
Skills you'll gain: Blockchain, Intellectual Property, Digital Assets, FinTech, Business Transformation, Cryptography, Financial Inclusion, Business Leadership, Business Analysis, Organizational Structure, Emerging Technologies, Solution Design, Business, Entrepreneurship, Business Strategy, Business Modeling, Financial Systems, Market Opportunities, Case Studies, Market Analysis
Beginner · Specialization · 3 - 6 Months

Duke University
Skills you'll gain: Object Oriented Programming (OOP), Java, File I/O, Algorithms, Data Structures, Encryption, Computer Programming, Software Engineering, Data Preprocessing, Cryptography, Web Applications, Debugging
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Market Research, Data-Driven Decision-Making, Consumer Behaviour, Customer Analysis, Marketing Psychology, Market Analysis, Marketing Planning, Behavioral Economics, Customer Insights, Strategic Marketing, Marketing Strategies, Technology Strategies, Product Lifecycle Management, Business-To-Consumer, B2B Sales, Digital Marketing
Build toward a degree
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Video Game Development, Game Design, Unity Engine, Debugging, Unreal Engine, Animations, Programming Principles, Graphics Software, Scripting Languages, Object Oriented Programming (OOP), User Interface (UI), No-Code Development, Event-Driven Programming, Computational Logic, Data Structures, Computer Programming, Development Environment, Scripting
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Full-Stack Web Development, IntelliJ IDEA, Spring Boot, React.js, Restful API, Integrated Development Environments, Object-Relational Mapping, Web Development Tools, Back-End Web Development, Web Applications, Application Frameworks, Command-Line Interface, Data Access
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Kubernetes, CI/CD, Google Cloud Platform, Continuous Integration, Role-Based Access Control (RBAC), Continuous Deployment, Application Performance Management, Authorization (Computing), Cloud Storage, Cloud Applications, Data Storage Technologies, Authentications, System Monitoring, Managed Services, Database Management Systems, Identity and Access Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Internet Of Things, Advanced Analytics, Big Data, IT Security Architecture, Data-Driven Decision-Making, Robotics, Automation, Real Time Data, Emerging Technologies, Interoperability, Data Security, Integration Testing, Cloud Services, Scalability
Intermediate · Course · 1 - 4 Weeks