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.

Kennesaw State University
Skills you'll gain: Cybersecurity, IT Security Architecture, Network Security, Disaster Recovery, Application Security, Business Continuity, Cryptography, Secure Coding, Systems Development Life Cycle, Security Controls, Law, Regulation, and Compliance, Infrastructure Security, Safety and Security, Identity and Access Management, Governance, Risk Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Warehousing, Extract, Transform, Load, Star Schema, IBM DB2, Data Modeling, Snowflake Schema, PostgreSQL, Database Design, Data Architecture, Data Mart, Database Systems, Data Lakes, Data Validation, Data Integration, SQL, Data Cleansing, Query Languages, Data Quality
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Applicant Tracking Systems, Professional Development, Graphic Design, Keyword Research, Business Writing, Content Creation, Personal Development, Detail Oriented, Recruitment
Beginner · Guided Project · Less Than 2 Hours
University of Michigan
Skills you'll gain: Model View Controller, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Linux Commands, Application Deployment, Django (Web Framework), Cloud Deployment, Web Applications, Web Servers, SQL, Database Management, Python Programming
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Matplotlib, Object Oriented Programming (OOP), Plotly, Seaborn, Data Visualization Software, Object Oriented Design, Data Visualization, Pandas (Python Package), NumPy, Statistical Visualization, Interactive Data Visualization, Software Documentation, Scatter Plots, Box Plots, Heat Maps, Software Engineering, Technical Documentation, Data Structures, Data Import/Export, Data Manipulation
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: LangChain, Tool Calling, LLM Application, AI Workflows, Agentic systems, Generative AI Agents, Artificial Intelligence and Machine Learning (AI/ML), Application Development, Software Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: CI/CD, Full-Stack Web Development, Application Design, Node.JS, Django (Web Framework), Back-End Web Development, Web Applications, Front-End Web Development, Restful API, Application Development, GitHub, Microservices, User Accounts, Kubernetes, Cloud Deployment, IBM Cloud, Containerization, React.js, MongoDB, Javascript
Advanced · Course · 1 - 3 Months

University of London
Skills you'll gain: Debugging, Development Environment, Javascript, Computer Programming Tools, Computer Graphics, Software Development Tools, Computer Programming, Graphical Tools, Interactive Design, Human Computer Interaction, Data Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Process Mapping, Business Process Modeling, Business Analysis, Cloud-Native Computing, Data Migration, Software Architecture, Stakeholder Analysis, Systems Design, Extract, Transform, Load, Systems Architecture, Communication Planning, Stakeholder Management, Data Integration, Network Security, Test Planning, Cybersecurity, Enterprise Architecture, Software Testing, Project Management, Information Technology
Beginner · Professional Certificate · 3 - 6 Months

Lund University
Skills you'll gain: Climate Change Adaptation, Sustainable Development, Sustainable Design, Governance, Water Sustainability, Sustainable Technologies, Environment, Systems Thinking, Environmental Science, Climate Change Mitigation, Case Studies, Water Resources, Business Modeling, Stakeholder Engagement
Beginner · Course · 1 - 3 Months

Skills you'll gain: Node.JS, Full-Stack Web Development, Server Side, Back-End Web Development, Restful API, Web Applications, Web Development, Cloud Computing, Web Servers, Javascript, GitLab, Authentications, JSON, Computer Science, Middleware
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Gemini, Storytelling, Video Production, Gemini, Google Docs, Google Workspace, Video Editing, Responsible AI, Proofreading, Prompt Engineering, Productivity Software, Gmail, Workflow Management, LLM Application, AI Enablement, Generative AI, Writing, Collaboration, Project Management, Business Communication
Beginner · Specialization · 1 - 3 Months