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: Customer Retention, Brand Awareness, Planning, Brainstorming, User Feedback, Timelines, Stakeholder Communications, Cross-Functional Team Leadership, Team Performance Management, Business Planning, Meeting Facilitation, HubSpot CRM, Customer Relationship Management (CRM) Software, Customer experience strategy (CX), Team Leadership, Project Planning, Looker (Software), Dashboard, Kanban Principles, Marketing
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Data-Driven Decision-Making, Database Design, Data Processing, Scripting Languages, Scripting, Data Structures
Intermediate · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: MarTech, Data Architecture, Digital Marketing, Marketing Strategies, Marketing Effectiveness, AI Personalization, Marketing Analytics, Data-Driven Decision-Making, Blockchain, Customer Insights, Consumer Behaviour, Data Integrity, Image Analysis, Analytics, Data Governance, Generative AI, Performance Measurement
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Deepseek, AI Workflows, LLM Application, Artificial Intelligence, Model Deployment, Large Language Modeling, Deep Learning, Software Installation, Development Environment, System Configuration, Code Review, Analysis
Intermediate · Course · 1 - 3 Months

Skills you'll gain: SketchUp (3D Modeling Software), Architectural Drawing, Spatial Analysis, AutoCAD, Visualization (Computer Graphics), Data Mapping, Graphic and Visual Design, 3D Modeling, Technical Communication, Color Theory, Microsoft Office
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Modeling, Analytical Skills, Analysis, Data Management, Business Reporting, Data Manipulation, Security Awareness
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: JUnit, Test Automation, Unit Testing, Software Testing, Verification And Validation, Test Case, Test Driven Development (TDD), Integration Testing, Debugging, Mockups
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Market Research, Product Strategy, Strategic Marketing, Workflow Management, Survey Creation, No-Code Development, Consumer Behaviour, Market Analysis, Customer Insights, Quantitative Research, Data Integration, Business Process Automation, Automation, Data Collection, Real Time Data, Product Design, Cloud-Based Integration, Data Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Unity Engine, Android Development, C# (Programming Language), Video Game Development, Animation and Game Design, User Interface (UI), Mobile Development, User Interface and User Experience (UI/UX) Design, Microsoft Visual Studio, Software Installation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cloud Management, Patch Management, MLOps (Machine Learning Operations), Data Governance, Financial Forecasting, AI Security, Incident Management, Ansible, Operations, Budgeting, Cost Reduction, IT Automation, Data Management, Metadata Management, Site Reliability Engineering, Compliance Management, Cost Management, System Monitoring, Predictive Modeling, Financial Management
Intermediate · Course · 1 - 3 Months

Simplilearn
Skills you'll gain: Kanban Principles, Lean Six Sigma, Project Closure, Six Sigma Methodology, Return On Investment, Process Improvement, Lean Methodologies, Quality Improvement, Business Metrics, Production Process, Continuous Improvement Process, Operational Excellence, Statistical Process Controls, Workflow Management, Risk Control, Financial Analysis, Project Controls, Cost Benefit Analysis, Operational Analysis, Visual Design
Beginner · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Search Engine Optimization, Search Engine Marketing, Keyword Research, Google Analytics, Web Analytics
Mixed · Course · 1 - 4 Weeks