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.

Coursera
Skills you'll gain: Team Performance Management, Performance Management, Smart Goals, Employee Performance Management, Performance Review, Management Training And Development, People Development, Generative AI Agents, Goal Setting, Performance Analysis, Employee Coaching, AI Personalization, HR Tech, Workforce Development, Employee Engagement, Constructive Feedback, Business Priorities, Driving engagement, Coaching, Analytics
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Web Development, PHP (Scripting Language), Web Design and Development, Web Applications, HTML and CSS, Software Engineering
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Recurrent Neural Networks (RNNs), Model Deployment, Keras (Neural Network Library), Deep Learning, Tensorflow, Artificial Neural Networks, Convolutional Neural Networks, Application Frameworks, Artificial Intelligence, Machine Learning Methods, Image Analysis, Data Preprocessing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Star Schema, Snowflake Schema, Data Warehousing, CI/CD, Database Design, Transact-SQL, Data Pipelines, Extract, Transform, Load, Data Architecture, Data Modeling, Data Transformation, Data Integration, Microsoft Azure, Dataflow, Git (Version Control System), Performance Tuning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Interactive Data Visualization, Data Mapping, Network Analysis, Diagram Design, Information Architecture
Beginner · Guided Project · Less Than 2 Hours

University of Maryland, College Park
Skills you'll gain: Innovation, Product Lifecycle Management, New Product Development, Design Thinking, Agile Product Development, Product Development, Product Management, Business Modeling, Product Strategy, Customer experience strategy (CX), Product Marketing, Key Performance Indicators (KPIs), Value Propositions, Performance Measurement, Portfolio Management, Customer Insights, Business Metrics, Customer experience improvement, Lean Methodologies
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Microsoft Power Platform, Power Apps Component Framework, Power Platform CLI, Microsoft Power Automate/Flow, Development Environment, Microsoft Azure, Power BI, Data Modeling, Technical Design, Solution Architecture, Business Logic, Platform As A Service (PaaS), Microsoft 365, No-Code Development, Data Architecture, Cloud Development, Authentications, Application Development, Authorization (Computing), Business Workflow Analysis
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: DeepSeek API, Deepseek, Retrieval-Augmented Generation, Model Deployment, AI Enablement, Make.com, Generative Model Architectures, LLM Application, Cloud Deployment, Embeddings, Software Documentation, Unit Testing, Key Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Microsoft Power Platform, Hypertext Markup Language (HTML), No-Code Development, UI Components, Development Environment, Language Interpretation, Translation, and Studies, Web Content, Web Design and Development, Content Management
Beginner · Guided Project · Less Than 2 Hours

University of Colorado System
Skills you'll gain: Systems Engineering, Verification And Validation, Systems Architecture, Configuration Management, Systems Development, Systems Development Life Cycle, Systems Design, Reliability, Risk Management, Risk Management Framework, Systems Analysis, Systems Integration, Requirements Analysis, Maintainability
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Canva (Software), Storyboarding, Color Theory, Graphic Design, Graphic and Visual Design, Organizational Skills, Design, Storytelling, Marketing
Intermediate · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Data Science, Data Management, Organizational Effectiveness, Data Analysis, Data-Driven Decision-Making, Project Design, Data Presentation, Exploratory Data Analysis, Machine Learning, Predictive Modeling, Statistical Inference
Mixed · Course · 1 - 4 Weeks