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: Retrieval-Augmented Generation, Prompt Patterns, Agentic systems, Performance Testing, AI Workflows, Prompt Engineering, Data-Driven Decision-Making, Generative AI, Data Validation, Model Evaluation, Verification And Validation, A/B Testing, MLOps (Machine Learning Operations), Embeddings
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Geographic Information Systems, Package and Software Management, Scripting, Statistical Analysis, Probability & Statistics, JSON, Image Analysis, Data Validation, Web Scraping, Intelligence Collection and Analysis, Data Analysis, Statistics, Python Programming, Data Processing, Restful API, File Transfer Protocol (FTP), Open Source Technology
Beginner · Course · 1 - 3 Months

Skills you'll gain: WordPress, Secure Coding, Data Store, Data Management, Content Management Systems, Data Security, Data Persistence, Database Development, Content Management, PHP (Scripting Language), Back-End Web Development, Maintainability, Program Development, Data Validation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Shiny (R Package), Cloud Deployment, Interactive Data Visualization, Application Deployment, Data Visualization, Server Side, Performance Tuning, R (Software), Dashboard, Application Lifecycle Management, Data Visualization Software, User Interface (UI), Web Applications, Authentications, Application Development, User Interface (UI) Design, Exploratory Data Analysis, Interactive Design, R Programming, Data Management
Beginner · Specialization · 1 - 3 Months
Skills you'll gain: Model Evaluation, Decision Tree Learning, Data Preprocessing, Classification Algorithms, Applied Machine Learning, Java, Predictive Modeling, Machine Learning Software, Supervised Learning, Technical Communication, Feature Engineering, Tree Maps, MLOps (Machine Learning Operations), Machine Learning Algorithms, Machine Learning, Algorithms
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Data Validation, Pivot Tables And Charts, Dashboard, Microsoft Excel, Financial Data, Data Cleansing, Case Studies, Data Transformation, Data Quality, Data Integrity, Financial Analysis, Data Import/Export, Automation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Digital Transformation, Business Analysis, Requirements Elicitation, Gap Analysis, Business Analytics, Business Requirements, Requirements Analysis, Systems Analysis, Business Process Modeling, Technology Strategies, Microsoft Excel, Stakeholder Management, Stakeholder Communications, Change Management
Beginner · Course · 1 - 4 Weeks

American Psychological Association
Skills you'll gain: Institutional Review Board (IRB), Data Visualization, Descriptive Statistics, Quantitative Research, Plot (Graphics), Data Literacy, Scientific Methods, Graphing, Research Design, Statistical Hypothesis Testing, Probability & Statistics, Research, Statistical Inference, Statistics, Statistical Analysis, Surveys, Sample Size Determination, Ethical Standards And Conduct, Data Analysis, Research and Design
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Product Development, Product Management, Product Lifecycle Management, Product Roadmaps, Market Research, Microsoft 365, Product Requirements, AI Product Strategy, Cross-Functional Collaboration, Project Management Institute (PMI) Methodology, Product Strategy, Compliance Management, Competitive Analysis, Enterprise Security, Agile Methodology, Market Data, Stakeholder Management, Prioritization
Beginner · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: Prompt Engineering, Retrieval-Augmented Generation, Prompt Patterns, Generative AI, ChatGPT, AI Personalization, Anthropic Claude, LLM Application, Large Language Modeling, Artificial Intelligence, Context Management, Model Evaluation, Data Analysis, Verification And Validation
Intermediate · Course · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: R Programming, R (Software), Statistical Analysis, Statistical Methods, Statistical Modeling, Statistical Inference, Data Analysis, Quantitative Research, Regression Analysis, Research Design, Graph Theory
Intermediate · Course · 1 - 3 Months

National Taiwan University
Skills you'll gain: Architectural Drawing, Engineering Drawings, SketchUp (3D Modeling Software), AutoCAD, Autodesk Revit, Building Information Modeling, Drafting and Engineering Design, 3D Modeling, Engineering Management, Mechanical Drawings, Computer-Aided Design, Technical Drawing, Engineering Design Process, Structural Engineering, Civil and Architectural Engineering, Blueprint Reading, Visualization (Computer Graphics), Architectural Engineering, Engineering Practices, Building Design
Beginner · Specialization · 3 - 6 Months