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.

The State University of New York
Skills you'll gain: Electric Power Systems, Electrical Systems, Electrical Power, Energy and Utilities, Basic Electrical Systems, Building Services Engineering, Sustainable Technologies, Cost Estimation, Engineering Calculations, Safety Standards, Environmental Issue, Systems Of Measurement, Technical Standard
Beginner · Course · 1 - 3 Months

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

University of Maryland, College Park
Skills you'll gain: Sampling (Statistics), Sample Size Determination, Survey Creation, Data Collection, Statistical Analysis, Data Analysis Software, Interviewing Skills, Surveys, Research Design, STATA (Software), Data Integration, Data Validation, Data Ethics, Data Analysis, Stata, Data Quality, Statistical Modeling, Qualitative Research, Data Cleansing, R Programming
Beginner · Specialization · 3 - 6 Months

Coursera
Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Web Scraping, Data Structures, Git (Version Control System), Generative AI, Version Control, Matplotlib, Devops Tools, Plotly, DevOps, Agile Methodology, Web Development, Data Ethics, Flask (Web Framework), Data Visualization, Scripting, GitHub, Debugging, Data Analysis, Automation, Cloud Computing
Beginner · Professional Certificate · 3 - 6 Months

Coursera
Skills you'll gain: Dashboard, Data Storytelling, People Analytics, Data Visualization, Human Resources Information System (HRIS), HR Tech, Data-Driven Decision-Making, Sales Presentations, Key Performance Indicators (KPIs), Performance Metric, Data Mapping, Stakeholder Communications, Business Metrics, Workforce Management, Data Import/Export, Employee Engagement, ChatGPT, Generative AI Agents, Employee Retention, Verification And Validation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), Test Script Development, Test Automation, Automation, Software Testing, Java, Test Data, Web Scraping, Software Design Patterns, Maintainability, Debugging, Data Validation
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Prompt Engineering, Google Gemini, Responsible AI, Retrieval-Augmented Generation, Generative AI, Google Workspace, Google Cloud Platform, Gemini, AI Product Strategy, AI Security, Productivity Software, AI Enablement, AI Workflows, Unstructured Data, Data Literacy, Data Ethics, Data Governance, Cloud Computing, Artificial Intelligence, Collaboration
Beginner · Professional Certificate · 3 - 6 Months
University of Michigan
Skills you'll gain: Mathematical Modeling, Systems Thinking, Strategic Decision-Making, Innovation, Social Sciences, Strategic Thinking, Decision Making, Complex Problem Solving, Critical Thinking, Network Analysis, Economics, Probability, Market Dynamics
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Multiprotocol Label Switching, Routing Protocols, Network Routing, Network Troubleshooting, Network Performance Management, Network Routers, Network Infrastructure, Network Planning And Design, Computer Networking, Network Protocols, Network Engineering, Network Model, Telecommunications, Verification And Validation
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Performance Tuning
Beginner · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Applied Mathematics, Trigonometry, Mathematics and Mathematical Modeling, Graphing, Calculus, Computer Science, Mathematical Theory & Analysis, Geometry, Mechanics, Computer Graphics, Graph Theory, Mathematical Modeling, Functional Requirement, Physics, Graphic Design, Derivatives
Beginner · Course · 1 - 4 Weeks