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.

DeepLearning.AI
Skills you'll gain: Retrieval-Augmented Generation, Multimodal Prompts, Embeddings, Large Language Modeling, Generative AI, Vector Databases, Image Analysis, Applied Machine Learning
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Dataflow, Data Pipelines, Data Processing, Real Time Data, File I/O, Data Transformation, Jupyter, Performance Tuning, JSON, SQL
Advanced · Course · 1 - 3 Months

Packt
Skills you'll gain: Data Analysis Expressions (DAX), Customer Insights, Power BI, Data Modeling, Dashboard, Data Transformation, Data Import/Export, Data Manipulation, Data Literacy, Database Design, Interactive Data Visualization, Data Processing, Big Data, Business Intelligence, Data Integration, Star Schema, Time Series Analysis and Forecasting, Data Visualization Software, Data Cleansing, Trend Analysis
Beginner · Specialization · 1 - 4 Weeks

Microsoft
Skills you'll gain: Microsoft Copilot, User Interface and User Experience (UI/UX) Design, UI Components, Microsoft Development Tools, Performance Tuning, Front-End Web Development, Event-Driven Programming, Web Applications, Data Management, Server Side, Debugging
Beginner · Course · 1 - 3 Months

Alex Genadinik
Skills you'll gain: Business Development, B2B Sales, Strategic Partnership, Negotiation, Proposal Writing, Price Negotiation, Contract Negotiation, New Business Development, Consultative Selling, Selling Techniques, Inside Sales, Phone Sales, Sales Development, Sales, Non-Verbal Communication, Marketing Psychology, Search Engine Optimization, Sales Prospecting, Relationship Building, Telephone Skills
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Digital Transformation, Generative AI, ChatGPT, AI Enablement, Strategic Decision-Making, Software Development Tools, LLM Application, Prompt Engineering, Artificial Intelligence, User Interface (UI) Design, Debugging
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Microsoft Azure, Cloud Security, Data Security, Network Security, Cloud Applications, Authorization (Computing), Role-Based Access Control (RBAC), Application Security, Microsoft SQL Servers, Web Applications, Database Application, Cloud Development, Azure Active Directory, Firewall, Relational Databases, Cloud Management, Key Management, Threat Detection, Authentications, Encryption
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Restful API, API Design, API Testing, Spring Boot, Authentications, Test Automation, JSON, Application Programming Interface (API), Test Script Development, Application Deployment, Spring Framework, Object-Relational Mapping, Test Case, Software Quality Assurance, Business Logic, Back-End Web Development, Integration Testing, Software Engineering, Java Programming, Java
Beginner · Specialization · 1 - 3 Months

Peking University
Skills you'll gain: Survey Creation, Interviewing Skills, Statistical Analysis, Research Methodologies, Data Quality, Data Collection, Data Cleansing, Quantitative Research, Research, Qualitative Research, Research Design, Data Mining, Research Reports, Case Studies, Big Data
Mixed · Course · 1 - 3 Months

Edureka
Skills you'll gain: Prompt Patterns, Generative AI Agents, AI Orchestration, AI Workflows, Business Process Automation, Make.com, Large Language Modeling, Automation, ChatGPT, Generative Model Architectures, Microsoft Power Automate/Flow, LLM Application, LangChain, Agentic Workflows, Responsible AI, Workflow Management, OpenAI, Process Optimization, Application Programming Interface (API), Decision Support Systems
Beginner · Specialization · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Construction Management, Sustainable Architecture, Construction Engineering, Sustainable Technologies, Facility Management, Stakeholder Management, Stormwater Management, Building Information Modeling, Architectural Engineering, Project Design, Environmental Engineering, Sustainability Standards, Environmental Resource Management, Project Management, Property Management, HVAC, Electrical Systems, Waste Minimization
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Real-Time Operating Systems, Systems Architecture, Software Design, System Design and Implementation, System Programming, Embedded Systems, Requirements Analysis, Linux, System Requirements, Verification And Validation, Real Time Data, Application Performance Management, Performance Testing, Computer Vision, Image Analysis, Debugging
Advanced · Course · 1 - 3 Months