Design Patterns courses can help you learn object-oriented design principles, common design patterns like Singleton and Observer, and best practices for software architecture. You can build skills in code refactoring, improving maintainability, and enhancing collaboration among developers. Many courses introduce tools such as UML for visualizing design structures and integrated development environments (IDEs) that facilitate pattern implementation, allowing you to apply these concepts in real coding projects.

L&T EduTech
Skills you'll gain: Construction, General Construction and Construction Labor, Construction Engineering, Building Codes, Construction Management, Building Information Modeling, Construction Estimating, Cost Estimation, Architecture and Construction, Structural Engineering, Drafting and Engineering Design, Blueprint Reading, Assembly Drawing, Engineering Drawings, Civil and Architectural Engineering, Construction Inspection, Safety Standards, Engineering Practices, Visualization (Computer Graphics), Failure Analysis
★ 4.8 (24) · Advanced · Specialization · 1 - 3 Months

Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Java Programming, Code Reusability, Java, Computer Programming, Data Validation, Data Integrity, Computer Science
★ 4.1 (21) · Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Unreal Engine, C++ (Programming Language), Video Game Development, Game Design, Object Oriented Programming (OOP), Object Oriented Design, Programming Principles, Application Development, Application Design, Memory Management
★ 4.8 (18) · Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Spring Boot, Hibernate (Java), Spring Framework, Web Applications, Application Development, Web Development, Program Development, Restful API, Application Frameworks, Secure Coding, Bootstrap (Front-End Framework), Development Environment, Object-Relational Mapping, Model View Controller, UI Components, Software Development Tools, Authentications, User Interface (UI), Databases
★ 4.7 (13) · Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Prompt Engineering, Prompt Patterns, Retrieval-Augmented Generation, LLM Application, Generative AI Agents, AI Workflows, LangChain, Model Context Protocol, Vector Databases, AI Orchestration, Agentic Workflows, Tool Calling, Artificial Intelligence and Machine Learning (AI/ML), LangGraph, Large Language Modeling, Agentic systems, Embeddings, Model Deployment, AI Integrations, Artificial Intelligence
★ 2 (6) · Intermediate · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: New Product Development, Product Development, Product Design, Design Thinking, Persona Development, Innovation, Conceptual Design, Prototyping, Market Research, Design and Product, Ideation, Agile Product Development, Target Market, Target Audience, Customer Analysis, Product Requirements, Wireframing, Market Opportunities, Market Analysis, Customer Insights
★ 4.8 (12) · Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Convolutional Neural Networks, Model Optimization, Artificial Neural Networks, Deep Learning, Machine Learning Algorithms, Machine Learning Methods, Model Training, Image Analysis, Machine Learning, Computer Vision, Model Evaluation, Algorithms
★ 4.2 (10) · Intermediate · Course · 1 - 3 Months
Illinois Tech
Skills you'll gain: Health Informatics, Epidemiology, Clinical Informatics, Health Information Management and Medical Records, Epic EMR, Patient Flow, Public Health, Health Systems, Public Health and Disease Prevention, Innovation, Health Care, Healthcare Project Management, Data Analysis, Health Policy, Data Management, Natural Language Processing, Data Governance, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning, Regulatory Compliance
★ 4.3 (6) · Intermediate · Specialization · 1 - 3 Months

L&T EduTech
Skills you'll gain: Equipment Design, Plant Operations and Management, Manufacturing Processes, Chemical Engineering, Process Engineering, Industrial Design, Mechanical Engineering, Materials science, Manufacturing and Production, Production Process, Petroleum Industry, Mechanical Design, Engineering Practices, Thermal Management
★ 4.9 (9) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Spring Boot, Application Development, API Testing, Java Programming, Web Development, Program Development, Application Frameworks, Software Testing, Test Case, Secure Coding, Development Environment, Model View Controller, Software Development Tools, UI Components, Data Access, Authentications, SQL, Object Oriented Programming (OOP), Data Persistence, User Interface (UI)
★ 4.7 (19) · Intermediate · Specialization · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Stakeholder Management, Stakeholder Engagement, Work Breakdown Structure, Conflict Management, Project Planning, Project Scoping, Organizational Structure, Project Management, Planning, Project Management Life Cycle, Project Documentation, Stakeholder Communications, Stakeholder Analysis, Leadership and Management, Influencing
★ 4.9 (70) · Mixed · Course · 1 - 3 Months

École normale supérieure
Skills you'll gain: Theoretical Computer Science, Combinatorics, Algorithms, Operations Research, Graph Theory, Applied Mathematics, Model Optimization, Advanced Mathematics, Linear Algebra, Mathematical Modeling, Network Model, Probability, Probability & Statistics
★ 4.7 (48) · Mixed · Course · 1 - 4 Weeks