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.

Skills you'll gain: Microservices, Docker (Software), Containerization, API Gateway, Redis, API Design, Software Design, ASP.NET, .NET Framework, Software Architecture, Microsoft Visual Studio, Software Design Patterns, Cloud-Native Computing, Application Programming Interface (API), Restful API, Frontend Integration, Systems Architecture, C# (Programming Language), Event-Driven Programming, Web Development
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: AI Orchestration, AI Workflows, LLM Application, Agentic Workflows, Generative AI Agents, Agentic systems, Tool Calling, LangChain, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Memory Management, Model Evaluation, Context Management, Performance Testing, Development Testing, Debugging
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: PHP (Scripting Language), Model View Controller, Restful API, Secure Coding, Web Development, Object-Relational Mapping, Web Applications, Full-Stack Web Development, Development Environment, Software Testing, Development Testing, Back-End Web Development, Security Controls, API Design, Application Frameworks, Database Management, Web Frameworks, Application Programming Interface (API), Application Security, Database Development
Beginner · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: JUnit, Apache Maven, Java Programming, Java, Unit Testing, Software Design Patterns, Test Automation, Build Tools, Software Design, Data Access, Maintainability, Software Testing, IntelliJ IDEA, SQL, Computer Programming, Programming Principles, Object Oriented Programming (OOP), Software Engineering, Software Development, Design Strategies
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Software Design Patterns, Computational Thinking, Software Design, Algorithms, Theoretical Computer Science, Software Development, Data Structures, Computer Programming, Problem Solving, Computer Science, Machine Learning Methods
Advanced · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Network Architecture, Network Planning And Design, Virtual Networking, Amazon Web Services, Virtual Private Networks (VPN), Computer Networking, Network Security, Hybrid Cloud Computing, Cloud Computing Architecture, Network Infrastructure, General Networking, Cloud Infrastructure
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Model Evaluation, Data Preprocessing, JUnit, Model Training, Build Tools, MLOps (Machine Learning Operations), Java, Performance Tuning, Decision Tree Learning, Classification And Regression Tree (CART), Apache Maven, Data Structures, Random Forest Algorithm, Gradle, Data Pipelines, Software Architecture, Software Design, Object Oriented Programming (OOP), Apache, Machine Learning
Intermediate · Specialization · 3 - 6 Months
Skills you'll gain: AI Security, Application Security, Secure Coding, DevSecOps, Security Testing, Vulnerability Scanning, Vulnerability Assessments, AI Personalization, Continuous Integration, Open Source Technology, CI/CD, MLOps (Machine Learning Operations), Dependency Analysis, Analysis, Program Implementation, Supply Chain
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: IT Security Architecture, Threat Modeling, Enterprise Architecture, Security Architecture Review, Cybersecurity, Application Security, Cyber Security Strategy, Network Security, Systems Architecture, Identity and Access Management, Information Systems Security, Endpoint Security, Data Security, Risk Analysis, Remote Access Systems, Risk Mitigation, Case Studies, Risk Management, Business Requirements
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Retrieval-Augmented Generation, Generative Model Architectures, Generative AI, LangChain, Software Design Patterns, Vector Databases, LLM Application, Embeddings, Large Language Modeling, AI Workflows, Model Evaluation, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Secure Coding, Penetration Testing, Security Testing, Application Security, Event Monitoring, Exploit development, Cyber Security Assessment, Payment Systems, Continuous Monitoring, Blockchain, Incident Response, Vulnerability Scanning, Security Architecture Review, Patch Management, Code Review, Incident Management, Application Deployment, Authorization (Computing), Data Validation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Database Application, ASP.NET, Database Development, Database Management, Object-Relational Mapping, Back-End Web Development, Database Management Systems, Full-Stack Web Development, Database Software, C# (Programming Language), Database Design, Application Frameworks, Identity and Access Management, Authorization (Computing), Model View Controller, Authentications, Data Modeling, Data Migration, Data Mapping, Business Logic
Intermediate · Course · 1 - 3 Months