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.

EDUCBA
Skills you'll gain: Model View Controller, Java Platform Enterprise Edition (J2EE), Back-End Web Development, Server Side, Data Access, Apache Tomcat, Application Servers, Relational Databases, Databases, Java, Web Servers, SQL, Authentications, Web Applications, Secure Coding, Software Design Patterns, Data Persistence, Context Management
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Eclipse (Software), Java, Java Programming, Functional Design
Intermediate · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Blockchain, User Interface and User Experience (UI/UX) Design, Cryptography, Secure Coding, Application Security, Web Development Tools, React Redux, Encryption, User Experience Design, Key Management, Application Design, Cryptographic Protocols, Application Development, Web Applications, Software Development Tools, Legal Technology, Vulnerability Assessments, Frontend Integration, Data Security, Program Development
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Unit Testing, Test Case, Application Deployment, Responsive Web Design, Test Driven Development (TDD), Continuous Deployment, Debugging, Maintainability, LinkedIn, Cascading Style Sheets (CSS), Front-End Web Development, Software Testing, Code Review, Development Testing, Interviewing Skills, Web Development Tools, HTML and CSS, Web Development, Application Development, Software Documentation
Intermediate · Specialization · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Earned Value Management, Configuration Management, Communication Planning, Project Risk Management, Project Controls, Project Implementation, Conflict Management, Risk Management, Quality Assurance, Engineering Management, Verbal Strategic Communication, Communication Strategies, Project Management, Risk Mitigation, Project Management Life Cycle, Business Risk Management, Risk Analysis, Scope Management, Product Quality (QA/QC), Quality Assurance and Control
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Workplace inclusivity, Diversity Equity and Inclusion Initiatives, Empowerment, Resilience, Personal Development, Self-Awareness, Teamwork, Collaboration, Constructive Feedback, Relationship Building, Active Listening, Interpersonal Communications
Beginner · Course · 1 - 4 Weeks

ISAE-SUPAERO
Skills you'll gain: Mechanics, Structural Analysis, Engineering Analysis, Mechanical Engineering, Vibrations, Mathematical Modeling, Control Systems, Physics, Systems Analysis
Intermediate · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Cascading Style Sheets (CSS), Browser Compatibility, Animations, HTML and CSS, Frontend Performance, Responsive Web Design, Web Design, Web Development
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Stakeholder Analysis, Medical Devices, Agile Methodology, Health Technology, Wireframing, Human Centered Design, Agile Project Management, Healthcare Industry Knowledge, Scalability, Software Development Methodologies, Product Design, Design Thinking, Product Planning, Stakeholder Management, Prototyping, User Interface (UI), Health Care, Product Strategy, Technology Solutions, Risk Management
Mixed · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Data Warehousing, Apache Hadoop, Distributed Computing, Scalability, Databases, Transaction Processing, Database Systems, Database Design, Database Management Systems, Relational Databases, Database Management, Database Architecture and Administration, Cloud Computing, Machine Learning Software, Query Languages, Big Data, Data Processing, Machine Learning, SQL, Data Access
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Electronics, Electronic Components, Basic Electrical Systems, Electronic Hardware, Electronics Engineering, Electronic Systems, Electrical Engineering, Laboratory Experience, Hardware Troubleshooting, Engineering Design Process
Beginner · Course · 1 - 3 Months

Skillshare
Skills you'll gain: Storyboarding, Animations, Storytelling, Motion Graphics, Multimedia, Musical Composition, Adobe After Effects, Photo/Video Production and Technology, Video Editing, Apple software proficiency, Timelines, Layout Design, Color Theory, Design
Beginner · Specialization · 1 - 3 Months