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.

University of Colorado Boulder
Skills you'll gain: Corporate Sustainability, Environmental Social And Corporate Governance (ESG), Sustainability Reporting, Sustainable Business, Sustainable Development, Supply Management, Sustainability Standards, Business Ethics, Sustainable Systems, Supply Chain, Strategic Sourcing, Procurement, Social Impact, Supplier Relationship Management, Labor Compliance, Compliance Management, Business Reporting, Annual Reports, Ethical Standards And Conduct, Regulatory Compliance
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Shell Script, Bash (Scripting Language), Linux Commands, Unix Shell, Linux, Scripting, Unix Commands, Unix, Scripting Languages, Debugging, Code Reusability, Command-Line Interface, File I/O, Programming Principles, Operating Systems
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Reconciliation, Intercompany Accounting, Accounting Systems, Inventory Accounting, Technical Accounting, Specialized Accounting, Ledgers (Accounting), Accounting Records, Accounting, Profit and Loss (P&L) Management, Financial Accounting, Financial Reporting, Auditing, General Ledger, Accounts Receivable, Consolidation, Invoicing, International Finance, Performance Analysis, Organizational Structure
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Pipelines, Data Validation, SQL, Extract, Transform, Load, Data Transformation, JSON, Data Processing, Data Warehousing, Data Integration, Data Integrity, Performance Testing, Performance Tuning, Data Quality, Verification And Validation, Dashboard, Scripting, Systems Integration, Dimensionality Reduction
Advanced · Course · 3 - 6 Months

Skills you'll gain: C# (Programming Language), Artificial Intelligence, Agentic systems, Algorithms, Game Design, Video Game Development, Program Development
Intermediate · Guided Project · Less Than 2 Hours

Duke University
Skills you'll gain: Scalability, Performance Measurement, Performance Analysis, Simulations, Algorithms, Performance Metric, Simulation and Simulation Software, Complex Problem Solving, Theoretical Computer Science, Python Programming, Data Structures, Software Engineering
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: SQL, Database Management, Database Development, Database Design, Query Languages, Databases, Database Theory, Performance Tuning, Data Security
Beginner · Specialization · 1 - 3 Months

Scrimba
Skills you'll gain: Node.JS, JavaScript Frameworks, Web Frameworks, Server Side, Web Applications, Web Servers, Secure Coding, Restful API, Middleware, API Design, Real Time Data, Code Reusability, Maintainability
Beginner · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Anthropic Claude, Prompt Engineering, Multimodal Prompts, Prompt Patterns, Tool Calling, LLM Application, Responsible AI, AI literacy, Agentic Workflows, Human Computer Interaction, Token Optimization, AI Workflows
Beginner · Project · Less Than 2 Hours

University of Colorado System
Skills you'll gain: Video Game Development, Game Design, Debugging, Unity Engine, Program Development, Unreal Engine, Programming Principles, Integrated Development Environments, Computer Programming, C# (Programming Language), Scripting Languages, Scripting
Beginner · Course · 1 - 4 Weeks

Skillshare
Skills you'll gain: Web Components, Application Frameworks, Code Reusability, Web Development, Full-Stack Web Development, Event-Driven Programming, Computer Programming, Semantic Web, Web Content Accessibility Guidelines, Object Oriented Programming (OOP), Design Elements And Principles, Application Deployment, Scalability
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Cloud Development, Software Development, Microsoft Azure, Cloud Applications, Cloud Deployment, Cloud Hosting, Virtual Machines, Virtualization and Virtual Machines, Cloud Management, Computing Platforms, Infrastructure As A Service (IaaS), Virtualization, Linux Servers, Application Deployment, Linux Administration, Full-Stack Web Development, Angular, Linux, Web Applications, JavaScript Frameworks
Intermediate · Course · 1 - 3 Months