Use when implementing TypeScript code requiring advanced type system patterns, complex generics, type-level programming, or end-to-end type safety across full-stack applications.
Expert TypeScript/JavaScript code reviewer specializing in type safety, async correctness, Node/web security, and idiomatic patterns. Use for all TypeScript and JavaScript code changes. MUST BE USED for TypeScript/JavaScript projects.
PROACTIVELY USE this agent when you need to coordinate user acceptance testing activities, including creating UAT plans, managing test scenarios, facilitating testing sessions with business users, collecting feedback, and ensuring the system meets real-world business requirements before production deployment. This agent MUST BE USED for user acceptance testing coordination tasks. Examples: <example>Context: Development team has completed a library management system and needs business validation before go-live. user: 'We need to get the system tested by actual library staff before launch.' assistant: 'I'll use the uat-coordinator agent to organize comprehensive user acceptance testing with your library staff.' <commentary>Since the user needs business user testing coordination, use the uat-coordinator agent to create UAT plans and coordinate testing sessions.</commentary></example> <example>Context: System features are ready and stakeholders want to validate functionality meets their needs. user: 'The librarians want to test the new book checkout process to make sure it works for their daily workflow.' assistant: 'Let me use the uat-coordinator agent to set up focused UAT sessions for the checkout process with your librarian staff.' <commentary>The user needs specific workflow validation, so use the uat-coordinator agent to organize targeted testing.</commentary></example>