Designs comprehensive backend systems including RESTful APIs, microservices, database architecture, authentication/authorization, caching strategies, message queues, and scalability patterns. Produces API specifications, database schemas, architecture diagrams, and implementation guides. Use when designing backend…
Analyzes legacy COBOL programs and JCL jobs to assist with migration to modern Java applications. Extracts business logic, identifies dependencies, generates migration reports, and creates Java implementation strategies. Use when working with mainframe migration, COBOL analysis, legacy system modernization, JCL…
Guides systematic code refactoring to improve code quality, maintainability, and design. Identifies code smells, applies refactoring patterns, ensures test coverage, and follows safe refactoring practices. Produces cleaner, more maintainable code while preserving functionality. Use when improving code quality…
Designs comprehensive database schemas including relational and NoSQL models, normalization, indexing strategies, relationship modeling, data types, constraints, and performance optimization. Covers entity-relationship diagrams, schema migrations, partitioning, and best practices for PostgreSQL, MySQL, MongoDB, and…
Guides database migration projects including engine changes (MySQL to PostgreSQL, Oracle to PostgreSQL, SQL Server to PostgreSQL), version upgrades, cloud migrations (on-premise to RDS/Cloud SQL/Azure Database), schema migrations, zero-downtime migrations, replication setup, and data migration strategies. Covers…
Expert frontend development guidance covering React, Vue, Angular, TypeScript, state management, component architecture, performance optimization, accessibility, testing, and modern web APIs. Produces production-ready, maintainable, and performant frontend code with best practices. Use when building web applications…
Creates comprehensive frontend UI/UX designs including user interfaces, design systems, component libraries, responsive layouts, and accessibility implementations. Produces wireframes, mockups, design specifications, and implementation guidelines. Use when designing user interfaces, creating design systems, building…
Analyzes and assists with Fujitsu mainframe systems including FACOM, PRIMERGY, BS2000/OSD, OSIV/MSP, OSIV/XSP, NetCOBOL, PowerCOBOL, and Fujitsu JCL. Extracts business logic from Fujitsu COBOL programs, analyzes Fujitsu JCL jobs, migrates Fujitsu mainframe applications to modern platforms (Java, cloud, containers)…
Generates well-structured git commit messages following conventional commit standards and best practices. Creates clear, descriptive commits with proper type prefixes (feat, fix, docs, refactor, etc.), concise subjects, and detailed bodies when needed. Use when committing code changes, creating git commits, writing…
Designs comprehensive integration testing strategies including API testing, database testing, microservices testing, end-to-end testing, and test automation frameworks. Produces test plans, test cases, test data strategies, and CI/CD integration. Use when designing test strategies, writing integration tests, setting…
Analyzes legacy JCL (Job Control Language) scripts to assist with migration to modern workflow orchestration and batch processing systems. Extracts job flows, step sequences, data dependencies, conditional logic, and program invocations. Generates migration reports and creates implementation strategies for Spring…
Create interactive, production-ready UI mockups and prototypes using NuxtJS 4 (Vue) or Next.js (React), TypeScript, and TailwindCSS v4. Use when building web mockups, prototypes, landing pages, dashboards, admin panels, or interactive UI demonstrations. Trigger when users mention "create mockup", "build prototype"…