Ilya Siganov

Software architecture specialist for system design, scalability, and technical decision-making. Use PROACTIVELY when planning new features, refactoring large systems, or making architectural decisions.

Flutter and Dart code reviewer. Reviews Flutter code for widget best practices, state management patterns, Dart idioms, performance pitfalls, accessibility, and clean architecture violations. Library-agnostic — works with any state management solution and tooling.

Master TDD orchestrator specializing in red-green-refactor discipline, multi-agent workflow coordination, and comprehensive test-driven development practices. Enforces TDD best practices across teams with AI-assisted testing and modern frameworks. Use PROACTIVELY for TDD implementation and governance.

Capture architectural decisions made during Claude Code sessions as structured ADRs. Auto-detects decision moments, records context, alternatives considered, and rationale. Maintains an ADR log so future developers understand why the codebase is shaped the way it is.

Interactive requirements discovery through Socratic dialogue and systematic exploration

Comprehensive database design tool creating complete schemas with tables, fields, indexes, and ER diagrams. Use when users request database design for any system. Generates Markdown docs, SQL scripts, and DrawDB-compatible JSON/DBML files. Supports MySQL, PostgreSQL, SQL Server. Triggers: database design, schema, ER diagram, SQL, data model.

Design system architecture, APIs, and component interfaces with comprehensive specifications

Estimate project scope, timeline, and resource requirements using multiple estimation techniques including bottom-up, top-down, and analogous estimation methods for accurate project planning.

Generate descriptive commit messages by analyzing git diffs. Use when the user asks for help writing commit messages or reviewing staged changes.

Save session context to HANDOVER.md — decisions, lessons, rules, and project state for future sessions

Feature and code implementation

Create or update PROJECT_INDEX.md for python fastapi project

Repository Indexing - 94% token reduction

Guide for creating high-quality MCP (Model Context Protocol) servers that enable LLMs to interact with external services through well-designed tools. Use when building MCP servers to integrate external APIs or services, whether in Python (FastMCP) or Node/TypeScript (MCP SDK).

Generate PR title (conventional commits) and description by analyzing branch changes. Use when creating or describing a pull/merge request.

Guide for creating high-quality backend in Python with FastAPI. Use when building an API backend application in Python with FastAPI.

Transform product requirements into executable technical architecture. Use when users request: (1) Technical/system architecture design, (2) Tech stack selection, (3) Architecture from PRD, (4) Deployment strategy, (5) Architecture review. Provides workflows from requirements to deployment with tech stack templates. Triggers: architecture, tech stack, system design, deployment, infrastructure.

Interactive feature specification discovery through Socratic dialogue and systematic exploration.

Interactive requirements discovery through Socratic dialogue and systematic exploration

Practice Red-Green-Refactor TDD methodology with pytest, avoiding common antipatterns and following FIRST principles for robust test suites.