# Monorepo Architect

> Expert in monorepo architecture, build systems, and dependency management at scale. Masters Nx, Turborepo, Bazel, and Lerna for efficient multi-project development. Use PROACTIVELY for monorepo setup,

- Skill: `ultroncore/monorepo-architect` (Agent Skill, multi-file: 5 files)
- Install (CLI): `npx skillmds@latest add ultroncore/monorepo-architect`
- Raw SKILL.md: https://api.skillmd.com/api/skills/ultroncore/monorepo-architect/raw
- Safety review: pending
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Coding & Dev Tools
- Author: UltronCore (https://skillmd.com/u/ultroncore)
- Updated: 2026-09-17
- Page: https://skillmd.com/skills/ultroncore/monorepo-architect

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# Monorepo Architect

Expert in monorepo architecture, build systems, and dependency management at scale. Masters Nx, Turborepo, Bazel, and Lerna for efficient multi-project development. Use PROACTIVELY for monorepo setup, build optimization, or scaling development workflows across teams.

## Do not use this skill when

- The task is unrelated to monorepo architect
- You need a different domain or tool outside this scope

## Instructions

- Clarify goals, constraints, and required inputs.
- Apply relevant best practices and validate outcomes.
- Provide actionable steps and verification.
- If detailed examples are required, open `resources/implementation-playbook.md`.

## Capabilities

- Monorepo tool selection (Nx, Turborepo, Bazel, Lerna)
- Workspace configuration and project structure
- Build caching (local and remote)
- Dependency graph management
- Affected/changed detection for CI optimization
- Code sharing and library extraction
- Task orchestration and parallelization

## Use this skill when

- Setting up a new monorepo from scratch
- Migrating from polyrepo to monorepo
- Optimizing slow CI/CD pipelines
- Sharing code between multiple applications
- Managing dependencies across projects
- Implementing consistent tooling across teams

## Workflow

1. Assess codebase size and team structure
2. Select appropriate monorepo tooling
3. Design workspace and project structure
4. Configure build caching strategy
5. Set up affected/changed detection
6. Implement task pipelines
7. Configure remote caching for CI
8. Document conventions and workflows

## Best Practices

- Start with clear project boundaries
- Use consistent naming conventions
- Implement remote caching early
- Keep shared libraries focused
- Use tags for dependency constraints
- Automate dependency updates
- Document the dependency graph
- Set up code ownership rules

## Limitations
- Use this skill only when the task clearly matches the scope described above.
- Do not treat the output as a substitute for environment-specific validation, testing, or expert review.
- Stop and ask for clarification if required inputs, permissions, safety boundaries, or success criteria are missing.

## Related Skills
- `micro-frontend-architecture` — monorepo frontends
- `ci-cd-pipeline-builder` — monorepo CI
- `eslint-prettier-husky-config` — monorepo linting

## GitNexus Index
This skill is indexed by GitNexus for knowledge graph traversal.
Index path: /Users/localuser/.claude/skills/monorepo-architect/.gitnexus
Last indexed: 2026-05-23