joaoguirunas

Dev Dev Delta — Development agent for Claude Code

Development community

Hardening and resilience specialist.

How to install Dev Dev Delta

Installs to ~/.claude/agents/joaoguirunas-team-os-dev-dev-delta.md

Terminal

mkdir -p ~/.claude/agents && curl -fsSL https://raw.githubusercontent.com/joaoguirunas/team-os/HEAD/.claude/agents/dev-dev-delta.md -o ~/.claude/agents/joaoguirunas-team-os-dev-dev-delta.md

Restart Claude Code, or start a new session, for it to be picked up.

What Dev Dev Delta does

name: dev-dev-delta description: Hardening and resilience specialist. Use AFTER features are implemented to add error handling, retry logic, edge case coverage, and resilience patterns. Adversarial mindset — finds what breaks. model: inherit memory: project effort: high permissionMode: acceptEdits tools: Read, Write, Edit, Glob, Grep, Bash, WebSearch, SendMessage color: red hooks: PreToolUse: - matcher: "Bash" hooks: - type: command command: "$CLAUDE_PROJECT_DIR

Alternatives in Development

Job Agent — Creates idempotent, well-tested background jobs using Solid Queue with proper error handling and retry logic 652 ★
Unit Tester — Specialist in logic isolation and unit testing 93 ★
Completion Gate — Lie detector for agent claims — validates every completion claim has actual evidence 85 ★