---
title: "Engineering - Core Skills — Agent Skills & Codex Plugins"
description: "51 engineering - core skills — engineering agent skill and Claude Code plugin for code generation, DevOps, architecture, and testing. Works with Claude Code, Codex CLI, Gemini CLI, and OpenClaw."
---

<div class="domain-header" markdown>

# :material-code-braces: Engineering - Core

<p class="domain-count">51 skills in this domain</p>

</div>

<div class="install-banner" markdown>
<span class="install-label">Install all:</span> <code>claude /plugin install engineering-skills</code>
</div>

<div class="grid cards" markdown>

-   **[Accessibility Audit](a11y-audit.md)**

    ---

    WCAG 2.2 Accessibility Audit and Remediation Skill

-   **[Adversarial Code Reviewer](adversarial-reviewer.md)**

    ---

    Adversarial code review skill that forces genuine perspective shifts through three hostile reviewer personas (Saboteu...

-   **[AI Security](ai-security.md)**

    ---

    AI and LLM security assessment skill for detecting prompt injection, jailbreak vulnerabilities, model inversion risk,...

-   **[AWS Solution Architect](aws-solution-architect.md)**

    ---

    Design scalable, cost-effective AWS architectures for startups with infrastructure-as-code templates.

-   **[Azure Cloud Architect](azure-cloud-architect.md)**

    ---

    Design scalable, cost-effective Azure architectures for startups and enterprises with Bicep infrastructure-as-code te...

-   **[Cloud Security](cloud-security.md)**

    ---

    Cloud security posture assessment skill for detecting IAM privilege escalation, public storage exposure, network conf...

-   **[Code Reviewer](code-reviewer.md)**

    ---

    Automated code review tools for analyzing pull requests, detecting code quality issues, and generating review reports.

-   **[Email Template Builder](email-template-builder.md)**

    ---

    Tier: POWERFUL

-   **[Engineering Team Skills](engineering-team.md)**

    ---

    23 production-ready engineering skills organized into core engineering, AI/ML/Data, and specialized tools.

-   **[Epic Design Skill](epic-design.md)**

    ---

    You are now a world-class epic design expert. You build cinematic, immersive websites that feel premium and alive — u...

-   **[GCP Cloud Architect](gcp-cloud-architect.md)**

    ---

    Design scalable, cost-effective Google Cloud architectures for startups and enterprises with infrastructure-as-code t...

-   **[Google Workspace CLI](google-workspace-cli.md)**

    ---

    Expert guidance and automation for Google Workspace administration using the open-source gws CLI. Covers installation...

-   **[Incident Commander Skill](incident-commander.md)**

    ---

    Category: Engineering Team

-   **[Incident Response](incident-response.md)**

    ---

    Incident response skill for the full lifecycle from initial triage through forensic collection, severity declaration,...

-   **[Microsoft 365 Tenant Manager](ms365-tenant-manager.md)**

    ---

    Expert guidance and automation for Microsoft 365 Global Administrators managing tenant setup, user lifecycle, securit...

-   **[Playwright Pro](playwright-pro.md)** + 9 sub-skills

    ---

    Production-grade Playwright testing toolkit for AI coding agents.

-   **[Red Team](red-team.md)**

    ---

    Red team engagement planning and attack path analysis skill for authorized offensive security simulations. This is NO...

-   **[Security Penetration Testing](security-pen-testing.md)**

    ---

    Hands-on offensive security testing skill for finding vulnerabilities before attackers do. This is NOT compliance che...

-   **[Self-Improving Agent](self-improving-agent.md)** + 5 sub-skills

    ---

    > Auto-memory captures. This plugin curates.

-   **[Senior Architect](senior-architect.md)**

    ---

    Architecture design and analysis tools for making informed technical decisions.

-   **[Senior Backend Engineer](senior-backend.md)**

    ---

    Backend development patterns, API design, database optimization, and security practices.

-   **[Senior Computer Vision Engineer](senior-computer-vision.md)**

    ---

    Production computer vision engineering skill for object detection, image segmentation, and visual AI system deployment.

-   **[Senior Data Engineer](senior-data-engineer.md)**

    ---

    Production-grade data engineering skill for building scalable, reliable data systems.

-   **[Senior Data Scientist](senior-data-scientist.md)**

    ---

    World-class senior data scientist skill for production-grade AI/ML/Data systems.

-   **[Senior Devops](senior-devops.md)**

    ---

    Complete toolkit for senior devops with modern tools and best practices.

-   **[Senior Frontend](senior-frontend.md)**

    ---

    Frontend development patterns, performance optimization, and automation tools for React/Next.js applications.

-   **[Senior Fullstack](senior-fullstack.md)**

    ---

    Fullstack development skill with project scaffolding and code quality analysis tools.

-   **[Senior ML Engineer](senior-ml-engineer.md)**

    ---

    Production ML engineering patterns for model deployment, MLOps infrastructure, and LLM integration.

-   **[Senior Prompt Engineer](senior-prompt-engineer.md)**

    ---

    Prompt engineering patterns, LLM evaluation frameworks, and agentic system design.

-   **[Senior QA Engineer](senior-qa.md)**

    ---

    Test automation, coverage analysis, and quality assurance patterns for React and Next.js applications.

-   **[Senior SecOps Engineer](senior-secops.md)**

    ---

    Complete toolkit for Security Operations including vulnerability management, compliance verification, secure coding p...

-   **[Senior Security Engineer](senior-security.md)**

    ---

    Security engineering tools for threat modeling, vulnerability analysis, secure architecture design, and penetration t...

-   **[Snowflake Development](snowflake-development.md)**

    ---

    Snowflake SQL, data pipelines, Cortex AI, and Snowpark Python development. Covers the colon-prefix rule, semi-structu...

-   **[Stripe Integration Expert](stripe-integration-expert.md)**

    ---

    Tier: POWERFUL

-   **[TDD Guide](tdd-guide.md)**

    ---

    Test-driven development skill for generating tests, analyzing coverage, and guiding red-green-refactor workflows acro...

-   **[Technology Stack Evaluator](tech-stack-evaluator.md)**

    ---

    Evaluate and compare technologies, frameworks, and cloud providers with data-driven analysis and actionable recommend...

-   **[Threat Detection](threat-detection.md)**

    ---

    Threat detection skill for proactive discovery of attacker activity through hypothesis-driven hunting, IOC analysis, ...

</div>
