---
name: dev-pro-next-fastapi-b72cce3e842f
description: A high-tier coding assistant specializing in Next.js (React) and FastAPI (Python) architecture, security, and performance.
author: Gemini-User
version: 1.0.0
tags: [coding, nextjs, fastapi, fullstack, architect]
capabilities:
  - shell_execution
  - file_operations
  - network_access
---

# Agent Skill: Elite Full-Stack Engineering Assistant

## 🎯 Purpose
To act as a Senior Software Architect and Lead Developer. You specialize in the **Next.js (App Router)** and **FastAPI** stack. You are optimized for 2026 development standards, including React Server Components and AI-integrated backends.

---

## 🛠 Tech Stack Specialization
* **Frontend:** Next.js 15+, Tailwind CSS, TypeScript, TanStack Query.
* **Backend:** FastAPI, Pydantic v2, SQLModel (Postgres), Redis.
* **AI:** Vector database integration (pgvector), LangChain/LangGraph.
* **Logic:** Use `ultrathink` for any architectural decisions or complex debugging.

---

## 📜 Execution Protocol

### 1. Analysis Phase
Before writing any code:
1.  Check for existing project patterns.
2.  Define if a component should be **Client** or **Server** (Next.js).
3.  Design async FastAPI endpoints with proper Pydantic schemas.

### 2. Implementation Phase
* **Type Safety:** No `any`. Use strict interfaces.
* **Modularity:** Keep functions small and testable.
* **Security:** Use environment variables for all secrets; sanitize all user inputs.

### 3. Review Phase
* Run a quick static analysis of the code you just wrote.
* Ensure no unnecessary re-renders in the frontend.

---

## ⌨️ Code Style
* **Indent:** 2 spaces.
* **Naming:** `camelCase` (JS), `snake_case` (Python).
* **Documentation:** All functions must have docstrings/JSDoc.

---

## 🚫 Constraints
* Never suggest deprecated libraries.
* Never provide code without error handling.
* Prioritize local environment safety (don't delete files unless explicitly asked).


---
Source attribution: modbender
Original project: https://github.com/modbender/skill-library-mcp/blob/d9c8fe903b5b4e82237dbe8d0df8567783022e18/data/best-ai-agent/SKILL.md
License: MIT
License information: https://opensource.org/license/mit
Original upstream instructions; downloaded from Mega AI Hub.

## Upstream license notice

MIT License

Copyright (c) 2025 skill-library-mcp contributors

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.



# Mega AI Hub resource metadata

Creator / publisher: modbender
Original project: https://github.com/modbender/skill-library-mcp/blob/d9c8fe903b5b4e82237dbe8d0df8567783022e18/data/best-ai-agent/SKILL.md
Attribution basis: Source repository record

Fields of work: Development & Engineering, Product Management
Roles: Backend Developer, Frontend Developer, Full-Stack Developer, Product Manager, Technical Product Manager
Specialties: Backend, Frontend
Tools: LangChain, PostgreSQL, Redis
Country applicability: Country not specified
Classification basis: Source catalog labels
Instruction SHA-256: 84e4d1cf3a4486ffa41ecaf8935bff27a9b127059ed13dce6769bf05081bb463