Fullstack Developer – AI, Product

📋 Description

• Develop and maintain full-stack applications using Node.js, Express, Vite, and React.

• Design PostgreSQL schemas with a focus on integrity, performance, and security.

• Integrate frontend and backend through robust and well-documented REST APIs.

• Evolve the product through successive versions: iterate, refine, and enhance—without unnecessary reinvention.

• Participate in architectural decision-making with technical insight and an understanding of business impact.

• Design and implement AI-first conversational agents integrated with the accounting CRM.

• Orchestrate workflows with LLMs (OpenAI, Anthropic, or others) using tools, memory, and multi-step reasoning.

• Translate specific user needs in accounting into useful agent behaviors.

• Iterate on prompts, contexts, and tools with a focus on technical and product criteria.

• Version control using GitHub, code reviews, and production deployments.

• Maintain useful and up-to-date technical documentation.

⛳️ Requirements

• Proven experience in full-stack development: Node.js + Express (backend), Vite + React (frontend), PostgreSQL.

• Real-world experience with LLMs in production: API integration, prompt design, and context management.

• Proficiency in version control with GitHub.

• Highly valued: Experience with agent frameworks (LangChain, LangGraph, Vercel AI SDK, CrewAI, or similar).

• Familiarity with Cursor, Lovable, Linux, and Nginx.

• Understanding of accounting workflows, ERP, or CRM systems.

• Adherence to best practices: clean architecture and SOLID principles.

• Education in Systems, Computer Science, or related fields (desirable, not mandatory).

🏝️ Benefits

• Remote work.

• Small team, quick decision-making, direct impact on the product.

• Context of AI applied to a real product in constant evolution.