Senior Full-Stack Engineer — AI & Product

P49 Benefit Corporation Srl; Padova; Ibrido; EUR 35.000 - 45.000; Tempo pieno

Descrizione del lavoro

P49 — a strategic hub for hybrid AI headquartered in Padova — seeks a Senior Full-Stack Engineer with 10+ years of experience to own features from design to production.

You will build frontend with React 18 and TypeScript, design APIs with Node.js and PostgreSQL, and integrate AI workflows across multi-vertical products while contributing to secure, scalable infra. This on-site role in Padova offers a competitive salary range and opportunities to shape the product roadmap.

Competenze

• At least 10 years of professional software development experience.
• Advanced experience with TypeScript, React and Node.js.
• Strong knowledge of PostgreSQL, API design and authentication systems.
• Experience with Docker, CI/CD and production applications.
• Solid software architecture foundations and ability to evaluate technical trade-offs.
• Autonomy in solving complex problems and thorough code reviews.
• Good command of technical English.
• Strong plus: Lovable Cloud/Supabase, Deno Edge Functions, Anthropic Claude or other LLMs, RAG, Python/FastAPI, GDPR.

Mansioni

• Build complex, reusable frontend components (React 18, TypeScript).
• Design APIs and backend services (Node.js, PostgreSQL).
• Data modelling and query optimization on PostgreSQL.
• Integrate AI models: tool calling, structured output, multi-provider orchestration.
• Realtime features with WebSocket and Server-Sent Events.
• Payments and subscription integrations; CI/CD pipelines and deployment.
• Code reviews, development standards and mentoring of junior developers.

Conoscenze

TypeScript

React

Node.js

PostgreSQL

API design

Authentication systems

Docker

CI/CD

English

Architecture

Strumenti

Lovable Cloud (Supabase)

Deno Edge Functions

Python/FastAPI

Descrizione del lavoro

P49 — a strategic hub for hybrid AI headquartered in Padova — builds human-centered AI products across multiple verticals: Miky, Call P49, Music Republic, Nova Astra and future ecosystem projects. We are looking for a Senior Full-Stack Engineer with at least 10 years of experience, able to work across the entire stack and ship complete features from design to production. Learn more at p49.ai .

THE MANDATE

• Make technical decisions with direct responsibility for product quality and evolution.
• Design and ship complete features, from frontend to backend, all the way to production.
• Integrate Large Language Models and AI workflows into real, AI-native products.
• Contribute to a modern, scalable and secure infrastructure.
• Work across multiple verticals of the ecosystem, with a key role in the product roadmap.

RESPONSIBILITIES

• Build complex, reusable frontend components (React 18, TypeScript).
• Design APIs and backend services (Node.js, PostgreSQL).
• Data modelling and query optimization on PostgreSQL.
• Integrate AI models: tool calling, structured output, multi-provider orchestration.
• Realtime features with WebSocket and Server-Sent Events.
• Payments and subscription integrations; CI/CD pipelines and deployment.
• Code reviews, development standards and mentoring of junior developers.

THE PROFILE

• At least 10 years of professional software development experience.
• Advanced experience with TypeScript, React and Node.js.
• Strong knowledge of PostgreSQL, API design and authentication systems.
• Experience with Docker, CI/CD and production applications.
• Solid software architecture foundations and ability to evaluate technical trade-offs.
• Autonomy in solving complex problems and thorough code reviews.
• Good command of technical English.
• Strong plus: Lovable Cloud/Supabase, Deno Edge Functions, Anthropic Claude or other LLMs, RAG, Python/FastAPI, growing B2C/B2B products, GDPR.

TECH STACK

• Frontend: React 18, TypeScript, Vite, Tailwind CSS, shadcn/ui, TanStack Query.
• Backend: Node.js, PostgreSQL, WebSocket, SSE, Lovable Cloud (Supabase) and Deno Edge Functions.
• AI: Anthropic Claude, multi-provider orchestration, tool calling, structured output.
• Infrastructure: Docker, CI/CD, production deployment and monitoring.
• Python microservices (plus): FastAPI, OCR, NLP, PII anonymization, vector search.

CONTRACT

Full-time on-site at our Padova office, Monday to Friday. Indicative salary €35,000–€45,000, based on experience, skills and level of responsibility. The selection process includes an introductory interview, a technical interview and a final meeting with the team: no algorithm tests for their own sake — we care about how you reason and design software.