AI Platform Backend Engineer (Node.js/NestJS) – Lisbon

Baasi Inc.; Lisboa; Remote; EUR 45,000 - 70,000; Full time

Benefits offered by this job

Competitive compensation

Equity potential

Job summary

A stealth-mode startup is looking for a Backend Engineer (Node.js/NestJS) to extend their AI platform in Lisbon. The role involves building a proxy backend, integrating with existing systems, and extending dashboards. Candidates should have strong backend engineering skills, experience with PostgreSQL and Redis, and familiarity with Socket.IO. The company offers competitive compensation and opportunities for equity potential. Join this innovative team to shape the future of AI technologies.

Qualifications

• Strong experience with Node.js and NestJS framework.
• Proficiency in PostgreSQL and Redis for persistence and caching.
• Hands-on experience with Socket.IO or other WebSocket libraries.
• Experience with secure configuration and secrets management.
• Comfortable working with microservices and integrating with existing codebases.
• Strong debugging and systems thinking abilities.
• Familiarity with LangChain for building AI-powered features.

Responsibilities

• Build and maintain a Node.js-based proxy backend for inference requests.
• Integrate with authentication, RBAC, and logging from the existing stack.
• Expose metrics and logs for monitoring usage and performance.
• Extend the existing dashboard with new functionalities.
• Develop using NestJS for back-end framework.

Skills

Node.js

NestJS

PostgreSQL

Redis

Socket.IO

microservices

debugging

LangChain

Tools

HashiCorp Vault

Docker

Proxmox

Job description

A stealth-mode startup is looking for a Backend Engineer (Node.js/NestJS) to extend their AI platform in Lisbon. The role involves building a proxy backend, integrating with existing systems, and extending dashboards. Candidates should have strong backend engineering skills, experience with PostgreSQL and Redis, and familiarity with Socket.IO. The company offers competitive compensation and opportunities for equity potential. Join this innovative team to shape the future of AI technologies.