Senior Backend Engineer, AI-First Legal Platform

Lefebvre Sdu; Randstad; Hybrid; EUR 61,000 - 72,000; Full time

Benefits offered by this job

Pension plan through PGB

Collective insurance plans

Travel allowance

Bike plan

Office in The Hague 2 days/week

Personal 12% budget (8% holiday pay +

Vacation days: 23

Job summary

Lefebvre Sdu is building GenIA-L, a pioneering AI-first platform for legal and tax knowledge, with a strong backend focus on authentication, authorization, and user management. The Senior Software Engineer will take end-to-end ownership of Node.js services, plus occasional frontend work, shaping a scalable, secure system in a fast-moving product team.

Join a transformation-driven organization in The Hague area, with a 36-hour workweek, meaningful equity-like bonuses, and a broad benefits package

Qualifications

• Extensive experience with TypeScript and Node.js, in production environments.

Responsibilities

• Own backend services around authentication, authorization, and user management.
• Work on PDF export and chat delivery via Redis.
• Improve, stabilize, and simplify systems; contribute to frontend as needed.
• Collaborate with a Product Owner and Scrum Master; participate in agile rituals.

Skills

TypeScript

Node.js

OAuth 2.0 / OIDC

React / Next.js

GraphQL / Apollo

Stakeholder management

Tools

NestJS

Koa

Postgres

SQLite

MariaDB

Redis

Docker

GitHub Actions

AWS

Kubernetes

Helm

Prisma

MikroORM

Firebase

Job description

Lefebvre Sdu is building GenIA-L, a pioneering AI-first platform for legal and tax knowledge, with a strong backend focus on authentication, authorization, and user management. The Senior Software Engineer will take end-to-end ownership of Node.js services, plus occasional frontend work, shaping a scalable, secure system in a fast-moving product team.

Join a transformation-driven organization in The Hague area, with a 36-hour workweek, meaningful equity-like bonuses, and a broad benefits package