Senior Backend Developer (Node.js / TypeScript) — Healthtech

Licorne Society • French: C1 • Health Care • JavaScript • TypeScript • Node JS • 6 days ago
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Salary
$73k – $84k per year
Location
Hybrid (Paris, France)
Seniority
Senior
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 13, 2026. First seen by Alion on Sep 18, 2026.

Overview
Company
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Profile match

Licorne Society

Licorne Society is a Paris recruitment agency that helps startups, scale-ups and digital companies build their teams, and states that more than 200 such companies have recruited through it. It currently advertises positions such as customer success managers, backend and LLM engineers, analytics engineers and cloud architects. The agency is headquartered in Paris, France.
licornesociety.com • HQ: Paris, France • IT Staffing & Staff Augmentation • Recruiting & Staffing • 11-50 employees • Est. 2021

Rejoignez un acteur majeur de la biologie médicale en France en tant que Senior Backend Developer. Vous serez responsable de la conception d'API performantes en Node.js/TypeScript et de l'internalisation des bonnes pratiques de développement. Vous travaillerez au sein d'une équipe produit en pleine croissance et bénéficierez d'un package attractif avec la possibilité de télétravail.

Missions

  • Concevoir des API solides et performantes en Node.js / TypeScript pour absorber le trafic.
  • Structurer les bonnes pratiques pour remplacer progressivement les prestations externes par une équipe interne pérenne.
  • Participer activement au développement et à l'amélioration continue du produit phare gérant 110 000 connexions quotidiennes.

Profil recherché

  • Solide expérience Backend en JS/TS avec maîtrise de Node.js (Express recommandé).
  • Esprit pragmatique, orienté solution et qualité de code.
  • Anglais courant impératif

Conditions

  • Package : 65 000 € - 75 000 € fixe + 5 % de variable.
  • Localisation : Saint-Ouen (2 à 3 jours de télétravail/semaine).
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