Développeur·se Back (Ruby on Rails) (H/F)

Cyberwatch • French: C1 • Information Security • Ruby • 15 days ago

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Salary

≈ $45k – $81k per year (Estimated)

Location

Hybrid (Massy, France)

Employment

Full-Time

Confirmed on the employer's own hiring board on Oct 22, 2026. First seen by Alion on Aug 26, 2026.

Overview

Company

Impact

Profile match

Cyberwatch

Cyberwatch is a French software company whose sovereign platform provides continuous vulnerability management and compliance for IT, OT and cloud environments. Its development teams work with Ruby on Rails and Vue.js, and the company hires front-end and back-end developers, quality engineers and product managers. The company is headquartered in Paris, France.

cyberwatch.com • HQ: Paris, France • Security Compliance • Information Security • Vulnerability Management • 11-50 employees • Est. 2015

Tech stack of Cyberwatch

Rejoignez une équipe dynamique et engagée dans le développement d'une plateforme de cybersécurité. En tant que développeur back-end Ruby on Rails, vous serez responsable du développement et de la maintenance des services back-end, de la conception et de l'optimisation des modèles de données, de la construction et de la documentation des API, de l'écriture de tests automatisés et de la participation aux revues de code. Vous aurez également l'opportunité de contribuer au traitement des flux de données de vulnérabilités. Les candidats juniors sont les bienvenus, une formation sera assurée.

Missions

Développer et maintenir les services back-end en Ruby on Rails / Ruby, concevoir et optimiser les modèles de données.
Construire et documenter des API consommées par le front et par les clients, écrire des tests automatisés.
Contribuer au traitement des flux de données de vulnérabilités (CVE, scans, conformité).

Profil recherché

* Bonnes bases en développement back-end ; appétence forte pour Ruby / Ruby on Rails

* Compréhension des bases de données relationnelles et des API REST

* Maîtrise de Git et goût pour le code testé et lisible

* Curiosité technique et envie de progresser (profils juniors bienvenus, formation assurée)

* Et idéalement :

* Première expérience en cybersécurité ou sur des données techniques volumineuses

* Notions de Docker / Linux

* Contributions open source ou projets personnels

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