Senior Ruby on Rails developer
We're Comeen, our mission is to create a seamless experience between people and workplaces. 👋
We help 300+ companies worldwide to implement today’s workplace environment with Communication and Workplace Management tools.
We have worldwide customers from fast-growing startups to large enterprises, such as: Veolia, Sanofi or Imerys.
Our SaaS platform is integrated with Google Workspace, Microsoft Teams, Slack, and provides features such as:
- Corporate digital signage,
- In-office days planning,
- Desk booking,
- Meeting room booking,
- Visitor check-in.
Comeen has been founded in 2018, and has grown significantly in recent years.
We are a team of 30+ people.
We work from Bordeaux, Paris and Austin.
We've been recently highlighted as Chrome Enterprise Recommended and Recommended for Google Workspace .
We're currently expanding our team, worldwide! 🔥
Tasks
As a Ruby on Rails senior developer, you will join our development team. You will work on our workplace features such as meeting room management and desk booking. Your work will impact thousands of employees worldwide!
Your main responsibilities will be to:
- Backend Engineering: Design, build, and maintain efficient, reusable, and reliable Ruby code within the Ruby on Rails framework.
- Ecosystem Integration: Develop and optimize complex integrations with Google Workspace and Microsoft 365 suites (utilizing Microsoft Graph API, Google APIs, OAuth2 flows).
- Architecture & Scalability: Lead architectural decisions to ensure system performance, security, and scalability as our user base grows.
- Code Quality: Uphold high engineering standards through rigorous testing (RSpec), comprehensive code reviews, ...
- Technical Leadership: Provide mentorship to junior developers and contribute to the continuous improvement of our development processes and documentation.
Requirements
- Ruby on Rails: 5+ years of professional experience with expert-level knowledge of the framework and its ecosystem (Sidekiq, ActiveRecord, etc.).
- Rust and Python : Experience in Python or/and Rust is a plus
- Database Management: Strong proficiency in MySQL and Redis, including schema design and query optimization.
- API Expertise: Proven experience in building and consuming RESTful APIs, experience on third-party integrations is a plus (Microsoft or Google Workspace API)
- DevOps: Familiarity with CI/CD pipelines and Git versioning, experience on Google Cloud Platform is a plus
Benefits
- 🤓 Great offices in Paris and Bordeaux
- 💻 Modern tools to be efficient
- 🍱 Restaurant vouchers with Swile usable everywhere and every day. 10€/days worked, covered at 60%.
- ⛱ 2 in-person events per year to gather everyone in the same place
- 🚲 250 euros towards the purchase or repair of a bicycle/electric scooter (Fond de Mobilité Durable)
- 🏥 Comeen covers 100% of your health insurance
- Send your application with as much information as possible (Resume, link to public repositories, details about past RoR projects)
- Discovery interview with our head of engineering
- Technical written challenge (time-boxed)
- Challenge debrief with our Ruby on Rails lead developer
- Interview with our CTO
- Interview with our CEO
Emplois Recommandés
Manipulateur radio H/F - Paris 6e
Manipulateur radio H/F - Paris 6e Emploi Manipulateur Radio H/F - Paris 75006 Nous recrutons une manipulateur radio H/F afin d’intégrer une structure située dans le 6e arrondissement de Paris …
Sales & Customer Success Enablement Manager
La plateforme publicitaire omnicanale de Locala exploite des informations granulaires et une IA de pointe pour aider les spécialistes du marketing à planifier, activer et mesurer efficacement des c…
[DSIUN PAP]TCH SAP Technicien-ne d'exploitation, d'assistance et de traitement de l'information
Affecté(e) au service d'Assistance de proximité (SAP) de la Direction du Système d'information et des Usages numériques (DSIUN), l'agent(e) participe à l'ensemble des tâches de suivi et d'exploitatio…
Consultant stagiaire/alternant en stratégie sociale et RH - F/H
Vous ferez partie d'une équipe avec laquelle vous monterez en compétences sur de nombreux sujets comme : L'évolution des emplois et des compétences – analyse prospective des métiers, cartograph…
Illustrator Design Intern
Balenciaga seeks an Illustrator Design Intern in Paris to join its creative team starting April 2026. The role involves collaborating with designers to create bespoke illustrations and exclusive visua…
Alternance Chargé(e) de rédaction Web SEO - Paris (F/H)
L’ISCOD, spécialiste de la formation en Digital Learning, recherche pour son entreprise partenaire, agence de prestations digitales, un(e) Chargé(e) de rédaction Web SEO de contenus en alternance, …
Inventory coordinator (H/F)
Le/La Inventory Specialist est responsable de la fiabilité et de l'optimisation des stocks. Il/Elle veille à la bonne organisation des inventaires en magasin, à la justesse des niveaux de stock et au …
Adjoint(e) au chef du bureau de l'accès au logement F/H
Description des missions Vous exercez vos missions en appui du chef du bureau. Ainsi, vous participez au : 1 - Pilotage de l'activité de désignation de demandeurs prioritaires de logement social…
Business Developer (Germany/Scandinavia) - Nutraceutic Ingredients (M/F)
Business Developer (Germany/Scandinavia) – Nutraceutic Ingredients (M/F) Paris 8th – Hybrid | Full-time | Food Science or Engineering background To support our growth in Europe, we are looking f…
Expert administrateur niveau 3 Flux MQ Series
Nous recherchons un Expert administrateur niveau 3 Flux MQ Series au sein de la division DATA Platform, une équipe produit les services de mise en œuvre complexe et support avancé des composants logi…