Hiring.Camp

Senior Ruby on Rails developer

Comeen

·

Feb 24, 2026

Location
Paris
Workplace
Onsite
Type
Full-time
Department
IT
Seniority
Senior
Experience
5+ years
Source
JOIN

Description

We're Comeen, our mission is to create a seamless experience between people and workplaces. đź‘‹

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
  • đź’» Modern tools to be efficient
  • 🍱 Restaurant vouchers with Swile usable everywhere and every day. 10€/days worked, covered at 60%.
  • â›± 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 MobilitĂ© Durable)
  • 🏥 Comeen covers 100% of your health insurance
  1. Send your application with as much information as possible (Resume, link to public repositories, details about past RoR projects)
  2. Discovery interview with our head of engineering
  3. Technical written challenge (time-boxed)
  4. Challenge debrief with our Ruby on Rails lead developer
  5. Interview with our CTO
  6. Interview with our CEO

Skills

PythonRustRubyRuby on RailsCI/CDMySQLRedisGitDevOps

Similar Jobs

30

Senior Full Stack Engineer – Ruby on Rails, React.js & Python

Cisco·India·Onsite

5d ago

Senior Ruby on Rails Engineer

AssureSoft - Careers·Bolivia, North Carolina·Remote

Senior Software Engineer - Ruby on Rails

FeedbackFruits·Amsterdam, North Holland·Hybrid

1w ago

Senior Software Engineer (Ruby on Rails) - VA

IronArch Technology·Remote

Senior Fullstack Developer (Ruby on Rails / React)

Talentmanagementsolution·Toronto, Ontario

2w ago

Senior Full Stack Engineer (Ruby on Rails)

ZigZag Global·Varna, Bulgaria·Remote

2w ago

Sr. Software Development Engineer (Ruby on Rails/Java)

CVS Health·US·Remote

3w ago

Senior Ruby on Rails Engineer

Davidkennedyrecruitment·Amsterdam, North Holland +39·Remote

1mo ago

Mid/Senior Ruby On Rails Developer

Youriteams·Remote

Senior Software Engineer (Ruby on Rails & .NET)

Skydropx·Bogotá, Bogota D.C. +3·Remote

1mo ago

Senior Ruby on Rails Engineer (Hybrid)

SimplePractice·Mexico City, Mexico

Senior Software Engineer – Full Stack, Ruby on Rails/Python/React.js | 7+ Years | Bangalore

Cisco·India·Onsite

1mo ago

Senior Ruby on Rails Engineer

Exit83·Colombia·Remote

1mo ago

Senior Software Engineer, Ruby on Rails

Versant·Orlando, Florida·Remote

1mo ago

Ruby on Rails Developer - Senior

Softswiss·Káto Polemídia, Limassol +2·Remote

1mo ago

Ruby on Rails Developer – Senior

Softswiss·Káto Polemídia, Limassol +3·Remote

1mo ago

Senior Backend Software Engineer (Ruby on Rails)

Penny Lane·Remote·Remote

1mo ago

Sr. Software Engineer, Ruby on Rails

CentralReach·US·Remote

2mo ago

Gamification Senior Software Engineer (Ruby on Rails)

PrizePicks·Remote·Remote

Senior Software Engineer – Ruby on Rails / SaaS

Global Fleet Management·Burnaby, British Columbia

2mo ago

Senior Ruby on Rails Engineer (m/w/d)

Ecoturn GmbH·Berlin, State of Berlin +1·Remote

3mo ago

Senior Full Stack Developer, Java or Ruby on Rails

Omnissa·US

3mo ago

Senior Software Engineer (Ruby on Rails)

Diligent Corporation·Budapest, Hungary

3mo ago

Senior/Principal Ruby on Rails EngineerCambridge, MA

Robertsrecruiting

Senior/Principal SW Engineer (Ruby on Rails)Boston, MA

Robertsrecruiting

Senior Software Engineer (Ruby on Rails) (Full Remote - Europe)

Everai·Madrid, Spain·Remote

4mo ago

Senior Back End Engineer (Ruby on Rails & GO)

PrizePicks·Remote·Remote

Engenharia de Software Backend SĂŞnior - Ruby on Rails | RD Station (Remoto)

Rdsourcing·Brazil

6mo ago

Software Engineer, Senior - Ruby on Rails

Blackbaud·Hyderabad, Telangana·Remote, Hybrid

8mo ago

Freelance Senior Software Engineer (Ruby on Rails) M/F/X

Trustpair·Paris, Île-de-France·Remote

9mo ago