Staff Software Engineer - Backend (CDI)

Technical Stack

• Frontend: React, TypeScript, React Native (mobile), Jest, Playwright, Maestro
• Backend: Ruby on Rails, Sidekiq, RSpec, Cucumber
• Data: PostgreSQL, Opensearch, Redis
• Infrastructure: Kubernetes, Terraform

Responsibilities

• Define and evolve Matera's backend architecture over the long term (modularisation, design system, performance, clean architecture, DDD).
• Identify current technical limits, propose solutions, and implement them with the team.
• Initiate and lead high‑impact tech or product projects.
• Establish and promote backend coding standards across all squads.
• Improve the Developer Experience: AI adoption, tooling, CI, testing strategy, documentation.
• Mentor developers of all levels and raise the collective skill level.
• Contribute to the overall technical vision alongside the CTO and other Staff.

Qualifications

• 8+ years as a Software Engineer with a strong backend focus and expertise in Ruby on Rails.
• Comfortable with DevOps and orchestration technologies (Kubernetes, Terraform).
• Full‑stack experience to manage projects end‑to‑end.
• Technical leadership capable of defining vision and rallying the team.
• Deep understanding of application performance, database, and infrastructure issues.
• Active use of AI in work methods, continuously experimenting to improve efficiency.
• Strong product appetite and obsession for delivering the best user experience.

Benefits & Compensation

• Base salary: from 88 000 € according to profile and experience.
• Locations: Paris, Lyon, Annecy, Bordeaux, Marseille, Toulouse.
• Contract: Cadre forfait jour.
• Remote: 2 days per week in the office.
• Onboarding: 2 weeks of onboarding plus role‑specific training.
• Career path: structured with weekly coaching, annual performance review, internal mobility encouraged.
• Transparent compensation policy.
• Parental support: 80 % return with 100 % pay for four weeks, plus 5 days extra sick leave for child illness.
• Additional paid day for responsible travel.
• Menstrual leave.
• Sports access via WellPass.
• Cultural benefits via Leeto.
• Paid leave and RTT.
• Health insurance and Swile card 50 % covered.
• Full risk coverage.
• Vacation bonus (SYNTEC).
• Transportation cost 50 % covered.
• Company equipment provided.

Culture & Team

• Squads autonomes – 5 developers with a squad lead, responsible for full domain maintenance.
• IA‑first – 100 % of the code is generated by AI tools integrated into the repository.
• Intelligence collective – Developers are involved early in product design and are encouraged to propose ideas.
• Pragmatisme & efficacité – Kanban‑based methodology focused on delivery, learning, and improvement.
• Flexibilité – Flexible hours; remote work possible with 2 days per week in the office.
• Adaptabilité – The role requires comfort with change and a proactive mindset toward new developments.