Software Engineer – Backend, Infrastructure

Job not on LinkedIn

🕒 December 2, 2025

🏢🏡 Paris – Hybrid

⏰ Full Time

🟡 Mid-level

🟠 Senior

🔙 Backend Engineer

👻 Ghost score 53%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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FAIRMAT

WebsiteLinkedInAll Job Openings

51 - 200 employees

🏗️ Construction

📦 Logistics

🏭 Manufacturing

💰 Series A on 2022-11

Construction • Logistics • Manufacturing

FAIRMAT is dedicated to creating a sustainable future for carbon fiber composites. They focus on recycling carbon fiber composite materials using proprietary technology that not only produces recycled material but also reduces carbon footprints. FAIRMAT's innovative approach provides a lightweight and durable high-tech material that is applicable across various industries, including design, mobility, electronics, construction, transport, and logistics. Their commitment to fairness extends to the planet, consumers, and industrial partners.

📋 Description

• Design and develop the backend of our internal applications • Deliver 1 to 2 major projects per quarter • Ensure the backend of our internal applications remains operational • Support users of our software • Fix bugs reported by our users

🎯 Requirements

• Experience with a backend programming language • Experience designing structured data models • Motivation and willingness to adapt to technologies such as Go and Postgres

🏖️ Benefits

• A meaningful job committed to a sustainable future • Challenging work tied to our ambitions and planned international expansion • A strong, people-centered culture built on three pillars: mental health, physical health, and fair compensation • Alan health insurance 95% covered by FAIRMAT • The SPAYR tool to manage your budget • Swile card for your lunch • Sustainable mobility allowance for employees who commute by bike or carpool (€41/month)