Senior Full-Stack Engineer, Ruby, ReactJS

🔥 21 minutes ago

🌐 Germany, France, +3 more countries – Remote

🇩🇪 Germany – Remote 🇫🇷 France – Remote 🇮🇹 Italy – Remote 🇷🇸 Serbia – Remote 🇪🇸 Spain – Remote

⏰ Full Time

🟠 Senior

🧑‍💻 Full-stack Engineer

👻 Ghost score 10%

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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Qonto

WebsiteLinkedInAll Job Openings

501 - 1000 employees

💳 Fintech

🤝 B2B

🏦 Banking

💰 $500k Grant on 2022-10

Fintech • B2B • Banking

Qonto is the leading European business finance solution that simplifies everything from everyday banking and financing to bookkeeping and spend management. Founded in July 2017 by Alexandre Prot and Steve Anavi, Qonto aims to energize SMEs and freelancers so that they can achieve more. With over 300,000 companies using its services and a workforce of around 900 employees, it stands out in the financial services sector as an innovative fintech solution.

📋 Description

• Replace the tightly coupled identity verification solution with a provider-agnostic service usable by any Qonto team • Build primarily in Ruby, with some Go • Improve KYC conversion from KYC started to KYC submission across backend and web • Own the web side of provider integrations, including loading provider SDKs in the browser • Handle provider errors and keep the web integration running as usage scales • Build infrastructure behind Qonto’s KYC flow • Handle provider failures and retries • Improve observability and operate integrations safely in production • Design an interchangeable layer across multiple verification providers • Build reliable APIs for other Qonto teams • Report to Nicola, Engineering Manager of the Identity Verification team

🎯 Requirements

• Backend experience building and running backend services in production • Backend-first working approach • Production web development experience with React • Ability to maintain and scale an existing React application • Experience integrating external providers or SDKs • Ability to design integrations so a single provider does not create lock-in • Ability to work across backend and web • Ability to partner with a staff web engineer on architecture and complex integrations • Ruby experience is a plus, not a requirement

🏖️ Benefits

• Full-remote work option while living in France, Italy, Germany, Serbia, or Spain • Unlimited access to the best AI tools • Onboarding buddy from week two • Weekly one-to-one with the manager • Support from day one • People-first leadership focused on engineer growth, autonomy, learning, experimentation, direct feedback, and open discussions