Senior Ruby Backend Engineer

il y a 2 jours


Paris, France Qonto Temps plein

**Our mission**? Making day-to-day banking easier for SMEs and freelancers thanks to an online business account that's combined with invoicing, bookkeeping and spend management tools. Thanks to its innovative product, highly reactive 24/7 customer support and clear pricing, Qonto has become the leader in its market.

**Our journey**: Founded by Alexandre and Steve in July 2017, Qonto has rapidly gained trust, serving over 500,000 customers. Thanks to our wonderful team of 1,600+ Qontoers, we also made it to the LinkedIn Top Companies French ranking

**Our values**:
**Customer focus |** Prioritize customers in everything you do

**Ownership |** Own your part, get things done

**Teamwork |** Make (team)work easy

**Mastery |** Continuously raise the bar

**Integrity |** Always do what’s right, and respect people

**Our beliefs**: At Qonto, we're committed to fostering a welcoming environment where everyone can thrive. We prioritize evaluating applicants based solely on skills and potential, ensuring diversity with 50% international team members, 44% women, and 20% parents. Join us in building a workplace that celebrates diversity and individuality.

Discover the steps we took to create a discrimination-free hiring process.

**Location**:You can choose to work in **full-remote** as long as you're living in either **France, Spain, Germany, Portugal, Italy.**
- **Mission**: Join us as a Senior Ruby Backend Engineer to lead pivotal integration projects between Qonto and Regate, enhancing our capabilities in France, Spain, and across Europe.
- **Impact**: As a **Senior Ruby Backend Engineer**, you will be part of a 50+ team of highly skilled engineers from all over the world organized in **squads** to shape our finance solutions. You will also take part in the direction of our Regate product, manage how we will handle our integration within Qonto, and deliver high-quality products in a fast-paced environment.

‍‍ **As a Senior Ruby Backend Engineer for our Regate team, you will**:

- Work on the **Regate product features** development following our merger.
- Develop and maintain **high-quality code in Ruby**, setting standards for the engineering team.
- **Collaborate with Product and QA**teams to ensure seamless, high-quality deliverables.
- **Mentor junior** developers, fostering a culture of excellence and continuous learning.
- Drive initiatives to optimize software for **performance and scalability**.

**What you can expect**:

- You’ll join a team of experienced engineers who are **pushing the boundaries of financial technology**.
- We value proactive **problem-solving**, **flexibility in project management**, and a strong focus on **quality** and **scalability**.
- You'll work on projects that have a **direct impact** on the success of the company, notably the integration of Regate into Qonto's product.
- We're committed to **personal and professional growth**, offering opportunities for advancement through our career path, performance reviews and learning & development programs.

**About You**:

- **Problem solver**: You are a pragmatic and product-driven engineer, with an interest in solving problems and delivering value to customers;
- **Impact maker**: You want to help build an innovative product used by tens of thousands of users and leave your mark;
- **Quality-driven**: You follow best practices regarding code quality, testing, and code reviews;
- **Curiosity**: You are a curious and open-minded engineer eager to learn;
- **Team player**: You have good communication skills, are comfortable working in a team, and can easily work with non-technical colleagues;
- **Languages**: You are fluent in English.**Perks**

A tailor-made and dynamic career track. An inclusive work environment. And so much more to help you succeed.
- Offices in Paris, Berlin, Milan, Barcelona, and Belgrade;
- Competitive salary package;
- A meal voucher;
- Public transportation reimbursement (part or global);
- A great health insurance (depending on the country);
- Employee well-being initiatives: access to Moka Care to take care of your mental health and great offers for sports and wellness activities;
- A progressive disability and parenthood policy (1 in 6 of Qonto employees is a parent) and childcare benefits with selected partners;
- Monthly team events.

**Our hiring process**:

- Interviews with your Talent Acquisition Manager and future managers
- A remote exercise to demonstrate your skills and give you a taste of what working at Qonto could be like

We will send you an **interview guide** so you can best prepare yourself.

On average, our process lasts **20 working days** and offers usually follow within **48 hours**

To learn more about us:
Qonto's Blog | Les Échos I L'Usine Digitale | Courrier Cadres



  • Paris, France STATION F Temps plein

    A community management platform is looking for a Senior Backend Engineer to lead the transformation into a modular service-based architecture. The role includes designing scalable backend services, implementing AI-powered features, and improving performance and reliability. The ideal candidate should be proficient in Ruby, Python, Node.js/TypeScript, or...


  • Paris, France DELUBAC & CIE Temps plein

    Une banque digitale innovante recherche un développeur backend Ruby pour contribuer au développement de sa nouvelle plateforme. Vous travaillerez sur des architectures modernes et serez en interaction avec différentes équipes. Le poste requiert une expertise solide en Ruby, une expérience de 8 ans minimum, ainsi qu'une autonomie sur les outils de CI/CD....

  • SENIOR BACKEND ENGINEER

    il y a 6 jours


    Paris, France STATION F Temps plein

    About Hivebrite is an all-in-one community management and engagement platform whose mission is to help organizations create vibrant communities. Founded in 2015, we serve more than 900 customers worldwide across higher education, non‑profit, and corporate sectors, including Princeton University, Stanford University, and Columbia Business Schools, as well...

  • Senior Backend Engineer

    il y a 1 jour


    Paris, France Eden Scott Temps plein

    Senior Backend EngineerTitle: Senior Backend Engineer Location: Remote / Hybrid Experience: 5+ yearsAbout the Role as a Senior Backend Engineer: Join our team as a Senior Backend Engineer specialising in Python to build scalable, high-performance backend systems for AI-driven applications. You'll design APIs, optimise data pipelines, and collaborate with AI...

  • Senior Backend Engineer

    il y a 2 jours


    Greater Paris Metropolitan Region, France Eden Scott Temps plein

    Senior Backend EngineerTitle:Senior Backend EngineerLocation:Remote / HybridExperience:5+ yearsAbout the Role as a Senior Backend Engineer:Join our team as a Senior Backend Engineer specialising in Python to build scalable, high-performance backend systems for AI-driven applications. You'll design APIs, optimise data pipelines, and collaborate with AI teams...


  • Paris, France Easy Partner Temps plein

    Contexte de la mission Notre client est une entreprise leader dans le secteur des crypto-monnaies, basée au cœur de Paris. Spécialisée dans les solutions d'investissement et les conseils autour des crypto-monnaies, elle travaille activement à simplifier l'accès et la compréhension des monnaies digitales pour tous. Au sein d'une équipe de...

  • Senior Frontend Engineer

    il y a 2 semaines


    Paris, France Laotop Temps plein

    Adresse : Paris (France) Date de début de la mission : 05-11-2025 Durée de la mission : 90 jours Date de publication de l'offre : 03-12-2025 Objectif de la mission : Recherche et recrutement de nouveaux talents pour divers rôles techniques clés (Senior Frontend Engineer, Senior Backend Engineer - LLM & Agents IA, Senior DevSecOps Engineer). Missions...

  • DEVELOPPEUR BACKEND RUBY

    il y a 6 jours


    Paris, France DELUBAC & CIE Temps plein

    DEVELOPPEUR BACKEND RUBY (F/H) à DELUBAC & CIE Nous recherchons un développeur backend senior pour intervenir sur le développement de notre nouvelle banque digitale, un environnement exigeant où la qualité, la robustesse et la valeur livrées sont essentielles. Vous serez rattaché(e) à notre Squad Banque Digitale et serez en interactions régulières...


  • Paris, France Easy Partner Temps plein

    Contexte de la mission Notre client est une entreprise leader dans le secteur des crypto-monnaies, basée au coeur de Paris. Spécialisée dans les solutions d'investissement et les conseils autour des crypto-monnaies, elle travaille activement à simplifier l'accès et la compréhension des monnaies digitales pour tous. Au sein d'une équipe de...

  • Ruby Backend Engineer

    il y a 2 jours


    Paris, France Qonto Temps plein

    **Our mission**? Making day-to-day banking easier for SMEs and freelancers thanks to an online business account that's combined with invoicing, bookkeeping and spend management tools. Thanks to its innovative product, highly reactive 24/7 customer support and clear pricing, Qonto has become the leader in its market. **Our journey**: Founded by Alexandre and...