Mid-level Backend Engineer - Carpool Monetization job opportunity at BlaBlaCar.



Date2026-04-14 bot
BlaBlaCar Mid-level Backend Engineer - Carpool Monetization
Experience: General
Pattern: Permanent
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degreeHigh School (S.S.C.E)
loacation Paris, France, France
loacation Paris, France....France
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<p><strong><span style="font-size: 18px;">About BlaBlaCar</span></strong><br><br><span style="font-size: 16px;">BlaBlaCar is the world’s leading community-based travel app enabling 27 million members a year to carpool or travel by bus in 21 countries. Our team of 800 employees counts over 50 nationalities and is spread across our 5 global offices, 30% working fully remotely.</span></p><p><br></p><h3 style="line-height: 1.295; margin-top: 0pt; margin-bottom: 8pt;"><strong><span style="font-size: 11pt; font-family: Questrial, sans-serif;">Your Mission</span></strong></h3> <p style="line-height: 1.295; margin-top: 0pt; margin-bottom: 8pt;"><span style="font-size: 11pt; font-family: Questrial, sans-serif;">The Carpool Monetization team plays a key role at BlaBlaCar: designing and iterating on the models that monetize our core carpool activity.</span></p> <p style="line-height: 1.295; margin-top: 0pt; margin-bottom: 8pt;"><span style="font-size: 11pt; font-family: Questrial, sans-serif;">We are looking for a Mid-level Backend Engineer to help us build, scale and optimize our Monetization core services. You will work on the full feature lifecycle, from early discovery and technical design to implementation, testing, deployment, monitoring and continuous improvement.</span></p> <p style="margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 11pt; font-family: Questrial, sans-serif;">As part of a multi-stack team (3 FE engineers, 4 BE engineers, 1 PM, 1 UX Designer, 1 EM), you will contribute to initiatives such as subscriptions, freemium experience, insurance flows, ESC deployment (Energy Saving Certificates), and the rollout of monetization in new countries.</span></p> <p style="margin-top: 12pt; margin-bottom: 12pt;"><span style="font-size: 11pt; font-family: Questrial, sans-serif;">Our tech stack includes:</span></p> <ul> <li><strong><span style="font-size: 11pt;">Java backend services</span></strong><span style="font-size: 11pt;"> exposed through </span><strong><span style="font-size: 11pt;">REST APIs</span></strong></li> <li><span style="font-size: 11pt;">Kubernetes-based infrastructure managed with Terraform</span></li> <li><span style="font-size: 11pt;">Event driven architecture with Kafka</span></li> <li><span style="font-size: 11pt;">Datadog for application and infrastructure monitoring</span></li> </ul> <p style="margin-top: 12pt; margin-bottom: 12pt;"><span style="font-size: 11pt; font-family: Questrial, sans-serif;">You’ll also have the opportunity to contribute to frontend developments depending on your interests.</span></p> <h3 style="margin-top: 12pt; margin-bottom: 12pt;"><span style="font-size: 11pt; font-family: Questrial, sans-serif;">Your responsibilities</span></h3> <ul> <li><span style="font-size: 11pt;">Develop, maintain and monitor our Monetization core services</span></li> <li><span style="font-size: 11pt;">Be responsible for the quality of the application, and contribute to improving it. Participate in design and code reviews</span></li> <li><span style="font-size: 11pt;">Collaborate closely with frontend engineers, product managers, designers, and business stakeholders to define, develop, and deliver impactful features.</span></li> <li><span style="font-size: 11pt;">Document your work and contribute to shared knowledge and technical standards</span></li> <li><span style="font-size: 11pt;">Participate actively in continuous improvements across the team and codebase</span></li> </ul> <h3 style="font-size: 11pt; font-family: Questrial, sans-serif;"><span style="font-size: 11pt;">Your qualifications</span></h3> <ul> <li><span style="font-size: 11pt;">You have </span><strong><span style="font-size: 11pt; font-family: Arial, sans-serif;">solid experience</span></strong><span style="font-size: 11pt; font-family: Arial, sans-serif;"> from companies with a strong engineering culture, within a growth context.</span></li> <li><span style="font-size: 11pt;">You are fluent in Java and know frameworks such as Spring, Spring Boot, JUnit, and Mockito.</span></li> <li><span style="font-size: 11pt;">You have hands-on experience with Git, Docker, Kubernetes, Kafka, Database at scales and monitoring solutions (e.g., Datadog).</span></li> <li><span style="font-size: 11pt;">You have a good knowledge of service-oriented and event-driven architecture, and can determine when to apply a given architectural pattern.</span></li> <li><span style="font-size: 11pt;">Strong communication skills, humility, and a collaborative mindset</span></li> <li><span style="font-size: 11pt;">Ability to balance fast iterations with high-quality delivery</span></li> <li><span style="font-size: 11pt;">You have a results-driven and impact-oriented mindset</span></li> <li><span style="font-size: 11pt;">Fluency in English</span></li> </ul> <p style="margin-top: 0pt; margin-bottom: 12pt;"><em><span style="font-size: 11pt; font-family: Questrial, sans-serif;">If you don’t meet 100% of the qualifications outlined above, tell us why you’d still be a great fit for this role in your application!</span></em><span style="font-size: 11pt; font-family: Questrial, sans-serif;"><br></span></p> <h3 style="line-height: 1.295; margin-top: 0pt; margin-bottom: 8pt;"><strong><span style="font-size: 11pt; font-family: Questrial, sans-serif;">What we have to offer</span></strong></h3> <ul> <li><span style="font-size: 11pt;">Hybrid status for this role : 2-3 days at the Office</span></li> <li><span style="font-size: 11pt;">4 additional weeks on top of legal maternity/paternity leaves</span></li> <li><span style="font-size: 11pt;">50% healthcare coverage (Alan)</span></li> <li><span style="font-size: 12pt;">Fi</span><span style="font-size: 11pt;">nancial support for home office equipment</span></li> <li><span style="font-size: 11pt;">Minimum 25 days holiday per year&nbsp;</span></li> <li><span style="font-size: 11pt;">Local meal plan policy (Swile card)</span></li> <li><span style="font-size: 11pt;">50% transportation paid (Forfait Mobilité Durable)</span></li> <li><span style="font-size: 11pt;">Free unlimited carpooling &amp; bus rides</span></li> <li><span style="font-size: 11pt;">Personal growth via trainings, mentorship, and internal mobility programs</span></li> <li><span style="font-size: 11pt;">Employee Stock ownership plan</span></li> <li><span style="font-size: 11pt;">Regular team building events</span></li> <li><span style="font-size: 11pt;">1 day off per year to test our product</span></li> </ul> <h3 style="line-height: 1.295; margin-top: 0pt; margin-bottom: 8pt;"><strong><span style="font-size: 11pt; font-family: Questrial, sans-serif;">Interested in joining the ride?</span></strong></h3> <ul> <li><span style="font-size: 11pt;">a 45-min video-call with </span><a href="https://www.linkedin.com/in/maxime-gaudilliere/" style="text-decoration: none;"><span style="font-size: 11pt; color: #1155cc; text-decoration: underline; text-decoration-skip-ink: none;">Maxime</span></a><span style="font-size: 11pt;">, Talent Acquisition Manager, to get to know you, understand your career expectations and answer your questions</span></li> <li><span style="font-size: 11pt;">a 60-min video-call with </span><a href="https://www.linkedin.com/in/cyril-cadoret-252a0129/" style="text-decoration: none;"><span style="font-size: 11pt; color: #1155cc; text-decoration: underline; text-decoration-skip-ink: none;">Cyril</span></a><span style="font-size: 11pt;">, Engineering Manager, to discuss your experience and share more details about the team</span></li> <li><span style="font-size: 11pt; font-family: Questrial, sans-serif;"><span style="font-size: 11pt;">a 90-min </span>&nbsp;live coding session with Software Engineers.</span></li> <li><span style="font-size: 11pt; font-family: Questrial, sans-serif;"><span style="font-size: 11pt;">a 60-min</span> system design interview with Software Engineers.</span></li> <li><span style="font-size: 11pt;">a 30-min video-call with </span><a href="https://www.linkedin.com/in/sebastien-j-labat/" style="text-decoration: none;"><span style="font-size: 11pt; color: #1155cc; text-decoration: underline; text-decoration-skip-ink: none;">Sebastien</span></a><span style="font-size: 11pt;">, VP Engineering, for vision fit and rounding off the process</span></li> </ul> <p style="line-height: 1.295; margin-top: 0pt; margin-bottom: 8pt;"><span style="font-size: 11pt; font-family: Questrial, sans-serif;">Our hiring process lasts on average 25-30 days, offers usually come within 48 hours.</span></p>\n<p></p><p><br></p><p></p>\n<p><em style="font-size: 16px;">BlaBlaCar is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees.</em></p>

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