Confirmed Backend Engineer - Carpool Monetization

BlaBlaCar

About BlaBlaCar 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. We are looking for a confirmed Backend Engineer to join the Carpool Supply team at BlaBlaCar. As part of the Carpool pillar your mission will be to "Grow long-distance carpool usage worldwide, while developing its revenues." The Carpool Supply team manages the very heart of our product: the global carpool inventory. We build and operate the backend engine that handles millions of trips published, searched, and booked across our 22 countries. This is the core of how BlaBlaCar works.  Your role will be to contribute to facilitating the publication and management of drivers inventory, fostering carpool matching by providing a reliable access to the carpool supply and leveraging geographical intelligence for our backend teams. You will work within a multi-stack team of 6 backend & 3 frontend engineers. You will collaborate closely with the team's Product Manager and Product Designer to shape and implement features, and with our main consumers in the Demand squads to ensure seamless integration.

BlaBlaCar

About BlaBlaCar 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. About BlaBlaCar BlaBlaCar is the world’s leading community-based travel app enabling 26 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. Your mission: We are seeking our Front-End Web Engineer to join the Door to Door team. This pivotal role will directly contribute to one of BlaBlaCar's key strategic initiatives. The ideal candidate will possess the ability to rapidly iterate while also considering future system scalability. You will thrive in an environment defined by high autonomy, where we encourage proactive involvement across various scopes of our product ecosystem and underlying architecture. As the sole web engineer on the team, you will have a unique platform for high-impact leadership: you will directly support, coach, and mentor another engineer as they ramp up on web technologies, shaping the future of our front-end expertise. Beyond your team, you will contribute to various external scopes, including enhancing both passenger and driver experiences, while maintaining strong ownership of our core domain as a standalone supply. You will also be a key member of BlaBlaCar’s Front-End Web Engineering Chapter, contributing to our web platform’s foundational architecture. This is a unique opportunity to be a core contributor to the future of carpooling. Our mission is to develop a new "door-to-door" experience within the BlaBlaCar product, offering the convenience of car ownership without the burden. We aim to expand our passenger and driver base by providing a richer and more diverse offering, potentially reaching individuals who currently don't consider carpooling. This initiative is crucial for the continued global growth of carpooling and for achieving our #zeroemptyseats mission.   Our Ambitious Goals: By 2028, we target 1 million passengers utilizing this new feature, generating an additional €5 million in Gross Merchandise Value (GMV).   Your Responsibilities   You will work closely with the product manager, product designer and other engineers to ensure that the product meets business needs and user requirements. Design, develop and maintain high-performance and scalable features within BlaBlaCar product Ensure that the product is developed according to best practices, coding standards, and BlaBlaCar architecture principles. Work closely with other teams to ensure smooth integration with existing systems and leverage what’s in place. Participate in design and code reviews Interact with people with different roles and backgrounds and sharing your technical expertise with a mix of technical, product and business experts Proactively participate in BlaBlaCar’s Front-End Web Engineering Chapter You will be supported by state-of-the-art AI tooling, which is broadly adopted across BlaBlaCar's engineering teams and culture to enhance development efficiency. Your qualifications Proficiency in Typescript, HTML5, CSS3 and React First experience with tooling like Git, Docker, Node.js and observability solutions Full working proficiency in English Fit with our BlaBlaPrinciples Thriving in a collaborative, fast-growing and innovative environment Ability to take ownership, aligned with business priorities   A strong appetite for AI-assisted coding and agentic workflows. A "share more, learn more" mindset, fully aligned with our company culture. Nice to have:  Hands-on experience with Kubernetes  Experience with SEO and web performance optimization Past experience with mobile and backend development 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! What we have to offer Hybrid position : 2 days at the office per week  50% healthcare coverage (Alan) 4 additional weeks on top of legal maternity/paternity leaves Financial support for home office equipment Minimum 25 days holiday per year  Local meal plan policy (Swile card) 50% transportation paid (Forfait Mobilité Durable) Free unlimited carpooling & bus rides Personal growth via trainings, mentorship, and internal mobility programs Employee Stock ownership plan Regular team building events 1 day off per year to test our product   Interested in joining the ride? a 45-min video-call with Chloé, Talent Acquisition Manager, to get to know you, understand your career expectations and answer your questions a 60-min video-call  with Thomas, Engineering Manager, to discuss your experience and share more details about the team a 60-min Design Interview  with Software Engineers, going deeper into your technical skills in problem solving a 45-min Code review with Software Engineers a 60-min Live coding / Pair programming with Software Engineers a 30-min video-call with Sébastien, VP Engineering Carpool, for vision fit and rounding off the process Our hiring process lasts 25-30 days on average, offers usually come within 48 hours.  

Alma

🧡 ABOUT ALMA At Alma, we believe sustainable commerce depends on fair, well-balanced trade. Because finance plays a pivotal role in business, our mission is to put it back in its rightful place - serving merchants and consumers. Our installment and deferred payment solutions help merchants boost sales by 20% or more, increase customer loyalty, and deliver a seamless shopping experience - without encouraging bad debt. As the buy now pay later leader in France and active in 10 European countries, we've empowered over +25,000 merchants and 10 million consumers. With 380+ Almakers and €100M+ ARR, Alma is scaling rapidly across Europe as a member of the Next40, and we're just getting started!   👐 ABOUT THE TEAM We are hiring for different squads. We will direct you to a specific team depending on your interests and skills. This position is a permanent contract (CDI) based in Paris or remote from France.   💼 ABOUT THE JOB Build the payment infrastructure of tomorrow * Design and develop the APIs and backend components that power payments for thousands of merchants and millions of consumers across Europe. Raise the bar on quality, security & performance * Write maintainable, production-grade code that meets the highest standards of a regulated company processing billions of euros. Shape our technical architecture * Collaborate closely with Product and other tech leaders to evolve our architecture in line with growing business needs. Own reliability end-to-end * Lead incident response and performance troubleshooting, driving long-term improvements to ensure our platform stays resilient at scale.   🧰 YOU WILL WORK WITH Python, Docker, React, GCP, Kubernetes, PostgreSQL, Redis, Pub/Sub, Datadog   🧩 ABOUT YOU To succeed in this job * 8+ years of experience in backend engineering on large-scale systems (excluding internships and apprenticeships) * Strong proficiency in Python and relational databases — we're open to other backend languages, but Python is our core stack * Fluency in French with a solid level of English * Methodical, with strong communication and problem-solving skills; at ease working in a cross-functional environment And it will be nice if you also * Have experience building payment or financial solutions * Have a track record of influencing product and technical decisions at scale * Hold a Bachelor's or Master's degree in Computer Science or a related field Don't meet every single requirement? At Alma, we believe great hires come from diverse paths. If this role excites you, we encourage you to apply. We value potential, curiosity and the ability to grow as much as experience.   🧘 WHAT'S IN IT FOR YOU If you join, you will be able to grow and impact on: * Real-world scale — your code will directly power payments for millions of consumers and tens of thousands of merchants across Europe. * Technical ownership — you'll have genuine influence over architecture decisions, not just implementation. * A regulated, fast-moving environment — you'll tackle the unique challenges of building robust, secure fintech infrastructure in a company that's still moving fast.   🤑 COMPENSATION & BENEFITS * Competitive salary based on 12 months * Profit-sharing and employee savings plan * Health insurance: 100% covered by Alma including family package * Disability insurance: 100% covered by Alma * Sport: partnerships with Gymlib and Classpass, or €30/month reimbursement for your sports activities * Maternity/paternity leave: salary maintained at 100% during leave with no seniority requirement. Return to work at 4/5 schedule paid at 100% for 8 weeks. * Sustainable Mobility Package (FMD): €544.80/year (excluding full-remote contracts) * Meal vouchers: €10/day, 50% covered by Alma * Mental health: free access to MindDay platform * Paid time off: 25 days/year (+ additional paid leave granted for employees on executive contracts) * Access to our Learning & Development Platform * 2 weeks of full remote possible per year in summer   🎯 INTERVIEW PROCESS * Video call with a Talent Acquisition team member to understand your path, motivation & present you the role. * Video call with your future manager to deep dive the role, the team, your profile and answer all your questions. * Take-home coding test, followed by a remote feedback session. * Live system design interview to assess your practical and architectural knowledge. * A coffee chat with the squad you’ll join to further assess your skills and team fit. More information on the hiring process can be found in our Interview Guide.   🌍 DIVERSITY & INCLUSION At Alma, we believe that diversity fuels innovation and makes our community stronger. We are committed to building a workplace where every person feels seen, respected, and empowered to do their best work whatever their gender, background, ethnicity, age, sexual orientation, religion, disability or lived experience. As an equal opportunity employer, we welcome applicants from all walks of life, and all employment decisions are made based on qualifications, merit, and business needs.