Senior Backend Engineer - Daily

<b><span>About BlaBlaCar</span></b><br/><span>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><br/><b>About BlaBlaCar Daily</b><br/><span>We’re looking for people to join our journey on BlaBlaCar Daily.</span><br/><span>We are an independent business unit growing fast following the </span><a href="https://techcrunch.com/2023/03/15/blablacar-to-acquire-klaxit-a-ride-sharing-service-for-daily-commutes/?guccounter=1&amp;guce_referrer=aHR0cHM6Ly93d3cuZ29vZ2xlLmNvbS8&amp;guce_referrer_sig=AQAAAJUiWpqI5KDbrfsnVXGBjSKBgqFfr5xhWWOkBTaU9ZT5rsgR_FmtIIW1dEKNcsBu7QMixlWrmVDip7ERZ_Eks-6q2qjn6GDTddH6RHDfNaEz6QwvnFJZa1dcnq5Cu42QA8CBgMBEYfU3xKhFkXHWcUSohT5fQCL4F72hXgjbF45O" rel="noopener noreferrer">acquisition of Klaxit</a><span> in March 2023. We are about 100 people working together to build the best commute carpooling solution. We are actively developing and testing the product in France, Belgium and Switzerland with thousands of daily carpoolers.</span><br/><span>You will join a small team of engineers operating independently of other products at BlaBlaCar and contributing actively to the software development of the product. This can include matching of driver and passengers and carpool features, as well as new features to be adapted from Klaxit into Daily following the integration of both products. The current project goal is to iterate quickly and take over the commuting carpooling market by bringing together the best of BlaBlaCar Daily and Klaxit. Our team is composed of experienced people that have worked on successful services before. The job provides a lot of opportunities to learn and grow.</span><br/><b>Your Mission</b><br/><span>We are looking for a Senior Backend Software Engineer to join us on the development of BlaBlaCar Daily on the Partnerships squad. </span><br/><span>You will work on technical challenges and product feature developments related to topics such as user identity &amp; account management, pricing and everything related to  partners management (app customization, subsidies management, partners portal and backoffice management of sponsoring campaigns). You will be involved in all parts of the development, from the early conception meetings, development and test strategy, to deployment in production, on-call, observability, and support. You will mainly work on backend features with occasional contributions to our frontend projects.</span><br/><b>Your responsibilities</b><br/><span>•Participate in the whole application development lifecycle, including: early-stage product meetings, architecture design, development, tests strategy, deployment to production, monitoring, alerting and support</span><span>•Support and collaborate with other engineers on the team to develop our backend projects together</span><span>•Adapt existing feature implementations to growing scalability challenges</span><span>•Develop new functionality to meet internal and external demands required for Daily to remain compliant in the markets we operate in</span><br/><b>Your qualifications </b><br/><span>•At least 7 years of experience in backend development</span><span>•Our internal stack is Python (Flask), if you have experience on Django or other  APIrest API frameworks, it’s a good fit too </span><span>•Familiar with databases; especially relational ones like PostgreSQL (extension PostGis)</span><span>•Computer science background (database design, algorithms and data structures, networking, abstractions, security)</span><span>•Ability to find the good balance between fast iterations and quality of delivery</span><span>•Ability to take a research problem from conception to production-ready for our users</span><span>•Fluent in English</span><br/><span>And it would be nice (not required) if you had:</span><span>•Experience with developer tools like Docker, Kubernetes, and monitoring solutions (Datadog)</span><span>•Experience with OSRM or GraphHopper, and graph optimization algorithms</span><span>•Experience with web frontend technologies, especially react, typescript and vite.js</span><br/><b>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!</b><br/><b>What we have to offer</b><br/><span>• Full remote possible in the country of the role (+ access to BlaBlaCar co-working spaces in Bordeaux, Toulouse, Lyon, Nantes and Sophia Antipolis)</span><span>• 4 additional weeks parental leave 100% paid</span><span>• Financial support for home office equipment</span><span>• Free unlimited carpooling &amp; bus rides</span><span>• Employee Stock Ownership plan</span><span>• 25 days holiday per year + RTT</span><span>• Local meal plan policies (Swile card in France)</span><span>• 50% transportation paid in France (Forfait Mobilité Durab