Senior Backend Engineer - Ruby M/W/D
Paris, FranceBackend Engineer$90k–$120kPosted Jun 1, 2026
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Senior Backend Engineer - Ruby M/W/DFull-time Compensation: EUR 55000 - EUR 70000 - yearlyCompany DescriptionJobTeaser – Our young grads got talent.At JobTeaser, we believe the new generation is the future of business, and that young talent has so much to offer to the professional world and society as a whole.But finding your path as a student? That’s not easy.And for companies, understanding and recruiting this generation isn’t any simpler.That’s where we come in.JobTeaser is the career space of 800+ European schools and universities, seamlessly integrated into their Student Hubs.👨🎓 For students: a platform and tools to help them find their path, showcase their skills, and land an internship, a work-study program, or their very first job that truly fits them.💼 For companies: privileged access to the best young talent, even before they officially enter the job market.🏫 For schools & universities: a complete career and recruitment platform to boost students’ employability.Today, we support over 2 million students and young graduates across Europe.And you — are you ready to make an impact on the new generation? Job DescriptionWhat will be your mission? We are scaling a platform used by millions across Europe and continuously evolving our architecture, balancing a Rails monolith with distributed services.We are looking for a Backend Engineer who enjoys making pragmatic technical decisions with real product impact.You will join an agile squad with full autonomy over a wide scope of the JobTeaser product. Along with other engineers, a product manager and a product designer, you will be in a position to make technical calls to maintain and improve a complex SaaS product with a wide impact on millions of users across Europe. Main missions and objectivesElaborate, develop and maintain features on a modern stack including Ruby and Go microservices, a Ruby on Rails monolith, Kubernetes, gRPC APIs, Kafka, ElasticSearch, PostgreSQL and MySQL databasesInform product design, priorities and constraints in an autonomous product squadParticipate in architectural decisions and tooling improvements for our tech stack and our migration towards a microservice architectureContribute to best practice discussions and process improvements within the Backend Chapter, our internal community of backend engineersWrite automated tests and deploy to production several times a day in a Continuous Deployment Devops cultureMonitor and fix production issues on your team’s functional and technical scopeParticipate in code reviews and pair programming sessionsLearn and teach through dedicated time for Tech sharing and Mentoring What about our Tech Department? Our stackA micro services architecture in Go et RubyA Ruby on Rails monolithPostgres, MySQL and RedisElasticSearch and AlgoliagRPCKafkaReact, Next.js, React testing library, TypeScript and StorybookAWS hosting, Kubernetes, monitored with Grafana/LokiContinuous deployment with Github & CircleCI Our organization (the famous “Spotify model” adapted so differently by each company)100 people (engineers, product people and data teams)3 product tribes with multiple impact teams in each1 platform tribe including QA team, 1 developer experience team, 1 devops & SRE teamEach squad with a hands-on Engineering ManagerStaff Engineers report directly to Head of EngineeringSoftware craftsmanship: clean code, testing, peer programming, code review, etc.QualificationsWho are you? 🎯A passionate developer with some experience in at least one Web backend technology, but eager to learn more. While we mainly work with Ruby and Go in this Squad, we think specific technologies can be learned, and we are more interested in your problem solving abilities than your experience in a specific language or framework.You strive towards Technical Excellence, for yourself and your team.You feel responsible for the code you write and supporting it in...