Software Backend Engineer - Senior / Confirmed (Paris or Remote France)

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 robus