Senior Backend Engineer

Location: Paris (75002) | Hybrid (2 days remote/week) About the company Join the company, a fast-growing leader in AI-powered cybersecurity. Our mission-driven engineering team (18 engineers, 4 technical leads, 3 product owners) is dedicated to redefining application security with cutting-edge detection and

Escape Technologies is seeking a Senior Backend Engineer to join our Paris team. You will partner with security researchers to translate research into scalable production solutions and own critical backend components.You will work with Python and Go, deployed on Kubernetes, handling large-scale scans, data processing, and distributed workflows. The role...

Voodoo in Paris is seeking a Senior Backend Engineer to shape architecture, scalability, and long‑term strategy for Wizz, a social app with millions of users in the US and UK. You will own backend systems and collaborate with product and engineering teams to deliver a robust platform.You will work with a stack including Node.js, Go, MongoDB, Redis, and...

Sunday is building the fastest, simplest way to pay in restaurants. We are seeking a Senior Backend Engineer to join the 3rd-party POS Integrations team, focusing on the platform layer that standardizes how Sunday interacts with the POS ecosystem.You’ll own backend design and occasional front-end fixes, collaborate across product and support, and help ship...

A financial technology company is seeking a Senior Software Engineer to build and scale core backend services. The role involves designing APIs and microservices while ensuring performance and security. Candidates should have 8+ years in backend engineering, be proficient in TypeScript, and have experience with databases and AWS. This position offers...

Swan is seeking a Software Engineer to join its tech team of 70+ for a multi-month project. The engineering team spans software developers, infrastructure, devops, QA and security, with a focus on a reactive architecture.You will collaborate with the product team to design the bank-by-API, optimize backend performance, and ensure adherence to architecture...

United States Digital Space LLC in Paris is seeking a Senior Backend Engineer to join a security-focused research team. You will champion innovation and translate research into production-grade solutions that scale.You will design autonomous scanning systems, build a robust detection engine, and integrate AI-driven testing to improve coverage while...

Vocca in Paris is hiring a senior backend engineer to own the core platform built with TypeScript/Node.js. You will unify the booking layer across multiple software vendors and ensure reliable operation for millions of calls.We value strong backend design, experience with clinic integrations, and the ability to shape architecture and squad workflows in a...

Pretto, fintech leader du crédit immobilier, recherche un développeur backend senior pour piloter les intégrations bancaires et assurer l’envoi et le traitement des dossiers de crédit. Vous serez garant de l’architecture, de la qualité du code et de la fiabilité des flux critiques.Vous travaillerez avec les banques et les courtiers, et contribuerez...