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Senior Full-Stack Engineer – Identity & Authentication

Kpler - Paris, Île-de-France, France - In-office - posted 2026-08-13

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Kpler is a global intelligence platform serving the commodities, energy, and maritime sectors. Founded in 2014, the company has grown to over 850 employees across 69 countries, transforming complex trade data into actionable insights for clients navigating dynamic markets. As a Senior Full-Stack Engineer on the Auth team, you will own the design, development, and deployment of robust, secure, and scalable authentication and identity solutions. Your responsibilities include: • Architecting and building authentication systems that protect the Kpler platform and user data • Ensuring security best practices and compliance standards across identity infrastructure • Supporting the platform's growth by designing systems that scale reliably • Collaborating with cross-functional teams to integrate auth solutions across products • Mentoring junior engineers and establishing technical standards for the auth domain You will work with modern technologies and have the opportunity to influence security and identity strategy at a growing B2B SaaS company. The role requires deep expertise in full-stack development, with particular strength in backend systems, security protocols, and identity management patterns. You'll be expected to make architectural decisions, lead technical discussions, and ensure the auth infrastructure supports Kpler's expansion into new markets and use cases.

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