Senior Backend Engineer – Fintech B2B (DeepTech Data) | Paris - Permanent

Salary: Selon la seniorité

Building a modern alternative to legacy risk and analytics systems for financial institutions.

The platform centralizes massive volumes of financial data, computes complex risk metrics in seconds, and delivers actionable insights through interactive dashboards - helping organizations make faster, better-informed decisions at scale.

It is an AI-powered financial analytics platform enabling banks, insurers, and asset managers to monitor risk, performance, and regulatory compliance in real time.

We’re looking for a Senior Backend Engineer to join the backend team working at the core of a large-scale data analytics platform.

Your role:

• Design, build and maintain high-performance backend systems within a large-scale financial data platform

• Optimize queries, contribute to UDF development and support complex data modeling across MPP and SQL databases (incl. ClickHouse layers)

• Contribute to security, CI/CD and deployment processes in a production-grade environment

• Drive engineering excellence through architecture discussions, performance optimization and best practices

Your profile:

• Engineer’s degree or Master’s in software development

• 7+ years of experience in backend software development

• Experience with at least one of the following technologies: Python, Rust, Scala, or Java

• Experience working as a Senior/Lead/Referent Developer, with strong autonomy and ownership

• Background in fintech or in a data-driven environment is highly appreciated

• Solid experience with databases (SQL required; experience with large-scale or MPP systems is a plus)

Details:

• Permanent contract

• Paris-based role with hybrid setup (2 days remote per week)

• Opportunity to work on complex big data systems used by major financial institutions