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Senior Product Engineer - AI Native

Paris - La Défense💼 Full-time🗓 2026-09-18 → 2026-09-25

Core

Building and scaling the AI engine (Lini) that powers legal and governance SaaS features like contract lifecycle management and document summarization.

Role type

Senior Product Engineer (AI-Native)

Builds

AI-powered legal tech platform features and the underlying Lini AI engine

Domain

Legal Tech / SaaS / AI Engineering

Deliverable

production ML models | product features

Required skills

B2B SaaS architecture, coding agents, property-based testing, contract testing, multi-tenant authorization modeling, performance optimization, specification writing

Preferred skills

Experience with AI-native practices, adversarial verification, trunk-based development

Technologies

Node.js, TypeScript

Responsibilities

Write executable specifications with non-functional requirements, freeze API schemas and module boundaries, pilot coding agents with bounded contexts, act as independent verifier for generated code, build asymmetric gates for safety, design for blast radius and reversibility

Seniority

Senior, hands-on IC

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