CareerPlan

Software Engineer

Paris, Île-de-France, FranceFull-time€60k–€90k2026-11-04 → 2026-11-10
Hybrid

Core

Design, build, and scale the web platform and internal tooling for ingesting, processing, and exploring real-world business workflow datasets and RL environments.

Role type

Senior full-stack software engineer (founding member)

Builds

Web platform, back-end services, APIs, and front-end interfaces for data pipelines and RL environments

Domain

AI/ML data infrastructure and business workflow automation

Deliverable

production ML models

Required skills

TypeScript, Python, React, Node.js, PostgreSQL, API design, microservices, system architecture, mentoring

Preferred skills

Rust, GCP, Docker, serverless, Terraform, CloudFormation, data engineering, AI/RL environments

Responsibilities

Design and scale web platform and internal tooling; Build robust back-end services and APIs; Craft clean front-end interfaces; Define technical standards and architecture decisions; Work with product and ML teams to ship features; Mentor future team members

Seniority

Senior, hands-on IC with founding impact