Python API and BE NodeJS Senior developer (M/F) - Nantes, France

Introduction

Join Vectice , a fast-growing startup on a mission to revolutionize how enterprise data science teams track assets, manage knowledge, and collaborate with the rest of the business. We streamline documentation, governance, and collaborative review of AI/ML models by continuously generating robust documentation—directly from your existing workflows.

At Vectice, we are product- and technology-first . We thrive when we delight our users. We invest heavily in design, product development, and engineering, and we take pride in our craftsmanship. Our modern stack includes TypeScript, React, Node.js, Python , and Kubernetes .

Role Overview

As our team continues to grow, we’re looking for a Python API and Backend senior developer (M/F) to join our R&D hub in Nantes .

This is a unique opportunity to:

• Join a high-growth international startup
• Work in a collaborative, English-speaking environment with both French and US-based teams
• Contribute directly to a product used by data science teams at major enterprises

Key Responsibilities

• Establish best practices for high code quality and team productivity
• Collaborate with Product and cross-functional teams to define requirements and roadmap
• Evaluate and integrate new technologies into the backend stack
• Ensure an excellent API experience tailored for Data Scientists and contribute to backend services built with Node.js

Ideal Candidate Profile

• 8+ years of professional software development experience
• Strong expertise in Python and NodeJS
• Experience designing intuitive APIs and architecting scalable Python projects
• Solid understanding of machine learning workflows is a strong plus
• Mastery of software design patterns and development methodologies
• Experience contributing to or maintaining Python open-source projects is a bonus
• Knowledge of building frontends with React is appreciated
• Proficient in automated testing methodologies (TDD, BDD)
• Strong problem-solving and critical thinking skills
• Comfortable working in a fast-paced startup environment
• Passionate about writing high-quality, maintainable code
• Fluent in English (spoken and written)

What We Offer

• RTT (reduction of working time)
• Hybrid remote work
• Stock options in a promising, well-funded startup

If you're ready to take ownership and build software that impacts enterprise AI, we’d love to hear from you.