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.

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