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STATION F

FULL STACK ENGINEER (FRONT-END ORIENTED)

On site

Paris, France

Mid level

Freelance

15-10-2025

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Skills

Communication Figma Kubernetes Presentation Skills Research Attention to detail Architecture Machine Learning Programming Azure react node.js AWS Django Analytics GCP Flask Redis FastAPI Web Development Kafka PostGres

Job Specifications

About

Qantev is an AI company that helps health insurers deliver better healthcare to their members.

They do that by leveraging insurers' historical health claims data and by applying Machine Learning techniques and Generative AI to predict patient journeys.

They are backed by top investors and industry leaders, and have customers all across the world (Europe, USA, LATAM, Asia and the Middle East).

They are a growing team of talented, enthusiastic, and diverse professionals. As an early hire, you will have an unparalleled opportunity for ownership and growth within the company.

Job Description

Fullstack Engineer (Frontend Oriented)

About Qantev

Qantev is a fast-growing insurtech company transforming the way insurance companies handle claims and operations. Our mission is to help insurers achieve operational excellence across their entire value chain through the power of AI, advanced analytics, and automation.

We develop cutting-edge machine learning models and optimization algorithms that turn complex insurance data into actionable insights -- all seamlessly integrated into a modern, intuitive interface that empowers insurance professionals to work smarter, faster, and more efficiently.

With clients around the world and a multicultural, dynamic team, Qantev offers an inspiring work environment where innovation thrives. Located in the heart of Paris, our offices provide a great atmosphere to grow your skills, take on exciting challenges, and build a meaningful career in a company shaping the future of insurance technology.

Job Description

We are looking for a passionate Full-stack Engineer (front-end oriented) to join our team in Paris.

You will play a crucial role in leading the development of our application frontend as we aim to grow and scale. It involves guiding development practices, overseeing complex projects, and implementing robust solutions to enhance our software capabilities.

What you'll be doing

Lead the design and development of high-quality, scalable frontend architecture.
Building responsive and high-performance user interfaces
Collaborate closely with Product Managers and Designers to translate UX/UI designs into code, adopting a pixel-perfect mindset.
Develop robust tools and applications by producing clean, efficient code
Automate tasks through appropriate tools and scripting
Actively review, debug, and optimize existing code, ensuring application structure, simplicity, and performance are prioritized.
Perform validation and verification testing to ensure reliability and quality.
Collaborate with internal teams and vendors to fix and improve products across the stack.
Document development phases and monitor system health.
Ensure our software is up-to-date with the latest best practices and technologies.

What are we looking for

5+ years of professional experience in software engineering, with a strong focus on frontend and user interface development. We're looking for someone who not only executes tasks effectively but also challenges ideas, proposes better solutions, and contributes thoughtfully to technical and product decisions.
Advanced knowledge of React and its ecosystem (hooks, state management, etc.).
Strong experience in turning prototypes (e.g., Figma projects) into reactive, usable user interfaces with an emphasis on attention to detail and a pixel-perfect result.
Significant programming experience across the full development cycle.
Basic knowledge of backend web development frameworks (e.g., FastAPI, Django, Flask, Node.js) and an understanding of how to design and integrate with APIs.
Proven track record in software engineering projects involving collaboration with internal or external clients.
You value code simplicity, performance, and details and enjoy partnering with other engineers to solve difficult problems.
Strong communication and presentation skills, with the ability to convey complex technical concepts to non-technical audiences.
Fluency in English (both verbal and written) is required. French and any additional languages are a strong plus.

Bonus Skills

Experience in a cloud-native or multi-cloud environment (Azure, AWS, GCP)
Experience turning Figma projects into usable apps
You are familiar with running large scale distributed compute/storage tools in production, (Kubernetes, Postgres, Kafka, Elasticsearch, Redis).
You are enthusiastic about cyber-security and you would be proud to contribute to a safer cyberspace

Important note

If this opportunity excites you but you do not meet every single requirement, we still want to hear from you. At Qantev, we believe that diverse perspectives drive innovation, and every application brings value, whether it leads to success or learning.

Research shows that women often apply only when they meet all the listed qualifications. If you identify as a woman, we encourage you to apply even if you do not check every box, because your skills and potential matter most.

Our Stack

Frontend: React, AntD, Tanstack

About the Company

STATION F is the world's biggest startup campus based in Paris, gathering a whole entrepreneurial ecosystem under one roof. Know more