Senior Full Stack Engineer For Ai Product (Stablished Company)

buscojobs España; Guadalajara; A distancia; EUR 60,000 - 90,000; Jornada completa

Descripción de la vacante

A leading company is seeking a Senior Full Stack Developer to join their R&D team. This role involves developing a next-generation fitness platform using modern technologies like React, Node, and AWS. The ideal candidate will have experience in building scalable services and mentoring peers. If you're passionate about innovation and technology, this opportunity is for you.

Formación

• Deep expertise in modern React + Next.js and Node + Nest.js.
• Experience with wearable products or health/fitness data.

Responsabilidades

• Work in a fast-paced, startup-like environment.
• Define complex database schemas and relationships.
• Implement beautiful and snappy UIs from Figma designs.

Conocimientos

React

Node

Machine Learning

Mentoring

AWS

German

Descripción del empleo

We’re looking for a Senior full stack developer (Based in Europe but working remotely) with deep expertise in modern React + Next.js and Node + Nest.js to join our early-stage R&D team. You’ll help shape a next-generation fitness platform that blends sports science , agentic AI , machine learning , and wearable tech into a data-driven product unlike any other.

What you'll do :

• Work in a fast-paced, startup-like environment
• Quickly create extensible, production-ready code
• Define complex database schemas and relationships
• Support AWS infrastructure planning and scaling
• Mentor peers on best practices for building robust, scalable services
• Implement beautiful and snappy UIs from Figma designs.
• Ensure that multiple services work together in harmony.
• Experience with wearable products or health / fitness data.
• Good German spoken level.

This role is critical in helping transform cutting-edge ideas into an organized, scalable product architecture. If you're passionate about building tech that pushes the boundaries of innovation, we’d love to hear from you.

Starting time : As soon as possible!