Senior Full-Stack Dev for AI Web Apps (Python/Next/React)

Optiwisers; Barcelona; Presencial; EUR 60 000 - 90 000; Tempo integral

Resumo da oferta

Optiwisers in Barcelona, Spain, is seeking a Senior Full Stack Developer to join an AI-driven product team. You will work across frontend and backend using Next.js, React, Python and FastAPI, building scalable web applications in a Scrum environment.

You’ll implement responsive UIs with Tailwind CSS, integrate APIs, write tests with pytest and Playwright, and deploy on AWS. Collaboration with designers, product managers and other engineers will be vital to deliver high‑quality features.

Qualificações

• 4+ years of professional full stack development.
• Experience with Next.js and React in production.
• Experience with Python backend development and FastAPI.

Responsabilidades

• Develop and maintain web applications using Next.js and React.
• Build responsive user interfaces with Tailwind CSS.
• Collaborate with backend engineers to design, integrate and test APIs using Python and FastAPI.
• Develop and maintain backend components in Python.
• Write and maintain automated tests using pytest, Playwright, and related tools.
• Work with AWS cloud services to ensure scalability, reliability and security.
• Troubleshoot, debug and optimize applications for performance and scalability.
• Mentor junior developers and share best practices.

Conhecimentos

Next.js

React

Tailwind CSS

Python

FastAPI

AWS

Git

Scrum/Agile

pytest

Ferramentas

Docker

GitHub Actions

TurboRepo

Storybook

Playwright

Descrição da oferta de emprego

Optiwisers in Barcelona, Spain, is seeking a Senior Full Stack Developer to join an AI-driven product team. You will work across frontend and backend using Next.js, React, Python and FastAPI, building scalable web applications in a Scrum environment.

You’ll implement responsive UIs with Tailwind CSS, integrate APIs, write tests with pytest and Playwright, and deploy on AWS. Collaboration with designers, product managers and other engineers will be vital to deliver high‑quality features.