Senior Full-Stack Engineer — Next.js, AWS & Python

Capitole; Barcelona; On-site; EUR 70,000 - 90,000; Full time

Job summary

Capitole is growing fast and seeks a senior Full Stack Developer to build scalable apps with Next.js/React and Tailwind UI. You will collaborate with backend engineers on FastAPI, deploy on AWS, and uphold robust testing with pytest. A Scrum team environment and mentoring responsibilities accompany this role.

You’ll work closely with designers and product managers to deliver features, ensure performance, and maintain security across the stack in a dynamic setting.

Qualifications

• 4–5 years of experience with Next.js, React and Storybooks for full‑stack development.
• Experience with charts libraries such as echarts, Chart.js, or Recharts.
• Proficiency building responsive UIs with Tailwind CSS.
• Hands-on experience with AWS services (EC2, S3, Lambda, RDS, etc.).
• Experience developing backend components in Python with unit tests (pytest).
• Experience in a Scrum Agile environment.
• Familiarity with Git version control.
• Strong problem‑solving and teamwork.

Responsibilities

• Develop and maintain web applications using Next.js and React.
• Implement and design responsive user interfaces using Tailwind CSS.
• Collaborate with backend engineers to design, integrate, and test in FastAPI.
• Develop and maintain backend components in Python, ensuring robust unit testing with pytest.
• Deploy and manage applications on AWS cloud infrastructure.
• Ensure the scalability, performance, and security of applications.
• Participate in Scrum ceremonies (daily stand-ups, sprint planning, retrospectives).
• Collaborate closely with designers, developers, and product managers to deliver features.
• Troubleshoot, debug, and optimize applications for maximum speed and scalability.
• Mentor junior FS and provide guidance on technical doubts and best practices.

Skills

Next.js

React

Storybooks

Tailwind CSS

Python

AWS

Gherkin

Cucumber

Playwright

Scrum

Git

Tools

AWS

Docker

Git

Storybook

Job description

Capitole is growing fast and seeks a senior Full Stack Developer to build scalable apps with Next.js/React and Tailwind UI. You will collaborate with backend engineers on FastAPI, deploy on AWS, and uphold robust testing with pytest. A Scrum team environment and mentoring responsibilities accompany this role.

You’ll work closely with designers and product managers to deliver features, ensure performance, and maintain security across the stack in a dynamic setting.