Senior Full Stack Developer Barcelona 3–6 Month Engagement

I’m currently working with a

high-growth AI-focused technology team

looking for a

Senior Full Stack Developer

to join them on an initial

3–6 month engagement .

This is a great opportunity for someone who wants to get involved in a technically interesting environment, working across modern frontend, backend, and cloud technologies.

What you’ll be doing: Building and maintaining web applications using

Next.js and React Developing responsive and intuitive interfaces with

Tailwind CSS Working closely with backend engineers to design, integrate and test

FastAPI

services Developing backend components in

Python , with a strong focus on quality and testing Deploying and managing applications across

AWS Improving application

performance, scalability and security Troubleshooting and optimising existing applications Working within a

Scrum/Agile environment ,



contributing to sprint planning, stand-ups and retrospectives Collaborating with designers, developers and product managers to deliver new features Supporting and mentoring more junior developers and providing technical guidance

Tech stack: Next.js & React Tailwind CSS Python & FastAPI AWS

– EC2, S3, Lambda, RDS Playwright, Cucumber & pytest Git & Agile/Scrum

Looking for: 4–5+ years

of experience with React / Next.js and full-stack development Strong Tailwind CSS experience Solid Python backend experience Hands-on AWS experience Strong testing and engineering practices Comfortable working in an Agile environment

Nice to have:

Docker, GitHub Actions, serverless architectures, SonarCloud/Snyk, TurboRepo and Storybook.

📌 Full Stack Engineer (Barcelona)
🏢 SustainRecruit Talent
📍 Barcelona