Hybrid_Senior Fullstack

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 we want you to be part of the journey!

We are looking for a skilled senior Full Stack Developer to join our dynamic team. You will work with cutting-edge technologies, developing robust applications using Next.js over React and Tailwind CSS for responsive UI. The role involves developing efficient, scalable applications on the AWS cloud platform and contributing to a highly collaborative Scrum Agile environment.

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 practices using Gherkin language, Cucumber, and Playwright.
• 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.

Requirements:

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

Nice-to-Have:

• Experience with CI/CD pipelines using tools like GitHub Actions.
• Experience with containerization (e.g., Docker).
• Familiarity with serverless architectures.
• Experience with SonarCloud or Snyk for code quality and security.
• Familiarity with TurboRepo for managing monorepos.
• Knowledge of Storybook for UI component development.

Why you'll love working with us

At Capitole, we believe our people are our greatest strength. That's why we offer:

• €1,200/year for your professional development (trainings, events, certifications…)
• Monthly feedback sessions with your team to keep learning and growing
• Private health insurance fully covered by Capitole
• Payflow benefits (meal, transport, childcare vouchers)
• Wellhub subscription
• Discounts with top brands through Capitole Club

Life at Capitole

• Team buildings every two months (our summer party and Christmas dinner are legendary!)
• Football, padel, and basketball teams sponsored by Capitole
• Tech communities where sharing knowledge is part of our DNA
• And above all… an AMAZING TEAM that you’ll love being a part of!

Want to learn more about us? capitole-consulting.com

See what our teams are saying about us: Glassdoor Reviews

Ready to take the next step?

Send us your profile – we can’t wait to meet you!

The employee will adhere to information security policies:

• Will have access to confidential information related to Capitole and the project they are working on.
• Must comply with the security and internal policies of both the company and the client.
• Must sign an NDA (Non-Disclosure Agreement).