Senior Fullstack Developer | Next.Js / React / Python | Barcelona Hybrid
Senior fullstack developer building web apps with Next.js, React and Tailwind CSS on the frontend and Python/FastAPI on the backend, deployed on AWS. Hybrid role in Barcelona (2-3 days onsite) for an estimated 3-month engagement, including mentoring junior developers and automated testing with pytest, Gherkin and Playwright.
- Compensation
- Not disclosed
- Location
- Barcelona, Spain
- Work setup
- Not specified
- Seniority
- Senior
- Employment
- Not specified
- Experience
- 4+ years
- Category
- Fullstack
- Posted
Skills
Must have
- 4-5 years of experience in fullstack development
- Strong experience with Next.js and React
- Experience with Storybook for UI component development
- Strong knowledge of Tailwind CSS and responsive web development
- Experience developing backend applications with Python and FastAPI
- Experience with automated testing and pytest
- Knowledge of Gherkin, Cucumber and Playwright
- Experience with AWS, particularly EC2, S3, Lambda and RDS
- Experience with charting libraries such as ECharts, Chart.js or Recharts
- Good knowledge of Git
- Experience working in Scrum Agile environments
- Strong problem-solving and analytical skills
- Excellent communication and teamwork skills
- Ability to mentor junior developers
- English: Advanced level (C1)
- Spanish: Professional working proficiency
- Valid authorization to work in country of residence before starting
Nice to have
- Experience with GitHub Actions and CI/CD pipelines
- Knowledge of Docker and containerization
- Experience with serverless architectures
- Experience with SonarCloud or Snyk
- Familiarity with TurboRepo and monorepo environments
- Stronger experience with Storybook and component-driven development
Full description
Job Description
At THEWHITEAM Consulting, we are looking for an experienced Senior Fullstack Developer to join a dynamic technology team.
You will work on the development of robust and scalable applications using Next.Js, React and Tailwind CSS on the frontend, together with Python and FastAPI on the backend. You will also contribute to cloud-based solutions using AWS and work in a highly collaborative Scrum Agile environment.
The role is particularly suited to someone who enjoys solving complex technical problems, collaborating across disciplines and helping less experienced developers grow.
Responsibilities
- Develop and maintain web applications using Next.Js and React .
- Build responsive and modern user interfaces using Tailwind CSS .
- Develop and maintain backend components using Python and FastAPI .
- Integrate frontend and backend services and ensure reliable application behaviour.
- Implement automated testing using pytest, Gherkin, Cucumber and Playwright .
- Work with data visualization and charting libraries such as ECharts, Chart.Js or Recharts .
- Deploy and manage applications on AWS , including services such as EC2, S3, Lambda and RDS.
- Ensure applications meet performance, scalability and security requirements.
- Troubleshoot, debug and optimize applications.
- Participate in Scrum ceremonies , including daily stand-ups, sprint planning and retrospectives.
- Collaborate closely with developers, designers and product stakeholders.
- Contribute to technical decisions, coding standards and best practices.
- Mentor junior Fullstack Developers and provide guidance on technical challenges.
Requirements
- 4-5 years of experience in Fullstack development.
- Strong experience with Next.Js and React .
- Experience with Storybook for UI component development.
- Strong knowledge of Tailwind CSS and responsive web development.
- Experience developing backend applications with Python and FastAPI .
- Experience with automated testing and pytest .