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# Fullstack Developer React/Node/Graphql

- **Company:** Hays
- **Location:** Barcelona, Spain
- **Contract:** Permanent contract
- **Skills:** Agile Methodology, Cloud Computing, Continuous Integration, Github, MongoDB, Node.Js, Scrum Methodology, Query Optimization, TypeScript, ReactJS, Grafana, Indexer, Backend, Event Driven Architecture, Infrastructure Automation Frameworks, Graphql, Front End Software Development, Api Design, Terraform
- **Published:** September 13, 2026
- **Apply:** https://www.buscojobs.com.es/fullstack-developer-react-node-graphql-en-barcelona-ID-370997609

## About the Role

4-6+ years of experience as a Fullstack Engineer

 - Strong experience with TypeScript and Node.Js in production environments
 - Frontend experience with React, being able to build and maintain interfaces end-to-end
 - Solid experience working with GraphQL (API design, queries, mutations); Apollo is a plus
 - Hands-on experience with MongoDB (schema design, indexing, query optimisation)
 - Experience working with GCP and infrastructure-as-code tools such as Terraform
 - Experience with CI/CD tools, especially GitHub Actions
 - Familiarity with event-driven architectures (e.G., Pub/Sub systems)
 - Experience with observability tools such as Grafana
 - Strong testing practices (unit, integration, and end-to-end)
 - Strong communication skills and ability to collaborate across teams
 - Fluent or advanced level of EnglishWhat will you get in return

## Description

Reference: Job ID: Posted: Closing date: Location: BarcelonaSalary: Open, depends on your expertise and experience (per annum)Job type: PermanentIndustry: Tecnología e Internet / TechnologyCompany: HaysConsultant: Pol PirisHays office: Barcelona - Hays Barcelona, Calle Valencia, *******, bajos 1aPhone: Email: new companyOne of Europe's leading consumer electronics retailers is looking to hire a Fullstack Engineer to join its Platform team, a key function within the tech organization responsible for enabling product teams to build and scale high?quality digital experiences efficiently.Your new roleYou will join a high-impact Platform team working at the core of how software is built and operated, supporting multiple product teams and ensuring scalable, reliable, and efficient engineering practices across the organization.Your main responsibilities will include:- Serving as a platform proxy for product teams, understanding their needs, unblocking shared challenges, and coordinating cross-team technical decisions- Contributing to the backend orchestration service used across multiple produces, ensuring scalability, reliability, and proper documentation- Building and maintaining shared applications such as back-office tools, working across both frontend and backend layers- Managing and improving cloud infrastructure on GCP, including provisioning, configuration, and maintenance of shared environments- Optimising and maintaining CI/CD pipelines using GitHub Actions to ensure stable and efficient delivery processes- Enhancing observability by implementing and refining monitoring, alerting, and dashboards (e.G., Grafana)- Writing clean, well-tested, and maintainable code, promoting best engineering practices- Supporting and mentoring engineers across teams, sharing knowledge on platform, infrastructure, and architecture- Participating actively in Agile ceremonies such as refinement, sprint planning, and retrospectivesWhat will you need to fit in it- 4-6+ years of experience as a Fullstack Engineer- Strong experience with TypeScript and Node.Js in production environments- Frontend experience with React, being able to build and maintain interfaces end-to-end- Solid experience working with GraphQL (API design, queries, mutations); Apollo is a plus- Hands-on experience with MongoDB (schema design, indexing, query optimisation)- Experience working with GCP and infrastructure-as-code tools such as Terraform- Experience with CI/CD tools, especially GitHub Actions- Familiarity with event-driven architectures (e.G., Pub/Sub systems)- Experience with observability tools such as Grafana- Strong testing practices (unit, integration, and end-to-end)- Strong communication skills and ability to collaborate across teams- Fluent or advanced level of EnglishWhat will you get in return- Permanent contract, directly with the final company- Competitive gross salary in line with your experience- Flexible working hours- Offices located in Barceloneta or El Prat de Llobregat- 27 days of vacation per year- Training budget and language classes- Young and dynamic tech environment with strong collaboration culture- Long?term professional development plan and exposure to cutting-edge technologiesYour next stepIf you are interested in this position, click on 'apply now' to send an updated copy of your CV, or give us a call.If this opportunity doesn't match your profile but you are looking for a new role, please contact us and we can discuss it.We guarantee full confidentiality#LI-DNI # - Pol Piris


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