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Fullstack Engineer (Frontend-oriented)

Capitole
Department:React Developer
Type:REMOTE
Region:EU
Location:Spain
Experience:Mid-Senior level
Estimated Salary:€50,000 - €80,000
Skills:
REACTTYPESCRIPTJAVASCRIPTAWSREST APISGITHUBBACKSTAGEKUBERNETESAWS LAMBDA
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Job Description

Posted on: April 25, 2026

🌟 Capitole Consulting keeps growing – and we want to do it with you! 🚀

Are you a Fullstack Engineer (Frontend-oriented) with strong experience in React, TypeScript, and AWS?

Looking for a role where you can contribute to a Developer Portal in a global enterprise environment, working with modern frontend architectures, APIs, and Backstage integrations?

If your answer is yes, this could be your next challenge. 👇

💡 Why join Capitole?

People come first: we believe in a human-centered model where your well-being and development are at the core.

Work on impactful international projects within complex enterprise IT environments.

Be part of the evolution of a Developer Portal used as a central entry point for developers.

Collaborate with cross-functional and international teams.

Real ownership of frontend components, integrations, and platform evolution.

🎯 The opportunity

We are looking for a Fullstack Engineer (Frontend-oriented) to support and evolve a Developer Portal within a large-scale enterprise ecosystem.

You will focus mainly on frontend development with React, while also contributing to backend integrations, APIs, and platform architecture.

🧩 Key Responsibilities

• Develop and enhance React-based UI components

• Build and maintain Backstage plugins

• Implement integration logic (REST APIs, external systems)

• Contribute to backend interactions and data flows

• Collaborate with UX teams on user experience improvements

• Support architecture and scalability initiatives

• Work closely with stakeholders across multiple teams

• Participate in agile ceremonies (Scrum/Kanban)

Key Requirements (Must Have)

• Strong experience with React, TypeScript, and JavaScript

• Solid experience with AWS (mandatory)

• Experience working as a Fullstack or Frontend Engineer in enterprise environments

• Hands-on experience with REST APIs and asynchronous data processing

• Understanding of system architecture and integration patterns

• Experience with GitHub and developer ecosystems

• Strong UI/UX awareness and component-based design

• English B2+/C1 (mandatory)

🌟 Nice to have

• Experience with Backstage plugin development

• Experience with Kubernetes and AWS Lambdas

• Experience with developer portals or platform engineering

• Exposure to large enterprise ecosystems

🔗 At Capitole, we believe talent thrives in the right environment.

📩 If this sounds like you, we’d love to meet you!

🔐 Security & Compliance

• Access to confidential information related to Capitole and the project

• Compliance with internal and client security policies required

Originally posted on LinkedIn

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