Frontend Engineer I

October 15, 2026

Hybrid

Junior

Madrid

Indeed

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English is required

Description

Frontend Engineer I role in a newly established Technology Hub in Madrid, working in a hybrid model and collaborating closely with international Product, Design, Engineering, DevOps, Data, QA and Architecture teams. The position focuses on designing, developing and maintaining scalable, secure and accessible B2B enterprise interfaces with React and TypeScript, contributing to global products and design systems. The founding-team setup offers visibility, influence over processes and technical direction, together with the stability and resources of a large global organization.

Responsibilities

Implement scalable and maintainable B2B software products
Design and build modular, reusable UI components using React and Typescript
Ensure frontend performance, accessibility, and responsiveness across browsers and devices
Integrate with RESTful and GraphQL APIs and collaborate with backend engineers to define and document interfaces
Contribute to architecture discussions and technology evaluation and participate in system and code reviews
Maintain and evolve our design system and component library based on Figma and Storybook
Contribute to the implementation of automated frontend tests
Help define and adhere to coding standards, documentation and software lifecycle best practices, CI/CD, and secure coding
Translate design from Figma into high-fidelity, pixel-perfect user interface
Contribute to design feasibility discussions and provide technical insights during design phases
Collaborate with designers to maintain consistency across branding, interaction patterns, and UI behaviours
Identify opportunities for technical improvements and advocate for high-quality engineering standards
Participate in design and code review sessions to uphold engineering excellence across the team
Take on technical ownership of production systems
Continuous improvement of agile methodologies and tools
Drive culture of test-first development with unit, integration and performance testing
Support root cause analysis and resolution of production issues, ensuring high reliability and uptime
Contribute to ongoing design system refactoring and modernization efforts
Work cross-functionally with backend engineers, QA, UX designers and DevOps to deliver end-to-end features
Work closely with DevOps and Engineering Operations teams to optimize build pipelines, observability and deployment automation
Ensure compliance with global standards, information security policies and regulatory requirements
Collaborate with Product Teams, especially Product Owners, to align on requirements, clarify priorities and deliver business value iteratively
Advocate for the end user while balancing technical constraints and delivery timelines

Requirements

Strong knowledge of React and TypeScript, no frontend development experience but strong foundation expected
Familiarity with internationalization/localization, accessibility (WCAG), performance optimization, and modern CSS (CSS Modules, Tailwind or Emotion)
Understanding of Agile distributed environments and using tools such as Jira, GitHub, Miro and Azure DevOps
Familiarity with frontend test automation frameworks (e.g. Playwright, Cypress)
Excellent interpersonal and communication skills, fluent in English and Spanish
Understanding of secure development practices (e.g. XSS prevention) and compliance frameworks (ISO27001, GDPR, SOC2)
Experience with Figma, Storybook, component libraries and design systems
Demonstrated ability to translate designs into functional interfaces
Familiarity with state management patterns (e.g. Redux, React Context etc.)
Experience with observability tools (e.g. Sentry, Lighthouse etc.)
Ability to work in a fast-paced, growing tech environment and to foster change in larger organizations

Conditions

Hybrid model combining remote and onsite work
Full-time employment
Newly established Technology Hub in Madrid with founding-team opportunity
Fast-paced learning environment with high visibility of your contributions
Opportunities to shape processes, culture and technology strategies
Stability, resources and reach of a successful global company

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