Senior Frontend Engineer - React.JS (Europe, f / m / d)

F11; Barcelona; A distancia; EUR 30.000 - 40.000; Jornada completa

Descripción de la vacante

F11 seeks a Senior Frontend Engineer to enhance their AI-powered digital advertising platform. This role involves developing responsive UI components using React.js, mentoring teammates, and improving application performance in a fully remote, innovative tech environment. Enjoy a flexible work culture with excellent salaries and relocation support.

Servicios

Transparent, above-market salaries

Fully remote within Europe

Flexible work-hours and part-time models

Relocation and visa support

Personal and professional development fund

Formación

• 6+ years of professional experience in a similar position.
• Quality-focused mindset with a passion for user experience.
• Extensive experience in mentoring teammates.

Responsabilidades

• Developing and implementing user interface components using React.js.
• Meeting with development team to discuss user interface ideas and applications.
• Troubleshooting interface software and debugging application codes.

Conocimientos

React.js

TypeScript

GraphQL

Jest

Cypress

Vite

git

npm

docker

Jira

Descripción del empleo

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YOUR MISSION

We are looking for a highly-skilled Senior Frontend Engineer to join one of our development teams. In this role, you will be responsible for developing and implementing user interface components using React.js with technologies such as TypeScript, GraphQL, Jest, Cypress and Vite, as we build the future of AI-powered digital advertising. You will also be responsible for testing, profiling and improving front-end performance and documenting our front-end codebase, and mentoring your team-mates, planning tasks and estimating workloads.

You'll be working within a cross-disciplinary team under the Engineering Manager to contribute to our multi-tenant SaaS product. This is a high-impact role for someone who thrives on elevating engineering standards, and driving a forward-thinking, AI-first approach across the organization.

To ensure success as a senior frontend engineer, you should have in-depth knowledge of React concepts, excellent front-end coding skills, and a great understanding of progressive web applications. Ultimately, a top-class Senior Frontend Engineer should be able to design, plan and build modern user interface components to enhance application performance and coach other team-mates to achieve the same.

YOUR PROFILE

• 6+ years of professional experience in similar position
• Quality-focused mindset and deep passion for user experience and user interfaces
• AI-first mindset, embedding AI and automation into product architecture, engineering workflows, and decision-making processes
• Great knowledge of common frontend tools including React.js, Vite, Jest and Cypress.js
• Excellent familiarity with git, npm, docker and Jira
• Extensive experience in mentoring teammates in a respectful, empathic manner

Requirements

YOUR RESPONSIBILITIES

• Meeting with the development team to discuss user interface ideas and applications
• Reviewing application requirements and interface designs
• Identifying web-based user interactions
• Developing and implementing highly responsive user interface components using react concepts
• Writing application interface codes using TypeScript following react.js workflows
• Troubleshooting interface software and debugging application codes
• Developing and implementing front-end architecture to support user interface concepts
• Provide automated unit, e2e and visual regression tests
• Monitoring and improving front-end performance
• Documenting application changes and developing updates
• Participate in code and technical design reviews
• Write and review tasks and estimate workloads for yourself and others
• Provide mentorship to team-members

WHY US?

Factor Eleven's tech department is an inhouse tech start-up / scale-up and responsible for our saas product suite offering localized digital advertising to enterprises of all sizes and shapes. We're powering the engine that Factor Eleven is successfully built upon and elevate the possibilities of our product on a daily basis. We're fulfilling our ambitions as a top ad-tech provider by continuously leveling up the quality and expanding capabilities of the entire platform, as well as our engineering and product organization.

Join our amazing team in our mission to move digital localized advertisement forward and enjoy the freedom, camaraderie and perks of our fully remote operations.

• Transparent, above-market salaries
• 100%-remote within Europe
• Clear expectations and regular feedback
• Flexible work-hours and part-time models
• Be part of a fast-growing, highly-skilled Team
• Relocation and visa support
• In person department and company events
• Home office, co-working space and work-together allowance
• Personal and professional development fund

Seniority level

Seniority level

Mid-Senior level

Employment type

Employment type

Full-time

Job function

IT Services and IT Consulting

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