> Markdown version of [/jobs/ext/3005096-frontend-engineer](https://www.wearedevelopers.com/jobs/ext/3005096-frontend-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Frontend Engineer - **Company:** Lodgify - **Location:** Barcelona, Spain (Remote available) - **Contract:** Permanent contract - **Skills:** Automation of Tests, Software Quality, Code Review, Continuous Integration, Programming Tools, Performance Tuning, Regression Testing, TypeScript, ReactJS, Cypress (Programming Language), Real Time Data, Front End Software Development, JestJS - **Published:** September 19, 2026 - **Apply:** https://www.adzuna.es/contact-us.html ## About the Role + You bring 6+ years of production experience building complex React and TypeScript applications, including at least 2 years in a large, shared codebase with multiple collaborating teams. + You have a proven track record of migrating and consolidating large frontend estates incrementally without resorting to high-risk complete rewrites. + You possess deep expertise in state management, real-time data flows (e.g., SSE), and performance optimization for complex web applications. + You have hands-on experience with automated testing tools (such as Vitest, Cypress, or happy-dom) and visual regression testing. + You set high standards for software quality and enjoy establishing shared foundations that elevate the work of surrounding teams. + You embrace a continuous improvement mindset, using feedback, analytics, and monitoring to refine user experiences and technical patterns. + You excel at boundaryless collaboration, seamlessly partnering across product squads to align on architecture and unblock technical dependencies. + You take pride in mentoring peers, sharing technical context, and building a supportive engineering culture. Why you'll love us: You'll be part of a growing, dynamic company with a truly international team. At Lodgify, we are full of contagious energy, hard work, and passion for what we do. We celebrate diversity and are proud to acknowledge a variety of backgrounds, perspectives and skills in our team; committed to creating a workplace where everyone is heard and feels a sense of belonging. What's in it for you? ## Description ️ Role Overview As a Senior Frontend Developer in our Bookings Group, you will shape the high-traffic, real-time interfaces that property managers rely on every single day. Operating horizontally, you will lead the evolution of our frontend estate-moving large-scale applications into a modern, unified repository while raising engineering standards across multiple product squads. How will you make an impact? + Architect and refine dense, stateful interfaces, including reservation managers, multi-property calendars, and unified guest messaging. + Collaborate horizontally across squads to build reusable UI patterns, shared component libraries, and robust data-access layers. + Bring surfaces to life with real-time server-sent events and optimistic updates that keep user data instantly synchronized without refreshes. + Lead high-visibility platform migrations, smoothly consolidating domain packages into a single monorepo while keeping production live and stable. + Elevate developer tooling by centralizing strict TypeScript settings, shared test configurations, and fast, signal-rich CI pipelines. + Ensure safe, reliable releases through feature flagging, plan-based functional gating, and diligent post-rollout cleanup. + Drive testing excellence across unit, visual regression, and end-to-end suites while building actionable real-user monitoring. + Mentor mid-level frontend engineers, foster strong code review practices, and write clear technical documentation to empower the entire engineering team. ## Related Videos - [Watch Tests Go Brrrr! : Getting Started with Cypress in ReactJS](https://www.wearedevelopers.com/videos/282-watch-tests-go-brrrr-getting-started-with-cypress-in-reactjs) - [But, you're not Facebook](https://www.wearedevelopers.com/videos/378-but-you-re-not-facebook) - [Do TypeScript without TypeScript](https://www.wearedevelopers.com/videos/327-do-typescript-without-typescript) - [Meet Your New BFF: Backend to Frontend without the Duct Tape](https://www.wearedevelopers.com/videos/682-meet-your-new-bff-backend-to-frontend-without-the-duct-tape) - [Measure and improve frontend performance by using test automation](https://www.wearedevelopers.com/videos/719-measure-and-improve-frontend-performance-by-using-test-automation) - [Vuejs and TypeScript- Working Together like Peanut Butter and Jelly](https://www.wearedevelopers.com/videos/127-vuejs-and-typescript-working-together-like-peanut-butter-and-jelly) ## Related Articles - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Find a Developer Job: 12 Best Job Sites For Developers](https://www.wearedevelopers.com/magazine/165-find-a-developer-job-12-best-job-sites-for-developers) - [Where To Find Software Engineering Jobs](https://www.wearedevelopers.com/magazine/396-where-to-find-software-engineering-jobs) - [Mastering Remote Work: Tips for Developers](https://www.wearedevelopers.com/magazine/558-mastering-remote-work-tips-for-developers) - [16 Best Free React UI Libraries in 2025](https://www.wearedevelopers.com/magazine/148-16-best-free-react-ui-libraries-in-2025) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers)