DescriptionWe're looking for a full-stack engineer to join our Product Engineering team, reporting to one of the Engineering Managers of the Marketplace area, with a dotted line to the Marketing SEO Manager, focused on supporting the Growth and Marketing area. This role will have a 60% focus on Front End, and 40% focus on Back End. SEO foundations, site performance, experimentation, analytics instrumentation, and the product surfaces that connect customer intent with booking, alongside three product engineering teams in the Marketplace area, contributing across the full breadth of what makes Treatwell's marketplace tick.

As a full-stack engineer, you're the person who can move fluidly between teams accelerating growth and marketing efforts wherever the need is greatest. You are comfortable partnering with marketing and growth stakeholders, while staying grounded in engineering quality and product outcomes.

Our product is built on: Backend: Java, Spring Boot, RabbitMQ, PostgreSQL, MS-SQLFrontend: React, TypeScript, Cypress, JestInfrastructure: Kubernetes, GitLab CI/CD, AWS, DatadogMindset: DevOps, DDD, event-driven architectureð¡ About TreatwellHi, we're Treatwell. We're the industry's smartest salon management software, all connected to Europe's leading bookings platform, working with over 50,000 salon partners across 13 countries, processing over 8 million bookings every month. We're on an exciting journey to digitally revolutionise the hair and beauty community. build and evolve the technical foundations that support customer acquisition, activation, and retention across Treatwell's marketsDiscoverability improve how search engines and users understand Treatwell's marketplace, without turning the role into a pure SEO implementation functionExperimentation and measurement instrument your work, support testing frameworks, and help teams validate ideas with data before scaling themProduct surfaces ship user-facing improvements to landing pages, discovery journeys, and conversion flows,



owning the work from problem framing through productionPlatform quality own your services end-to-end, from architecture through deployment, with a DevOps mindset baked inCross-functional clarity translate growth and marketing opportunities into clear engineering work, challenge scope when needed, and keep quality standards highð About you:You have proven experience owning production-grade web applications end-to-end, and understand that the best technical decisions come from deeply understanding the problem not just the code (mid/senior level)You own features end-to-end from database schema to UI, without needing a handoffYou think in systems and trade-offs, not just tickets you think about the person using what you build, ask why before how, and push back when something doesn't make senseYou're data-driven and hypothesis-led you instrument your work, measure impact, and use evidence to make decisionsYou can partner with non-engineering stakeholders, turning ambiguous growth or marketing needs into sensible technical optionsYou will act as the key technical partner for marketing stakeholders, evaluating the feasibility of their requests, managing expectations, and finding the right trade-off between business speed and technical quality (TBC).growth work often moves fast, and you know how to navigate that without getting paralysedExperience with SEO, experimentation, analytics, performance, or growth-related product areasExperience with AI-assisted development tools such as Claude, Cursor, or similar and clear opinions about where they genuinely add value is a plusYou can communicate fluently in English. ð1⁄4 We'll treat you with:28-days holiday, plus bank holidays ðMonthly /40 Treatwell vouchers so you can treat yourself too ðð»Mental health support through our partnership with Open-Up ð§ð»100% remote position ð§ð»ð»Market-specific benefits that will be discussed in the interview process Equal OpportunitiesTreatwell is an 'Open to All' employer and warmly welcomes everybody to the team.

Job SummaryID: EF9157B5E8Department: TechType: full time

📌 SEO Full Stack Engineer (Madrid)
🏢 Treatwell
📍 Madrid