Senior Product Engineer

Barcelona, SpainSenior

Our Mission: Why Lighthouse?

At Lighthouse, we’re on a mission to revolutionize commercial strategy as hospitality’s most powerful AI platform. We take the world's largest hotel data network and transform it into real-time intelligence that drives action. We don't just deliver insights; we empower businesses to make decisions that move revenue.

With $370M in Series C funding and over $100M in ARR, we are scaling at lightspeed. Our 850+ teammates across 35 countries aren't just building software—they are leveraging cutting-edge AI to help hoteliers be the first to act. Tens of thousands of hotels across 185 countries trust Lighthouse to execute their commercial strategy, including every one of the top 15 global chains and thousands of independent hotels that consistently outperform their markets. With Lighthouse AI, the intelligence gets deeper. Decisions get smarter. Actions get faster. We help hoteliers be first to act.

Lighthouse Values: Our guiding light

We are Lumineers. Our shared values keep us on a collaborative path fostering a cultural and customer centric environment

Pursuit of greatness: We’re innovators who care deeply about our customers’ success. Our team brings their best work, stays curious, and delivers excellence through attention to detail
Meaningful work matters: We make every moment count by knowing what to deliver, why it matters, and how it drives Lighthouse forward
Elevate each other: We don’t just work together - we grow together. What unites us is understanding each other as people and working toward shared goals

We’re more than just a workplace – we’re a community. Collaborative, fun, and deeply committed, we work hard together to revolutionize the hospitality sector. Are you ready to join us and shine brighter in the industry’s most exciting rocket-ship? 🚀

Job Details

💼 Engineering
📍 Spain
🕜 Full-Time / Remote

What you will do

As a Senior Product Engineer you will be a key player in developing our core pricing manager system, helping hotels optimise their revenue. Your work will focus on building end-to-end features and capabilities for this system. You will collaborate closely with other engineers, data scientists and product managers to deliver high-impact solutions for the hospitality industry. This is a high-impact role that requires you to combine strong technical depth with collaborative soft skills.

Where you will have impact

Work closely within a cross-functional squad to define, manage, and deliver high-quality, impactful features from concept to deployment.
Develop and maintain services for our core pricing manager system using Go, Python, React, Ember.js by reading, reviewing & contributing to our codebase.
Ensure the reliability and performance of our systems
Understand the services of related teams such as Data Science, Integrations & Platform teams that power our product.
Apply your architectural thinking to influence decisions on service boundaries, data ownership, and technical tradeoffs.
Utilize AI coding tools like Claude Code to accelerate development, documentation, and other daily tasks.

About our team

You'll be joining the Pricing Innovation team, a close-knit, cross-functional squad of engineers and a product manager. Our team is the driving force behind features that recommend hoteliers how to optimise their day-to-day pricing. We have a strong culture of ownership and collaboration, and we're big on AI enablement, actively using tools like Claude Code to work smarter. We're a proactive bunch who love to learn and aren't afraid to defend our ideas to build the best product possible.

What's in it for you

Flexible time off: Autonomy to manage your work-life balance.
Alan Flex benefits: 160€/month for food or nursery.
Flexible retribution: Optional benefits through tax-free payroll deductions for food, transportation and/or nursery.
Wellbeing support: Subsidized ClassPass subscription.
Comprehensive health insurance: 100% Alan coverage for you, your spouse, and dependents.
Impactful work: Shape products relied on by 85,000+ users worldwide.
Referral bonuses: Earn rewards for bringing in new talent.

Who you are

Product-minded pairing of deep backend experience (Go or Python/Django) with frontend literacy to ship end-to-end features. Driven by user impact.
Pragmatic and experienced in breaking complex outcomes into incremental releases while maintaining clean service boundaries, data ownership and scalability.
Hands-on experience with tools like Claude Code, with an eagerness to leverage AI to move faster.
Fluency in English with a "can-do" attitude, capable of clear stakeholder communication and taking full ownership of your domain.

We welcome

Experience with the other backend languages
Familiarity with our frontend stack (Ember.js/React/Typescript)
Experience in data-heavy product domains
Experience within the hospitality technology sector.

Technologies you will work with

Python, Django, Go, Ember.js, React, TypeScript, Google Cloud, Kubernetes, BigQuery, BigTable, MySQL, Postgres, Claude Code.

Diversity, equity, inclusion, and belonging

Thank you for considering a career with Lighthouse. We are committed to fostering a diverse and inclusive workplace that values equal opportunity for all. We welcome candidates from all backgrounds, regardless of age, gender, race, religion, sexual orientation, and disability. Our commitment to equality is part of our culture. If you require reasonable accommodation at any point during the application or interview process, please notify your recruiter.

Not ticking every box? No problem! We value diverse backgrounds and unique skill sets, and we encourage individuals from all walks of life to apply. If your experience looks a little different from what we've described, but you're passionate about what we do and are a quick learner, we'd love to hear from you!

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