Senior Backend Engineer
Transparent
Software Engineering
Barcelona, Spain
Posted on Jun 2, 2026
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
- 📍 Belgium - Ghent
- 🕜 Full-Time/Hybrid
What you will do
As a Senior Backend Engineer you will be a key player in developing our core pricing manager system, which covers critical features like overbooking autopilot and our new Recommendations Engine. Your work will focus on building distributed services, APIs, and the infrastructure that powers our pricing recommendations. You will collaborate closely with data science engineers, product managers, and other engineers to deliver high-impact solutions for the hospitality industry.
Where you will have impact
- Develop and maintain backend services for our core pricing manager system.
- Build and manage distributed services, data pipelines, and autopilot infrastructure using Go and Python.
- Collaborate within a cross-functional squad to deliver high-quality, impactful features from concept to deployment.
- 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.
- Contribute to the full development lifecycle, including reading, reviewing, and occasionally contributing to our frontend codebase.
- Ensure the reliability and performance of our systems, which expose pricing recommendations to key internal services.
About our team
You'll be joining the Pricing Innovation team, a core part of our Groups & Chains vertical. We're a close-knit, cross-functional squad of frontend and backend engineers, a product manager, and a designer. Our team is the driving force behind features like overbooking autopilot and the upcoming Recommendations Engine. 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
- Strong backend development skills with solid experience in at least one of Go or Python/Django.
- Proven ability to work collaboratively in a cross-functional squad with clear and transparent communication.
- An architectural mindset with clear opinions on service boundaries, data ownership, and technical tradeoffs.
- Hands-on experience with AI coding tools like Claude Code, with a positive attitude toward integrating them into your workflow.
- A product-minded approach, with a focus on understanding the user and business impact of your technical decisions.
- A proactive, collaborative, and ownership-driven approach to your work.
- The ability to read, reason about, and contribute to frontend code when needed.
- Fluent in English.
We welcome
- Experience with the other backend language you have less experience in (Go or Python/Django).
- Familiarity with our frontend stack (Ember.js/TypeScript) or other modern frameworks like React.
Technologies you will work with
Python, Django, Go, Ember.js, TypeScript, BigQuery, PostgreSQL, 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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