- Home
- Jobs
- Engineering
- Data Science Engineer

Data Science Engineer at Lighthouse
Barcelona, SpainFull-timeEngineeringPosted 26 days ago
Apply with PipelineAbout the Role
<div class="content-intro"><p><span style="font-size: 12pt;"><strong>Our Mission: Why Lighthouse? </strong></span></p>
<p><span style="font-size: 12pt;">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. </span></p>
<p><span style="font-size: 12pt;">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.</span></p>
<p><span style="font-size: 12pt;"><strong>Lighthouse Values: Our guiding light</strong></span></p>
<p><span style="font-size: 12pt;">We are <strong><span style="color: rgb(253, 130, 55);">Lumineers</span></strong>. Our shared values keep us on a collaborative path fostering a cultural and customer centric environment</span></p>
<ul>
<li style="font-size: 12pt;"><span style="font-size: 12pt;"><span style="color: rgb(253, 130, 55);"><strong>Pursuit of greatness</strong></span>: 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</span></li>
<li style="font-size: 12pt;"><span style="font-size: 12pt;"><span style="color: rgb(253, 130, 55);"><strong>Meaningful work matters</strong></span>: We make every moment count by knowing what to deliver, why it matters, and how it drives Lighthouse forward</span></li>
<li style="font-size: 12pt;"><span style="font-size: 12pt;"><span style="color: rgb(253, 130, 55);"><strong>Elevate each other</strong></span>: We don’t just work together - we grow together. What unites us is understanding each other as people and working toward shared goals</span></li>
</ul>
<p><span style="font-size: 12pt;">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? 🚀</span></p></div><p><span style="font-size: 12pt; font-family: helvetica, arial, sans-serif;"><strong>Job Details</strong></span></p>
<ul>
<li style="font-size: 12pt; font-family: helvetica, arial, sans-serif;"><span style="font-size: 12pt; font-family: helvetica, arial, sans-serif;">💼 Engineering</span></li>
<li style="font-size: 12pt; font-family: helvetica, arial, sans-serif;"><span style="font-size: 12pt; font-family: helvetica, arial, sans-serif;">📍 Spain - Barcelona</span></li>
<li style="font-size: 12pt; font-family: helvetica, arial, sans-serif;"><span style="font-size: 12pt; font-family: helvetica, arial, sans-serif;">🕜 Full-Time/Remote</span></li>
</ul>
<p><span style="font-family: helvetica, arial, sans-serif; font-size: 12pt;"><strong>What you will do</strong></span></p>
<p><span style="font-size: 12pt; font-family: helvetica, arial, sans-serif;">As a <strong>Data Science Engineer</strong>, you will work in the Data Science Core team, a shared team supporting data science across Lighthouse. You will own work from an initial business question through to models and AI products that reach customers. The role combines hands-on internal consulting for teams without embedded data science support, readiness to support important data domains, and continuous research into AI applications for hospitality. You will work independently on projects while drawing on the support of Senior Data Scientists and MLOps Engineers.</span></p>
<p><span style="font-family: helvetica, arial, sans-serif; font-size: 12pt;"><strong>Where you will have impact</strong></span></p>
<ul>
<li style="font-size: 12pt; font-family: helvetica, arial, sans-serif;"><span style="font-size: 12pt; font-family: helvetica, arial, sans-serif;">Partner with internal teams to contribute your data science expertise to projects</span></li>
<li style="font-size: 12pt; font-family: helvetica, arial, sans-serif;" value="2"><span style="font-size: 12pt; font-family: helvetica, arial, sans-serif;">Advise on and review data science work, or contribute hands-on to longer projects.</span></li>
<li style="font-size: 12pt; font-family: helvetica, arial, sans-serif;" value="3"><span style="font-size: 12pt; font-family: helvetica, arial, sans-serif;">Build, evaluate, and ship machine learning and AI models for customer-facing use.</span></li>
<li style="font-size: 12pt; font-family: helvetica, arial, sans-serif;" value="4"><span style="font-size: 12pt; font-family: helvetica, arial, sans-serif;">Bring models and AI products from an initial question through to production.</span></li>
<li style="font-size: 12pt; font-family: helvetica, arial, sans-serif;" value="5"><span style="font-size: 12pt; font-family: helvetica, arial, sans-serif;">Ramp up on important data domains to provide support and maintenance when needs arise.</span></li>
<li style="font-size: 12pt; font-family: helvetica, arial, sans-serif;" value="5"><span style="font-size: 12pt; font-family: helvetica, arial, sans-serif;">Research developments in advanced AI capabilities and experiment with their application in hospitality.</span></li>
<li style="font-size: 12pt; font-family: helvetica, arial, sans-serif;" value="7"><span style="font-size: 12pt; font-family: helvetica, arial, sans-serif;">Collaborate with stakeholders to determine whether a solution is ready for customer use.</span></li>
</ul>
<p><span style="font-family: helvetica, arial, sans-serif; font-size: 12pt;"><strong>About our team</strong></span></p>
<p><span style="font-size: 12pt; font-family: helvetica, arial, sans-serif;">You'll be joining our <strong>Data Science Core </strong>team. Supporting teams with data science expertise, maintaining important data domains, and researching how developments in AI can be applied in hospitality. You'll work alongside three MLOps Engineers and a Lead Data Scientist. This is a role for someone who can take data science work from an initial question through to a product that reaches customers.</span></p>
<p><span style="font-family: helvetica, arial, sans-serif; font-size: 12pt;"><strong>What's in it for you?</strong></span></p>
<ul>
<li style="font-size: 12pt;"><span style="font-size: 12pt;">Flexible working environment: Work from home or at one of our global offices.</span></li>
<li style="font-size: 12pt;"><span style="font-size: 12pt;">Flexible time off: Autonomy to manage your work-life balance.</span></li>
<li style="font-size: 12pt;"><span style="font-size: 12pt;">Alan Healthy benefits: 160€/month for food or nursery.</span></li>
<li style="font-size: 12pt;"><span style="font-size: 12pt;">Payflow App: Access your earned salary in advance at no cost to you.</span></li>
<li style="font-size: 12pt;"><span style="font-size: 12pt;">Flexible retribution: Optional benefits through tax-free payroll deductions for food, transportation and/or nursery. </span></li>
<li style="font-size: 12pt;"><span style="font-size: 12pt;">Wellbeing support: Subsidized up to 80% ClassPass subscription.</span></li>
<li style="font-size: 12pt;"><span style="font-size: 12pt;">Comprehensive health insurance: 100% Alan coverage for you, your spouse, and dependents.</span></li>
<li style="font-size: 12pt;"><span style="font-size: 12pt;">Collaborative team: High-bar, friendly, creative, and passionate colleagues.</span></li>
<li style="font-size: 12pt;"><span style="font-size: 12pt;">Career development: Workshops, frameworks, tools, training, and processes to realize your full potential.</span></li>
<li style="font-size: 12pt;"><span style="font-size: 12pt;">Impactful work: Shape products relied on by 85,000+ users worldwide.</span></li>
<li style="font-size: 12pt;"><span style="font-size: 12pt;">Competitive compensation: Proactively maintained to value your work.</span></li>
<li style="font-size: 12pt;"><span style="font-size: 12pt;">Referral bonuses: Earn rewards for bringing in new talent.</span></li>
</ul>
<p><span style="font-family: helvetica, arial, sans-serif; font-size: 12pt;"><strong>Who you are</strong></span></p>
<ul>
<li style="font-family: helvetica, arial, sans-serif; font-size: 12pt;"><span style="font-family: helvetica, arial, sans-serif; font-size: 12pt;">Proven experience in Data Science.</span></li>
<li style="font-size: 12pt; font-family: helvetica, arial, sans-serif;" value="1"><span style="font-size: 12pt; font-family: helvetica, arial, sans-serif;">Experience using Python to develop machine learning or AI solutions.</span></li>
<li style="font-size: 12pt; font-family: helvetica, arial, sans-serif;" value="2"><span style="font-size: 12pt; font-family: helvetica, arial, sans-serif;">Experience with cloud orchestration.</span></li>
<li style="font-size: 12pt; font-family: helvetica, arial, sans-serif;" value="3"><span style="font-size: 12pt; font-family: helvetica, arial, sans-serif;">Experience with generative AI.</span></li>
<li style="font-size: 12pt; font-family: helvetica, arial, sans-serif;" value="4"><span style="font-size: 12pt; font-family: helvetica, arial, sans-serif;">A track record of taking machine learning models or AI products into production for customers.</span></li>
<li style="font-size: 12pt; font-family: helvetica, arial, sans-serif;" value="5"><span style="font-size: 12pt; font-family: helvetica, arial, sans-serif;">Strong communication skills and experience working with stakeholders on ambiguous data science problems.</span></li>
<li style="font-size: 12pt; font-family: helvetica, arial, sans-serif;" value="6"><span style="font-size: 12pt; font-family: helvetica, arial, sans-serif;">Ability to work independently on data science projects.</span></li>
<li style="font-family: helvetica, arial, sans-serif; font-size: 12pt;"><span style="font-family: helvetica, arial, sans-serif; font-size: 12pt;">Fluency in English.</span></li>
</ul>
<p><span style="font-family: helvetica, arial, sans-serif; font-size: 12pt;"><strong>We welcome</strong></span></p>
<ul>
<li style="font-size: 12pt; font-family: helvetica, arial, sans-serif;" value="1"><span style="font-size: 12pt; font-family: helvetica, arial, sans-serif;">Experience in a SaaS environment.</span></li>
<li style="font-size: 12pt; font-family: helvetica, arial, sans-serif;" value="2"><span style="font-size: 12pt; font-family: helvetica, arial, sans-serif;">Consulting backgrounds with experience delivering production-ready data science work.</span></li>
</ul>
<p><span style="font-family: helvetica, arial, sans-serif; font-size: 12pt;"><strong>Technologies you will work with</strong></span></p>
<p><span style="font-size: 12pt; font-family: helvetica, arial, sans-serif;">Python (pandas, numpy, ML libraries...), SQL, Google Cloud Platform (BigQuery, Vertex AI, Dataflow, ADK...), Airflow, dbt, MLflow, GitLab, Atlan</span></p>
<p> </p>
<p> </p><div class="content-conclusion"><p><span style="font-size: 12pt;"><strong>Diversity, equity, inclusion, and belonging</strong></span></p>
<p><span style="font-size: 12pt;">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.</span></p>
<p><span style="font-size: 12pt;">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!</span></p>
<hr>
<p style="text-align: center;"><span style="color: rgb(253, 130, 55); font-size: 10pt;"><a style="color: rgb(253, 130, 55);" href="https://www.mylighthouse.com/company/careers" target="_blank"><strong>Learn more about our careers and recruitment process</strong></a> | <strong><a style="color: rgb(253, 130, 55);" href="https://www.mylighthouse.com/company/about" target="_blank">Our company and leadership team</a></strong> | <strong><a style="color: rgb(253, 130, 55);" href="https://www.mylighthouse.com/company/beware-of-recruitment-scams" target="_blank">Beware of recruitment scams</a></strong></span></p></div>
Related Roles
Senior AI Solutions Engineer for Marketing
Lighthouse
Barcelona, SpainSenior AI Solutions Engineer for Marketing
Lighthouse
Ghent, BelgiumBackend Engineer – Data Acquisition
Lighthouse
Barcelona, SpainBackend Engineer – Data Acquisition
Lighthouse
Ghent, BelgiumData Science Engineer
Lighthouse
Ghent, BelgiumManager, Data Engineering
Lighthouse
Barcelona, Spain; Greater Madrid Metropolitan Area