Senior AI Engineer

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

• 💼 Data & Analytics - Business Operations 
• 📍 Belgium - Ghent
• 🕜 Full-Time Hybrid 

What you will do

As our new Senior AI Engineer, you will join our Strategic Analytics team and help build AI- and automation-powered solutions that improve how teams access, understand, and act on data. This role sits at the intersection of analytics engineering, applied AI, and business enablement, and is especially focused on supporting financial reporting, operational visibility, and strategic decision-making.

You will work closely with analytics, data warehousing, and finance stakeholders to create scalable products and workflows on top of Lighthouse's modern data stack. This is an opportunity for someone who combines strong SQL and data modeling fundamentals with genuine curiosity for AI, a critical mindset around how it is used, and excitement for applying it in a practical, high-impact business environment.

Where you will have impact

• Architect and own feature pipelines end-to-end in dbt on BigQuery, ensuring reproducibility, versioning, and stability for our models.
• Productionise ML data products by designing and maintaining the infrastructure that connects feature pipelines to model training, evaluation, and output.
• Set the technical standard for AI and ML engineering within our data platform by defining and documenting design patterns and best practices.
• Partner with senior stakeholders across Data & Analytics, Business Operations, and Finance to translate ambiguous business problems into clear, measurable AI and ML data solutions.
• Build innovative AI tooling that removes toil for the team, including reusable skills and agent patterns to enhance our workflow.
• Mentor and educate Analytics Engineers, providing expert code reviews and sharing your expertise in AI and ML engineering practices.
• Drive data governance within your domain, ensuring quality expectations are met and data incidents are managed from triage to resolution.

About our team

You will be a key member of our Strategic Analytics team, which is part of the broader Data Analytics organization. Our team is at the forefront of leveraging data to drive strategic decisions across Lighthouse. We partner closely with functional teams, especially the finance department and the CFO, to build and productionise AI/ML data products. We are a team of innovators who set the technical bar for how AI and ML are engineered, and we are passionate about building the foundations that will power the company's future AI systems.

What's in it for you?

• Flexible working environment: Work from home or at one of our global offices.
• Flexible time off: Autonomy to manage your work-life balance.
• Collaborative team: High-bar, friendly, creative, and passionate colleagues.
• Career development: Workshops, frameworks, tools, training, and processes to realize your full potential.
• Impactful work: Shape products relied on by 85,000+ users worldwide.
• Mobility options: Mobility budget or company car (based on your job category).
• Competitive compensation: Proactively maintained to value your work.
• Net allowance: to support home office related expenses.
• Vouchers: lunch vouchers & eco vouchers.
• Comprehensive health insurance: Extensive coverage for you and your dependents.
• Pension funding: Group insurance to secure your future.
• Referral bonuses: Earn rewards for bringing in new talent.

Who you are

• Proven professional experience designing and owning ML feature pipelines and the data infrastructure that supports the full ML lifecycle.
• Strong working knowledge of the requirements ML imposes on data, including point-in-time correctness, feature versioning, and reproducibility.
• Mastery of highly-performant, production-level SQL, with a strong preference for the BigQuery dialect.
• Advanced experience with dbt or an equivalent transformation framework and modern ELT tooling like Meltano or Stitch.
• Strong grounding in software engineering best practices, including Git, code review, CI/CD, and automated testing, applied to analytics and ML workflows.
• Experience using AI assistants and agents to accelerate engineering work, with the ability to validate AI-generated code.
• Demonstrated experience leading technical projects end-to-end and partnering with senior stakeholders to define requirements and drive decisions.
• A track record of mentoring more junior engineers through code review, knowledge sharing, and on-the-job coaching.

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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