Senior Product AI Engineer

• Lead and build features end-to-end: from reviewing user interviews and product design, through architection and building systems to deployment and monitoring in production
• Partner closely with our product team to discover user problems and shape their solutions - creating a world class experience for our organizers and travelers
• Write high-quality, maintainable code across both backend (Ruby on Rails), and frontend (TypeScript/React)
• Ensure our services are always on by building resilient applications, ensuring they are well monitored and mitigating incidents as an on-call/incident responder
• Mentor teammates, grow the team's AI capacity, and contribute to WeTravel’s engineering practices and excellence

• 7+ years of software engineering experience (ideally full-stack)
• Strong engineering skills and proven experience in GenAI / LLM applications (i.e. built and launched LLM-enabled products to customers)
• Proficiency with Ruby on Rails, or in at least two other languages Python/Go/Java/Kotlin/Node.js or .NET with desire to learn Ruby
• Have experience and the desire to build user experiences (e.g. web front-ends)
• Have experience building and working with distributed systems, microservices and event-driven architecture and demonstrate strong systems thinking and can design for scalability
• Have experience with production systems, monitoring, and on-call responsibilities
• Have excellent communication skills and experience working in multicultural, distributed teams
• Take a pragmatic approach to using AI tools to improve productivity
• Have experience leading projects
• Proficiency with LLM providers and SDKs (e.g., OpenAI, Anthropic, Google, Meta)
• Experience with AI orchestration frameworks (LangChain, LlamaIndex, etc.) or custom-built solutions
• Ability to design and implement RAG pipelines end-to-end (ingestion, embeddings, vector stores, search, evaluation)
• Knowledge of performance and cost optimization for AI workloads
• Familiarity with cloud platforms (AWS/GCP/Azure), containerization, and CI/CD
• Strong written and verbal communication skills
• Cross-functional collaboration experience
• Ability to mentor and train others on AI concepts

Experience Ruby-on-Rails and TypeScript and React/ReactNative

• Generous "Time to Recharge" policy — enjoy unlimited paid time off to rest, recharge, and show up as your best self
• Amsterdam Program – visit us in Amsterdam (HQ) for 2-4 weeks every year, staying in one of our WeTravel apartments
• Work remotely for a maximum of 4 weeks per calendar year
• Extensive paid family leave
• Three paid volunteer days per year — take time to give back to causes you care about, on us
• 2-week cross-functional onboarding program
• Cutting-edge equipment and tools to set you up for success. Coverage for certain work-from-home (WFH) equipment
• Cambly for colleagues for whom English is not their first language
• Join an international, travel-loving team with a passion for adventure and innovation