AI Senior Engineer

About Kiwi.comKiwi.com is a leading global travel-tech company headquartered in the Czech Republic. Our innovative algorithm enables users to find better route options and prices other search engines can’t see, daily performing billions of price checks across 95% of global flight content. Are you bold, bright and curious? Join a global business that’s still got a start-up heart.About our Customer Support Systems TeamOur CS Systems team is responsible for developing AI-driven solutions that support our customer support operations and enhance agent efficiency. Our talented team is focused on architecting next-generation platforms and tooling that leverages artificial intelligence to transform how we deliver customer support. We work across multiple systems and applications, continuously innovating to integrate AI capabilities while maintaining the reliability and scalability of our customer-facing solutions.What you will doContribute to the heart of our platform: You will help design and nurture the next generation of our AI-powered Customer Support and Communication platform.Collaborate on AI initiatives: Working alongside our Staff Engineers, you will help bring AI-driven features to life, ensuring they align with our shared long-term technical and product goals.Explore and experiment: You’ll have the space to learn and test new technologies—from LLMs to agentic systems—translating them into practical, supportive tools for our agents and customers.Build with care: You will work closely with cross-functional teams to deliver high-quality, stable, and maintainable code that we can all be proud of.Refine our craft: You’ll participate in evolving our algorithms and design patterns, helping the team refine our technical solutions through collective feedback and insight.Support our workflow: You will identify ways to make our daily work smoother by using AI tools to automate repetitive tasks, allowing the team to focus on more meaningful challenges.Foster an inclusive culture: You will be an active part of our technical discussions, sharing your unique perspective and supporting an open, inclusive engineering culture where everyone’s voice is heard.What you will needA collaborative spirit: You bring solid, hands‑on experience developing AI‑assisted features or workflows (using tools like Cursor, MCP, or Claude Dev) and a genuine joy for learning alongside others.Tech‑fit: You are proficient in Python (ideally with FastAPI or Celery) and have a passion for solving complex problems through teamwork and shared success.Adaptability: You have some familiarity with Node.js or GraphQL, or at least a curiosity to learn how they fit into our ecosystem.Foundational expertise: You have experience with cloud environments like GCP and Kubernetes, and you understand how these tools help us deliver stable services to our users.An AI‑forward mindset: you already use AI tools to support your daily tasks and are excited to explore how new technologies can make our work more impactful.A growth mindset: You are a self‑driven learner who isn't afraid to ask questions, experiment, and grow within a supportive team structure.Clear communication: You communicate with clarity and empathy in English, valuing how we connect with each other as much as how we connect our systems.We offer youWe offer a hybrid and flexible work environment. A lovely, modern office in the center of Barcelona (Passeig de Gracia) with great views and amenities.Monthly entitlement of 200 Euro redeemable through Cobee. Cobee is a benefits platform offering a range of benefits (meals, transport, nursery, health insurance, and physical wellness) and flexible compensation. It also allows our employees to allocate up to 30% of their gross salary to the consumption of certain products or services, leveraging tax exemption.We also enjoy benefits, such as flexible working hours, 30 paid vacation days and sick days.Annual financial bonus based on company and individual performance.Flight vouchers to celebrate your Kiwi anniversaries.Relocation package (including visa