Senior Data Engineer

<p>At <a href="http://Vio.com" rel="noopener noreferrer nofollow" target="_blank">Vio.com</a> we believe booking accommodation should feel smart, fair, and effortless — never overwhelming or unclear.</p><p></p><p>As one of the world’s fastest-growing travel tech platforms, we help millions of users make smarter travel decisions by comparing stays across 100+ booking sites — so they can find the perfect place, at the best price, anywhere in the world. We cut through the noise and complexity of hotel and vacation rental booking, surfacing real value with clarity, transparency, and full support. No tricks. No confusion. Just great stays — booked with confidence. With operations in 100+ markets and growing fast, our mission is to reshape how people discover and book accommodation through technology travelers can trust.</p><p></p><p>We work in a flexible, results-oriented, data-driven and customer-centric team structure, focusing on shipping value in a collaborative fashion, with hopefully just the right amount of bureaucracy. We encourage people from all ethnic groups, genders, sexuality, age, and abilities to apply. If this job description resonates with you, we want to hear from you!</p><p></p><p>We are looking for an experienced Senior Data Engineer to help our Content team to deliver the most helpful, high quality and rich hotel and room content to our users, to help them find the best deals. We work with a modern stack consisting of Spark (Python and Scala), SQL (Snowflake and DuckDB), Golang, AWS, Terraform, Datadog, and more. We integrate with many suppliers and process large amounts of data daily. Our content and mapping products are core to Vio’s platform and allow us to offer the best possible comparison and offer to every traveller, worldwide. You will have real impact on our users and the business from day one!</p><p></p><p><strong>What you will do:</strong></p><ul><li><p>Identify, analyse and integrate new data sources to improve attribute coverage and to enrich our content products, enabling a more personalized user experience downstream.</p></li><li><p>Retrieve, transform and merge accommodation (hotel and room) data (image, JSON, text, etc.) from new suppliers.</p></li><li><p>Optimise our data pipelines to ensure faster delivery, lower costs and increased reliability.</p></li><li><p>Migrate legacy pipelines to modern frameworks like Spark and DuckDB.</p></li><li><p>Collaborate with our data scientists and analysts to improve our hotel and room mapping products.</p></li><li><p>Add new features to our APIs and data products to enable other teams to consume our data.</p></li><li><p>Innovate and use modern tooling like LLMs to generate new content and augment it.</p></li><li><p>Work in a cross functional environment with engineers, product managers and business stakeholders from different domains.</p><p></p></li></ul><p><strong>Who you are:</strong></p><ul><li><p>You have a strong background in data engineering and you have worked with large and heterogeneous datasets.</p></li><li><p>You have experience with the Spark data processing platform, using Python and/or Scala.</p></li><li><p>You have experience with SQL analytical systems, including cloud data warehouses like Snowflake, BigQuery or Redshift, and on-memory databases like DuckDB.</p></li><li><p>You have experience with a backend programming language like Golang, Rust, Java or similar. Golang is not a mandatory requirement, but large parts of our codebase are written in it, so knowledge of this language is a plus.</p></li><li><p>You have experience with Kubernetes, AWS, Terraform and CI/CD tools.</p></li><li><p>You follow the “data as a product” approach, focusing on ownership, quality and usability.</p></li><li><p>You have experience with distributed systems.</p></li><li><p>You write tests as part of your coding routine and treat documentation as a first-class citizen.</p><p></p></li></ul><p><strong>Why join us now?</strong></p><ul><li><p>We are one of the most innovative and fastest-growing accommodation booking platforms in the world today, having grown our bookings 30x between 2017 and 2024, and catering to the needs of over 100 million unique visitors worldwide each year. We do that by harnessing the power of advanced algorithms and an innovative suite of power features and managed to <a href="https://medium.com/viodotcom/how-to-survive-refocus-thrive-again-as-a-travel-startup-in-corona-times-c656ef748a10" rel="noopener noreferrer nofollow" target="_blank">overcome the corona crisis remarkably fast</a>;</p></li><li><p>The mobile applications (<a href="https://apps.apple.com/us/app/vio-com-book-hotel-deals/id1639101398" rel="noopener noreferrer nofollow" target="_blank">iOS</a> and <a href="https://play.google.com/store/apps/details?id=com.vio.mobileapp&amp;hl=en_US&amp;gl=US" rel="noopener noreferrer nofollow" target="_blank">Android</a>) we launched in 2023 are already a big success, reaching 2.5 mln installs with great customer reviews