Data Engineer II

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About Us: At Booking.com, data drives our decisions. Technology is at our core. And innovation is everywhere. But our company is more than datasets, lines of code or A/B tests. We’re the thrill of the first night in a new place, the excitement of the next morning, the friends you encounter, the journeys you take, the sights you see, and the memories you make. Through our products, partners and people, we make it easier for everyone to experience the world.

As a Data Engineer, you’ll work alongside curious, energetic and focused people. You are responsible for delivering our vision to create a fully integrated, scalable, high‑performance and compliant data platform and pipelines. You’ll help roadmap and deliver replacements for the current ad‑hoc data solutions with strong foundations built on modern technologies and practices that will make it easy to produce large quantities of high quality data for consumption and analysis. You are expected to actively contribute to team discussion, share opinions and align behind decisions as if they were your own.

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• Iteratively develop next‑generation scalable, reliable, flexible, high‑performance data pipeline capabilities and data platforms.
  
• Use standardised tooling and procedures to work with business users to model and implement data pipelines that are performant, scalable, reliable, secure, well‑governed with required observability.
  
• Engage with other teams as needed to achieve business objectives.
  
• Own end‑to‑end data quality in our core datasets and data pipelines.
  
• Help teams identify and resolve data quality issues.
  
• Maintain data quality, security, integrity and governance by following regulatory requirements, company standards and best practices.
  
• Adhere to defined principles for architecture, quality and non‑functional requirements.
  
• Mentor and onboard new team members to help them grow professionally.
  
• Continuously improve services you own, making them more performant and optimised.
  
• Ensure products and services are always kept up to date with the latest technology standards and company guidelines.
  
• Ensure service level agreements are met by implementing tests and processes.
  
• Perform profiling to find bottlenecks and optimise performance, and set up and monitor performance metrics for product health.
  
• Connect business and product goals to complex technical tasks.
  
• Prioritise issues, perform root‑cause analysis and prevent recurrence.
  
• Contribute to Booking.com’s growth through interviewing, onboarding and other recruitment efforts.
  
• Work in an agile environment and contribute towards the team's ways of working.
  
• Provide out‑of‑hours support on a rota.
  

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• Appropriate degree or suitable background and experience in technology.
  
• 3+ years of experience designing, building and optimising data warehouses in databases such as MSSQL (with SSIS), MySQL or Redshift.
  
• 1+ years of experience in a scripting language like Python or Scala.
  
• Experience in data modelling.
  
• Self‑motivated to explore new technologies.
  
• Excellent communication skills – able to effectively communicate with both technical and non‑technical stakeholders.
  
• Excellent attention to detail.
  
• Self‑starter and highly motivated team player.
  
• Root‑cause analysis mindset to problem and issue resolution.
  
• Fully comfortable working in English, both written and spoken.
  

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• Experience with Python, Airflow, Snowflake, DBT, pySpark.
  
• Experience working in a Data Governance L3 environment.
  
• Experience with Data Vault modelling.
  
• Experience with AWS.
  
• Passionate about test automation.
  
• Intrinsic curiosity in technological innovations and keeping up with latest trends.
  

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• Annual paid time off and generous paid leave scheme including parent, grandparent, bereavement and care leave.
  
• Hybrid working with flexible arrangements and up to 20 days per year working from abroad (home country).
  
• Industry‑leading product discounts – up to 1400 per year – for yourself, including automatic Genius Level 3 status and Booking.com wallet credit.
  

Diversity, Equity & Inclusion have been a core part of our culture since day one. Our employees represent over 140 nationalities and a wide range of ethnic and social backgrounds, genders and sexual orientations. We ensure that colleagues with disabilities are provided the adjustments and tools needed to participate in the job application and interview process, perform crucial job functions and receive other benefits and privileges of employment.

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• How we hire – let’s go places together.
  
• Detailed instructions on post‑application requirements, deadlines, portfolios, coding challenges or other assessments as defined by the BU or department.
  
• This role does not come with relocation assistance.
  

Booking.com is proud to be an equal opportunity workplace and is an affirmative action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age or veteran status. We strive to move well beyond traditional equal opportunity and work to create an environment that allows everyone to thrive.