Senior Back-End Developer - Partnerships

  • Amsterdam, Netherlands
  • Employees can work remotely
  • Full-time

Company Description


Job Description is the largest online travel agency in the world! We serve hundreds of millions of users through our platform in 43 languages and offer more than 28 million reported accommodation listings.

At, data drives our decisions. We maintain peta bytes of data including but not limited to; customer information, reservations, accommodation information, accommodation availability, destination information, etc 

​​Marketing Technology is at our core so that is why we are constantly evolving and adapting our systems to be able to work with the best technology out there. Working in our team you will be exposed to; Perl, Java, MySql, Cassandra, Kafka, Kubernetes, Hadoop, BigQuery, Elastic Search. You will not only get the chance to utilise these technologies to solve the problems on hand in a scalable and reliable way but you will also be contributing to our goal to “make it easier for everyone to experience the world”


Senior Backend Developer - Partnerships

We are recruiting to our Partnerships department, which is responsible for’s white labels, co-brand products, external API, and corporate travel. Tech teams work closely with commercial and operations teams in order to combine extensive data (both qualitative and quantitative) with direct feedback from customers to create tailored products for each of our customer verticals. 



As a Senior Developer, you are responsible for the development, performance, and scaling of our public website as well as internal systems. Within a team you will be work independently and will also be responsible for helping steer key technical decisions.

Important aspects of the job include:

  • Rapidly developing next-generation scalable, flexible, and high-performance systems.
  • Influencers with a collaborative, proactive attitude, driving innovation within the team.
  • Solving issues with the systems, prioritizing based on customer impact
  • Advocating development best practices within the team/track.
  • Coaching or mentoring team/track members on technical topics.
  • Driving a culture of ownership and technical excellence, leading by example.
  • Acting as an intermediary for problems, with both technical and non-technical audiences
  • Taking ownership of reliability incidents and leading the post-mortem process.
  • Understanding the business processes and how to best support our customers or clients (ex accommodations, attractions, flights etc) while supporting the Finance department within the company with appropriate systems and tools.
  • Contributing to the growth of through interviewing, on-boarding, or other recruitment efforts.

We are looking for driven Developers who enjoy solving problems, who initiate solutions and discussions and who believe that any challenge can be scaled with the right mindset and tools.

We have found that people who match the following requirements are the ones who fit us best:

  • 7+ years software development experience; using 2 or more server side programming languages (preferably Java, knowledge of Perl is a plus).
  • At least one year of experience as a Senior Developer
  • Experience with SOA, Java Spring Boot and Kafka.
  • Experience with building highly scalable distributed systems and batch processing pipelines with focus on data integrity and resilience.
  • Experience with unit, integration and end-to-end testing paradigms.
  • Experience with defining and upholding SLOs/KPIs and leading architecture reviews for systems.
  • Experience with debugging and troubleshooting Java services.
  • Good grip on the JVM internals.
  • Experience of working on products that impact a large customer base and have a company wide impact.
  • Excellent communication; written and spoken.
  • An opportunity to contribute to a high scale, complex, world renowned product and seeing real time impact of your work on millions of travelers worldwide.
  • Be part of a truly international fast paced environment and performance driven culture.
  • Various opportunities to grow technically and personally via side projects, hackathons, conferences and your involvement in the community.
  • Full relocation support for you and your family (if the case) to move to Amsterdam - one of the most cosmopolitan cities in Europe. We have fine-tuned this process by successfully relocating 300+ Technology professionals to Amsterdam in the last year alone!
  • Headquarters located in one of the most dynamic cities in Europe: Amsterdam
  • Performance-based company that offers 29 vacation days, career advancement, and lucrative compensation, including bonuses and stock potential
  • Discount on accommodations with the “Booking Deal” including other perks and benefits
  • Company-sponsored family and social activities to help our employees become integrated with each other and Dutch culture
  • Diverse and creative colleagues from every corner of the world
  • Generous relocation package, ensuring a smooth transition to working and living in Amsterdam
  • With over 70 different nationalities within the technology department alone, you will be able to absorb new skills and grow your career in a multicultural environment.

We value Diversity of all types and in an open, dynamic workplace. This has been a pillar at since day one, and something we continue to strongly believe in and build today. 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, colour, 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.