Senior Backend Engineer

Amsterdam, Netherlands Requisition Number R0038089 Subsidiary eBay Classifieds Group

eBay Classifieds Group is an innovative leader in online classifieds with ten brands that span the globe. Our sites help people find whatever they’re looking for in their local communities – whether it’s a job, an apartment, a sofa, a car, a concert ticket, financial services or new friends. Every connection made or item found makes a difference by creating a world where people share more and waste less. People who want to connect and trade visit our sites because they’re fun, easy to use and built on trust. We are shaping the future of local commerce by bringing people together through an enriched online experience that allows them to reach out to the community around them. We are comprised of teams around the globe, with people who are passionate for local trade and maintaining the customer-centric nature of the Group, while exploring growth opportunities in both the countries where eBay Classifieds Group already has a presence and in prospective markets.

About the team:

The Identity team plays a key role in creating a secure user experience when browsing the website or using the app. We are responsible for building a global solution for Identity and Account Management (IAM), helping to provide a secure, seamless and trustworthy experience for all eCG platforms and their users. All of this we do with interdisciplinary collaboration, working in an agile framework and in close alignment with our local platforms and other global teams.

About the role:

We are looking for an experienced software engineer with a proven track record in building and running production-grade services at scale. You will partner closely with other engineers and product managers to create the technology that secures our sites and the accounts of our users.

You will mentor more junior developers by guiding them through architecture and procedures and helping them develop their engineering skills. You will help to continuously improve the development work in all areas from coding and processes, to tools and testing.

The person we are looking for has extensive experience in building web applications or a related area, with 6+ years of full-time employment. We expect the right person to be a guide in software engineering and have good knowledge of what it means to work with large and/or distributed systems. We also believe that a well-rounded engineer has experience with more than just one programming language.

What you will do:

  • Work closely together with global tech and product on new projects and enhancements

  • Design and build reliable services in a centralized Identity and Access Management solution

  • Enhance our system architecture to balance scale and performance

Here are some examples of our work:

  • Single Sign-on with OAuth 2.0 and OpenID Connect

  • Identity and Account Management APIs using open standards 

  • Multi-factor and risk-based authentication

Who are you:

  • You write clean code that works

  • You have an analytical mindset to understand business needs, and come up with engineering solutions

  • You have expertise building web applications on the JVM using Spring Boot, Quarkus, Micronaut or other open source frameworks

  • You have expertise in Java programming language

  • You have knowledge and familiarity with relational databases (PostgreSQL, MySQL) and pub-sub messaging systems (Kafka), and interest in distributed data stores (CockroachDB, Cassandra)

  • You have experience with Linux, Docker, private/public cloud

  • You build it, you run it

  • You love freedom and don’t like being micromanaged. Given context, you're capable of self-direction

  • You are a sharp communicator who can explain complex computing problems in clear and concise language

  • You are motivated to explore new technologies and learn and can do so without taking formal education

  • You have an eagerness to share your own ideas, and openness to those of others

What you can expect from us:

  • A collaborative, informal, international and playful work environment with self-organized, multi-disciplinary agile/lean teams

  • Managers and teammates who are invested in your growth as a technologist and as a person

  • Access to tools and resources to do your job (IDEs, Safari Online subscription, conferences and meetups, all the coffee and soda you can drink, and much more)

  • Ability to join and participate in multiple internal interest groups across the eBay Classifieds Group in trending topics such as Machine Learning, Infrastructure, Mobile Development, and others

  • Continuous Deployment through multiple environments to get rapid feedback about your work

What we offer:

Dynamic, international teams with diverse personalities, a real passion for e-commerce, professionalism and a good sense of humor.

A competitive salary, phenomenal benefits and an excellent working environment.

Silicon Valley amenities, such as crazy high spec MacBook Pros and great office facilities close to Amstel station.


From the moment you join our team we aspire to make your employment experience an outstanding and engaging one. If you are enthusiastic and thrive in a collaborative and friendly environment then apply and send us your CV.

We love creating opportunities for others by connecting people from widely diverse backgrounds, perspectives, and geographies. So, being diverse and inclusive isn’t just something we strive for, it is who we are, and part of what we do each and every single day. We want to ensure that as an employee, you feel eBay is a place where, no matter who you are, you feel safe, included, and that you have the opportunity to bring your unique self to work. To learn about our Diversity & Inclusion click here:

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eBay Inc. is an equal opportunity employer.  All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, sex, sexual orientation, gender identity, veteran status, and disability, or other legally protected status.  If you are unable to submit an application because of incompatible assistive technology or a disability, please contact us at  We will make every effort to respond to your request for disability assistance as soon as possible.

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