Java Software Engineer

Crushing online payment fraud at Big Data scale

Job details

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Feedzai is AI. We’re coding the future of commerce with a leading platform powered by artificial intelligence and big data. Founded and developed by data scientists and aerospace engineers, Feedzai has one critical mission: make commerce safe. The world’s largest banks, payment providers and retailers use Feedzai’s machine learning technology to manage risks associated with banking and shopping, whether it’s in person, online or via mobile devices.

We are seeking outstanding Scala and Java software developers to integrate the development team of our SaaS product. High-scalability, fault-tolerance, low-latency, and efficient algorithms are keystones of the work you will be asked to perform on a daily basis.


  • Design & implement our backend architecture, from the data layer, to service orchestration
  • Work on automated deployment as well as distributed logging and analytics so that we can be on top of things

This position is also available to Porto and Coimbra.

Main requirements

  • MSc degree in Computer Science, or a similar technical degree
  • Expert knowledge in programming high-performance, server-side code in Scala and/or Java.
  • Strong coding skills and Computer Science fundamentals.
  • Contributions to OSS projects are highly valued.

Nice to have

  • Real-world experience programming Scala
  • Experience building event-driven distributed systems and using modern distributed systems platforms such as Akka, ZeroMQ, Kafka, Storm
  • Experience with SQL and NoSQL databases and distributed computing platforms (such as Hadoop)
  • Significant contributions to OSS projects
  • Someone who can bring his/her ideas into the team and is able to work out solutions to tough problems autonomously


  • Take part in one of the fastest-growing startups in the market
  • High impact with a small but growing team
  • Health insurance
  • Free fruit
  • International Free Coffee Selection
  • Weekly workplace gymnastics

Apply now

Sign up to apply

Or sign up to refer and earn a reward of €400