Senior Back-end Engineer (Ruby)

RECRUIT.PL Grajewski Bartosz



For our client, who is not just another software house, we are looking for Senior Back-end Engineer (Ruby). They passionately support international startups and big players in their effort to build great products and grow as businesses. They partnered with a global company to disrupt the way modern newsroom and mass-media work. Their efforts touch the whole technology stack, from user-facing mobile and front-end apps, advanced microservices-oriented back-ends to state of the art data science solutions.


Job description

  • You will take ownership of the back-end platform and will:
  • Design distributed systems using CQRS and Event Sourcing.
  • Take ownership of a set of micro-services and frameworks.
  • Implement new APIs, libraries and tools
  • Develop complex metadata and content distribution platforms.
  • Design and implement real-time analytics system handling millions of events per second.
  • Work in cross-disciplinary team to deliver products that help content producers deliver stunning experiences.
  • Learn new skills and technologies as you go.



  • Demonstrated knowledge and experience of designing and building microservices-oriented back-end systems in Ruby.
  • In-depth understanding of Ruby programming language.
  • Fluent in English (writing and speaking).
  • In love with TDD and DDD.
  • Excited about developing simple, yet powerful APIs.
  • Passionate about building great software.
  • Comfortable with occasional business trips to New York.
  • Knowledge of or willingness to learn CQRS- and Event Sourcing-driven approach will be a big plus.
  • Nice to have: experience with defining DSLs.


We offer

  • Flexible vacation policy.
  • Flexible working hours, including remote work.
  • English lessons.
  • Private medical care.
  • MultiSport.
  • Hardware and software of your choice.
  • Ping-pong, pool table, gaming consoles, board games, 3D printer and drones.
  • Fully-stocked kitchen (fresh fruits and breakfast included).
  • Team retreats, hackathons, workshops and conferences/meetups sponsorship.
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