Senior Backend Engineer at CoinJar

Financial Services, Engineering, Full-time, Melbourne, Victoria, Australia melbourne engineering finance full-time
Posted 17 days ago

We are searching for experienced Senior Backend Engineers to join our team in our Melbourne CBD office. Our ideal candidate should have a passion for learning and takes pride in their work.

You should love crafting well thought out and intuitive APIs, and appreciate the value of clean code. You should enjoy being surrounded by talented individuals, learning from others, as well as contributing to their development.

We primarily code in Ruby and Elixir. We use Buildkite with Docker for our CI pipeline. Our infrastructure is predominantly on AWS.



  • 2 years experience in Ruby/Elixir
  • Experience working with relational or document database like MySQL, Postgres, Redis and MongoDB
  • Experience building production software with meaningful scale
  • Can write high quality, secure and testable code

Nice to have

  • You have made contributions to open source projects
  • You've previously worked in an environment with strong security constraints, or you have other web security experience
  • Experience with infrastructure as code


  • Opportunity to experiment with bleeding edge technologies
  • You'll get a laptop on your first day with your preferred configuration
  • We have a flexible hours system and you also have the option to work from home 0-2 days a week
  • Fee-free transactions on CoinJar!