Senior back-end developer (Ruby On Rails)

ListMinut is a web start-up founded in 2013 by 4 young entrepreneurs, which raised more than 1M euros. Today, the team is composed of 10 young motivated people based in Brussels & Antwerp.

ListMinut has launched a new way to provide services and make daily tasks carried out in an easy, fast and interactive manner through a web application with more than 130.000 users. ListMinut is a marketplace where we allow our users to find trustworthy people in their neighborhood, ready to give them a hand for small tasks (gardening, assembling IKEA furniture, babysitting,…)

You will join the dev team with 3 developers : a full-stack developer, a designer/front-end developer & a React developer for the mobile app. You will have the opportunity to take a lot of responsibilities. If you want to fight side by side with a team of passionate product builders, we want to talk to you.


  • Improve ListMinut’s back-end features and stability
  • Help to maintain and improve code quality and organisation
  • Monitor performances and bugs in order to guarantee a unique experience to our users
  • Participating to the development of internal tools
  • Playing with data coming from different sources (including banking APIs and SaaS APIs)

Required skills

  • You have at least 3 years of experience with back-end development
  • You have experience with Ruby On Rails
  • Obsess about the quality and beauty of your work
  • Understand the importance of building structured code that is fast, reliable and robust
  • You want to build an innovative product to be used by thousands of users
  • Experience in using third-party APIs (Stripe, Intercom, Twilio, …)
  • Familiar with the state of the art of development: automated tests, code reviews, etc.

Desired skills

  • You have experience with Heroku and/or Amazon Web Services
  • You had exposure to architectural patterns of a large, high-scale web application

Technical environment

  • Web Back-end: Ruby on Rails
  • Web front-end: HTML 5 (HAML & SLIM), CSS 3, etc.
  • Mobile App Back-end: Ruby on Rails API
  • Mobile App Front-end: React Native
  • Database: Postgres, Memcache
  • Infrastructure: Heroku, AWS, Cloudfront

What we offer

  • Become a key employee of a fast-growing, exciting startup
  • Have a real impact on the company’s growth and evolution
  • Work in a fun and pleasant environment (aquarium, x-box, kicker, fridge full of beers, etc.)
  • A new fish in the aquarium just for you ;)
  • Open and transparent company culture
  • Possibility to work from our office in Brussels and/or Antwerp
  • Competitive salary package

Apply now

So… are you looking for an Hellyeah Startup ? You always wanted to join a team of hard working young people in Brussels ? You also want to know everything about the culture and the world of fast-growing startups ?

Localisation: BeCentral — Cantersteen, 10, 1000 Brussels (possibility to telework some days).

Send us your resume by e-mail in French or English (with the word ‘Ninja’
included) @ sebastien (at)

Discover our team in more details!