Mobile Engineer in Barcelona


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Job Description

Mobile Engineer

Job description

Based in Barcelona, Qustodio is a fast-growing internet safety startup whose mission is to provide a safe digital experience for every child. Our top product is a multi-platform parental control solution that is used and loved by hundreds of thousands of families worldwide. Qustodio has been rated Editors’ Choice by PC Magazine and is one of the leading brands worldwide for Digital Wellbeing.

We're looking for a great Mobile Engineer, passionate about building world class security apps, to join a team of experts and help us move forward our world class protection service for millions of parents, businesses and schools.


  • Build world class apps to help our customers protecting their mobile/smart devices

  • Work at all levels of the iOS and Android app stack, from eye candy UIs to low level services

  • Research and work with the latest frameworks and technologies

  • Consistently and proactively produce measurable service quality metrics & reports



  • BSc/MSc academic background or equivalent experience

  • Experience software development in Swift and Android/Kotlin/Java programming

  • Experience working with JetPack and Firebase

  • Knowledge of the iOS and Android platform and APIs

  • Experience working with the iOS and Android UI framework

  • Result oriented person with good communication skills

  • Fluency in English, the company’s official language

Bonus points (Not a must):

  • Experience with RESTful APIs integration

  • Experience with Agile methodologies

  • Experience with Kotlin and Functional Programming

  • Knowledge of Android Studio IDE, Gradle and Groovy

  • Experience with RESTful APIs integration

  • Knowledge of the iTunes Connect and Google play platform and publishing apps

What can we offer you?

Great question! Here are a few reasons...

  • Great culture - friendly and emphasizes both teamwork and fun
  • Our company is home to over 15 nationalities
  • Flexible working hours - and there are possibilities to work from home
  • Interesting challenges in a fast-growing technology company for you to grind your skills
  • Competitive salary range
  • Private Health Insurance
  • In-house training and team building events
  • A modern and fully equipped office headquarters in Barcelona city center
  • Daily fruit and beverages supply
  • 23 days of holidays per year. Half day off on your b'day
  • Flexible Benefits
  • Team Building Events

About Qustodio

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