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Full Stack PHP Software Engineer in Barcelona


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Job Description

Qustodio is an internet safety startup based in the center of Barcelona.

And we’re growing fast.

Our product? We focus on keeping kids safe. What could be more interesting, challenging and fun?

Currently, we’re looking for a Full Stack Software Engineer with strong knowledge of horizontally scalable applications running PHP and Python. The application you will be working on is a complex one with millions of visitors per month.

What You’ll Do

You will have the opportunity to get involved in a new project, where will have to renew the web technology, update the technologies with React and work with horizontally scalable applications.

What you bring to the table

  • Solid experience with PHP programming experience with server side web application development. 

  • Solid experience with PHP5, HTML, CSS, JavaScript, AJAX, JSON, jQuery. 

  • Strong SQL experience developing and optimizing queries and storage 

  • Practical understanding of design and implementation of OOP applications. 

  • Experience with teamwork tools (code revision system, bug trackers, etc...). 


  • Experience in Python. 

  • Experience in Linux Operating Systems. 

  • Experience in Agile teams. 

  • Experience in developing across multiple browsers and platforms to ensure conformance to requirements. 

  • Experience in quality assurance techniques (Unit / integration testing, Continuous integration, etc.) is a plus 

Soft skills that we like to hire

  • Ability to work and communicate in a dynamic team environment.
  • Innovative thinking and problem-solving skills.

  • Pro-active and collaborative mindset.

  • Fluent level in English.
  • Organized and effective personal time management.

Why work at Qustodio?

Great question! Here’s a few reasons...

  • We’re in the very center of Barcelona, on the beautiful and emblematic Passeig de Gràcia
  • 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 on networking, security and scalability for you to grind your skills
  • Competitive salary range

  • In-house training and team building events
  • Fully equipped kitchen with free coffee
  • Free beers on Fridays

  • 23 days of holiday
 per year

Apply now at


About Qustodio

  • Saa S

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