AWS Developer in Barcelona


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Job Description

Hi, we're UserZoom - nice to meet you! If you’ve never heard of us before, we help companies get the user experience (UX) insights they need to deliver great digital experiences at scale through our all-in-one software platform (both web and mobile) and professional services teams.

We believe that every company will soon be a digital experience company, and we want to help make those digital experiences better. We do this by providing UX insights to some of the biggest brands in the world so they, in turn, can improve the experience they give their customers.

Check out more info here:

As part of the Engineering Team, you will have a great opportunity to contribute to building on our SaaS platform. Working alongside our global team (our UZ family can be found in the US, UK, Spain, and Poland) you will be responsible for creating something truly amazing. As UserZoom grows, so does our focus on your career and personal development. And more importantly, the team here at UserZoom is like a family - we're both supportive and welcoming of new team members, with plenty of social events (if you like to get involved).

We are developing a serverless microservices architecture utilising Lambdas, API Gateway, S3, Mediconvert, and many more AWS services.

We require a good team player with strong knowledge in AWS and NodeJS to fulfil a hybrid DevOps / Backend engineer position. If you are eager to learn new skills, used to work in a dynamic fast-paced environment and not afraid of facing challenges, we want you!

We would like that you proactively participate in technical discussions and help us to create a reliable, well monitored system at scale using serverless, working in an Agile environment (most of the time) and last but not least, good sense of humor!


Things we require for this position:

  • + 4 years’ experience in NodeJS
  • Deep understanding of Amazon Web Services (AWS)
  • Knowledge in Terraform / Serverless Framework
  • Experience working with Git (GitFlow)
  • Previous experience with Github actions API
  • Fluent English speaker

A few things that would be valuable for this position:

  • Video processing knowledge (FFmpeg, Elastic Transcoder, Mediaconvert)
  • Strong testing background
  • Experience with Jest
  • API testing with tools
  • Knowledge of Microservices
  • Agile Practices
  • Cloud monitoring experience


  • Career plan
  • StockOptions
  • Health insurance (AXA)
  • Excellent benefits package
  • Opportunity to grow professionally in a challenging environment
  • International working environment

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