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Trax is a rapidly growing
company with start-up values

We started out with the daring mission of solving long-standing problems for our CPG and retail customers. Today, we are proud to be market makers, and our journey is streaked with perseverance, team work and a whole lot of fun.

Unleash your potential by joining a powerhouse of brilliant minds from diverse backgrounds, in an environment that is learning-friendly - and often filled with food!


Full Stack Engineer

Budapest · Full-time · Experienced

About The Position

For a fast paced, large scale data acquisition project, we’re looking for a Full Stack Engineer who will make major contributions in adding data sources, maintaining existing code, and improving the underlying frameworks.


  • Understand the data acquisition pipeline for certain data sources
  • Keep the pipeline up to date and performant, adapting it to changes in the environment
  • Build pipelines for new data sources
  • Work on improvements to our data acquisition framework
  • Find and fix bugs, some of them hard to figure out


  • At least 2 years commercial programming experience in working with JavaScript
  • At least 6 months experience with Node.js
  • Familiarity with HTML markup, CSS selectors / XPath
  • Flexibility for occasional evening meeting with colleagues from the US west coast (once/twice a week)

What your day could look like:

  • Check in with your team to share status, priorities, and obstacles
  • Investigate a problem in the production system (e.g. to figure out if it was caused by a bug or by a change in a source system)
  • Write code (including tests) to fix an issue, or to support a new data source
  • Monitor how code you have written is performing in pre-production/production environments
  • Occasionally participate in meetings with CTO and product teams to discuss new capabilities and priorities

Advantages (familiarity with the following environments / technologies):

  • Puppeteer
  • Writing browser extensions
  • Kubernetes
  • Google Cloud Platform
  • Redis
  • RabbitMQ
  • BigQuery
  • Google Pub/Sub
  • Google DataFlow
  • Typescript
  • Looker
  • Python & Pandas

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