Backend Engineer

Gravity R&D is going to be a Taboola Company

Gravity R&D (or shortly Gravity) is being acquired by Taboola, the leading content discovery platform of the open web. Our office in Budapest, Hungary is to become Taboola’s R&D hub in Central Europe.

Gravity R&D

Gravity R&D is a personalization engine vendor offering a product portfolio called Yusp with a core team focusing on data science since 2009. 

Yusp has all primary product modules and marketing modules as a digital personalization engine defined by Gartner (Market Guide for Digital Personalization Engines) as well as several other product modules, which enable to personalize numerous different business models.

The vision of the company is to enable enterprises with large clientele to engage with their consumers by using an exceptional machine learning algorithmic portfolio, which incorporates predictive, adaptive learning analytics to anticipate future behavior or estimate unknown outcomes on a low-cost, low-risk basis. Supported by its worldwide strategic partnerships, Gravity R&D is a prominent player of the next generation personalization engine landscape. 


Founded in 2007, Taboola is the largest discovery and content recommendation platform in the world. Our clients include hundreds of thousands of publishers (web sites) and advertisers. Every day 3B internet pages present our clients’ content. We get 500K requests for recommendation and process a total of 1.5M HTTP requests per second. Every month, 1.5B unique users in the world are exposed to our recommendations.

In addition, we work with some of the leading carriers and OEMs and provide them with a built-in feed that is an integral part of their users’ experience.


  • Design, develop and test high quality softwares using agile methodology
  • Participate and act as a team member in multinational development teams


  • University / College degree specialized in IT or engineering
  • Fluent English skills
  • 3-5 years of coding experience in Java / Spring Boot

Nice to have

  • Open source contribution
  • Micro frontends knowledge
  • Monorepo experience

Why join us?

  • Inspiring startup atmosphere
  • We’re flexible about where you work from: our office, your home, or another location of your choice 
  • Take part in the research, creation, and development of a state-of-the-art technology
  • Competitive salary
  • Comfortable working conditions – we don’t have a dress code, but we have snacks and beverages, football, and table tennis waiting for you at the office 
  • A wide range of opportunities to grow professionally and build new skills
  • Team activities and events 
  • Beautiful office with a huge garden, in the heart of Budapest 
  • Flexible working hours and holiday policy 

If you are interested in this opportunity, feel free to contact us:


  • Inspiring startup atmosphere
  • Participation in creating a unique state-of-the-art technology
  • Comfortable working conditions (no dress code, free snacks and beverages, foosball, table tennis etc.)
  • Flexible working hours
  • Experienced, creative colleagues

Apply now

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