We are looking for an Junior and Middle backend engineers to help build out our high load ad serving system, capable of handling 500.000 requests/second. LoopMe implemented its backend applications in Java.

Our backend platform team is a highly talented collaborative group of developers with number of interesting technical challenges that will excite the best of superstars. Your responsibilities will depend on your years of experience and accomplishments.

The LoopMe development process is highly agile, deploying multiple production software updates each week.

The ideal candidates for the position as Java System Engineer can adapt fast to changing environments and proactively identify future product performance issues and change code to ensure continuous high system performance.

Key Responsibilities:

  • Develop features and performance optimization for our Java ad serving application
  • Implement complex targeting algorithms developed by our data science team into the core ad serving flow

Key Skills & Experience:

  • 2+ years experience in working in development teams doing daily commits into a single code


  • 2+ year working experience with Javа

Bonus Qualifications:

  • Experience with Postgress, Redis or MySQL
  • Experience with Hadoop, Vertica or Aerospike databases
  • Knowledge of database optimisation
  • Experience with high load system architecture and infrastructures as a plus


  • B.S., M.S. or Ph.D. in Computer Science or equivalent

About You:

  • Team player
  • You like technical challenges
  • Self-starter
  • Want to be part of a high growth startup company with global ambitions
  • Proactive attitude towards improving processes and finding new solutions to challenging

    business problems

  • High attention to detail, ability to remain focused under pressure


  • Competitive compensation package
  • A transparent work environment
  • Working in a team that inspires, and works with you to achieve industry changing goals

About LoopMe:

LoopMe is the world’s largest mobile video DSP, reaching over one billion consumers worldwide via integration with programmatic ad exchanges and direct publishers.

LoopMe is the unifying platform for all mobile video ad formats, covering pre-roll, HTML5 and VAST, including native and full-screen formats which deliver stronger consumer engagement across all mobile devices.

Our optimization is driven by Artificial Intelligence, employing algorithms that optimize ad placements in real-time and deliver provably better results. This AI is complemented by its Data Management Platform, which underpins targeting and retargeting through customizable audience segmentation.

The company was founded by experienced mobile advertising executives Stephen Upstone (CEO) and Marco Van de Bergh (CTO), with the mission to improve mobile advertising for advertisers, publishers and end-users alike, by providing more engaging ad formats that improve the end-user experience as well as deliver better performance and results.

LoopMe has global headquarters in London, with a development office in Dnepropetrovsk, Ukraine and offices in Beijing, Mumbai, New York, San Francisco and Kiev.


In case you are interested in the job and working with us to build cool new products, please submit the following info with the job application:

  • Resume

As part of the interview process you may be give a small technical challenge to complete to demonstrate your skills.

Apply now at:  [email protected]