Popis práce

The main responsibilities:

  • Applied data science research to fight spam, scam, and fraud attacks in SMS, MMS, e-mail, and other mobile telecommunication protocols
  • Helping mobile network operators worldwide in localization, identification, monetization, and prevention of spam and fraud attacks
  • Big Data analysis of Voice/SMS/MMS traffic
  • Data cleaning and pre-processing (data wrangling), exploratory analysis, statistical analysis
  • Machine learning, data mining, text mining in different languages
  • Data visualization and presentation
  • Uncovering activities of organized groups of spammers and fraudsters
  • Researching new fraud techniques and designing algorithms for their detection and prevention
  • Monitoring and preventing virus and malware distribution vectors in SMS/MMS


  • experience on Data analyst role (also suitable for fresh graduates)
  • knowledge of statistical analysis and scripting languages (for example bash, python, perl, lua or similar)
  • experience with machine learning, data mining, data analysis
  • ability to work on Linux/Unix platform
  • advanced English
  • Critical thinking and strong problem-solving skills


  • life and pension insurance allowance
  • lunch and sport vouchers
  • company breakfasts (monthly)
  • fresh fruits (weekly)
  • flexible working hours
  • working from home
  • 5(+1) weeks of vacations
  • fully paid sickness/illness days
  • 3 sick days per year
  • language courses
  • gym and massages

If you are interested, don´t hesitate to contact us.

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  • Mzda:N/A
  • Lokalita:Brno
  • Typ:Plný úvazek
  • Kategorie:IT & technologie