Senior Data Scientist


Kraków, Poland

algorithms spark statistics logistic-regression machine-learning

Number of employees: 25 - 99


Added 4/12/2016 1:22:01 PM

Position info

Seniority: Senior

Monthly gross salary range: 10000 - 20000 PLN

Team description:

Codewise is a young and exciting company based in the center of Kraków, Poland. We pride ourselves on attracting only the best and brightest talent, and have built the team around this simple strategy. We are a geeky tech marketing hub building technology for the Internet marketing sector; focusing on traffic delivery, tracking and analytics. Currently we hire 50 full time software developers, majority 5+ years experienced. Data analytics team is a new team that will perform web scale optimisation for performance marketing and media buying.

Position description:

As a Data Scientist you will help us build and improve our low-latency real-time bidding algorithms by informing them with ever improving online learning models of market performance and user behaviour. Your role will include:

  • Mining terabytes of bidding and performance data in computational advertising space
  • Providing statistical expertise and solutions to data problems
  • Creating models to predict future behaviour of users and clusters of users
  • Working with a team of seasoned backend software developers to turn those findings into self-learning systems


Must have:

  • Master’s Degree or PhD in Mathematics, Statistics or Computer Science
  • Strong analytical skills, ability to set and focus on goals
  • 3+ years of experience in the field of statistics, machine learning, operations research or similar
  • Deep understanding of statistical prediction, inference, machine learning algorithms and data mining concepts, including mathematical concepts behind these methods
  • Fluency in using statistical software package (preferably R)

Nice to have:

  • Practical expertise in both mining huge data sets and online learning
  • Understanding of deep-structured learning
  • Basic programming skills in languages like R, Python, C/C++, Java
  • Practical expertise in creating models for computational advertising space
  • Understanding of mobile and web technologies (HTTP, web browsers, HTML, JavaScript, Android, iOS, etc.)

Languages: English, Polish


  • Private health care
  • Free lunch
  • Education budget
  • Free car parking
  • Conference budget
  • Free bicycle parking
  • Gym subscription
  • Integration events
  • Health Massage, Autonomy
Apply Now!