Data Scientist

Piano Software, s. r. o.

Place of work
Štefánikova 14, Bratislava
Contract type
full-time, trade licence
Start date
Wage (gross)
2 000 EUR/month€2000+ based on skills and experience

Information about the position

Job description, responsibilities and duties

If you have a passion for finding insights out of large data sets and using machine learning to make those insights actionable, this is the job for you. We are looking for a data scientist to work with our data science team to create and maintain intelligent machine learning models designed to help our clients to grow their businesses. Piano has billions of behavioral data records from several hundreds of media sites, hundreds of thousands of subscription and payment records, and a growing set of other data at our disposal.

Our customers are some of the largest international media brands and are seeking ways to better engaging their audiences in order to grow their digital businesses.

As part of our Analytics team you will work on cutting-edge analytics models, reports and analyses of user behavior that help our customers to achieve their goals.
You will be working with Big Data databases and statistical packages in R or Python, along with cooperating with your team colleagues on the methodical perspective of the analyses.


  • Design and deliver prediction models based on a variety of machine learning approaches, applied in different areas (propensity to buy models, churn modeling, customer segmentation, etc.)
  • Build models from the ground up, including data exploration, feature generation, model construction, model optimization, and deployment into production
  • Work on research projects from the area of digital media (e.g. customer lifetime value, etc.)
  • Analyze the performance of implemented prediction models, provide insightful analysis for clients
  • Collaborate with other Piano data scientists to build efficient data products
  • Identify opportunities and assess improvements to Piano products

Employee perks, benefits

  • International team based in Bratislava, London, Philadelphia, Izhevsk, Kazan, Amsterdam and New York
  • Laptop
  • Multisport card
  • Subsidised language courses
  • Paid Sick days
  • Working from home and flexible time
  • Grill parties on company terrace

Requirements for the employee

Candidates with education suit the position

University education (Bachelor's degree)
University education (Master's degree)
Postgraduate (Doctorate)

Educational Specialization

Degree in information technology, mathematics, statistics, econometrics, social sciences, or equivalent

Language skills

English - Upper intermediate (B2)

Driving licence


Personality requirements and skills

  • Strong analytical and problem solving skills
  • Degree in mathematics, statistics, information science, or equivalent
  • Experience with R (or its alternatives)/Python
  • Experience in writing SQL
  • Experience with data mining techniques
  • Fluent in English
  • Solid communication skills (both written and verbal)
  • Preference for a fast-paced, entrepreneurial environment


Brief description of the company

Piano is a fast-growing enterprise SaaS company with operations in Amsterdam, London, New York City, Philadelphia and elsewhere globally. We provide enterprise software to the world’s leading media companies, including Axel Springer, Funke, The Telegraph, NBC Universal, Wall St Journal, the Economist, Condé Nast, Techcrunch, Bloomberg, and Hearst. Our solutions enables these companies to create customized digital experiences for users, manage first party data to impact customer journeys, implement dynamic paywalls to drive subscriptions, and analyze user behavior in order to drive engagement, loyalty and revenue.

Number of employees

200-249 employees

Company address

Piano Software s.r.o.
Štefánikova 14
81105 Bratislava


Kontaktná osoba: Miriama Angelovičová
E-mail: poslať životopis
ID: 3309421  Dátum zverejnenia: 3.5.2021  Základná zložka mzdy (brutto): 2 000 EUR/month