(Senior) Data Scientist

Position Summary:

We are building Big Data team from the ground up with the goal to use our petabytes of data to build new internet applications in e-commerce domains such as online advertisement, federated search, payments, comparison shopping, etc. Plus deliver differentiated experiences in-app and across our billions of consumer touches in owned channels. 

To maintain our strong brand presence and market leadership as we shift from being a security company an internet company, we seek technologists with business acumen, world-class hard-skills, and a passion for building exceptional products at scale.

We believe that empowered, self-motivated teams can accomplish huge things. We work in modern agile work-flows that integrate engineers, data scientists and product owners to deliver specific applications and feature-sets.

We are seeking engineers who will be responsible for developing the algorithms, strategies and engines that power our data-driven consumer applications. The successful data scientist candidate will be at home in hypothesis-driven exploration processes and methods. From white-boarding to deep database exploration, including structured and nosql sources, presenting the synthesized findings, developing the prototypical algorithms, rigorous testing and pushing to production.


  • Developing algorithms and customer or item strategies as well as performing statistical analyses with existing data sets
  • From time to time performing ad hoc ‘deep dives’ on specific business or user-behavior topics.
  • Data discovery around new sources or uses of existing ones.
  • Designing and implementing statistical data quality procedures around new data sources, whether structured or nosql.
  • Designing and building large and complex data sets for algorithm and predictive model development.
  • Code using Java, JVM scripting languages, PHP among others.
  • Thinking strategically about algorithmic uses of data and impact on business processes – and how usage interacts with data design.
  • Visualizing and reporting findings creatively. You have demonstrated your ability to translate insights into business recommendations
  • Work in a team-oriented environment.

A secondary objective of these roles is to develop a deep Big Data bench as well as leadership talent.

Keys to hiring:

  • You should have a minimum of a BS or an MS in Computer Science or equivalent work experience.
  • You get extra credit for having contributed to an open source project or completed a PhD.
  • You have 2 or more years experience in one or more of the following areas: Fraud prevention engineering, machine learning, large-scale data mining for analytics. 
  • You should love big data and cluster computing, especially in the context of solving large-scale, real-world problems that make Avira more amazing.
  • You’ve achieved previous success in a performance-critical environment, and can accelerate that success within Avira’s data infrastructure and applications team. 
  • Must be able to demonstrate an interest in machine-learning applications and be willing to be very hands on to develop new applications and algorithms in continuous release mode.
  • A team player with strong communication (both written and oral) and interpersonal skills is imperative. Must also have a proven ability to develop vibrant working relationships at multiple levels
  • Some travel (10-25%) is required. 
  • Security, Internet or e-commerce industry experience is a plus.

Our stack contains both nosql and relational databases and tools, we believe in right tool, right job; language for us is not a religious topic:

  • Run-time nosql standards like Hadoop, MR, Hive, HBase, Couch.
  • Languages like Perl, Bash, C#, Ruby, Java, JavaScript, XML, JSON, etc.
  • Enterprise BI-skills (e.g. MySQL, Teradata, R, SAS, Microstrategy, Tableau) would be great to have in your back pocket.

Avira is a global employer, and this role provides career opportunities over time (minimum 12-18 months of strong performance in role) on either the online business, data-science or engineering paths. 

If you are enthusiastic about broadening your technical expertise and have a desire to work in an environment that promotes creativity, research, innovation and fun, we would love to hear from you! 

Send us your resume at career@avira.ro 

This position is based in Bucharest, Romania.

Avira Soft SRL
Human Resources
26 Armand Calinescu Street, 4th floor
Bucharest 2, 021012
Telephone: +40 21 322 49 74
Email: career@avira.ro

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