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18 Mar 2019

Full-timeData Scientist

realxdata GmbH – Posted by realxdata GmbH Barcelona, Catalunya, Spain

Job Description

Data Scientist - Technology Center of Excellence 

We are setting up a Technology Center of Excellence in Barcelona to provide research, guidance, training, and deliver products and services in an agile fast-paced environment. Our main focus is on the following areas: Big Data, Artificial Intelligence (Machine Learning, Deep Learning) and Distributed Ledger technologies.

Do you have experience building machine learning models? Are you able to invent and fast iterate on novel solutions to solve data related problems? Do you want to join a challenging project and have the opportunity to design outstanding solutions using new technologies? Then we have the perfect role for you!



  • Build and maintain data driven optimization models, experiments, and forecasting and predictive algorithms.
  • Improve upon existing methodologies by developing new data sources, testing model enhancements, and fine-tuning model parameters.
  • Provide requirements to develop analytic capabilities, platforms, and pipelines.
  • Develop, implement and maintain machine learning algorithms that drive our data pipeline operation.
  • Leverage advanced statistical modelling to guarantee proper data QA process.
  • Invent and fast iterate on novel solutions to challenging data related problems.


  • A challenging project. The opportunity to design solutions and work with technologies that stand out and being part of something big.
  • What can I do to make your work easier? We'll regularly ask you this question to encourage the feedback, ensure that you come happy to work, and increase the efficiency.
  • Coaching and mentoring. We’ll commit to helping you learn and grow.
  • A dynamic start-up environment with flat hierarchies, short decision-making processes in which everyone makes a difference and significantly contributes to our product and growth.
  • A very nice office in the city center of Barcelona, with great views and a huge terrace.


  • BS/MS degree in Computer Science, Mathematics, Engineering or a related subject.
  • 1+ years of data analytics experience including applied techniques in data mining, machine learning, or scientific computing.
  • Demonstrated ability to provide insights from data sets.
  • Strong programming skills (ideally in Python or R).
  • Understanding of statistics and optimization techniques.
  • Thorough knowledge of supervised and unsupervised learning algorithms.
  • Experience with relational databases (E.g. PostgreSQL, MySQL, Oracle) and NoSQL databases (E.g. MongoDB, CouchDB, Neo4j).
  • A great sense of humor, teamwork skills, and the ability to collaborate with co-workers.
  • Fluency in English.

How to Apply

Our steps for applications are as follows:
  • as soon as your application is submitted, we will review your CV and get back to you within the next 7 days
  • the first step is gonna be a phone interview with our HR department
  • we will challenge you with a task
  • the second interview will be with our Senior Data Scientist
  • the last round is gonna be an interview with our CTO
Our processes are not super formal but nevertheless of course we do have some questions for you :)We are looking forward to your application and wish you all good luck :)Please submit your application over the following link:

Job Categories: Other Jobs. Job Types: Full-time. Job Tags: barcelona, big data, data, Data Scientist, and full time. Salaries: 20,000 - 40,000.

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