#10052 | 2017-11-29 Warsaw, Poland

Hadoop Expert Developer Tester


  • Industry: Finance/Banking.
  • Location: Warszawa.
  • Project language: English (required), Polish.
  • Assignment type: B2B.
  • Project lenght: 8 months.
  • Renumeration: 100 - 120 PLN/h + VAT.


Hadoop Expert Developer Tester will be part of a new team building up the IT capabilities as described above and must possess a strong drive to achieve and good interpersonal relation skills for building relations and networking


Expert knowledge of the following:

  • 10+ years of experience with IT projects.
  • Extensive, documented experience on drawing up solution designs for large, complex IT solutions.
  • Big data governance and architecture.
  • Hadoop technologies (Cloudera or Hortonworks) such as Data ingestion and processing pipelines.
  • Real-time and batch: Spark, Kafka, Oozie, Sqoop, HDFS, Hive, Flume, HDFS storage formats and partitioning for unstructured data, MapR, ElasticSearch
  • UX/visualization and Big data applications: D3, Neo4j.
  • Understanding of statistical analytics such as logistic regression, linear regression
  • Graph databases: GraphX
  • Machine Learning basics: Supervised and unsupervised learning, Deep learning, Tensorflow, Spark MLlib or Scikit learn.


  • Challenging international projects in a Scandinavian business culture.
  • Transparently built relations based on trust and fair play.
  • Internal reference bonus.
  • Possibility to participate in training programs enhancing your qualifications.
  • An incentive package that includes a medical services package and a sports card.

Work location: Warsaw, Poland
Requirements: Min. 5 years of professional IT experience.
Job type: Freelance

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