(Jr.) Data Engineer

  • OLX GROUP
  • Berlin, Germany
  • 12/02/2019
Full time Data Science Data Engineering Data Analytics Big Data Data Management Statistics Software Engineering

Job Description

OLX, the world’s largest online classifieds company, is looking for a Junior Data Engineer to join
the Operations Excellence team in Lisbon or in Berlin. 
As a Junior Data Engineer you will focus on working with an integration framework already in
place for Europe's’ business and adapt and optimize it to other Regions, starting from building
the architecture which will serve these realities and ending in building the data structures which
will feed operational needs as well as analysis needs, all of this supported by a team of Data
Engineers. You will also be empowered to make recommendations to the Operations
Excellence Data Lead which will result in a direct impact in the current integration framework.

 What you will be doing:

  • Build efficient and reliable ETL pipelines to bring the data into our core data lake
  • Assemble large, complex data sets that meet functional / non-functional business
    requirements
  • Implement internal process improvements: automating manual processes, optimising
    data delivery, etc
  • Build processes for extraction, transformation, and loading of data from a wide variety of
    data sources using Python, SQL and AWS ‘big data’ technologies
  • Work with data and analytics experts to strive for greater functionality in our data
    systems
  • Research opportunities for data acquisition and new uses for existing data
  • Build Data Quality processes
  • Respond to alerts and internal customer requests for data and analytics support

 Who we’re looking for:

  • 2+ years of experience in a Data Engineer role, who has attained a Graduate degree in
    Computer Science, Statistics, Informatics, Information Systems or another quantitative
    field. Also have experience using the following software/tools:
    ○ Experience with big data tools: Hadoop, Spark, Kafka, etc
    ○ Experience with relational SQL and NoSQL databases, including Postgres and
    Cassandra
    ○ Experience with AWS cloud services: Redshift, S3, Athena, Spectrum
    ○ Experience with object-oriented/object function scripting languages: Python,
    Java, C++, Scala, etc
  • SQL knowledge and experience working with relational databases, query authoring
    (SQL) as well as working familiarity with a variety of databases
  • Experience in working with ‘big data’ data pipelines and data sets
  • Experience performing root cause analysis on internal data and processes to identify
    opportunities for improvement
  • Build processes supporting data transformation, data structures, metadata, dependency
    and workload management
  • Experience in manipulating, processing and extracting value from large disconnected
    datasets
  • Willingness to travel

 What we offer: 

  • Competitive salary and good benefits, fun working environment with inspiring, passionate, smart colleagues
  • An opportunity to work at a global level and solve for talent challenges across geographies
  • A positive, get-things-done working environment
  • A dynamic, constantly evolving work environment (change is par for the course – important you are comfortable with this)
  • Company mobile phone, laptop and other tools you might need

 About us:

  • OLX is the world’s leading classifieds platform in high-growth markets. It’s available in more than 35 countries and in over 50 languages. The platform makes it so easy to connect people to buy, sell or exchange used goods and services.
  • OLX Group is a global product and tech company with 17 brands, +40 countries, +6000 people and one mindset.
  • Our mission is to make it super easy for people to buy and sell almost anything, boosting local economies.
  • We are proud to be different, and we work differently too. We combine the spirit and agility of a start-up with the maturity that comes from being part of a 100 year-old company.
  • We are curious, ambitious and allergic to corporate interference. We improvise, experiment and push each other further, embracing uncertainty and driving change.
  • To find out more https://www.olxgroup.com/story