Data Scientist - Machine Learning Specialist

We're looking for a skilled, curious and passionate Data Scientist - Machine Learning Specialist who wants to make a difference.

Buenos Aires, Argentina

Data Science and Analytics

Online since Aug 11, 2017

We are looking for a Data Scientist - Machine Learning Specialist in our great office in Buenos Aires, Argentina OLX

At OLX Group we have a clear ambition – to empower millions of people across the globe by helping them connect and share their goods and services. This inspiring purpose has helped us build one of the world’s leading Internet companies. This combination of business and purpose attracts a certain type of person. If you’ve got an entrepreneurial drive and think you can use that drive to contribute to our purpose, then we’d love to empower you to be successful. Want to know more?


Why OLX Group?

The OLX Group is a network of leading classifieds platforms in 45 markets, including brands like OLX, Avito, letgo, dubizzle, among others.

The OLX Group connects local people to buy, sell or exchange used goods and services by making it fast and easy for anyone to post a listing through their mobile phone or on the web. Hundreds of millions of people in local markets around the world generate more than 1.9 billion monthly visits, 37 billion monthly page views and 54 million listings every month on the OLX Group's online marketplaces.

Our 3000+ committed employees are making a difference from our 25 offices across the globe. 


What responsibilities will you get when working with us?

  • Use techniques from statistics, machine learning, and other data sciences to estimate predictive models from numeric, categorical, textual, geographic, and other data features;
  • Explore billions of records, to research and develop predictive models and optimization algorithms in a business where a 10% algorithm improvement can mean 10% incremental net revenues instantly;
  • Be responsible for identifying key prediction/classification problems, and devise innovative solution;
  • Creating data models, building recommendation engines, developing POCs in languages like Java;
  • Be required to stay up-to-date on published algorithms and state of the art competing technologies.

What will you need to be successful in this role?

  • Experience in projects like Recommendation Engine, Churn Model, Cross-Sell / Up-Sell Feature Analysis Segmentation;
  • Experience with text mining, supervised & un-supervised learning;
  • Hands-on experience with Machine Learning techniques, such as logistic regression, naïve bayes, SVM, decision trees, neural networks, and random forests;
  • Advance experience with big data batch and streaming processing (Flink, Spark, Hadoop, etc.);
  • Experience with Solr.
  • Experience with database technologies like MongoDB, Cassandra, MySQL, etc.
  • Experience with programming languages like Java, Python, etc;
  • Good to have experience in Neural Networks and Natural Language Processing;
  • Understanding of the Classifieds/E-commerce industry is a plus;
  • Cooperative, collaborative, open and flexible mindset with critical thinking


Inspired and interested in the job? Apply!
Are you ready to live your dream and apply for this role? It only takes a few minutes to apply using our simple application template. Once you’ve it out submit it online and our talent scouts promise to give it serious consideration. We will try to get back to you within the next two weeks but we have to admit, sometimes it takes a bit longer than that. If it does please don’t worry we will respond to your application no matter what.

Empower yourself.
Improve the world.

Join OLX Group.

Follow us on Linkedin. Check our OLX Group Engineering Blog and Twitter Tech.

If you have any further questions with regards this career opportunity, please feel free to contact us through the contact form