Data Scientist

OLX Group Poznan , OH 44103

Posted 1 week ago

The Data Science team at OLX Group is responsible for building algorithmic solutions to facilitate transactions between buyers and sellers. We are developing personalization technologies and optimization strategies that have a direct impact on OLX's users as well as the company's bottom line.

You will be encouraged to research state-of-the-art machine learning, in the areas of user segmentation, image metadata extraction (including multi-label classification and tagging with deep learning), semi-supervised learning, recommender systems, and more. Applying these methods to core OLX product platforms deployed in the cloud that are affecting the user experience for millions of visitors per month, rolling your solutions to production, analysing model results offline and online, and measuring site impact.

What you will be doing:

  • Work in multi-functional teams with people from different backgrounds

  • Find opportunities where data science will make an impact

  • Help to translate business requirements into machine learning models

  • Build effective solutions with machine learning

  • Bring machine learning services to productions together with engineers

  • Measure the impact of your models on company goals

  • Collaborate with internal and external stakeholders

Who we're looking for someone who has:

  • Strong analytical and software development background

  • At least 2 to 3 years of professional data science experience or equivalent time in PhD studies.

  • Experience with at least one of the following machine learning frameworks: Scikit-Learn, TensorFlow, PyTorch, (or similar)

  • Hands-on experience in SQL

  • Strong engineering background: good knowledge of Python and good understanding of best engineering practices

  • Proficient in English with excellent written and oral communication skills

  • Base in Poland

Nice to have

  • Experience bringing models in production and serving models at scale

  • Experience using AWS for deploying machine learning solutions

  • Experience with building data pipelines using tools like Spark and Airflow

  • Exposure to other programming languages such as Kotlin, Java, Scala, etc

  • Exposure to production infrastructure and DevOps practices: monitoring, alerting, CI/CD, container-orchestrating platforms, and infrastructure-as-code tools (Grafana, Prometheus, Kubernetes, Terraform)

What we'll give you:

  • Competitive compensation and benefits

  • Contributing to the global OLX Group

  • A passionate and diverse team of data scientists spanning several tech hubs across the globe.

  • The opportunity to learn from each other and become better every day

  • Competitive salary and good benefits

  • Company Mobile phone, laptop of your choice: Laptop MacBook Pro, Windows or Linux, Notebook, PC, any tool you might need

What you need to know about us:

  • OLX is the world's leading classifieds platform in high-growth markets. It's available in more than 40 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 is part of the OLX Group, a global product and tech company with 19 brands, +40 countries, +5000 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.

If you'd like to learn more about the OLX Group take a look at the other parts of our website. And remember, we are an equal opportunities employer.

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Data Scientist

OLX Group