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SOFTWARE ENGINEER (recommendation team)

walletFixed base monthly salary from 1500 EUR
walletMonthly fixed salary from 1500 EUR to 3500 EUR
location-pin Bratislava (Slovakia)

We are Exponea, an internationally renowned e-commerce cloud –  a customer‑centric platform, combining advanced data analytics and omni‑channel campaign execution. We help our clients maximize profits and optimize marketing spend by targeting the right customers with the right content at the right time.

We are currently expanding our Recommendations Team and are looking for a new colleague as Software Engineer. Could you be one of them?

About your role and the team:

The goal of the Recommendations team is to improve customer experience on the web through personalization and predictive analytics. It empowers our clients to better connect with their customers, and on the other hand, customers shopping online are able to find relevant products out of thousands of products available. As a Software Engineer, you will have the opportunity to work with large amounts of data providing reliable, low latency and large scale production systems such as:


  • A product recommendation platform for a variety of e-commerce companies
  • Predictive analytics to analyze, learn and score customer behaviour in a real-time


Tasks and responsibilities:

  • Design, build and improve customer-facing recommendation solutions with high-throughput on top of Google Cloud Platform and Kubernetes
  • Scale out our infrastructure for future needs
  • Build, design and maintain robust data pipelines and data storages for machine learning models that recommendation and predictive models can source data from
  • Build reliable infrastructure for enabling quick and efficient development of recommendations models
  • Build reliable quality monitoring metrics tracking and alerting for hundreds of ML models

What you might like about this role:

Current Recommendation Team Projects and challenges:

  • Rewrite components of our pipeline to be more robust and scalable
  •  Introduce Quality of Service guarantees (SLOs – Service Layer Objectives)
  •  Increase throughput of data imports and exports
  • Decrease response time of recommendations engines and relevant APIs


Our tech stack:

  • Python, Go,
  • Kubernetes, Prometheus,
  • SQL, MongoDB, Redis, Elasticsearch
  • Google Cloud Platform
  • Apache Kafka,
  • Gitlab CI/CD

What we expect of the candidate:

We’re looking for someone who:

Must have:

  • Ability to write clean, concise and modular code
  • Solid experience in building HTTP and GRPC APIs
  • Experience delivering high-throughput distributed infrastructure
  • Experience with storage and database technologies incl. relational and NoSQL databases
  • Understanding of core Computer Science concepts such as data structures and algorithms
  • Ability to collaborate in a cross-functional team using strong written and verbal communication

Nice to have:

  • Experience with Python or Go or similar language
  • Experience with running data-intensive applications (batch or realtime processing)
  • Ability to compare pros and cons of storage or database solutions, and pick the best fit for particular problem

More things you might like about Exponea:

  • Talent development thanks to our Leader & People Development Programs:
    • Communication and soft skill development provided by our resident coach and ex-McKinsey communication strategist Ivo Večeřa.
    • People Development Program to help everyone grow.
    • Leader Development Program to support managers in empowering their team members.
  • A great deal of freedom and trust. At Exponea we don’t clock in and out, and we have neither corporate rules nor long approval processes. We are interested in results from day one. The freedom goes hand in hand with responsibility.
  • Flexible working hours. Remote work and home office are popular.
  • Reward based on your commitment and capabilities.
  • Lunch budget.
  • Referral bonus for helping us find more A-players like yourself.
  • Friendly atmosphere and motivated colleagues who like what they do.
We recognize gold recipients of The Duke of Edinburgh’s International Award (DofE).

About us:

Exponea is an award-winning customer data management platform that not only boosts e-commerce growth with AI-powered engagement automation but also helps improve companies’ culture with better cross-department collaboration and customer centricity. More info about Exponea.

Get a glimpse of life at Exponea and meet your future colleagues (Facebook Page Exponea Society or Instagram).

    Like this role? Apply here.

    Drop your CV here or click to upload (docx, pdf, max. 5MB.)

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    SW Engineering

    If you have any questions, please contact us at career@exponea.com

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