Machine Learning Engineer

We are looking for a experienced ML Engineer to join our development team in Sofia, Bulgaria.


  • Develop, implement and maintain ML models and systems
  • Analyze and validate quality and accuracy
  • Collaborate with our Business and Conversational Analysis team to integrate machine learning models into productions systems

Formal skills

  • Familiarity with machine learning and data science concepts and algorithms (e.g. unsupervised learning, supervised learning, and deep learning)
  • Experience with machine learning algorithms and modern techniques
  • Understanding of data science and ML development process as well as software architecture

Meet Your Team 👋



Technical Lead & Co-founder


Senior Full Stack Developer






QA Engineer
thumbnail_Prof Anders_bw


AI Manager

What we offer

  • Full time position with competitive salary
  • Hybrid work model: split between work from home and work in office with team
  • Modern office with fresh atmosphere and good transport links
  • 25 days annual paid leave
  • Opportunity to influence a product and grow within the company
  • Chance to work together with one of the top AI/ML experts in Europe
  • Annual team building that gathers together the offices from Sofia and Copenhagen
  • Mini-team buildings and other local company events that run throughout the year.
  • Modern office with fresh atmosphere and good transport links
  • Free beverages

Start-up in growth

We are a start-up that develops and staff live chat platforms for companies that want to get more customers from their website traffic. We manage 2000+ chats in the northern European region. Our ambition is to become the leading provider in the global market. With our ambitious growth goals, the development of our IT team takes a crucial role - here you come into play!

We + reply = Weply

We meet our customers visitors’ needs for instant replies and personal customer experience via a dedicated and trained team of chat agents, ensuring a meaningful real-time engagement. Our chat solution is proven to increase conversions and customer loyalty.

By having real people assisted by artificial intelligence to answer chats, every inquiry gets a fast response and qualified leads are identified, delivered to our clients. This leaves them with more time to focus on their expertise.

Team of Vikings

Our commercial team sits in our offices in Copenhagen, Denmark, while our product development team is based in Sofia, Bulgaria. We have a large network of chat agents spans in 130+ locations all over the world. True to the old Viking traditions, we are explorers, dreamers and occasional party-doers!

If this is what you’re thinking right now, send us your application now! If you have any questions about the position, feel free to contact Georgi at or at 0883 683 960. 

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