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Senior Machine Learning Engineer

SentiOne supports brands in customer service automation using AI technology. From online listening and integrated contact centre to new-generation conversational bots.

Our team of world-class professionals, engineers, and analysts has been recognised by many awards, such as EY Entrepreneur of the Year or Deloitte Technology Fast 500 EMEA. We build natural language understanding technology in cooperation with top European universities. Using datasets from social listening, our system can achieve high accuracy in processing conversations from any field. This allows developing exceptional conversational bots (both in text and voice channels).

SentiOne solutions have been used worldwide by brands such as Procter&Gamble, McDonald's, Nike, Unilever, Beiersdorf, Tesco, Starcom, Mindshare, Mediacom or Saatchi&Saatchi and many others.


Senior Machine Learning Engineer (Gdańsk, PL)

JOB TYPE: Full time, Permanent


We are currently seeking a Software Developer (Machine Learning, Artificial intelligence) to join an academically challenging team who are challenging world leading companies with their Machine Learning Research. You will be working in a small fast-paced team of Software Developers who are creating complex Machine Learning Algorithms that will be applied in our automated environment.

As a Software developer for our machine learning team you will be working on greenfield projects, interpreting large data sets and designing experiments to push the established boundaries within Machine Learning. There will be no restrictions on your ideas as a Software Developer and you can develop your projects alongside field leading experts. Your work will have the potential to transform how our larger business works.

  • Good development skills in Python is essential (minimum 2 years experience in commercial or scientific area)
  • Demonstrable experience of major NLP and ML libraries and tools, e.g. TensorFlow, Keras, Torch, Scikit-learn, SpaCy (at least one finished NLP commercial or scientific project using those tools)
  • On track with state of the art in NLP and ML solutions (knowledge about latest frameworks, libraries and publications in NLP and ML space)
  • A proven track record of delivering high profile, user-oriented solutions in a fast-paced environment (at least one commercial project deployed on production, used by at least hundreds of users)
  • Great organizational skills with the ability to thrive in a demanding and environment with changing priorities (able to change priorities fast according to business needs)
  • Ability to drive AI projects from inception through system design to implementation and deployment (able to manage AI project by yourself or with a more junior team)
  • Courage and ability to learn, adapt and compare new NLP/ML libraries and tools (always trying cutting-edge solutions instead of old stuff)
  • English language skills in reading and writing at C1 level.

  • Experience with using chatbot platforms or creating own chatbot solution
  • Applied machine learning, particularly in relation to entity disambiguation and relation extraction
  • Experience with microservices architecture
  • Good Scala development skills (at least one year of experience is a plus)
  • Excellent system design skills with solid testing and an eye towards scalability and robustness.

  • Work at the forefront of ground-breaking technologies within Machine Learning, AI and NLP
  • Become an expert in Machine Learning systems
  • Access to true Big Data: you can play with over 24 billion internet mentions and 80TB of data
  • Above market-rate salary
  • Work alongside top academic minds
  • Interesting problems on the cutting-edge of AI & Big Data
  • Ability to create international multi-platform high visibility products you can proudly show off
  • A relaxed and cheerful environment of successful, fast-growing tech startup
  • The best chair you were ever sitting on, big desk with a top-spec PC/Mac
  • Fully equipped kitchen with coffee and snacks, relax space with Vive VR and PlayStation, foosball table and even a swing
  • Office located near Gdańsk SKM Przymorze in modern air-conditioned building.

  • GREAT TEAM! Be prepared for a work in a young and extremely ambitious team. You can always count on support from both international and local colleagues for life.
  • TOP-NOTCH EQUIPMENT. We provide everything you need - High-end MacBook Pro or powerful workstation and all other necessary tools.
  • HEALTH & SPORTS PERKS. Private medical care covered in 100%. Plus MultiSport card and people who like to work out. Climbing, sailing, snowboard, gym? You will always find a training partner!
  • FRIENDLY ENVIRONMENT. We believe in a relaxed atmosphere and flexible working hours. There are chill rooms with Xbox/PlayStation, TVs, board games, etc. And our integration events are surely the ones to remember!
  • DEVELOPMENT & LEARNING OPPORTUNITIES. We develop within a flat structure. We create the opportunity to work on the unique product, up-to-date with the latest technologies.

Believe us - this is an opportunity to become apart of a team that is fun and friendly, but also eager to learn and focused on innovation. Flat hierarchy, open communication and a lot of space for personal development!

To apply for this position, please send an application with your up-to-date CV.


SentiOne is an equal opportunity employer and do not discriminate based on race, religion, gender, age, sexuality, or physical ability. Please note only shortlisted candidates will be contacted. If you have any questions, feel free to contact us by LinkedIn, for an informal conversation.