Senior Machine Learning Engineer

20 000 - 28 000 PLNNet per month - B2B
18 000 - 25 000 PLNGross per month - Permanent

Senior Machine Learning Engineer

AI/ML

Tęczowa 7, Wrocław +1 Location

Tooploox

20 000 - 28 000 PLN
Net per month - B2B
18 000 - 25 000 PLN
Gross per month - Permanent
Full-time
Permanent, B2B
Senior
Remote

Tech stack

    Polish

    C1

    English

    C1

    Machine Learning

    advanced

    Deep Learning

    advanced

    LLM

    regular

    Python

    regular

Job description

Hi there!

We are Tooploox, an AI software development company offering custom AI solutions and services.

We help innovative companies and startups design and build digital products with generative AI, mobile, and web technologies.

Our team, consisting of nearly 200 experts including our R&D team of over 40 engineers, many with PhDs, has pioneered AI solutions across industries like healthcare, fashion, and e-commerce. We’ve published over 15 research papers in top conferences like NeurIPS and ICML.

Feel invited!


What you will do:

  • Lead the small team of junior/mid level ML Engineers.
  • Design, develop and implement both cutting-edge and well-established machine learning methods for content analysis, data retrieval, content classification, and others with a focus on recommendations and personalization.
  • Collaborate closely with cross-functional teams to integrate machine learning solutions into products and platforms.
  • Assure the quality of the data for model development.
  • Interact directly with a client - a multinational e-commerce company (eBay) to report progress and plan new tasks.

Experience and skills you need to join us:

  • MS or PhD in Computer Science, Machine Learning, Computer Engineering, Applied Mathematics or related fields.
  • Able to work as an individual contributor and an Agile Team Lead / mentor for less experienced colleagues.
  • 7+ years of industry experience in building and deploying AI/ML models.
  • Industry experience in building and deploying predictive models in production at scale.
  • Industry experience w/ Deep Learning models and methods (NNs, RNNs, Transformers, embeddings, etc.).
  • Strong programming skills (Python, Scala is nice to have).
  • Mathematical background in statistics/machine learning/AI.
  • Good communication, problem-solving and presentation skills, team-player.
  • Able to accommodate US PST timezone as necessary (Minimum two meetings at 6 or 7 PM a week).
  • Fluency in Polish and English (you will attend meetings with English speaking clients).

It would be great if you also have:

  • Experience with Big Data platforms (Hadoop/Spark/Hive).
  • Expertise with LLMs.


How we work:

At Tooploox, you have the flexibility to choose your working hours and location. While we value remote work, we also believe in building relationships and invite you to join us in our Warsaw and Wrocław offices. Enjoy a relaxed atmosphere and try some “home-made” pizza from our office pizza oven. We love having pets in the office, so feel free to bring yours along.

Join us and shape the future of AI while working the way you like!


Perks and Benefits:

  • 26 days of paid holiday 
  • We cover the cost of your training needs
  • English lessons
  • Flexible working hours and possibilities to work fully remote, hybrid or in one of our offices (Wroclaw and Warsaw)
  • Private health care plan
  • Multisport card
  • Psychologist support
  • Integration and lunch budget
  • Trustworthy hardware - MacBook, BOSE QC 35 II headphones or another, according to your needs
  • Great offices in Wroclaw and Warsaw - pets welcome, comfy spaces, library, games, beautiful design, parties, sweets and full fridges
Published: 19.08.2025
Office location