Possible locations
  • Poland
  • Remote work
Technologies & tools
  • LLM
  • Python
  • RAG
  • Prompts
  • AWS/Azure/GCP

Join Sii and help develop highly specialized software and AI tools for legal, tax, accounting, trading, and compliance professionals, in partnership with the world's largest information service.

As a Senior Data Scientist, you will be part of a global interdisciplinary team of experts driving the company's digital transformation. We are looking for a flexible individual to participate in the design and implementation of a tool that streamlines the work of legal and tax professionals.

Your role

  • Designing and enhancing a custom text analysis engine, as well as workflows
  • Using Large Language Models for mass text processing
  • Leading the end-to-end model development cycle, ensuring best practices for repeatable testing and well-managed software delivery
  • Improving a Python, RAG, and cloud-based backend
  • Collaborating in a team-oriented environment, sharing information, and partnering with cross-functional and remote teams
  • Maintaining and producing project documentation
  • Designing valid experiments, providing answers to empirical questions

Your skills
  • At least 5 years of experience working on information retrieval or summarizing large amounts of text
  • Expertise in LLM area, building and training models
  • Proficiency in Python: reviewing code, writing unit tests, and learning a large code base
  • Comfort with remote development in AWS, Azure or GCP
  • Exceptional analytical skills and focus on results
  • Fluency in English
  • Openness to project working hours that partially overlap with US business hours
  • Fluent Polish required
  • Residing in Poland required

Job no. 241002-PX23C

Why Sii

Great Place to Work since 2015

it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas

Fascinating projects

prestigious brands from around the world, long-term contracts and preferred partner status for many clients

Project suited to you

Do you want to change your career path? Is your project coming to an end? We’ll find you a new one! We have an app for this – Job Changer

We share the profit with Workers

Last year we allocated PLN 2,1BN to this benefit

PLN 500 000 per year for your ideas

with this amount, we support the passions and voluntary actions of our workers

7 500 experts and many development opportunities

Tech Communities, workshops, a training platform, and a technology blog – you choose

Employment stability

revenue of EUR 480M, no debts, since 2006 on the market

Great, comfortable offices

perfect place to work, integrate, have fun together, and celebrate successes

Open-minded and available management team

quick decision-making, we’re all on a first-name basis

True values

these are not empty words – we’re guided by them every day

Fantastic atmosphere

created by all Sii Power People

Attractive benefits package

private healthcare, benefits cafeteria platform, car discounts and more

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