DATA SCIENTIST

LeverX Group • United States • 4m ago

At LeverX, we have had the privilege of delivering over 950 projects. With 20+ years in the market, our team of 1,800 is strong, reliable, and always evolving: learning, growing, and striving for excellence.

We are looking for a Data Scientist to join us. Let’s see if we are a good fit for each other!

WHAT WE OFFER:

Projects in different domains: Healthcare, manufacturing, e-commerce, fintech, etc.
Projects for every taste: Startup products, enterprise solutions, research & development projects, and projects at the crossroads of SAP and the latest web technologies.
Global clients based in Europe and the US, including Fortune 500 companies.
Employment security: We hire for our team, not just a specific project. If your project ends, we will find you a new one.
Healthy work atmosphere: On average, our employees stay in the company for 4+ years.
Market-based compensation and regular performance reviews.
Internal expert communities and courses.
Perks to support your growth and well-being.

REQUIRED SKILLS:

3+ years of experience in Machine Learning Engineering roles, with a focus on NLP/LLMs, generative AI, or related fields.
Proficiency in Python (e.g., Hugging Face Transformers, LangChain, LlamaIndex, etc.), vector databases (Chroma, Vanna, PGVector), and cloud-based AI services.
Understanding of LLM evaluation methodologies, ability to articulate the pros/cons of approaches.
Upper-Intermediate English with strong client-facing skills — you can lead meetings, clarify requirements, and explain technical trade-offs confidently.

RESPONSIBILITIES:

Architect and implement data processing pipelines for LLM-powered applications, focusing on RAG, text generation, and knowledge extraction from customer data.
Develop and execute performance evaluation protocols for large language models (LLMs), including the analysis of key metrics and trade-offs for various AI approaches.
Participate in the end-to-end development of LLM solutions, from requirements gathering and prototyping PoCs to deploying scalable APIs and microservices.
Stay ahead of AI advancements by researching and adopting emerging techniques like fine-tuning, prompt engineering, and multimodality.

AREA

Data Science

LOCATION

Georgia, Poland

TECHNOLOGY

Python, SQL, AI

LIZA

HR Manager for this vacancy

lizaveta.trushnikava@leverx.com

+48 729 086 489

https://www.linkedin.com/in/lizaveta-trushnikava-sushko/