CareerPlan

Senior Data Scientist

Stockholm, SwedenFull-time2026-05-13 → 2026-11-10

Core

Design, deploy, and operate LLM-powered tools and workflows in production, solving complex business and product problems using data and machine learning.

Role type

Senior IC data scientist (LLM & MLOps)

Builds

LLM-powered tools, workflows, and data-driven solutions for H&M Group's fashion brands

Domain

Fashion retail + Generative AI / Large Language Models

Deliverable

production ML models

Required skills

Python, PyTorch, TensorFlow, LangChain, SQL, DBT, vector databases, embedding models, MLOps, CI/CD, model monitoring, fine-tuning, retrieval pipelines, prompt engineering

Preferred skills

cloud environment experience, statistical methods, advanced analytics

Technologies

PyTorch, TensorFlow, LangChain, DBT, vector databases

Responsibilities

Design, deploy, and operate LLM-powered tools and workflows in production; develop, test, and improve models with focus on quality and scalability; perform exploratory and ad hoc data analysis; monitor and troubleshoot deployed solutions; contribute to technical standards and knowledge sharing

Seniority

Senior, hands-on IC