CareerPlanSign in

Senior Data Science Engineer

Krakow, Małopolskie, Poland💼 Full-time🗓 2026-04-17 → 2026-10-02

Core

Architect and deploy complex data intelligence pipelines and AI systems integrating mathematical algorithms, machine learning, and Generative AI into Sabre's core travel retailing and network planning platforms.

Role type

Senior IC Data Science Engineer (AI/ML Systems)

Builds

High-performance AI systems for airline pricing, agency automation, network planning, and departure control systems.

Domain

Travel Technology / Global Distribution Systems (GDS) (via careerplan.io/jobs/JR107682-senior-data-science-engineer-at-sabre)

Deliverable

production ML models

Required skills

Deep Learning, Reinforcement Learning, Natural Language Processing (NLP), Python, Go, C++, MLOps, GCP (Vertex AI, BigQuery), Docker, Kubernetes, RAG-based systems

Preferred skills

Travel industry experience (GDS/OTA), Academic-level research background

Technologies

GCP, Vertex AI, BigQuery, Docker, Kubernetes, LLMs

Responsibilities

Architect and deploy complex software solutions and data intelligence pipelines; Identify, prototype, and scale next-gen ideas in the travel domain; Design end-to-end AI systems with a focus on LLMs and conversational commerce; Address high-impact problems like optimizing GDS workflows; Define rigorous standards for MLOps; Refactor research-grade prototypes into production-quality systems; Mentor junior data scientists and engineers.

Seniority

Senior, hands-on IC with mentorship responsibilities