CareerPlan

Machine Learning Engineer

Barcelona, ESFull-time2026-10-22 → 2026-11-10
Hybrid

Core

Transform research-driven ML work into robust, production-ready systems for e-commerce monitoring tools.

Role type

Senior IC Machine Learning Engineer (MLOps/Productionization)

Builds

Production ML systems, deployment pipelines, and monitoring infrastructure for Digital Shelf Optimization and Retail Media solutions.

Domain

E-commerce / Retail Media / Data Intelligence

Deliverable

production ML models

Required skills

Python, ML system deployment, CI/CD workflows, model versioning, code refactoring, unit testing, cloud platforms (AWS), data platforms (Snowflake), containerization (Docker)

Preferred skills

None stated

Technologies

Python, AWS, Snowflake, Docker

Responsibilities

Own end-to-end lifecycle of ML systems with focus on deployment and monitoring; Refactor and productionize existing models and notebooks; Introduce and enforce best practices in coding, testing, and model versioning; Set up and improve CI/CD workflows; Work with Data Scientists and Data Engineers to ensure clean interfaces and reliable data flows; Act as a technical reference reviewing code and guiding team members.

Seniority

Senior, hands-on IC