Junior Data Engineer: Real-Time Pipelines for ML (Flexible)

Smadex; Barcelona; Hybrid; EUR 32,000 - 45,000; Full time

Benefits offered by this job

Remote work 2 days/week

Meal vouchers

Gym allowance

Professional development

Team events

Fully stocked fridge

Job summary

Smadex is seeking a Junior Data Engineer to join the core engineering team in Barcelona. You will build robust data pipelines, contribute to data features for ML models, and work in a fast-paced environment that values learning and collaboration.

You will participate in code reviews, assist in architecture decisions, and help ensure the stability of production systems while growing your career at a leading performance advertising platform.

Qualifications

• Bachelor's degree in Computer Science or related field.
• 1–2 years of experience in Software or Data engineering.
• SQL knowledge and proficiency.
• Python or Java knowledge.
• Interest in Big Data, Machine Learning, and Data Engineering.
• Excellent communication skills in English (written and spoken).

Responsibilities

• Design, implement, and maintain data ingestion features for ML models.
• Write clean, tested code and participate in code reviews.
• Monitor deployments and ensure production reliability and performance.
• Collaborate in an Agile team and contribute to architectural decisions.

Skills

SQL

Python

Java

English proficiency

Education

Bachelor's degree in Computer Science or related field

Tools

MySQL

Redis

Airflow

Spark

AWS

Jenkins

Docker

Job description

Smadex is seeking a Junior Data Engineer to join the core engineering team in Barcelona. You will build robust data pipelines, contribute to data features for ML models, and work in a fast-paced environment that values learning and collaboration.

You will participate in code reviews, assist in architecture decisions, and help ensure the stability of production systems while growing your career at a leading performance advertising platform.