Junior Data Engineer: Automate Pipelines & Insights

Reverse Contact; Paris; On-site; EUR 42,000 - 54,000; Full time

Job summary

Reverse Contact in Paris is hiring a junior data engineer to support the data team and take ownership of our existing data stack. The start date is planned for January 2027, and you will help structure and grow this function, enabling reliable data delivery across the business.

You will work with a modern stack (SQL, Python, PostgreSQL, ClickHouse, Snowflake) to automate ingestion and transformation pipelines, answer product and business questions, and document an end-to-end data quality

Qualifications

• At least 1 year of experience as a data engineer.
• Strong SQL skills with ability to optimize complex queries.
• Solid Python practice for building data pipelines.

Responsibilities

• Take ownership of the existing data platform and become autonomous.
• Automate and industrialize data pipelines for reliable delivery.
• Answer business queries by turning questions into data answers.
• Build and document an end-to-end data quality pipeline.
• Contribute to cross-functional projects and data science topics as needed.

Skills

SQL proficiency

Python

English communication

Curiosity

Startup experience

Tools

PostgreSQL

ClickHouse

Snowflake

Databricks

PySpark

Supabase

S3

Metabase

Claude Code

Job description

Reverse Contact in Paris is hiring a junior data engineer to support the data team and take ownership of our existing data stack. The start date is planned for January 2027, and you will help structure and grow this function, enabling reliable data delivery across the business.

You will work with a modern stack (SQL, Python, PostgreSQL, ClickHouse, Snowflake) to automate ingestion and transformation pipelines, answer product and business questions, and document an end-to-end data quality