Senior Backend & Data Engineer — Real-Time Pipelines (Flexible Hours)

MainStreaming S.p.A; Milano; On-site; EUR 38,000 - 40,000; Full time

Benefits offered by this job

Flexible hours

Office in Milano Bicocca

Learning platform access

Snacks in the office

Job summary

MainStreaming S.p.A. is seeking a Senior Backend Engineer/ Data Engineer for our Milano Bicocca office.

You will build and optimize scalable data pipelines, design backend services, and collaborate with data scientists and frontend teams to deliver robust data solutions. The role emphasizes code quality, testing, and documentation, with a focus on real-time and batch processing, ETL/ELT, and data governance within an international engineering culture.

Qualifications

• Experience with distributed systems design and data pipelines.
• Proficient in API design and backend services.
• Strong OOP skills and solid C#/.NET knowledge.
• Good SQL skills and relational databases.
• Knowledge of data structures and algorithms.

Responsibilities

• Build and maintain scalable data pipelines for batch and real-time processing (ETL/ELT).
• Translate data models into scalable implementations and develop data ingestion/processing code.
• Design and maintain backend services and APIs for internal/external consumers.
• Implement validation, monitoring, and alerting to ensure data quality and integrity.
• Collaborate with data architects, data scientists, and other teams to deliver reliable datasets.

Skills

Distributed systems

API design

OOP

C# / .NET

SQL

Data structures

Tools

Docker

Kubernetes

ClickHouse

Kafka

RabbitMQ

Job description

MainStreaming S.p.A. is seeking a Senior Backend Engineer/ Data Engineer for our Milano Bicocca office.

You will build and optimize scalable data pipelines, design backend services, and collaborate with data scientists and frontend teams to deliver robust data solutions. The role emphasizes code quality, testing, and documentation, with a focus on real-time and batch processing, ETL/ELT, and data governance within an international engineering culture.