Hybrid Backend Developer - Spark, Big Data & ETL

Virtusa; Warszawa; Hybrid; PLN 210,000 - 270,000; Full time

Job summary

Virtusa is seeking a Mid-Backend Developer for Big Data in a hybrid role based in Warsaw. Design scalable reporting solutions, build Spark-based applications, and develop end-to-end ETL/ELT pipelines in a regulatory context.

You will collaborate with product owners, architects, and cross-geo teams in an Agile environment, contribute to CI/CD, and ensure quality through testing and peer reviews. Requires 3+ years in software/data engineering and strong Spark/SQL skills.

Qualifications

• Bachelor's degree in Computer Science or related field.
• 3+ years of experience in software/data engineering, preferably in financial services.
• Hands-on experience with Apache Spark (Scala).
• Strong background in ETL/ELT pipeline development.
• Knowledge of integration solutions (APIs, microservices).
• Familiarity with Big Data technologies and SQL databases.
• Experience with CI/CD tools (Git, GitHub, Jenkins).
• Professional English (B2+).

Responsibilities

• Design and implement scalable, high-performance reporting solutions.
• Build Spark-based applications (Scala preferred).
• Develop and maintain end-to-end ETL/ELT pipelines, including data transfer, validation, and business logic.
• Collaborate closely with Product Owners, Architects, Analysts, and cross-functional teams across geographies.
• Work in an Agile/Scrum environment with a strong focus on continuous delivery and quick feedback loops.
• Contribute to CI/CD pipelines and ensure high-quality delivery through unit testing, automation, and peer reviews.
• Document solutions in standard tools (JIRA, Confluence, ALM).
• Integrate data from multiple sources, supporting a microservices-based architecture.

Skills

Spark

ETL/ELT

CI/CD

APIs

Microservices

SQL

English

Education

Bachelor's degree in Computer Science or related field

Tools

Apache Spark (Scala)

Git

GitHub

Jenkins

Databricks

Docker

Kubernetes

S3

Azure

AWS

Job description

Virtusa is seeking a Mid-Backend Developer for Big Data in a hybrid role based in Warsaw. Design scalable reporting solutions, build Spark-based applications, and develop end-to-end ETL/ELT pipelines in a regulatory context.

You will collaborate with product owners, architects, and cross-geo teams in an Agile environment, contribute to CI/CD, and ensure quality through testing and peer reviews. Requires 3+ years in software/data engineering and strong Spark/SQL skills.