Mid-Backend Developer - Big Data ( Hybrid from Warsaw)
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Summary
Mid-level backend/data engineer at ITMAGINATION building scalable regulatory-reporting solutions, Spark-based apps (Scala preferred), and end-to-end ETL/ELT pipelines in an Agile, CI/CD-driven environment for a financial-services Group. Hybrid from Warsaw with office visits only about one day every 1-2 months.
This role focuses on building scalable, efficient, and robust solutions for global regulatory reporting, contributing to risk reduction and operational excellence across the Group.
This job is Hybrid - 1 day in the office (Warsaw) every 1-2 months.
As a Backend Developer, you will:
• 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.
Requirements
- 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+).
Preferred Qualifications:
- Experience with Python, Bash scripting, or Airflow/Control-M.
- Familiarity with Cloud platforms (Azure, AWS, Databricks, S3, Kubernetes, Docker, EMR).
- Understanding basics of cybersecurity/quality assurance (Sonar).
- Knowledge of software development lifecycle tools (HP ALM).
- Strong analytical and problem-solving skills.