Junior Data Engineer (100% Remote)
For one of our projects in the car rental industry, we are looking for a Junior Data Engineer with an interest in working with BigQuery.
In this role, you will support the development and maintenance of data pipelines within the Google Cloud ecosystem, working closely with an international team and gaining hands-on experience in modern data engineering practices.
Responsibilities:
- Build and maintain ETL/ELT pipelines that ingest data from various sources into BigQuery
- Develop and maintain dbt models
- Monitor pipeline health, troubleshoot failures, and implement alerting
- Collaborate with backend engineers to design data contracts and integrate new data sources
- Write and maintain data quality tests and validation checks
- Optimize BigQuery performance (partitioning, clustering, query tuning, cost control)
- Maintain documentation: data dictionaries, pipeline runbooks, model descriptions
- Participate in data modeling discussions and propose improvements to existing structures
- Support analysts and business stakeholders with data access and ad-hoc queries
Requirements:
- 1+ years of experience in a data engineering or analytics engineering role
- Strong SQL skills
- Hands-on experience with BigQuery or a comparable cloud data warehouse
- Experience with dbt (Core or Cloud) - building models, writing tests, using macros, incremental materializations
- Working knowledge of Python for data engineering tasks (scripting, API integrations, light transformations)
- Experience with at least one orchestration/scheduling tool (Airflow, Cloud Composer, Dagster, Prefect, or similar)
- Familiarity with data ingestion patterns - batch loading, CDC, API extraction
- Comfortable with Git workflows (branching, PRs, code review)
- Awareness of PII handling and basic GDPR compliance practices
- Fluent in Polish and English
Nice to have:
- Experience with Terraform or other IaC tools for managing GCP resources
- Background in the mobility, automotive, or car rental domain
We offer:
- Flexible working hours
- Paid holidays
- Benefit package including a sports card, private health insurance, and private healthcare.
- B2B contract
- 100% remote
- International team