Helmes is looking for a Senior Data Engineer to join our team! We are looking for someone who wants to build new data domains, optimize query performance for heavy business usage, and automate deployment workflows – someone who takes ownership and truly cares about the data quality.
Join Helmes!You will work on a meaningful project with a forward-thinking organization that treats data as a core product, not just a byproduct of business. Join the community of talented professionals who make lasting contributions together and grow in a place that’s as invested in your success as you are.
Challenges you’ll tackle:
- Designing and implementing scalable, evolvable data models in dbt to support business analysts and data scientists;
- Building and maintaining complex ELT/ETL pipelines using Python and orchestrating them with Airflow (Cloud Composer);
- Managing and fine-tuning BigQuery environments to ensure high performance and cost-efficiency;
- Integrating various data sources (APIs, third-party systems) into a centralized GCP-native data lake/warehouse;
- Ensuring data integrity and security by following engineering best practices and participating in code reviews.
Skills for success:
- Strong experience with modular data modeling and testing using dbt;
- Deep understanding of cloud data warehousing and SQL optimization;
- Experience working with BigQuery and Snowflake;
- Proficiency in writing clean, maintainable Python code for data processing;
- Hands-on experience with DAG design and workflow orchestration;
- Solid understanding of dimensional modelling principles;
- Great English language skills.
Nice to have:
- Experience with Terraform;
- Familiarity with GitLab CI/CD or GitHub Actions for data pipeline automation;
- Experience with streaming or large-scale batch data processing.
Benefits
Competitive Compensation & Growth Opportunities
- Dedicated training budget for conferences, online courses, and books to support continuous learning
- Professional development through workshops, coaching sessions, and tech events
Work-Life Balance & Flexibility
- Flexible working hours to suit your schedule
- Unlimited work-from-home option for greater autonomy
- Helmes Wellness Package – 300€ for a modern and flexible approach to health and well-being benefits
Community & Team Connection
- Employee referral program with rewards up to 2000€ net
- Clients & External Ambassadors with rewards up to 5000€ net
- Social events, including Summer/Winter parties and a Dev Day celebration
- Team-building activities and annual live meet-ups with clients for enhanced collaboration
For this position, we offer 4 200 € – 5 800 €/month gross salary.
The final offer will depend on your experience and competencies.
Please note that recruitment for this position is an ongoing process.
Apply here