Data Engineer
- Nion
- Sofia, Bulgaria
- BGN 60,000 – BGN 85,000
Nion is an IT company, built through the successful consolidation of three well-established tech firms. Rooted in Stockholm, our mission is to drive innovation and deliver impactful digital solutions for a global client base spanning Sweden, Norway, the UK, Italy, and the US.
We thrive on complexity, simplifying challenges for major players across fintech, telecommunications, healthcare, logistics, etc.
Joining us means stepping into a culture where your voice matters, and your personal growth is matched by the diverse, high-impact projects you'll work on.
At the moment we’re expanding our Data team, so we’re looking for an experienced Data Engineer, for our client in the sports, entertainment and technology industry.
Requirements
- 6+ years of professional experience as a Data engineer
- Relevant engineering degree or education in IT or Computer Engineering
Data Engineering & Data Modeling
Dimensional Modeling (Kimball/Inmon)
Building multi-tenant solutions
Python, SQL, Bash
SQL Server, PostgreSQL, Oracle
ETL/ELT & Data Pipelines
ETL/ELT development and pipeline design
dbt
Apache Airflow / Dagster
Ingestion of files, REST APIs, GraphQL, and other data sources
Cloud & Big Data
- Google Cloud Platform (BigQuery, Dataflow)
Data Streaming & Real-Time Solutions
Kafka
Event Hub
Kinesis
APIs & Integrations
REST
GraphQL
API Management
Logic Apps
CI/CD & DevOps
Git
Azure DevOps
Terraform
Docker
Kubernetes
Data Quality & Governance
Master Data Management (MDM)
Data lineage
Metadata management
Language requirements:
- Fluent in English.
The Ideal Candidate Is:
Highly Professional and committed to delivering solutions that meet client business needs.
Reliable and takes full ownership of tasks, big or small.
A great communicator and team player.
Flexible and open to occasional travel as required by client projects.
How We Support You at Nion
At Nion, we don’t just offer a job — we offer a place where your growth, well-being, and success are at the center. What you’ll enjoy here:
A collaborative, flat-structure environment where support is built in — your Consultant Manager acts as a dedicated mentor and "co-pilot," ensuring your professional development and well-being are always on track.
A high-trust culture that gives you autonomy, ownership, and the freedom to share and implement our ideas.
Career development plan and continuous learning opportunities through hands-on projects, mentorship, and access to top learning resources.
A vibrant culture where people genuinely enjoy working together, supported by strong team spirit, knowledge sharing, and fun social events.
Additional benefits:
A hybrid work model and flexible working hours.
Competitive salaries and regular performance reviews.
Private health insurance.
Food vouchers
Company-sponsored mobile devices and paid subscriptions.
Paid Fitness programs for diverse lifestyles.
Ready to take ownership of challenging projects and work with a team that truly has your back?
Skills
- SQL
- Python
- ETL/ELT Pipeline Design
- dbt
- Apache Airflow
- Google Cloud Platform (BigQuery, Dataflow)
- Kafka






