Senior Data Engineer

Who we are

HASELT is a software development, engineering, and consulting company. The primary expertise of the company is developing software solutions using the latest modern Web, Cloud, and Mobile technologies.

We’re looking for an experienced Senior Data Engineer to lead data integrations, build scalable pipelines, and deliver actionable analytics for our clients. You’ll work directly with customer IT teams, collaborate cross-functionally, and help shape the future of our data platform.

Responsibilities

• Client Integrations: Implement and manage technical data integrations for new and existing customers.
• Data Engineering: Build and maintain scalable pipelines with Airflow, Python, PySpark, and SQL.
• Analytics & Insights: Develop dashboards in Looker and optimize data models for accuracy and performance.
• Collaboration: Work closely with Customer Success, Product, and Engineering teams to deliver impactful results.

Requirements

• 5+ years in data engineering or backend roles with strong integration experience.
• Proven track record with ETL pipelines (Spark, Scala, or similar) and modern data warehouses (Delta Lake, BigQuery, etc.).
• Strong skills in API integrations, C#, Python, Go, SQL, or equivalent.
• Familiarity with Docker, Git, CI/CD, and analytics tools like Looker or Tableau.
• Excellent communication skills and customer-focused mindset.

Hybrid work model – split between office collaboration and remote flexibility.

We Provide:

• Opportunity to work in a collaborative, transparent, respectful, and non-hierarchical culture where your effort, knowledge, and ideas are valued
• Active mentorship
• Access to learning materials, courses, magazines, etc.
• Working together with experienced, dedicated, and curious people
• Work on challenging projects in various industries
• Supportive environment
• Opportunities for continual progress and career growth
• Private health insurance
• Sports activities budget
• Discount program

Why HASELT?

We truly believe in what we do, and we know a thing or two about making people happy.