Senior Systems Engineer - Data and Integrations

About the role

Fivetran builds data pipelines for the modern data stack and is looking for a Senior Systems Engineer, Data and Integrations to join its Systems Engineering team. You will own the data that runs Fivetran's business: learn the data models behind sales, billing and customer operations, design how data should be structured, and build the transformations and pipelines that move data reliably between internal systems. The position is full-time and based in the Novi Sad, Serbia office.

Key responsibilities

• Learn the data models behind sales, billing and product operations and document how business concepts map to data in core systems.
• Design target data models and field mappings when consolidating or migrating data between systems.
• Build, test and run SQL and Python transformations, including bulk migrations and ongoing pipelines.
• Define and enforce standards for data quality, data modeling and governance.
• Validate data before and after migrations and pipeline changes, reconciling record counts, values and business rules with stakeholders.
• Build monitoring, alerting and data quality checks for data freshness and accuracy.
• Work with business partner teams to turn their process requirements into data models and transformations.
• Investigate and resolve data issues, often with root cause analysis across multiple systems.

Required profile

• 5+ years of experience in Data Engineering or Analytics Engineering roles, focused on modeling and transforming business data.
• Data engineering background strongly preferred, with data modeling, ETL/ELT development, data quality testing and validation.
• Fluent SQL and strong general-purpose programming (Python or TypeScript).
• Working knowledge of business applications such as Salesforce, NetSuite, Coupa, Workday and Zendesk; fluency in SQL and a general-purpose language is required.
• Ability to learn a business domain quickly and communicate with technical and non-technical colleagues.

Required skills

• Strong SQL, including complex transformations and data reconciliation.
• ETL/ELT development and data quality testing.
• Bonus: dbt or similar transformation frameworks, hands-on Salesforce data model experience, familiarity with iPaaS platforms and reverse ETL tools.

What we offer

• 100% employer-paid medical insurance.
• Paid time off, including vacation, sick leave, parental leave, holidays and volunteer days.
• RSU stock grants.
• Professional development and training, virtual happy hours, free food and team-building activities.
• Monthly cell phone stipend and mental health support for employees and dependents.