Senior Data Engineer - Data Foundation & Quality

Delta Labs; Zürich; Vor Ort; CHF 120.000 - 180.000; Vollzeit

Benefits dieser Stelle

Ownership of systems

Direct work with a research team

Product used for decisions at scale

Early-stage company impact

Zusammenfassung

Delta Labs is seeking a data-focused engineer to extend its ingestion and data-assembly stack for Elaiia. You will partner with behavioural scientists and data engineers to ensure scalable, well-documented data that can be observed and trusted.

You will own ingestion at scale, implement robust joins, deduplication, and investigate external datasets while respecting licensing and privacy terms. Zürich-based, in-person teamwork is essential.

Qualifikationen

• 4+ years building production data pipelines.
• Experience with ingestion, ETL/ELT on large messy datasets.
• Ability to design and validate data measures and provenance.

Aufgaben

• Work with researchers to turn questions into observable data and measurement rules.
• Establish that a measure tracks what it claims against known quantities.
• Extend and own ingestion at scale—APIs, partner feeds, files, licensed sources.
• Design joins: entity resolution, deduplication, schema harmonisation.
• Evaluate external datasets for coverage, pricing and licensing terms.
• Make quality measurable with coverage, freshness and validation checks.

Kenntnisse

SQL

Python

Entity resolution

Data quality

Data pipelines

AI tools familiarity

Jobbeschreibung

Delta Labs is seeking a data-focused engineer to extend its ingestion and data-assembly stack for Elaiia. You will partner with behavioural scientists and data engineers to ensure scalable, well-documented data that can be observed and trusted.

You will own ingestion at scale, implement robust joins, deduplication, and investigate external datasets while respecting licensing and privacy terms. Zürich-based, in-person teamwork is essential.