Data Engineer

Unchain Data; Zürich; Vor Ort; CHF 100.000 - 130.000; Vollzeit

Benefits dieser Stelle

Opportunity for travel and attendance at events

Collaborative and entrepreneurial culture

Central workplace with top-tier infrastructure

Zusammenfassung

Unchain Data is seeking a Data Engineer to join our Data & Analytics team in Zürich. The position involves building robust data pipelines and models using Python and SQL to support financial reporting and insights.

You will work in a hybrid environment and collaborate closely with various stakeholders, utilizing tools such as BigQuery and Looker/Looker Studio. A strong background in cloud technologies and data engineering principles is essential.

Join a fast-paced fintech team dedicated to innovation and excellence.

Qualifikationen

• 3-5 years of experience in Data Engineering or Analytics Engineering.
• Advanced SQL skills are mandatory.
• Strong Python proficiency for API data extraction and dataset manipulation.
• Solid cloud knowledge with hands-on experience.

Aufgaben

• Design and maintain robust ELT pipelines using Python to ingest data.
• Develop scalable data models and craft SQL queries.
• Operate and optimize the data warehouse infrastructure.
• Collaborate to create views and marts for BI dashboards and reports.
• Maintain data infrastructure in Git using pull requests.

Kenntnisse

Data Engineering

Advanced SQL skills

Python proficiency

Cloud knowledge

Orchestration tools (Dagster, Airflow, etc.)

SQL transformation tools (SQLMesh, dbt)

Clear communication

English proficiency

Tools

BigQuery

Looker/Looker Studio

Docker

Jobbeschreibung

About Us

Crypto Finance Group, part of Deutsche Börse Group, provides professional digital asset solutions to institutional clients. The Group comprises Crypto Finance AG, regulated by FINMA in Switzerland, offering trading, custody, and wallet services, as well as Crypto Finance (Deutschland) GmbH, regulated by BaFin in Germany, offering trading and custody services. As of 25 January 2025, Crypto Finance secured a MiCAR license for the European market as one of the first providers in the EU. Crypto Finance AG is a SIX-approved crypto custodian for ETP issuers.

About the Role

Join our Data & Analytics team at the Prime Tower, Zurich, where you will play a central role in building a reliable reporting framework. You will engineer the data ecosystem that powers our Finance and Operational reporting, ensuring it runs reliably and delivers accurate, timely insights.

This is a hybrid role offering a diverse mix of:

• Data Engineering: Designing and maintaining robust ELT pipelines using Python to ingest external data
• Analytics Engineering: Building complex SQL-based data models in data marts
• Business Intelligence: Partnering with stakeholders to translate financial requirements into clear, actionable data marts and dashboards

Requirements

• 3-5 years of experience in Data Engineering or Analytics Engineering
• Advanced SQL skills are mandatory (window functions, complex joins, query optimization)
• Strong Python proficiency, specifically for API data extraction and dataset manipulation (experience with Polars or Pandas is essential)
• Solid cloud knowledge and hands‑on experience with BigQuery (preferred), Snowflake, or Redshift
• Experience with a code‑based orchestrator (Dagster, Airflow, or Prefect)
• Experience with a transformation tool (SQLMesh or dbt)
• Proactive, pragmatic, and business‑savvy, with a hands‑on approach to delivering actionable data solutions
• Strong communication skills with the ability to clearly convey complex technical concepts to non‑technical audiences
• Professional proficiency in English (German is a plus)

Responsibilities

• Build & Ingest: Design, build, and maintain robust ELT pipelines using Python to ingest data from various external APIs and sources into Google BigQuery
• Model & Transform: Develop scalable data models and craft complex SQL queries to support diverse business use cases
• Orchestrate: Operate and optimize the data warehouse infrastructure, utilizing Dagster for orchestration and SQLMesh for transformation
• Deliver Insights: Collaborate with business stakeholders to translate requirements into technical data solutions, creating views and marts that power downstream BI dashboards (Looker/Looker Studio) and reports
• Production Standards: Maintain data infrastructure as code in Git, utilizing pull requests and code reviews to ensure production stability and auditability

Nice to Have

• Experience working with financial data (bookings, transactions, general ledgers)
• Experience using BI tools (Looker / Looker Studio) to visualize and present complex datasets
• Basic understanding of Docker

Benefits

• Be part of an international, fast‑paced blockchain and fintech team led by experienced professionals
• Opportunity to travel and attend leading events
• Shape the future of finance while working at the cutting edge of B2B digital asset solutions
• Contribute to a collaborative, entrepreneurial culture with flat hierarchies
• Take on meaningful responsibility with room for learning and professional growth
• Gain deep industry insights and make a tangible impact
• Join regular company‑wide meetings, knowledge‑sharing sessions, and team events
• Enjoy a modern and central workplace in Zurich with top‑tier infrastructure

Our Culture

At the heart of our company, we prioritize:

• Innovation and Continuous Learning
• Collaboration and Knowledge SharingEntrepreneurial Spirit and Flat Hierarchies
• Values such as Excellence, Delivery, Ownership, Passion, and Unity