ROBERT HUGHES
Data Engineer
Minneapolis, MN · r.hughes@email.com · (555) 903-6157
Summary
Data engineer with 5 years building batch and streaming pipelines that process 2TB+ of daily data. Cut pipeline failure rate from 7% to under 1% and reduced warehouse compute costs by $95K annually through query and storage optimization.
Experience
Data Engineer · Target Corporation
2021 - Present
- Built Airflow pipelines ingesting 2TB+ daily from 40+ sources into Snowflake, cutting data latency from 12 hours to 45 minutes
- Redesigned partitioning and clustering strategy, reducing monthly Snowflake compute costs by $95K
- Implemented a dbt-based transformation layer with automated testing, dropping pipeline failure rate from 7% to under 1%
- Provisions Snowflake and AWS infra in Terraform, cutting env setup from 3 days to 2 hours
Associate Data Engineer · Spotify
2019 - 2021
- Developed Kafka-based streaming pipelines for real-time listener analytics, processing 500K+ events per minute
- Migrated legacy batch ETL jobs from Python scripts to Spark, cutting processing time by 65%
- Modeled a star-schema listener warehouse in BigQuery serving 25+ analysts on 3 product teams
Data Analyst Intern · Cargill
2018 - 2019
- Wrote SQL reporting queries across a 3TB Oracle warehouse supporting 12 supply chain analysts
- Automated weekly shipment reconciliation in Python and pandas, saving 6 manual hours per week
- Built 4 Tableau dashboards tracking freight cost variance for regional logistics managers
Education
B.S. Computer Science — University of Minnesota · 2019
Skills
Python, SQL, Apache Spark, Airflow, dbt, Snowflake, Kafka, AWS Redshift, Data Modeling, Databricks, Terraform, Docker
Certifications
AWS Certified Data Engineer - Associate, Amazon Web Services
SnowPro Core Certification, Snowflake




