Tomato Potato
@tomatopotato
Data engineering intern turning ETL and analytics into faster, reliable dashboards and pipelines.
What I'm looking for
I’m a data engineering intern focused on building trustworthy pipelines and making analytics dramatically faster. At Federated Hermes, I designed and deployed automated ETL pipelines into a Power BI data warehouse schema, replacing hours of weekly manual preparation with a fully self-refreshing reporting layer.
I also bring a strong performance mindset: I profiled and restructured 15+ underperforming SQL queries using execution plan analysis and index tuning, reducing average dashboard refresh time from ~12s to ~7s for 50+ daily analysts while lowering warehouse compute load. I’ve audited and refactored SQL backends for legacy reporting tools, improving query performance by 50% and reducing long-term maintenance overhead.
Across internships and projects, I enjoy end-to-end delivery—transforming messy data into clean, usable models and shipping production features. From building Ruby on Rails REST APIs backed by PostgreSQL with robust validation and integrity constraints, to creating distributed log pipelines and an AI RAG price prediction system, I aim to combine engineering discipline with analytical impact.
Experience
Work history, roles, and key accomplishments
Data Engineering Intern
Federated Hermes
May 2025 - Aug 2025 (3 months)
Designed and deployed automated ETL pipelines for 4 financial source systems into a unified Power BI warehouse schema, replacing 3 hours of weekly manual preparation with a self-refreshing reporting layer. Profiled and tuned 15+ SQL queries to cut average dashboard refresh time from ~12s to ~7s for 50+ daily analysts and reduced compute load, while automating pricing transformations to eliminate 6
Data Analytics Intern
CrownBioscience
Jul 2024 - Aug 2024 (1 month)
Managed and analyzed 500K+ records in AWS Redshift, resolving 200+ data anomalies by enforcing a standardized schema to stabilize downstream reporting pipelines. Built 3 SQL-backed Tableau dashboards and delivered year-over-year cohort analyses across 10+ client segments, contributing to a 25% increase in actionable weekly insights and 4 fewer hours of manual analysis per reporting cycle.
Education
Degrees, certifications, and relevant coursework
University of Pittsburgh
Bachelor of Arts in Computer Science, Computer Science
Activities and societies: Relevant Coursework: Data Structures & Algorithms, Database Management, Operating Systems, Computer Architecture, Linear Algebra, Software Engineering, Discrete Mathematics
Bachelor of Arts in Computer Science at the University of Pittsburgh, expected to graduate in May 2027. Coursework includes Data Structures & Algorithms, Database Management, Operating Systems, Computer Architecture, Linear Algebra, Software Engineering, and Discrete Mathematics.
Tech stack
Software and tools used professionally
Availability
Location
Authorized to work in
Job categories
Skills
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