Senior Equities Data Engineer

Balyasny Asset Management
Chicago, IL
Category Engineering
Job Description
Role Overview

The Equities Alternative Data team is responsible for sourcing, integrating, curating, and delivering differentiated alternative datasets that support BAM's Equities Long/Short investment teams.

What You Will Do

Design, build, and grow the data platform and pipelines that support alternative-data research and production use cases for Equities L/S teams, own end-to-end dataset onboarding, build scalable ETL/ELT workflows, leverage and extend BAM's in-house data-quality framework, and partner with portfolio managers and data-product stakeholders.

Why It Might Be a Fit

This individual will help design and scale the data infrastructure underpinning our alternative-data offering, and will contribute to standards for dataset documentation, discoverability, governance, entitlement controls, and auditability.

Requirements

  • 5+ years of experience in a data-intensive engineering role, building and operating data pipelines, platforms, or data products
  • Demonstrable expertise in SQL and databases, particularly time-series, analytical, and large-scale data stores
  • Strong programming skills in Python and/or Rust/C++, plus experience with data-manipulation libraries or frameworks such as Pandas, Polars, PySpark, Dask, or similar
  • Experience architecting and building scalable ETL/ELT pipelines, including batch processing and, ideally, streaming or near-real-time workflows
  • Experience with column-oriented storage and serialization formats such as Parquet and Arrow
  • Strong debugging skills across the application and data stack, with demonstrated problem-solving ability in production environments
  • Experience with code optimization and performance tuning for large-scale data processing workloads
  • Familiarity with distributed-system data components, such as Kafka, Redis, workflow orchestration tools, messaging systems, or caching layers
  • Proven ability to work directly with technical and non-technical stakeholders and communicate trade-offs clearly
  • Strong ownership mindset, attention to data quality, and ability to deliver in an iterative, business-focused environment
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