Rustin K

Skills #

Platforms: AWS, GitHub, Databricks

Languages: R, Python, SQL, Go

Tools: Git, dbt, Github Actions (CI/CD), Docker, Terraform (IaC), Claude Code (agentic coding tool)

Data Engineer · Delfi Diagnostics · Apr 2022–Present

Specializing in pipeline automation, data integration, and making data more accessible across the organization.

Built and maintained CI/CD pipelines for data workflows and infrastructure deployments.
Automated ETL processes using GitHub Actions, Docker, and Dagster orchestration.
Integrated data from diverse external sources including APIs, SFTP servers, and email.
Designed and implemented a data quality system with validation checks, monitoring reports, and alerts.
Developed internal Python and R packages.
Created BI dashboards for data visualization and reporting.
Derived semantic layers and clinical variables following CDISC/ADaM standards.
Executed programmatic biosample selection aligned with cross-functional requirements.
Contributed to team documentation, including technical guides, best practices, and onboarding materials.
Built an LLM chatbot with DuckDB MCP server integration, enabling natural language queries of internal data.

Program Manager · N-Power Medicine · Oct 2021–Apr 2022

Drove cross-functional program management and software development initiatives.

Led coordination of complex work-streams across internal teams and external partners.
Established program management frameworks to align deliverables with organizational strategy.
Managed software development prioritization and implementation roadmaps.
Implemented structured communication protocols to ensure project visibility and accountability.

Data Analyst · GRAIL · Jan 2018–Oct 2021

Led the workflow development of biosample management operations.

Designed and deployed data quality pipeline with end-to-end biospecimen tracking and data reconciliation.
Worked on AWS-based data warehouse, utilizing S3, Glue, Athena, and QuickSight.
Worked with software engineers as a project manager for technical development of internal systems.

Clinical Data Manager · Gilead Sciences · Nov 2015–Jan 2018

Managed data operations for Phase I clinical trials with focus on biomarker data.

Biosample Coordinator · Genentech · Dec 2012–Aug 2013

Coordinated biosample management operations for clinical studies while maintaining data accuracy.

M.S. Molecular Biology · San Jose State University · 2015

B.A. General Biology · San Francisco State University · 2012