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I'm Leo Nguyen, a Senior Data Engineer with 8+ years of hands-on experience building and optimizing ELT pipelines. I leverage Snowflake, Airflow, and AWS to deliver reliable data solutions and partner closely with business intelligence and architecture teams to turn data into insights that drive decisions. My focus areas include data pipeline automation, quality assurance, and cost-efficient architecture design. I've worked across healthcare and fintech, delivering scalable data platforms, implementing data governance and lineage, and creating thorough documentation to improve collaboration and onboarding.…I'm Leo Nguyen, a Senior Data Engineer with 8+ years of hands-on experience building and optimizing ELT pipelines. I leverage Snowflake, Airflow, and AWS to deliver reliable data solutions and partner closely with business intelligence and architecture teams to turn data into insights that drive decisions. My focus areas include data pipeline automation, quality assurance, and cost-efficient architecture design. I've worked across healthcare and fintech, delivering scalable data platforms, implementing data governance and lineage, and creating thorough documentation to improve collaboration and onboarding.

Leo Nguyen

Data Scientist, Data Analyst, Cloud Developer, +2

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I'm Leo Nguyen, a Senior Data Engineer with 8+ years of hands-on experience building and optimizing ELT pipelines. I leverage Snowflake, Airflow, and AWS to deliver reliable data solutions and partner closely with business intelligence and architecture teams to turn data into insights that drive decisions. My focus areas include data pipeline automation, quality assurance, and cost-efficient architecture design. I've worked across healthcare and fintech, delivering scalable data platforms, implementing data governance and lineage, and creating thorough documentation to improve collaboration and onboarding.…I'm Leo Nguyen, a Senior Data Engineer with 8+ years of hands-on experience building and optimizing ELT pipelines. I leverage Snowflake, Airflow, and AWS to deliver reliable data solutions and partner closely with business intelligence and architecture teams to turn data into insights that drive decisions. My focus areas include data pipeline automation, quality assurance, and cost-efficient architecture design. I've worked across healthcare and fintech, delivering scalable data platforms, implementing data governance and lineage, and creating thorough documentation to improve collaboration and onboarding.

Available to hire

I’m Leo Nguyen, a Senior Data Engineer with 8+ years of hands-on experience building and optimizing ELT pipelines. I leverage Snowflake, Airflow, and AWS to deliver reliable data solutions and partner closely with business intelligence and architecture teams to turn data into insights that drive decisions.

My focus areas include data pipeline automation, quality assurance, and cost-efficient architecture design. I’ve worked across healthcare and fintech, delivering scalable data platforms, implementing data governance and lineage, and creating thorough documentation to improve collaboration and onboarding.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Language

English

Fluent

Work Experience

Senior ML/AI Data Engineer at Crestron

October 1, 2024 - November 1, 2025

Optimized ELT pipelines by integrating Snowflake and dbt for seamless data transformations, reducing processing time and improving data accessibility. Automated data migration from legacy systems to AWS, enhanced data observability with Airflow, and reduced error rates. Collaborated with BI teams to ensure high-quality data delivery for critical decision-making, documented pipeline architecture, and led cross-functional teams to address data integration challenges. Managed cost-effective Snowflake-based architecture with data lineage and version control to improve auditability and compliance. Implemented robust error handling and backoff strategies to increase reliability by supporting ongoing operations.

Data Engineer at DXC Technology

April 1, 2018 - September 1, 2024

Designed and implemented data pipelines using Airflow and AWS to automate data extraction and loading for business analytics. Integrated Snowflake for scalable data storage, improved query performance, and reduced costs. Implemented data governance practices to ensure data quality and compliance. Collaborated with the BI team to ensure seamless reporting from AWS cloud storage, and designed/optimized SQL queries for large-scale data sets. Introduced automated error handling and monitoring for pipelines and optimized ETL with PySpark. Worked with cross-functional teams to integrate data from diverse sources, aligning technical solutions with business goals.

Associate Data Engineer at DXC Technology

July 1, 2017 - April 1, 2018

Assisted in migrating on-premises data systems to AWS, improving scalability and operational efficiency. Supported the implementation of SQL queries for data extraction and transformation. Collaborated with senior engineers to ensure proper data governance and quality controls in early-stage data workflows. Contributed to the development of automated data integration scripts using Python and SQL.