Looking for a job

John Peng

@johnpeng

Message

Staff Data Engineer, 11+ years of experience.

United States

Message

What I'm looking for

I’m seeking a Senior or Staff Data Engineering role focused on scalable data platforms, real-time pipelines, and AI infrastructure. I enjoy hands-on work with Databricks, Spark, Kafka, and AWS, while owning architecture, mentoring engineers, and delivering business impact.

Staff Data Engineer, 11+ years, specializing in real-time data platforms at retail and marketplace scale - 360K transactions/sec across 2,000+

T arget stores, 11PB+ and 10,000+ daily ETL jobs at Airbnb. Build streaming and lakehouse infrastructure on Kafka, Flink, Spark,

Databricks/Delta Lake, and Kubernetes, delivered as a self-service platform with T erraform/IaC, CI/CD, Unity Catalog governance, and SLO-

driven reliability. Lead architecture across Data Engineering, ML, SRE, and Supply Chain orgs with a platform-as-a-product mindset:

performance, resiliency, developer experience, and cost.

Experience

Work history, roles, and key accomplishments

Current

Staff Data Engineer, Platform Engineering

Current

Target

Apr 2022 - Present (4 years 6 months)

Set technical direction for an AWS-based enterprise data platform powering Drive Up, Shipt, inventory availability, order fulfillment, and store operations across 2,000+ stores. Owned the architecture and rollout of the Databricks lakehouse on AWS, built the platform as an internal product, standardized infrastructure delivery with Terraform and CI/CD, and instituted observability, reliability, an

Senior Data Engineer

Target

Nov 2020 - Apr 2022 (1 year 5 months)

Designed and delivered high-throughput batch and real-time data pipelines for Target's Drive Up/Shipt fulfillment ecosystem. Engineered event-driven ingestion and CDC pipelines, built and optimized large-scale Spark/PySpark pipelines, developed real-time inventory processing workflows, and implemented automated data-quality and reconciliation frameworks.

Data Engineer

Airbnb

Aug 2016 - Nov 2020 (4 years 3 months)

Built and optimized petabyte-scale data platforms at Airbnb using Python, SQL, Spark, Hive, Kafka, and Airflow, scaling infrastructure to 11PB+, supporting 10,000+ daily ETL jobs, and reducing infrastructure costs by 70% while improving query performance and data quality.

Data Analyst

Shopify

Aug 2015 - Aug 2016 (1 year)

Developed SQL-based reporting and Tableau dashboards to analyze merchant acquisition, store performance, conversion, payment trends, and customer retention. Built automated reporting pipelines and conducted ad hoc KPI analysis to support data-driven decisions across product, marketing, and merchant success teams.