# Yifeng Chen

> Data Infrastructure Software Engineer at Apple

Location: San Francisco Bay Area, United States
Profile: https://flows.cv/yifengchen

## Work Experience
### Senior Software Engineer @ Apple
Jan 2023 – Present | Cupertino, California, United States
Maps Data Processing

### Software Engineer, Data Infrastructure @ Houzz
Jan 2019 – Jan 2023 | San Francisco Bay Area
Build and maintain data pipeline software infrastructures, including batch data jobs scheduling system, real-time data streaming pipeline, monitoring/alerting, tooling, backup, data synchronization between clusters, etc.

Realtime user events streaming pipeline:
▪	Designed, developed, and owned the data streaming pipeline that handles user events and user attributes using Filebeat, Kafka, Flink on Kubernetes
▪	Handles data that averages at 600 event/s and peaks at 2000 events/s, with 95% of the events having latency below 2s
▪	Implemented and supported monitoring, alerting, and replay to ensure zero data loss

Batch data pipeline job scheduling system:
▪	Developed and owned the core batch data pipeline with customized Luigi framework, led the team for maintenance and support
▪	Built job templates to support different types of data ETL jobs (Sqoop, Hive, Spark, MapReduce, etc.)
▪	Designed and built auto synchronization between main data cluster and read-only data cluster (for ad-hoc query usage)
▪	Built data validation system to ensure data quality, monitoring system to track job delay, and CI/CD on Jenkins

### Student Software Developer @ RobotWits
Jan 2019 – Jan 2019 | United States
- Carnegie Mellon University Student Studio Project Sponsored by RobotWits LLC.
• Implemented a self-driving simulation and automation testing system based on an open-source simulator.
• Designed the modular architecture to interact with Robot Operating System using a publish-subscribe pattern.
• Implemented a logging framework, which records the simulation session and supports its replaying.
• Managed project development cycle using agile approaches (Scrum) and project tracking tools (Jira).

### Engineer Intern @ Horizon Robotics
Jan 2018 – Jan 2018 | Nanjing, Jiangsu, China
- Software engineer intern, SDK development.
• Experience in distributed systems architecture design and programming
• Experience with No-SQL DBs (MongoDB, Redis)


## Education
### Master's degree in Information Technology - Software Engineering
Carnegie Mellon University

### Bachelor's degree in Computer Science
Nanjing University


## Contact & Social
- LinkedIn: https://linkedin.com/in/yifengchen-cyf

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Source: https://flows.cv/yifengchen
JSON Resume: https://flows.cv/yifengchen/resume.json
Last updated: 2026-03-29