Work Experience
Meta
Dec 2025 - PresentSenior Software Engineer · Bellevue, WA
- Building infrastructure for Facebook Feed Ranking to support ML engineers in delivering better models
- Developing high-performance backend services in C++ that manage how users see their Facebook Timeline
- Working at the intersection of infrastructure and product, optimizing ranking systems at massive scale
Walmart Global Tech
Nov 2024 - Dec 2025Principal Software Engineer · Remote
- Led Data Lake integration for recruiting related data across the enterprise
- Built data pipelines with Apache Spark, Kafka, and Apache Hudi processing data from 10+ sources
- Architected scalable solutions for enterprise-level real-time data processing
Twitter (X)
Nov 2022 - Nov 2024Software Engineer · Remote
- Standardized hardware and software configurations for 5,000+ production hosts
- Delivered Python library for Canary Kernel Validation across the fleet
- Designed automation mechanism for kernel updates at scale
- Implemented custom commands system for Cache services using Go and Redis
- Top ticket resolver with 140+ tickets resolved in one on-call week
Amazon Web Services
July 2017 - Nov 2022Software Development Engineer II · Seattle, WA
- Designed and implemented unbilled usage detection mechanism for AWS Billing
- Built Billing Unbilled Usage Auditor reducing false positives by 230M monthly transactions
- Reduced charge discrepancies by 300x from $125,000 to $432
- Led migration of billing applications to new pricing dependency
- Started as intern building Billing UI with JavaScript and AngularJS
eBay Inc.
May 2016 - Aug 2016Data Science Intern · San Jose, CA
- Applied XGBoost with Scikit-Learn for fraud detection achieving 71% accuracy
- Improved fraud detection algorithms using advanced ML techniques on transaction data
Trend Micro
June 2011 - Aug 2011Software Engineering Intern · Taipei, Taiwan
- Implemented routing table maintenance system for parental control products
- Developed network filtering solutions for consumer security software
There are no articles to list here yet.