# Feng(Shawn) Xiao

> Software Engineer at Tiktok | We're hiring!

Location: Greater Seattle Area, United States
Profile: https://flows.cv/fengshawn

Current software engineer at Tiktok, 4+ yrs Software Development Engineer with eBay and prior AWS backend work experience. Master in Computer Science at Georgia Tech. Interested in backend development.

## Work Experience
### Senior Software Engineer @ TikTok
Jan 2023 – Present | Bellevue, Washington, United States
Tiktok Global E-commerce - Seller Shop & AI Tools

### Software Engineer 2 @ eBay
Jan 2021 – Jan 2023 | Bellevue, Washington, United States
Backend Java engineer for Store Seller Experience

### Software Development Engineer @ Amazon Web Services (AWS)
Jan 2020 – Jan 2021 | Seattle, Washington, United States
•	Migrated Amazon S3 traffic from Network Address Translator to VPC endpoint through CloudFormation, eliminated service availability risk and saved over 1 millions dollars per year.
•	Implemented large-scale distributed query system with gRPC for CloudWatch Logs Insights with high-performance query speed.
•	Improved CloudWatch Insights related APIs such as QueryDefinition with better mechanism for error handling and decreased false-positive error translation.
•	Automated pipeline deployment workflow such as clean stale server hosts to save hundreds of developer hours per year.
•	Implemented developer shell commands & metrics alarms for CloudWatch Logs for more efficient service maintenance.

### Full Stack Software Engineering Intern @ Match
Jan 2019 – Jan 2019 | Dallas/Fort Worth Area
•	Developed features on Android version of Ship such as updating user profile, user onboarding and group activity by Kotlin, REST API and multiple design patterns.
•	Developed regression and unit test cases for test automation by JUnit4 and Mockito.

### Software Development Engineer Internship @ Citrix
Jan 2019 – Jan 2019 | Miami/Fort Lauderdale Area
Cost Saving on Microsoft Azure Cloud Service:
•	Improved cloud resource management and saved ~$450K per year.
•	Identified unused resource groups in Azure by calling Citrix internal APIs with Python Request library.
•	Analyzed Virtual Hard Disk (VHD) usage with Python and applied an optimized retention policy in deployment with PowerShell to save spending.
•	Collaborated on a script to query virtual machines (VMs) under subscriptions and install packages remotely on each VM.
•	Created a cost analyzing GUI tool supporting SQL query, data filtering and analysis, visualization and identification of unused Azure subscriptions with Tkinter and Pandas in Python.


## Education
### Master of Science - MS in Computer Science
Georgia Institute of Technology
Jan 2017 – Jan 2019

### Master of Science - MS in Chemistry
Arizona State University
Jan 2014 – Jan 2017

### Bachelor of Science - BS in Chemistry
Wuhan University
Jan 2009 – Jan 2013


## Contact & Social
- LinkedIn: https://linkedin.com/in/shawnxiao7

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Source: https://flows.cv/fengshawn
JSON Resume: https://flows.cv/fengshawn/resume.json
Last updated: 2026-03-22