Yu-Cheng Yang
SDE @ Amazon | Duke University MS ECE 2022-2024
- Role
- Software Engineer at Amazon
- Location
- Seattle, WA, US
- LinkedIn followers
- 500 followers
About Yu-Cheng Yang
Software Engineer | Backend | Distributed Systems | SRE | SDE I am David Yang,…
Experience
Software Engineer
May 2025 — Present · Seattle, WA, US
Built supporting services and tools for a Slack-based AI agent chatbot, integrating with AWS Tickety, Coral Weather API, and Phonetool to enable location-aware, weather-driven deal notifications for vendor managers.• Tested and debugged end-to-end agent workflows for my services, validating Slack message triggers, payload formatting, API responses, and data propagation across AWS and internal service APIs.• Previously in the DROP (Dynamic Regional Offer Program) team, designed a fault-tolerant Lambda-based region validation microsrvice to block invalid RABL metadata, improving offer regionalization accuracy and reducing pipeline errors.• Explored caching strategies, concurrency controls, and tradeoffs between inline vs. scheduled validation.
Education
西安电子科技大学
Bachelor's degree
2017 — 2021
Duke University Pratt School of Engineering
Master of Science - MS
2022 — 2024
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