James Kuo
SDE @amzn, University of Washington
- Role
- Software Engineer at Amazon
- Location
- Seattle, WA, US
- LinkedIn followers
- 500 followers
About James Kuo
I am a software development engineer with previous internship experience in full-stack…
Experience
Software Engineer
Feb 2022 — Present · Seattle, WA, US
Frontend facing data layer- Orchestrated an end-to-end API workflow, integrating data from the data warehouse to the frontend via GraphQL and AWS AppSync- Achieved global SLA compliance by integrating a GraphQL API with direct DynamoDB, consistently delivering P90 latency of 20ms.Backend facing data layer- Developed new service APIs with Elasticsearch to enhance client query flexibility for complex data, concurrently reducing system calls by 80%(10k TPS during peak) and stabilizing a large-scaled backend- Led cross-functional collaborations to define business and technical requirements and delivered a scalable and extensible solution, resulting in a 50% increase in traffic- Architected a highly scalable, serverless business data orchestration system using AWS Lambda and DynamoDB, achieving P90 20ms low-latency data API retrieval and meeting stringent SLAs- Designed and promoted a notification system for clients, handling 2k TPS at peak using AWS SNS and Lambda to detect data changes- Implemented DynamoDB global tables, reducing global API latency to p90 30ms and ensuring data synchronization for international business, enhancing user experience and regionalization- Established a full CI/CD pipeline for thorough testing, achieving 95% coverage in unit, integration tests and other security tests- Mentored new teammates with onboarding and resolving daily technical challenges.
Education
National Taiwan University
Bachelor's degree, Engineering
2013 — 2017
University of Washington
Master of Science - MS, Engineering, Scientific computing
2018 — 2020
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