Santa Cruz, California, United States
7+ years of experience as a Software Development Engineer at Amazon, specializing in large-scale distributed systems, low-latency APIs, and scalable data pipelines. Proven track record of leading cross-functional initiatives to integrate Amazon Pharmacy buying options into multiple third-party providers, driving significant user growth. Experienced in shaping and influencing product vision through technical proposals and leading end-to-end execution to deliver measurable business impact
Amazon Pharmacy Real-Time Offer Selection System • Orchestrated the re-architecture of the Offer Selection Service, aligning three engineering teams and implementing real-time inventory integration, enhancing system responsiveness and accuracy. • Delivered system enhancements with real-time syncing and dynamic validation, boosting inventory accuracy by 30% across the Amazon Pharmacy buying option search experience. • Spearheaded the migration to a hybrid inventory data pipeline architecture, combining real-time APIs and batch-synced data sources to replace legacy systems. Enabled faster and more accurate offer selection, reducing order processing delays by 45% for GLP-1 medications. Symptom Checker Annotation Generation Data Pipeline for Alexa NLU and ASR Testing • Automated dataset creation for Natural Language Understanding (NLU) and Automatic Speech Recognition (ASR) in Alexa Symptom Checker, reducing data generation time from 1 day to under 10 minutes by eliminating manual annotation. • Integrated Amazon Polly for high-quality voice synthesis, streamlining Data Science workflows and significantly accelerating model training and iteration cycles.
Amazon Managed Services - Created and Implemented automatic workflow via AWS Cloudformation API to enable AMS resources creation and update feature. - Built and Configured Service level availability metrics and alarms via AWS CloudWatch to achieve operational excellence
• Developed Restful API based on Spring Boot interacts with backend Oracle database • Used FasterXML to parse and validate request XML from client • Constructed a robust Back-End server by using Spring Boot framework • Used Postman and SQL Developer to test all the APIs • Finished unit tests with JUnit, Mockito , and PowerMockito • Manipulated version control by Git and GitLab. • Used log4j to generate log files • Participated in Information Dashboard project to build a platform which supports users to get statistics data. • Used Bootstrap framework for front-end, communicated with back-end by AJAX. • Participated in back-end side development, manipulated Spring Boot framework to build the back-end server and using Hibernate to do CRUD of MySQL.