Experience
PayPay — Software Engineer, Online
Remote, Jun. '21–Apr. '22
Tokyo, Japan. Apr. 2022–current
- Backend engineer on the Online team, which external APIs for
accepting PayPay payments online
- Designed, documented, and implemented new APIs used by merchants
to accept PayPay payments
- Designed and lead a new microservice, using requirements from
Product Managers and other teams
- Technologies:
- Spring Boot, Java, & Kotlin
– for backend implementation
- AWS – for cloud hosting
- Refactored codebase to improve test coverage, uncover bugs, and
improve maintainability
Square — Software Engineer, Orders API
Atlanta, GA. Aug. 2018–Dec. 2020
- Backend engineer on the Orders API team, which operates both a public REST
API, as well as internal systems that serve Square Point-of-Sale mobile apps
- Designed features that integrate
with many microservices such as payments, catalog,
and customers
- Work emphasizes designs that are maintainable,
scalable, strongly consistent, and highly available
- Technologies:
- Java – for API server implementation
- Protocol Buffers – for RPCs,
modeling the API schema, and database serialization
- TypeScript & JavaScript –
for building internal web interfaces
- MySQL – for durable, distributed storage enabling
a strongly consistent API experience
- Refactored complex validation logic to greatly
improve test coverage and reduce maintenance burden
- Created reusable library functions to support multiple API
versions with minimal effort
- Wrote and presented thorough documentation for complex internal calculation logic
Qualtrics — Software Engineer Intern, Data Platform
Seattle, WA. Summer 2017
- Technologies:
- Scala – for backend implementation
- Elasticsearch – for aggregating metrics to produce custom reports, and
for log analysis
- Redesigned a data aggregation feature to get correct weighting across different
displays
Qumulo — Software Engineer Intern, Filesystem Performance
Seattle, WA. Summer 2016
- Technologies:
- C – for filesystem server implementation
- Python – for integration-test automation and code
generation
- Doubled free-space reclamation rate by implementing sharding for large file deletion
- Eliminated lock contention in a multithreaded cache to
reduce file operation latency
Square — Software Engineer Intern, Public API
San Francisco, CA. Summer 2015
- Technologies:
- Node.JS – for implementation of microservice
serving public API
- Go – for implementation of a new microservice to
eventually replace the Node.JS server
- Optimized and refactored public API server to halve average response time