About

Hyun Jung is a highly skilled Senior Software Engineer with over 6 years of experience in the field. Currently working at GOAT Group, she has a proven track record of delivering successful projects and streamlining processes. Her expertise lies in Ruby, Kafka, SQL, Redis, and UI development. In her previous role at The RealReal, Hyun Jung was responsible for syncing over 200,000 users on Stripe API through email initiatives using Elixir, Phoenix, and GraphQL. She also consolidated all payment details pertaining to consignor to a single admin dashboard using Ruby on Rails and GraphQL, reducing Consignor Relation team’s response rate by 75%. Additionally, she created a series of A/B tests using Optimizely to improve the completion rate of collecting Know Your Customer details by 9%. She also backfilled over 500,000 payment-related records to BigQuery using Elixir and Kafka to track changes in the API to be used for auditing. At Infuse.us, Hyun Jung developed a system that syncs up to 100,000+ inventories by importing and exporting between BigCommerce and Square APIs using Ruby on Rails, ReactJS, and Sidekiq. She also improved server stability by processing API responses in smaller batches, which reduced memory consumption by 67% using Ruby on Rails, Redis, and Sidekiq. She integrated Action Cable (WebSocket) to send continuous incremental progress of sync to the client, improving visual UI and increasing customer retention rate by 100%. She also enhanced performance by 50% by ensuring data tables had correct indexes and refactoring Active Record SQL queries to remove any N+1. Hyun Jung holds a Bachelor’s Degree in Cognitive Psychology from the University of California, Irvine. She also completed a React Nanodegree from Udacity and a Full Stack Web Development program from Coding Dojo. With her extensive experience and diverse skill set, Hyun Jung is a valuable asset to any organization.