Zhen L. Email & Phone Number

Toronto, Ontario, Canada

Toronto, Ontario, Canada

• Developed robust metadata storage management APIs, resulting in a 15% reduction in development time for various internal teams utilizing our service.
• Designed and implemented a versatile encoder/decoder module for base64 and JSON data, significantly improving the readability of DynamoDB table entries.
• Managed the service's load testing roadmap, collaborating with a teammate to identify and rectify 2 critical service bugs.
• Integrated Kotest for unit testing, contributing to both integration and system testing, which resulted in a 20% increase in code test coverage.
• Assisted the intern as his onboarding buddy, providing comprehensive one-on-one guidance that expedited his onboarding process by 1.5 days compared to the average.
• Cooperated with the AWS Application Security Team to address the security findings identified by security engineers, leading to our service successfully receiving security team sign-off 3 days ahead of the scheduled.

Toronto, Ontario, Canada

• Innovated and launched a resource usage analytics feature, aiding customers in efficient resource allocation and reducing system test run monthly costs by 12% for one of the internal team.
• Streamlined the user onboarding process for our reporting framework, achieving a 24% reduction in time-to-proficiency for new users.
• Maintained the test framework used by all other AWS RDS teams, also handled the customer-impacting operational incidents (on-call), reducing the average response time by 10%.