• Designed and implemented inter-region proxy in Go, a critical piece of Snap Map’s new location sharing infrastructure that enables global deployment, effectively reducing latency between mobile devices and servers, as well as allowing fine-grained control over inter-region traffic and cost

• Implemented and debugged central components to Snap’s new real-time location sharing backend in a highly concurrent environment often dealing with over 100k goroutines per instance

• Created an IP address to country mapping service that serves gRPC traffic on AWS EKS and is already used by multiple servers in Snap Map’s backend

• Implemented the registration and key sharing process in C++ and Python for the new Phantom mobile app

• Refactored C++ to efficiently process and respond to incoming requests from multiple devices

• Designed publisher/subscriber based notifications to allow live updating in the mobile app

• Improved GitLab pipeline using Vagrant and Packer, decreasing dev environment setup time

• Migrated all Zazzle video encoding processes to AWS reducing security risk and freeing up more expensive servers for other uses

• Modified Zazzle’s image Elastic Search to avoid overwriting data and provide consistent analytics

• Expanded change tracking program in C# to archive configuration details for Fastly, DNS servers, AWS…

• Supported development of web application using R and RShiny package to be used by Milliman clients

• Expanded functionality of C# code responsible for daily reporting and workflow

• Developed a Neural Network to price options using the Keras API on the Tensor Flow backend