Christopher Rink Email & Phone Number

United States

Austin, Tx, Us

• Designed and led the infrastructure, CI, and code implementations of a production grocery data service to provide up-to-date pricing and availability information for 640m individual products across over 20k retailers nationwide• Designed and deployed an algorithm in the grocery data ingestion pipeline which reduced AWS spend for that service by $72k/year and reducing average database CPU load by over 50% and IOPS by 6000• Designed an algorithm for reducing product pricing query p95 (made dozens of times per user session across thousands of user sessions per day) from 10s to under 2s• Built an operational dashboard in Datadog for the grocery data service including full-stack tracing and custom metrics of the technical components (database, queue, cache, and service) and relevant business processes• Migrated legacy AWS infrastructure in a single account into multiple different accounts in an AWS Organization, improving the security and compliance posture of Season's infrastructure• Led the effort to migrate from a series of legacy Terraform modules into uniform and organized Terragrunt modules and configurations, reducing the complexity of most infrastructure tickets by 2 to 3 points• Designed and implemented the initial infrastructure for Season's data warehouse with dbt and Snowflake, centralizing hundreds of ad-hoc reports and providing business users with a holistic view of operational data

New York, Ny, Us

New York, Ny, Us

• Designed a custom enterprise data pipeline tool which imports data from disparate sources, transforms and normalizes it, and dispatches relevant tasks • Led the engineering team implementation of the data pipeline tool implementation for two customers • Deployed data pipeline product to AWS using Terraform and Kubernetes

New York, Ny, Us

• Designed an ETL framework to migrate from a legacy data model in a graph database (Datomic) to a new relational domain-driven data model in Postgres• Constructed dashboards and calibrated alerts for evaluating business and operational metrics for all of my team's services (using ELK stack)• Built an internal API service for dispatching SMS, Email, and Fax communications to users, abstracting metadata and integration pain from internal clients• Migrated off an existing monolithic REST API to a query-driven API written in Clojure (and learned Clojure!), unblocking application developers for feature development• Performed various engineering duties such as: on-call rotation for my team's applications, interviewing, running post-mortems, etc.

Verona, Wi, Us

• Resolved over 250 issues across Epic's healthcare software system, focusing on its internal messaging app• Designed and developed 22 new features across full custom client/server stack for Epic's 2015 release• Wrote more than 350 code review comments across over 100 different feature additions and bug fixes• Managed product quality by triaging issue reports based on customer impact, severity, and complexity• Evaluated more than 120 developer candidates with graded programming assessments and phone screens

Verona, Wi, Us

• Redesign and develop content for over 20 types of common messages received by physician users• Reduce message report render times by 20% by reducing database API calls and removing unused content• Updated reporting content from multiple medical domains by collaborating with workgroups across Epic• Organized team effort to improve internal wiki documentation and habitually write new documentation

Athens, Ga, Us

• Developed and maintained 2 web applications designed to engage student body with web services• Increased student course evaluation response rate by 40% by providing a web interface for students• Provide 3 different reports analyzing student feedback for instructors, courses, and curriculum• Mentored 9 new student employees in development tools, environment, and customer support practices

Bachelor Of Science, Statistics

Bachelor Of Arts, Economics