Andrea Mariana Herrera

Sample

Senior Site Reliability Engineer at Chewy · Cloud infrastructure

Chewy
Seattle, WA · PT (UTC-8)
8+ years experience
Boston University
English
Messaging unavailable

Overview

Senior Site Reliability Engineer at Chewy, focused on cloud infrastructure. Brought on-call pages for infrastructure down from 26 a week to 1. Before that: Reddit and MongoDB. Most at home with Terraform and incident response. Board games, hiking, and terrible puns.

Good reasons to reach out
  • Speaking or podcast invitations
  • Thoughtful intros to people in my field
Please don't message about
  • Offshore staffing offers
  • SEO and link-building offers

Replies on weekday evenings

Skills
GoTerraformincident responseKubernetesAWSPrometheus

Experience

  1. Senior Site Reliability Engineer
    Jun 2024 - Present
    Chewy · 2 yr 4 mo · Full-time · Seattle, WA
    • Moved 76% of infrastructure traffic off a legacy monolith without a customer-facing incident.
    • Reduced cloud spend on infrastructure by 22% in two quarters.
    • Grew the infrastructure team from 3 to 35 engineers.
  2. Site Reliability Engineer
    Jul 2021 - Jun 2024
    Reddit · 2 yr 11 mo · Full-time · Seattle, WA
    • Shipped a rewrite that took build times from 42 minutes to under 2.
    • Reduced cloud spend on infrastructure by 37% in two quarters.
  3. Site Reliability Engineer
    Jun 2018 - Mar 2021
    MongoDB · 2 yr 9 mo · Contract · Seattle, WA
    • Wrote the Terraform service that now handles 34 million requests a day.
    • Shipped 6 launches on the infrastructure team without a rollback.

Projects

Side project: a commute planner
2025

Built with Kubernetes and Terraform. 3182 people used it last year.

Open-source Kubernetes toolkit
2022

A small library for cloud infrastructure that 684 developers star on GitHub.

References

No references yet.

Education

  1. Boston University
    BS, Computer Engineering
    2014 - 2018

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