Skip to content
Sample profile. This is an example profile that shows how Introworth works, not a real person. You can send a message to try the flow, but nobody reads or replies to it and you are never charged.

Sam Sullivan

Sample profile

Security Engineer at Magnet Bio · threat modeling, IAM

Works at
Magnet Bio
Location
Atlanta, GA · ET (UTC-5)
Experience
3+ years experience
Education
Rice University
Languages
English

Overview

I've spent 3 years on application security - first at Expedia Group, now at Magnet Bio. Brought on-call pages for product security down from 30 a week to 3. Before that: Intuit and Expedia Group. Most at home with threat modeling and IAM.

Good reasons to reach out
  • Questions about application security
  • Thoughtful intros to people in my field
  • Working sessions on threat modeling
Please don't message about
  • Generic networking requests
  • Recruiters for roles outside my stack
  • Unpaid work or spec projects

Answers in batches on Fridays

Skills
threat modelingIAMBurp SuiteAppSec

Experience

  1. Security Engineer
    Feb 2026 - Present
    Magnet Bio · 9 mo · Full-time · Atlanta, GA
    • Shipped 11 launches on the product security team without a rollback.
    • Cut p99 latency on the product security services from 771ms to 98ms.
    • Moved 71% of product security traffic off a legacy monolith without a customer-facing incident.
  2. Security Engineer
    Jul 2024 - Feb 2026
    Intuit · 1 yr 7 mo · Full-time · Atlanta, GA
    • Reduced cloud spend on product security by 37% in two quarters.
  3. Security Engineer
    Aug 2023 - May 2024
    Expedia Group · 9 mo · Full-time · Atlanta, GA
    • Reduced cloud spend on product security by 27% in two quarters.
    • Brought on-call pages for product security down from 12 a week to 1.

References

No references yet.

Education

  1. Rice University
    BA, Information Technology
    2019 - 2023

Details

Compensation expectations
What they are targeting for their next role.
Visible to connections
Direct contact details
Direct email and a scheduling link.
Visible to connections