sean o'brien

senior solutions architect

i help teams cut cloud costs.

i’ve saved businesses 30-40% on their aws bills without rebuilding their entire stack.

tell me about your project

6x aws certified

available for new projects

how i work

01

quick call

we jump on a call, you tell me what’s going on. no questionnaires, no scoping documents.

02

i join your slack

i embed with your team. real-time communication, not status reports and weekly check-ins.

03

i fix the problems

i get into your aws environment and start making changes. you see results, not slide decks.

04

you keep the savings

once the work is done, the improvements are yours. no lock-in, no dependencies on me to keep things running.

results

40%

cost reduction

fintech startup — platform overhaul

a growing fintech team was stuck on a monolith that cost too much and deployed too slowly. migrated to microservices on ecs with rds and cloudfront — cut costs by 40% and went from monthly releases to daily.

ecsrdscloudfrontterraform
99.99%

uptime

healthtech — disaster recovery

a healthcare platform was going down every other week, costing them users and trust. architected a multi-region active-active setup with automated failover — 99.99% uptime since.

route 53aurora globals3 replicationcloudwatch
$180k

annual savings

e-commerce — cost optimization audit

an e-commerce company’s aws bill was growing faster than their revenue. conducted a full cost review — rightsizing, reserved instances, and architectural changes saved $180k annually.

cost explorertrusted advisorsavings plansec2

what clients say

“sean helped us rethink our entire aws architecture. our monthly bill dropped by 35% and our deployments went from stressful all-day affairs to routine 10-minute processes.”

— cto, series b fintech startup

“we were spending a fortune on infrastructure with no clear picture of why. sean found $180k in savings in the first week and rebuilt our systems to actually handle our growth.”

— vp engineering, e-commerce platform

“our platform went down every other week and it was costing us users. sean redesigned everything so we haven’t had a single outage in over a year.”

— founder, healthtech startup

ready to cut your cloud costs?

get in touch

get in touch

tell me what you're working on and i'll get back to you within 24 hours.