Case Studies

A sampling of consulting engagements over the past decade or so. Most start the same way: a system that's gotten slow, or a scaling decision that's hard to reverse, and a need for an honest read on what's actually wrong. Client names are withheld; the technical detail is real.

A Rails advisory relationship that came back years later

Architecture and performance counsel for a clinical-genetics SaaS — and a repeat engagement after a multi-year gap.

Clinical genetics (healthcare SaaS) 2013–2024

Coaching an agency's developers through a database crunch

A crisis call, then a half-day onsite teaching a Rails shop's own team how to keep MySQL fast.

Software agency (nonprofit & government clients) 2014

Five seconds to 1.2, the same day

Profiling and fixing a slow pedigree page in a livestock-management Rails app — and teaching the client the technique.

Agriculture software (herd management SaaS) 2015

iPhone Mobile communications Review

A focused architecture review for an iPhone chat backend — four scaling options, a recommendation, and a benchmarking plan the client ran himself.

Mobile app (consumer chat/social) 2011

Database reviews for a public diagnostics company's SaaS

Two performance-and-architecture engagements for a publicly-traded veterinary diagnostics firm — one referral led to the next.

Veterinary diagnostics (publicly-traded SaaS) 2015–2016

Fixing Rails performance on a live charity SaaS

Memory errors, a thrashing cache, and N+1 queries on a Heroku app failing at seven concurrent users — diagnosed and fixed in the client's own codebase.

Social-impact / charity SaaS 2021

A small client who kept coming back

A performance report, then backups, MySQL tuning, and bug diagnosis for a property-management SaaS — and a relationship that stayed warm for years.

Property & community management SaaS 2013–2014

De-risking a scaling event before the school year

A fixed-scope Rails performance audit for an EdTech startup bracing for 15,000 students at once — delivered inside the estimate.

EdTech (project-based learning SaaS) 2021

Hunting a three-year intermittent lock problem

Live diagnostic sessions and a written report on database lock contention in a high-traffic rental-management SaaS — including the honest part, where the intermittent bug stayed hard to catch.

Rental-business management SaaS 2022–2023

A scaling review for a sensitive-data Rails app

A performance and architecture report for an identity- and income-verification product — read-only access, a regulated domain, and a quietly successful engagement.

Identity & income verification (fintech SaaS) 2015