Service
Product Engineering Services
Hashorn provides product engineering services that combine engineering, QA, security, and DevOps into a single delivery unit. No vendor handoffs, no "we ship and they test" — the same team that writes the code reviews it, tests it, secures it, and operates it.
Why teams hire us
What we solve
The recurring patterns that bring product teams to Hashorn.
Velocity that drops every quarter as the codebase ages.
QA, security, and DevOps treated as someone else's problem.
Engineering teams that ship features but can't ship reliably.
Customer-facing incidents traced back to gaps the original engineer didn't think to test.
Founders spending more time on vendor management than product.
What you get
What we deliver
Concrete outcomes from every engagement, not slideware.
Senior engineers paired with senior QA and security engineers in a single sprint.
Weekly demo cadence with working software you can click on.
DevOps and observability scoped into the engagement, not bolted on.
Architecture decisions documented in a shared decision log.
Knowledge transfer baked into every sprint — your team owns what we ship.
How we deliver
Our process
Senior engineers run the work. AI handles the scaffolding. You see weekly progress.
01
Discovery
Architecture, team shape, KPIs, weekly demo cadence.
02
Foundation
Architecture decisions logged. First feature live by end of week 1.
03
Ship
Weekly demos. Sprint commitments tracked in BuildOS.
04
Scale
Runbooks, monitoring, on-call coverage, optional retainer extension.
Stack
Tools and technologies
Engagement
How we work with you
Three models. Pick the one that fits your team, your stage, and your budget.
Project
Fixed scope, fixed timeline, weekly demos. Typical 8–16 weeks.
Dedicated pod
Embedded engineering + QA + part-time security on retainer.
Engineering audit
Two-week assessment with prioritised improvement plan.
Why Hashorn
What makes us different
One team for build, test, secure, and operate — no vendor handoffs.
Senior-only delivery with 6+ years average experience.
Weekly Friday demos with working software, not status decks.
Knowledge stays with you — every PR is reviewed by your engineers.
FAQ
Questions clients ask before we start.
Start a product engineering engagement.
Tell us what you're building, we'll tell you how we'd ship it.