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QuantmHill

Industries — SaaS

SaaS development that keeps pace with your roadmap

Your roadmap is a promise to customers and investors. We add senior engineers who work inside your codebase, your CI, and your release cadence — so features ship on the dates you announced and the platform underneath them stops accruing debt.

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The stakes

Where SaaS projects go wrong

01

Seat growth stalled and the product is the reason

Trials convert when users hit value fast. If activation depends on a slow first load, a confusing onboarding flow, or features half-shipped across three quarters, no amount of demand generation fixes it. We treat activation and conversion as engineering metrics, not just marketing ones.

02

The frontend that won your first customers now slows every release

Early SaaS codebases are optimized for speed to market, not for the fourth year of feature work. When every change triggers regressions and estimates keep doubling, you need a measured replatform — incremental, behind flags, with no release freeze.

03

Enterprise deals stall on SSO, audit logs, and tenant isolation

Moving upmarket means SAML and SCIM, per-tenant data isolation, audit trails, and role models your MVP never needed. This layer follows well-worn patterns; the craft is fitting it to your data model without forking your product or freezing your roadmap.

Case study

What that looks like shipped

A SaaS learning platform replatformed its frontend with us — incrementally, behind flags, with no release freeze — and watched page speed turn directly into trial conversion.

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SaaS

1.2s LCP, +19% trial conversion

Course-authoring SaaS · US

Read the case study

FAQ

Buying software services in SaaS

The questions SaaS buyers actually ask us — answered the way we’d answer them on a call.

No — we join it. Our engineers work in your repository, follow your review process, and ship through your CI pipeline behind your feature flags. The goal for the first two weeks is external PRs merging at the same review standard as internal ones, not a parallel codebase you have to absorb later.

Most of our SaaS work is incremental. Full rewrites are a last resort; the default is a strangler-style migration where new code ships alongside old, behind flags, with the option to stop at any point and still be better off. We recommend a rebuild only when measurement — not frustration — says the old system can't get there.

As a scoped track that runs parallel to your roadmap, not a detour through it. SAML and OIDC, SCIM provisioning, audit trails, and tenant isolation are well-understood problems; the real work is fitting them to your data model without breaking existing customers. We scope that fit in the first week.

You own everything from the first commit — code, infrastructure, and documentation, all in your accounts. Because we work in your repo, there is no handover cliff: your engineers review our PRs throughout, and the final month of any engagement shifts weight toward pairing and documentation.

For evolving roadmaps we recommend a monthly retainer with a fixed senior team and a re-prioritized backlog — you redirect the team, you don't renegotiate the contract. Fixed-price projects are reserved for well-bounded scopes like a frontend replatform or an enterprise-readiness track.

Have something ambitious in mind?

Tell us what you're building in SaaS. We'll reply within one business day with an honest read on whether we can help.