Primigenum · SaaS product studio

Your SaaS, in 90 days.

Design, engineering and operations under one roof. Reliable, secure SaaS products — in production in three months, not three years.

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What we ship

Our own products.

Real SaaS we run in production. Designed, built and operated in-house — the same standard we bring to client work.

What you get

Reliable. Secure. Fast.

Reliability

CI/CD, observability and automated tests from day one. Production incidents surface in minutes, not on Monday.

Security

In-house authentication, rotating tokens, least-privilege by default. The posture a real SaaS needs — not an afterthought.

Speed

Wireframe to production in 90 days. Short iterations, frequent releases, every step reversible.

From the blog

The latest from the blog

· 10 min · bunengineeringperformancestress-testing

We Benchmarked Bun 1.4 on Our Auth Service — Primigenum

Bun 1.4 is the first Bun written in Rust. We benchmarked it against our real auth service — and found two bottlenecks and a security gap we could fix.

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Got a SaaS in mind? Ship it in 90 days.

Tell us what you want to build. We reply in person with a concrete plan within 48 hours.

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