San Francisco SaaS development — built to the standard the city sets.
San Francisco is where SaaS was invented. The bar for SaaS product quality is the highest in the world. RCB Software builds SF SaaS applications that meet that bar — architecture, code quality, UX, and deployment.
San Francisco SaaS founder with the highest technical standards who needs a V1 built correctly before hiring in-house
San Francisco sets the global standard for SaaS product quality. Stripe, Notion, Linear, Vercel — SF-based SaaS companies define the UX and engineering quality that every other SaaS is compared to.
What SF SaaS founders expect:
- A developer who knows what Stripe does and does it correctly
- A data model that doesn't surprise the first engineer who joins
- Performance that doesn't embarrass the product in a Series A investor demo
- Code that's ready for technical due diligence
SaaS application built — production quality, investor-demonstrable, handoff-ready for the first in-house engineer
B2B SaaS V1
the product that gets you to Series A
PLG-ready
architecture (product-led growth)
AI-integrated
SaaS features
Marketplace and platform
products
Developer-tool-quality
API products
One honest number to start.
Fixed-scope, fixed-price. The number below is the starting point — final scope is built from your brief.
SaaS application built — production quality, investor-demonstrable, handoff-ready for the first in-house engineer
Three steps, every time.
The same repeatable engagement on every project. No surprises, no mystery, no billable ambiguity.
Brief & discovery.
We send you questions, then get on a call. Output: a written scope with every step, feature, and integration listed.
Build & ship.
Fixed schedule, weekly reviews. No scope creep unless you change the scope — and if you do, we reprice it transparently.
Warranty & retainer.
30-day warranty on every launch. Most clients stay on a monthly retainer for ongoing features and maintenance.
Why Fixed-Price Matters Here
SF startup economics are unforgiving. Fixed-price development is a predictable line item on the burn rate spreadsheet.
Questions, answered.
8-12 weeks for a focused V1 with 2-4 core user flows, auth, billing, and the specific features needed to demonstrate the product hypothesis to investors.
Tell Ryel about your project.
Describe what you’re building and what outcome you need. You’ll have a written, fixed-price scope within the week.