// Service

Izrada custom API i backend-a in San Francisco

Remote Custom API/backend razvoj for San Francisco clients — written scope, full source handed over, no agency layer.

Custom backend sa modernim stack-om (Node/Laravel/FastAPI), REST ili GraphQL API, scalable arhitektura, OpenAPI dokumentacija, Docker deploy. Working remote with San Francisco clients in United States — typical industries: SaaS startups (Series A-D), AI companies, crypto and Web3, premium tech B2B. I work with clients across San Francisco — from SoMa, Mission, Hayes Valley, Castro and beyond. API endpoints sa OpenAPI dokumentacijom, baza (Postgres/MySQL), auth (JWT/OAuth2), rate limiting, monitoring, automated tests, Docker compose.

What you get

API endpoints sa OpenAPI dokumentacijom, baza (Postgres/MySQL), auth (JWT/OAuth2), rate limiting, monitoring, automated tests, Docker compose. Full source code handed over — it stays yours, no licensing strings.

How I work with San Francisco clients

Fully remote and async — everything in writing, over e-mail. I'm based in Leskovac (southern Serbia) and don't travel for projects; you review progress on a staging link and reply when it suits your day. Scope and terms are set out in a written offer before work starts, and the full source is handed over at delivery.

Why San Francisco specifically

I don't ship the same template to every city. tech capital. SF clients particularly value direct developer access. That difference goes into the build itself — the content, examples and tone match the industries that dominate here: SaaS startups (Series A-D), AI companies, crypto and Web3, premium tech B2B.

How quoting works

Every project gets a written quote based on scope — the pages, features and integrations you actually need. For Custom API/backend razvoj specifically, scope is what drives the effort. Send a short brief and you get a firm written offer within a few days.

Industries that fit

Most relevant San Francisco verticals for this service: SaaS startups (Series A-D), AI companies, crypto and Web3, premium tech B2B. tech capital. SF clients particularly value direct developer access.

Frequently asked questions

Do you build websites for San Francisco businesses?
Yes. San Francisco clients are typically in: SaaS startups (Series A-D), AI companies, crypto and Web3, premium tech B2B. Every site is tailored to the local industry and audience, not a generic template.
How does payment work for United States clients?
Payment terms are set out in the written offer, invoice-based, in the currency we agree there. Everything is defined before work starts.
What's the time-zone overlap?
I'm based in southern Serbia (UTC+1, same as CET). Overlap with United States depends on your zone, but the work is async and in writing anyway, so time difference rarely blocks anything.
Do you offer a fixed price?
Yes — the written offer states a firm scope and a firm total for it, so there are no surprises later. Full source code is handed over. No hourly retainers unless the scope is genuinely undefined.
How long does delivery take?
Smaller sites ship within days to a couple of weeks; larger scope (e-commerce with many SKUs, custom apps, multi-language sites) takes longer. The written offer states the exact timeline for your scope.

Ready to get started?

Tell me what you need — clear written scope, no surprises.

Pozovi