Hire Backend Developer · San Francisco

Hire a Backend Developer
in San Francisco

APIs and data models that don't fall over at your next funding round.

Hiring a backend developer in San Francisco? Senior backend engineers here run $250K+ base, and the search takes 60-90 days for someone who can actually own a data model, not just wire up CRUD endpoints. We ship the backend instead — API design, data modeling, and the boring reliability work — on a flat-price engagement.

Start a project See the SaaS Development page

San Francisco · Backend Developer

Hire local, year 1

~$423K

Base + benefits + payroll tax. 60–90 day search.

Engage us

$6,000+

4–8 weeks to first deploy.

Start vs 60d hire

Equity, signing, severance risk

The local read

Why hiring a Backend Developer in San Francisco is hard

SF founders compete with OpenAI, Anthropic, and every Series B sitting on $200M in dry powder. A senior engineer offer that actually wins here is $400K all-in, plus relocation, plus equity refreshers. At seed stage that's most of the round.

One named engineer with AI agents now does what a four-person team used to. Three-week timelines instead of three months. Flat-price quote in 24 hours after a discovery call. Pacific Time, overlap with your Sand Hill investors and your early customers in the same window. Code in your GitHub from commit one.

A senior backend developer here is a ~$423K year-one outlay after benefits, payroll tax, and the 60–90 day search. We're a $6,000+ flat engagement that starts inside seven days.

Did you know · San Francisco

Y Combinator has funded over 5,000 startups since 2005. Combined valuation is north of $600B.

Time zone

--:--:--

Pacific Time. You can DM us at 9am and get a response at 9:01am.

Sectors in San Francisco

AI and ML infrastructureDeveloper toolsConsumer appsClimate techFintech

Why this beats a hire

One AI-native engineer.
The output of a team.

One senior backend developer plus AI agents now ships what four engineers used to. Same code quality, half the cost, three-week timelines instead of three months. Built for pre-seed to Series A founders in San Francisco who need to ship before the next round closes.

Two paths in San Francisco

Hire a backend developer,
or engage us

Same outcome, different routes. The local hire path takes 60–90 days and locks $250K+ for year one. We're a flat-price engagement that starts inside seven days.

Path A · Hire local

~$423Kyear one

One senior backend developer in San Francisco, fully loaded

·60–90 day search through recruiters and inbound
·Equity, signing bonus, potential relocation
·Full-time only — no flexibility on capacity
·90-day probation of unknown output
·Bad fit means severance and a fresh recruiting cycle

Path B · Engage Start Matter

$6,000+flat

Quoted after a 30-minute call · 4–8 weeks

Senior engineer starts inside seven days
No equity, no signing bonus, no recruiting fee
Flexible capacity — scope up or down between phases
First deploy in two weeks — shippable output, not a slide deck
Hand off cleanly when you hire your team — your code, your repo

Skip path A · Start path BDiscovery call free · quote in 24 hours

The work, concretely

What we'd own day to day

The same scope you'd hand to a salaried backend developer, owned end to end on a flat-price engagement. No coordination overhead, no junior-on-the-bench, no estimation theatre.

API design that survives a v2 without breaking every client
Data modeling that holds up as the schema grows past the MVP
Background jobs, queues, and the retry logic nobody wants to write
Database performance — indexes, query plans, connection pooling — measured, not guessed
Auth, rate limiting, and the security basics a junior skips

Stack we use

Node.js / PythonPostgreSQLTypeScriptRedisDocker

Defaults — we deviate when the project demands it, not because something is fashionable.

Backend Developer work we've shipped

Real founders, real shipped product

Instead of hiring one backend developer who needs to ramp, you get senior work like this — from founders in San Francisco we've actually shipped with.

AI Tool · 2025

Irresistible Bot

The platform combines structured onboarding, intelligent prompts, and brand-specific logic to ensure every output is grounded in real context. The more details users provide, the better and more accurate the results become. This allows the AI to act as a true copy coach, not just a writing tool.

Visit the product

“I came to the team with a clear vision of what I wanted to build -- a coach bot that could truly reflect my voice, my methodology, and my years of experience in copywriting and coaching. Start Matter helped turn that vision into a real product, handling everything from the technical foundation to the branding elements like the logo and overall experience. What stood out most was how thoughtful and collaborative the process felt. The team asked the right questions, took the time to understand my brand, and helped structure the system in a way that makes the bot both powerful and easy for clients to use. It never felt generic -- it felt tailored to me and my audience. They also helped shape the onboarding and content flow, making sure the questions and prompts guide users to give meaningful input, so the results are genuinely useful and aligned with the message: "Let's Create Irresistible Copy Together." Start Matter didn't just build a tool -- they helped me bring my coaching approach into a scalable, digital format. I'm truly grateful for their care, clarity, and commitment, and I would absolutely recommend them to anyone building an AI-powered product rooted in real expertise.”

Vrinda Normand

CEO at Irresistible Online Marketing, Inc.

FAQ

About hiring vs engaging in San Francisco

How fast can you start?

Most engagements begin within seven days of the first call. There's no recruiter pipeline, no notice period, no relocation timeline.

Node.js or Python?

Node/TypeScript by default so frontend and backend share types end to end. Python when the work is data/ML-adjacent or you already have a Python stack.

Is this a full-time replacement?

No — we're a senior engineer on a flat-price engagement. For most pre-seed and seed-stage products, that ships more than a salaried hire would in the same window. When you outgrow it, we hand off cleanly to the team you hire.

Can you work with our existing database and infra?

Yes — we adapt to Postgres, MySQL, Mongo, whatever you're running. We'll flag it if the existing schema is actively working against you, but we don't force a rewrite to match our preferences.

Who owns the code?

You do, from commit one. Repo in your GitHub, infra in your cloud account. When you do hire someone, they onboard onto your code, not ours.

Got a question about working with us from San Francisco?

Ask me anything.
Right now.

Real chat. Real answers from our FAQ. If I don't have a clean match, I'll email you back within a day.

Time zone

--:--:--

Pacific Time. You can DM us at 9am and get a response at 9:01am.

Valery Satsura

CEO · Start Matter · usually replies in minutes

Hey, I'm Valery. Ask me anything about working with us from San Francisco.

Other roles in San Francisco

We also embed as

Backend Developer elsewhere

Same role, other cities

Ready when you are

Ship instead of hire.

30-minute call → flat-price quote in 24 hours → first deploy inside two weeks. No equity ask, no notice period, no recruiting fee.

Start the call See San Francisco overview

Hire a Backend Developerin San Francisco