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Member of Technical Staff, Infrastructure (Security)

Vapi, San Francisco, California

Posted pay

$150K–$300K

a year

Location: San Francisco, California
Work type: Not given
Level: Not given
Posted: Oct 18, 2025
Last check: 24 h ago
Job type: Software engineering

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What you will do

30 Days: Get deep into our infra through pen tests and threat modeling.
60 Days: Build and ship a new service like WireGuard.
90 Days: Own security end-to-end (AppSec, InfoSec, ITSec, InfraSec).

What you need

You’ve seen Series B to F.

You’ve scaled massive systems that are resilient and performant.

You think in threat models, not just features.

Bonus: You’ve built your own startup.

Why Vapi

Generational impact : Build the human interface for every business
Ownership culture : 70% of the company are previous founders
Kind team : The founders, Jordan and Nikhil, are Canadians
Tier-1 Investors : YC, KP seed, Bessemer Series A

Vapi (/ˈVɑːpi/)

We’re creating the shift to voice as humanity’s default interface
We’re the most configurable platform for deploying voice agents
We’ve grown to over 600k developers in two years, adding 2,000+ every day
Try talking to Vapi now!

Why We’re Hiring This Role

We serve large enterprises who have serious data security concerns.
We run a large multi-tenant platform and serve users across the globe.
It is vital we have excellent security practices and tight access controls.

Pay and benefits

Real stake : We offer a competitive salary and excellent equity ownership
Comprehensive health coverage : medical, dental, and vision plans
Team love : We love hanging out, and we do quarterly off-sites
Flexible time off : take what you need
More : catered meals, transportation, gym, and a $10k annual L&D budget

Read the job posting on the Vapi site

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Source: the Y Combinator job board. We last checked this job 24 h ago. We first saw it 8 days ago. A job on a job board does not always mean that the team interviews people now.

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Compared with similar jobs

This base pay is above the median for software engineering jobs in the Bay Area with no level in the job title.

Median: $198K a year
Other jobs in the group: 2,428

We compare the middle of each posted range. This is base pay as posted. The group does not include this job.