Member of Technical Staff, Backend jobs in United States
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Vapi · 2 weeks ago

Member of Technical Staff, Backend

positionUnited States
timeFull-time
remoteRemote
seniorityMid Level

Vapi is creating the shift to voice as humanity’s default interface, and they are seeking a Backend Engineer to enhance their voice agent platform. The role involves owning projects, ramping on the voice agent pipeline, and engaging with customers to design long-lasting APIs.

Artificial Intelligence (AI)Developer PlatformMachine LearningSoftware
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H1B Sponsor Likelynote

Responsibilities

You’ll ramp on our voice agent pipeline. It’s hard and fun
You’ll own end-to-end large projects like WhatsApp voice agents or auto RL loop
You’ll talk to customers and design APIs that last a century and delight them

Qualification

Backend engineeringAPI designVoice technologyProject ownershipStartup experience

Required

You've seen Series B to F
You'll ramp on our voice agent pipeline
You'll own end-to-end large projects like WhatsApp voice agents or auto RL loop
You'll talk to customers and design APIs that last a century and delight them

Preferred

You've built beautiful products that we admire
Bonus: You've built your own startup

Benefits

Comprehensive health coverage: medical, dental, and vision plans.
Team love: We love hanging out and do quarterly offsites.
Flexible time off: take what you need.
More: catered meals and transportation, gym & coaching stipends!

Company

Vapi

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Vapi is a voice AI platform that allows developers to build, test and deploy voice agents for phone calls and customer support.
dateFounded in 2023
location
San Francisco, California, USA
people-size11-50 employees
web-link
https://vapi.ai

H1B Sponsorship

Vapi has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (9)

Funding

Current Stage
Early Stage
Total Funding
$20.12M
Key Investors
Bessemer Venture PartnersY Combinator
2024-12-11Series A· $20M
2021-03-23Pre Seed· $0.12M

Recent News

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2025-10-11
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2025-08-01
Company data provided by crunchbase