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Senior Frontend Software Engineer - AI Data Platform (Audio AI Infrastructure)

Confidential • United States
Visa Sponsorship
This Job is No Longer Active This position is no longer accepting applications
AI Summary

Build high-performance, data-dense interfaces for AI data infrastructure, solving complex audio AI challenges. Design and implement user-facing tools for leading AI labs, collaborating with researchers and operations. Own end-to-end development from concept to production in a fast-paced, well-funded startup environment.

Key Highlights
Design and build performant, data-dense interfaces for audio AI data platforms used by top AI labs and enterprises.
Collaborate with researchers and operations to translate complex data collection needs into production-ready tools.
Own full lifecycle of frontend development, from research-driven interface design to deployment and iteration.

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Key Responsibilities
Design and implement polished, high-performance user interfaces for audio AI data platforms used by thousands of daily users.
Build performant interfaces on top of heavy data processing pipelines, ensuring responsiveness under load.
Collaborate with researchers and operations to develop data collection interfaces that translate research hypotheses into production-ready tools.
Expose LLM and DSP-based tooling to customers, ensuring seamless integration with existing workflows.
Take ownership of end-to-end development, from interface design to deployment and iteration.
Technical Skills Required
TypeScript React JavaScript

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Benefits & Perks
$175,000 to $225,000 annual salary + competitive equity
Open to visa transfers (OPT, H1B)
On-site, San Francisco, CA (5 days/week)

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Nice to Have
Familiarity with TailwindCSS
Experience with tRPC
Domain experience in audio, ML, or data infrastructure
Experience with real-time data, audio waveform visualization, or Web Audio API
Strong design sensibility and comfort working from ambiguous specs

Job Description

Frontend Software Engineer - AI Data Platform

Company: $80M+ funded, AI data infrastructure

Location: On-site, San Francisco, CA (5 days/week in-office)

Salary: $175K to $225K + competitive equity

Sponsorship: open to visa transfers (OPT, H1B)

We're hiring Frontend Software Engineers for a fast-growing, well-funded startup building the data layer for audio AI. The founding team are former engineers and operators from leading AI data companies, and in under two years the company has landed a majority of the largest AI labs and enterprise tech companies as customers, with a waitlist behind them.

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Job Overview
Posted Aug 24, 2026
Employment Full-time
Experience Mid-Senior level
Location United States
Category Programming
Company Confidential
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