Full-Stack Engineer
Hark · San Jose, CA
$170,000–$400,000from the description
Jul 15, 2026
San Jose, CA
Jul 21, 2026
What this job asks for AI summary
A frontend engineering role focused on building the user-facing interfaces for an AI assistant that operates across voice, text, and vision. The work involves designing and shipping interaction surfaces for agentic workflows — including tool use, memory retrieval, and multi-step reasoning — from early prototype through production. It suits an experienced frontend engineer with a strong product sensibility and prior exposure to consumer-facing software.
Senior level · 5+ years · National · Full-time
“or” means any one of them counts — you don't need all of them.
We read this from the posting text with AI. Skim the description below before ruling yourself out.
How this req sits in the market our data
What the occupation pays Median $138,970 (middle half $107,524–$175,762). This posting is about at that midpoint.
Estimated from BLS employment for this occupation and area, per-skill prevalence across our listing corpus, and published wage benchmarks — as of Jul 28, 2026. It is a model, not a headcount.
Why we read it this way (6)
No specific frontend framework (e.g. React, Vue, Angular) is named anywhere in the posting — 'frontend engineering' is the only concrete technical gate stated.
LLM experience is required by firm language in the Requirements section ('You have used LLM-powered products… and thought about what would make them better'), framed as genuine curiosity/hands-on familiarity rather than a specific tool.
Voice/multimodal interfaces, real-time streaming UI, and agentic frontend experience all appear under 'Bonus Qualifications' and are preferred.
No work location or metro is specified; the role may be remote or at an unstated office — location could not be determined from the posting.
The compensation range ($170K–$400K) is unusually wide, which the posting itself acknowledges may vary based on individual factors.
Ignored 2 non-technology phrase(s) as skills (responsibilities/concepts, not named tools): frontend engineering, real-time streaming UI.
Read the full posting
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