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Founding AI Fullstack Engineer (Intern)

Spira AI
San Francisco Bay Area
Full-time
AI tools:
Claude
Applications go directly to the hiring team

Full Description

About Spira

Spira builds AI Influencers that live inside your brand. They catch trends, create content, publish

across TikTok, Instagram, X — and more, and grow your accounts 24/7. Each AI Influencer has

its own persona, memory, and skills, getting smarter with every post.

We’re a Silicon Valley startup backed by institutional investors, with a founding team from Meta,

TikTok, CapCut, Midjourney, Google, Snapchat, and Robinhood. We ship fast, think big, and

use AI in everything we do.

What You’ll Do

• Ship features end-to-end across our Next.js web console, background workers, and AI

orchestration layer. mentored by CTO directly

• Use Claude Code as your default — write code, write tests, refactor at AI speed

• Read specs, write specs, and propose your own — engineering culture is doc-first here

• Triage and fix production bugs — interns ship fixes to prod, not staging

What You’ll Learn

• How a production AI agent system is actually built, orchestration, memory, evals,

monitoring

• How to use AI coding tools at the level of the engineers who built them

• What a real Silicon Valley codebase looks like — testing, CI, deploys, on-call

• Mentorship from senior engineers ex-Robinhood, Meta, Whale, Snapchat, Google,

Midjourney

Why Join Spira

• Work at the frontier of AI — every team uses AI in their daily workflow, not as a side

experiment

• Real ownership from day one — small team, fast decisions, your work ships and gets

seen

• Direct access to the founding team: ex-Meta, TikTok, Midjourney, Robinhood, Google,

Snapchat

• Backed by institutional investors with strong runway — building for the long arc

• Be part of defining what an AI-native company looks like. This is the beginning.

Applications go to the hiring team directly