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Founding Account Executive

San Francisco, California, United StatesOnsiteFull Time$220–$260 /yrPosted 2 months agoVisa sponsorship availableHidden Gem · YC Startup

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Role summary

Sphere is seeking a Founding Account Executive to drive sales for its AI-native tax engine, which automates sales tax, VAT, and GST obligations for global businesses. This role involves full-cycle sales, including outbound prospecting, closing new logos, and expanding existing accounts across SMB and mid-market segments. The Founding Account Executive will collaborate with the Founder to build go-to-market playbooks, assets, and the revenue operations stack, playing a key role in shaping and scaling the company's global sales team. The ideal candidate is a self-starting "hunter" with proven B2B SaaS sales experience, a track record of exceeding targets, and experience in early-stage startups.

**Mission:**

Sphere has built the world’s first AI-native tax engine that helps companies like Eleven Labs, Replit, Runway AI, Windsurf (+ many more) automate their sales tax, VAT and GST obligations:

* We're growing rapidly (34%+ MoM revenue growth) and helping the fastest growing tech companies around the world including Eleven Labs, Replit, Windsurf, Fathom, Linktree, Photoroom, Sierra AI, Zed etc
* We’ve spent the last 1.5 years building local rails into tax authorities in both the US and internationally to properly automate compliance processes (no other vendor has done this)
* We're building the world's first AI-native tax engine (which will be the foundation for a broader cross border compliance platform; think Deel for international billing)
* We're well funded by Felicis Ventures and YC

Sphere is looking for a Founding Account Executive to work closely with the Founder (who has been doing founder-led sales to date) to help target mid-market US-based companies selling globally.

**Why this is a massive opportunity:**

🌍 Massive TAM: Every business around the world needs this. Compliance isn’t optional.

🌬️ Strong macro tailwinds: Businesses are expanding globally at a faster pace, while tax authorities are cracking down on cross-border compliance, driving urgent demand.

✨ AI advantage: Incumbents can’t scale beyond the U.S.; our AI-native tax engine can.

🔮 Product vision: Indirect tax is just the start; we’re building the Deel for international billing.

**What you will do:**

* Full-cycle sales: run outbound, close new logos, and expand existing accounts.
* Flex across segments: high-velocity SMB cycles and complex mid-market sales.
* Build GTM playbooks, assets, and revops stack with the Founder.
* Help shape and scale our global sales team.

**What’s important to us:**

* Hunter: Grit > pedigree.
* Fast shipper: If it can be done today, do it today.
* Self-starter: No hand-holding
* Experience in a quota-carrying role with a track record of exceeding sales targets.
* In-person: SF only.

**Requirements:**

* Proven experience selling B2B SaaS into SMB and mid-market segments.
* Early-stage startup experience (building processes from scratch).

_Nice to have:_

* Experience selling to the CFO / Finance roles
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