Product Marketing Manager

withvector.io; San Francisco (CA); Hybrid; USD 200,000 - 250,000; Full time

Job summary

WithVector.io in San Francisco is seeking a founding Product Marketing Manager to own PMM from day one. You will shape messaging, positioning and ICP storytelling while leading product and feature launches to accelerate growth.

The role is hybrid with SF HQ, reporting directly to senior leadership and collaborating across marketing, product and sales to enable partners and developers.

Qualifications

• Founding PMM role with full ownership from day one.
• Experience crafting messaging, positioning and ICP storytelling.
• Ability to drive launches, enablement for sales, partners and developers.

Responsibilities

• Own messaging & positioning, ICP storytelling, product & feature launches.
• Drive sales enablement, partner enablement, and developer community enablement.

Job description

We are working with one of the world’s most prominent AI infrastructure companies – the LLM orchestration layer powering Fortune 500s and cutting-edge AI teams alike. With 4M monthly users, 300K+ LinkedIn followers, and logos like Shell, BP, and JPMC, they have an extraordinary story to tell – and no one yet to tell it. This is the founding PMM role.

The Company

• LLM Orchestration Layer – the foundational infrastructure for building production-grade AI applications.
• Series A | $30M raised – backed by Greylock & Databricks Ventures.
• One of the most famous open-source projects worldwide – 50K+ GitHub stars, 4M monthly users.
• Market leader in their category – Shell, BP, and JPMC already deploying the platform.

The Leadership & Culture

• VP of Sales scaled a startup from $50K to $50M ARR – one of the elite sales leaders in AI infrastructure.
• CEO is an ex-Uber AI researcher – 300K+ LinkedIn followers, recognised thought leader in the LLM space.
• Low-ego, build-first culture – move fast, stay curious, be passionate.
• Hybrid from SF HQ.

The Role

• Founding Product Marketing Manager – first PMM hire, full ownership from day one.
• $200,000 – $250,000 OTE.
• Own messaging & positioning, ICP storytelling, product & feature launches.
• Drive sales enablement, partner enablement, and developer community enablement.

Process

• Intro call with Hiring Manager.
• Take-home assignment – present to Hiring Manager + team.
• Final interview with CEO/Founder.