Sr. Technical Marketing Engineer

Why Promptfoo

Promptfoo is an open-source framework for evaluating AI agents, red teaming, and AI application security. Over 250,000 developers use it to test LLMs, LLM-powered applications, and agent behavior across tools and models, and plug into CI/CD. Promptfoo is the most popular open-source AI red-teaming framework and is growing quickly. Promptfoo is backed by Insight Partners and Andreessen Horowitz and is based in San Mateo, CA (SF Bay Area).

Why this Role

Promptfoo has a thriving open source community of 250,000+ developers who help our engineering team build out a strong product. This also helps build out an efficient path to the enterprise pipeline. This role exists to turn that interest into adoption and commercialization.

As a Technical Marketing Engineer, you will create the technical demos, tutorials, and videos that help developers discover Promptfoo. You will also support the Solutions Engineering team with late-stage deal acceleration.

What You’ll Be Doing

Content & Technical Education

• Create technical tutorials, deep dives, quickstart guides, and how-to guides using real configs, datasets, and results

• Produce clear, concise video demos (2-5 minutes) featuring live walkthroughs, diagrams, and screenshots

• Write blog posts that showcase new features, integrations, and attack techniques

• Validate fixes and new features; create content to promote these for prospects and customers

PLG Conversion

• Drive the OSS to Enterprise adoption transition pathways of our technical practitioners

• Identify high-value open source users and build programs to move them into the enterprise path

• Collaborate with the DevRel team to support user journeys in Discord and GitHub including answering questions, turning FAQs into docs, and surfacing product feedback

• Share practical tips and insights in external communities (Reddit, Hackernews, Product Hunt, LinkedIn, etc.) to build awareness

• Surface insights on what's resonating (and what's not) to improve PLG conversion

Conferences & Live Content

• Submit and deliver talks at security conferences (Black Hat Arsenal, BSides, DEF CON)

• Host webinars, office hours, and live workshops for developers and security teams

• Represent Promptfoo at events with technical depth and authenticity

• Build custom demos and technical collateral for prospects for late stage opportunities

Demos & Integrations

• Build small, well-documented sample apps that showcase Promptfoo capabilities

• Demonstrate modern patterns for red teaming, agents, RAG security, guardrails, and CI/CD integration

• Track new AI frameworks and model APIs; publish examples and integrations quickly

Who You Are

• 5+ years in technical marketing, developer advocacy, solutions engineering, or a similar technical role

• Engineering background with strong Python or TypeScript skills; able to build clean, minimal demos

• Comfortable on camera; experienced creating video content, presenting live, or delivering technical talks

• Clear understanding of security concepts: red teaming, penetration testing, vulnerability scanning

• High agency: you plan your own work, ship weekly, and iterate based on data

• Clear, concise communicator who can explain complex topics to both developers and executives

• Authentic presence: you are a practitioner first

Must-have

• Experience with LLMs, AI/ML applications, or AI security tooling

• Track record of conference talks, published guides, or technical video content

• Familiarity with product-led growth motions and community-driven GTM

• Background in open source communities or developer tools