About Lang Chain:

At Lang Chain, our mission is to make intelligent agents ubiquitous. We provide the agent engineering platform and open source frameworks developers need to ship reliable agents fast.

Our open source frameworks, Lang Chain and Lang Graph, see over 90+ million downloads per month and help developers build agents with speed and granular control. Lang Smith offers observability, evaluation, and deployment for rapid iteration, enabling teams to transform LLM systems into dependable production experiences.

Lang Chain is trusted by millions of developers worldwide and powers AI teams at companies like Replit, Clay, Cloudflare, Harvey, Rippling, Vanta, Workday, and more.

What you will do:

• Own technical product narratives for Lang Smith, with a focus on Observability and Evaluation
• Explain how teams build, evaluate, and operate agents in production through clear, credible technical storytelling
• Write technical blog posts, author tutorials, and build demos on observability, evaluation, and agent best practices
• Create long-form video tutorials and short-form demo content that shows the product in action, starring you!
• Contribute evergreen technical content for education and SEO when needed
• Create product and customer-facing content used across launches, campaigns, and events
• Partner closely with Product and Engineering to trial features and validate technical messaging
• Help improve PM ↔ PMM handoffs and launch workflows
• Enable sales with competitive analysis, technical deep dives, and clear objection handling

What we're looking for:

• 6–10+ years of experience in product marketing, technical marketing, or developer marketing
• Experience working on highly technical products, ideally developer tools, infrastructure, or observability platforms
• Experience marketing to engineering and technical product teams
• Ability to code and reason about agentic production systems, including observability and evaluation workflows
• Strong understanding of APIs, SDKs, and technical architectures, with the ability to explain them clearly
• Background as an engineer, formal engineering education, or equivalent hands-on experience
• Strong written and verbal communicator, including experience creating technical content and leading demos or presentations
• Ability to translate complex technical ideas into clear, credible narratives for technical audiences
• Engaging on screen and on-stage storyteller
• Proven ability to partner closely with Product, Engineering, Sales, and Marketing
• Comfort operating in a fast-moving, high-context environment with a bias toward shipping and iteration

Compensation & Benefits:

• We offer competitive compensation that includes base salary, meaningful equity, and benefits such as health and dental coverage, flexible vacation, a 401(k) plan, and life insurance. Actual compensation will vary based on role, level, and location. For team members in the EU and UK, we provide locally competitive benefits aligned with regional norms and regulations.
• Annual salary range: $200,000-$240,000