GTM Engineer
GTM Engineer / Technical Sales at Langfuse
TLDR; Langfuse is building open source dev tooling for LLM apps based on observability/tracing. We have significant traction (we’re default alive), growing fast, and are looking for a technical profiles to build out our Go To Market functions in-person either in San Francisco or Berlin, Germany.
Background
Langfuse is the open-source LLM engineering platform, helping engineers understand user interactions with LLM applications and improve them. We work with great customers like Twilio, SumUp, and KhanAcademy and have raised a seed round from Y Combinator, Lightspeed, and General Catalyst. Tens of thousands of engineers rely on Langfuse - learn more about us here.
Your Role
As an early GTM hire, you’ll shape Langfuse’s commercial engine end-to-end:
Technical Sales in an inbound-led motion:
Help customers adopt and understand Langfuse for their use cases.
Own the full sales cycle: lead prioritization, product-led lead generation, pipeline management, technical POCs, negotiations, and closing deals.
Develop customer success strategies to ensure retention, upsells, and product adoption.
Build feedback loops between sales, support and product development.
Process & Systems
Design and implement CRM workflows, sales pipelines, and documentation (public sales materials, contracts, order forms).
Experiment with pricing, packaging, and sales strategies for both sales-led and product-led motions.
Maintain a rigorous system for tracking leads, engagement, and outcomes.
Technical & Commercial Insight
Understand Langfuse’s architecture and use cases to articulate our value proposition effectively.
Translate customer requirements (technical, compliance, business) into actionable product feedback.
Collaborate with product teams to align the commercial roadmap with customer needs.
Requirements
Hands-on experience in technical sales or customer success at a SaaS/devtool startup.
Proficiency with CRM tools (e.g., HubSpot, Salesforce) and sales automation.
Strong technical aptitude; familiarity with LLM/observability tools is a plus.
Willingness to work in-person ~4 days/week.
Bonus Points
You’ve used Langfuse (sign up for a free account [here](https://langfuse.com)) and understand our docs.
Experience in selling in open-source or developer-focused products.
Entrepreneurial mindset with a track record of building processes from scratch.
Experience in navigating enterprise POCs with technical leadership as key decision makers.
Why Langfuse?
Selling to sophisticated technical users
Competitive salary & equity compensation
Strong customer & revenue growth
You are joining really early
Extreme autonomy
Performance and learning focused culture
Everyone on the team says: "best place I've ever worked at"
2 short scheduled meetings per week
Our Process
We can run this process in less than 7 days:
Fill out application
We screen your application
First Call: Quick intro & chat about logistics
Second Call: Founder Deepdive (40mins), remote
Third Call: Technical Deep Dive interview (60min)
Super Day ( half or full day in Office, remote in some cases)
Meet the other founders (short calls)
Decision & Offer
Team & Culture
You’ll join our early core team, working closely with the founders Clemens (COO, sales) and Marc (CEO, product/marketing). Clemens is based in SF and Marc in Berlin, Germany. We prioritize in-office collaboration and the role can be based out of either office.
Learn more about Langfuse through our Handbook
Further Links:
Average salary estimate
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