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$150,000 – $215,000
Listed on LangChain’s own careers site. You apply with them directly — we never stand between you and the employer.
What this role is
A Professional Services engineer who works directly with enterprise customers to design, build, and deploy AI agent systems using LangChain and related frameworks. This role suits experienced Python engineers who have shipped production AI systems and enjoy collaborating closely with customers to translate their needs into working solutions.
Our summary, not LangChain’s wording. The full posting is on their site.
Skills this role names
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What they ask for
Required
- 4+ years of software engineering experience with deep Python expertise
- 2+ years building and shipping production agent systems
- Strong client-facing communication skills and ability to explain architectural decisions to technical stakeholders
- Strong experience with LangChain/LangGraph/Deep Agents or comparable frameworks, including multi-agent patterns and state management
- Deep familiarity designing and implementing evaluation methodologies for non-deterministic AI systems
- Ability to operate across advisory and embedded delivery models
- Willingness to travel up to 20% of the time
Nice to have
- Exposure to dataset curation and post-training techniques (SFT, DPO, RLHF) on open-weight models using tools like Axolotl, Unsloth, Hugging Face transformers, or TRL
- Experience with trace mining to drive continuous improvement loops