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Senior Language Engineer

United States, Washington, Redmond💼 Full-time🗓 2026-07-29 → 2026-09-25

Core

Design evaluation frameworks to measure LLM technical and non-deterministic performance, implement novel prompting techniques, and spin data flywheels to extract insights for improving model response quality.

Role type

Senior Language Engineer (LLM Evaluation & Prompt Engineering)

Builds

LLM evaluation frameworks, novel prompting techniques, and data flywheels for model quality improvement

Domain

Artificial Intelligence / Large Language Models (LLMs)

Deliverable

production ML models

Required skills

LLM evaluation, prompt design, context window management, data science, machine learning, software development, agent/orchestration frameworks, tool use, product iteration, user feedback analysis

Preferred skills

Statistics, predictive analytics, consumer product shipping

Technologies

LLM evaluation frameworks, agent frameworks, orchestration frameworks

Responsibilities

Create evaluations and establish evaluation frameworks to measure technical and non-deterministic performance; implement novel prompting techniques; spin the data flywheel to extract insights from language datasets; own the status of key projects and identify risks; navigate code repositories to implement context engineering improvements and write LLM scorers and classifiers.

Seniority

Senior, hands-on IC

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