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Principal Applied AI Engineer

Appian Corporation - US💼 Full-time💰 $200,000–$200,000🗓 2026-09-11 → 2026-09-26

Core

Architect, build, and optimize high-performance production LLM systems and drive platform modernization for enterprise-scale AI automation.

Role type

Principal Applied AI Engineer (Senior IC)

Builds

Production LLM systems, AI agents, and enterprise-grade orchestration platforms

Domain

Enterprise Software / Applied AI / Large Language Models

Deliverable

production ML models

Required skills

Production LLM system design, AI agents, retrieval, structured generation, tool use, model routing, evaluation, observability, distributed systems, API design, security, reliability engineering, AI coding tools, technical architecture, mentorship

Preferred skills

Compilers, program analysis, formal specifications, legacy modernization, enterprise platforms (Salesforce, ServiceNow)

Technologies

LLM frameworks, AI coding assistants, distributed system tools

Responsibilities

Architect and optimize high-performance production LLM systems; lead platform modernization and code refactoring; build prototypes to de-risk novel AI approaches; manage product availability, latency, and scalability; coach and mentor engineers; publish technical documentation

Seniority

Principal, hands-on IC with strategic influence

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