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Artificial Intelligence Engineer

SolomonEdwards
3 hours ago
Full-time
On-site
Charlotte, North Carolina, United States
AI Engineer
Our client, is looking for an AI Engineer to own and evolve a production conversational AI system. This assistant lets users ask natural-language questions and get back formatted answers, charts, and tables β€” powered by a LangGraph tool-calling agent, guardrails, and retrieval-augmented generation at scale.
What You'll Do
Extend the core chat pipeline: guardrails, query reformulation, embedding-based tool routing, agent orchestration, and response formatting
Maintain and grow a large domain tool layer over an internal API (schemas, auth checks, pagination, error handling)
Support a live production system: triage incidents, investigate latency/quality regressions, improve telemetry and runbooks
Improve RAG retrieval quality using PostgreSQL full-text search and pgvector, including hybrid approaches
Build evaluation practices that gate model/prompt changes: adversarial datasets, tool-selection accuracy, shadow traffic, canary rollouts, auto-rollback
Reduce LLM cost/latency via token telemetry, prompt trimming, caching, and model tiering
Strengthen security: tenant-scoped data access, server-side authorization, and prompt-injection defenses
Expand automated testing across commit, PR, nightly, and release gates
Must-Haves
3+ years building production backend services, including at least one shipped LLM-backed feature
Proven ability to take ownership of unfamiliar codebases safely using tests and traces
Strong async Python with strict typing discipline (mypy)
Hands-on experience with LangChain, LangGraph, or similar agent frameworks (tool/function calling)
Solid PostgreSQL skills: schema design, performance tuning, migrations, connection pooling
Experience operating live services: diagnosing issues from telemetry, rollback judgment
Understanding of AI security boundaries β€” treating model/retrieved content as untrusted, enforcing authZ outside the model
Comfort debugging across service boundaries using traces and correlation IDs
Familiarity with retries, backoff, circuit breakers for rate-limited APIs
Testing beyond unit tests β€” contract tests, eval of non-deterministic systems
Nice to Have
Experience with vendor-to-in-house system handovers
Azure (Container Apps, OpenAI deployments, Key Vault)
Terraform/OpenTofu, CI/CD pipelines
Vector search/RAG at scale, chunking, reranking
LLM-as-judge evaluation awareness
Guardrails frameworks (e.g., NeMo Guardrails)
Modern React/TypeScript exposure
Data privacy/retention engineering experience
Why Apply?
Join a high-impact engineering effort shaping how real users interact with complex operational data through AI β€” with strong ownership, modern tooling, and real production stakes.
Ready to make an impact? Apply now to learn more about this opportunity.