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Senior Software Engineer (Agentic AI)

United States, Washington, Redmond💼 Full-time🗓 2026-09-10 → 2026-09-26

Core

Design and build major components of an agentic sales platform, including orchestration, tools, grounding, evals, observability, and model routing.

Role type

Senior IC agentic AI software engineer

Builds

Production-grade agentic workflows and sales platform components

Domain

Sales technology + Agentic AI

Deliverable

production ML models | product features

Required skills

Agentic patterns, LLM-based system design, Evals, Observability, Multi-step workflow orchestration, Prompt-injection defense, Code review, System architecture

Preferred skills

Agent Harness proficiency (GitHub Copilot CLI, Coding Agents), Markdown specs/ADRs, YAML configs, Non-deterministic system debugging

Technologies

C#, TypeScript, Python, C, C++, Java, JavaScript

Responsibilities

Own components end-to-end from prototype to production, Contribute to Responsible AI bar, Raise agent-engineering bar via mentoring, Ship features with agentic tools, Stand up evals for non-deterministic systems, Contribute to multi-tenant safety posture

Seniority

Senior, hands-on IC

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