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Principal Software Engineer

United States, Washington, Redmond💼 Full-time🗓 2026-07-17 → 2026-10-02

Core

Own the reference architecture and technical roadmap for an AI/Agentic platform, translating business objectives into platform investments while balancing speed, security, and maintainability.

Role type

Principal Software Engineer (AI/Agentic Architecture & Strategy)

Builds

AI/Agentic platform capabilities including orchestration, skills, tools/plugins, memory, retrieval, evaluation, and observability.

Domain

Cloud-native AI/ML and Agentic Systems

Required skills

System architecture design, AI/ML GenAI solution design, Cloud-native distributed systems, Full-stack development, Data engineering, Hands-on prototyping, Cross-team influence, Technical documentation

Preferred skills

Responsible AI principles, Security and compliance alignment, Telemetry standards definition, Reusable template creation

Technologies

C#, Python, JavaScript, React, RAG, LLM orchestration, Vector retrieval, Multi-tenant SaaS, Event-driven architectures

Responsibilities

Establish architectural guardrails and decision frameworks for AI systems, Define secure patterns for prompt/data handling and access governance, Design production rollout/rollback strategies and operational playbooks, Lead architecture/design reviews for major initiatives, Create reusable templates and reference implementations to accelerate delivery, Contribute to internal technical communities through documentation and guidance

Seniority

Principal, strategy & mentorship

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