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Principal Software Engineer, Developer Acceleratio

USA💼 Full-time💰 $266,200–$266,200🗓 2026-09-07 → 2026-09-25

Core

Design and implement AI-powered QA agents and autonomous decision systems for HubSpot's release engineering platform to handle hundreds of thousands of daily builds.

Role type

Principal Software Engineer (Agentic AI & Release Engineering)

Builds

AI-native release engineering platform, build infrastructure, test orchestration, and deployment pipelines for 2,000+ engineers.

Domain

SaaS / DevOps / Agentic AI

Deliverable

production ML models | infrastructure

Required skills

large-scale distributed systems, CI/CD, build infrastructure, agentic AI systems, architectural design, hands-on coding, cross-team initiative ownership, system debugging, technical mentoring

Preferred skills

hyperscaler or platform-provider scale experience, rethinking legacy infrastructure, driving roadmap for high-frequency deploys

Technologies

AI agents, deployment pipelines, test orchestration tools

Responsibilities

Shape technical direction for build, test, and deploy systems; design and implement AI-powered QA agents; drive roadmap toward 500+ deploys per minute; partner with engineering leaders to align release engineering direction; act as a multiplier through design reviews and technical mentoring.

Seniority

Principal, hands-on IC with org-wide influence

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