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Principal Software Engineer, Developer Acceleratio

USA💼 Full-time💰 $266,200–$266,200🗓 2026-08-07 → 2026-10-02

Core

Design and build the future of HubSpot's release engineering platform, integrating agentic AI into the CI/CD pipeline to enable autonomous QA, risk assessment, and deployment decisions at scale.

Role type

Principal Software Engineer (Release Engineering & Agentic AI)

Builds

AI-powered QA agents, autonomous deployment pipelines, and foundational build/test infrastructure for 2,000+ engineers.

Domain

Software Delivery / CI/CD / Agentic AI / Distributed Systems

Deliverable

production ML models | infrastructure

Required skills

Large-scale distributed systems architecture, CI/CD platform design, agentic AI system design, hands-on production coding, cross-team technical leadership, incident management tooling design.

Preferred skills

Hyperscaler or platform-provider scale experience, rethinking legacy infrastructure, designing for non-deterministic software behavior. (via careerplan.io/jobs/13664-principal-software-engineer-developer-acceleratio-at-hubspot)

Technologies

AI agents, deployment orchestration, build infrastructure, QA automation frameworks.

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 mentoring.

Seniority

Principal, hands-on IC with org-wide influence