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Principal Software Engineer at HubSpot - ApplyBlast

Principal Software Engineer

HubSpot

1 month ago

3.5 on Glassdoor

Remote

Full Time

Senior

11 applicants

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About this role

The Principal Software Engineer will serve as the technical anchor for HubSpot's Breeze Assistant platform, shaping its architecture at the intersection of distributed systems, generative AI, and customer outcomes. This role involves defining AI agent patterns, expanding artifact capabilities, ensuring trustworthy GenAI outputs, and leading cross‑functional technical initiatives while mentoring engineers.

Responsibilities

Define agentic platform architecture and AI integration patterns
Lead development of production‑grade GenAI systems at scale
Mentor engineers and drive cross‑functional technical leadership

Skills

About HubSpot

hubspot.com

Headquarters

Cambridge, Massachusetts, United States

Company Size

5001-10000 employees

Founded

2006

View Profile

HubSpot is an agentic customer platform that provides marketing, sales, customer service, content, data, and revenue software built around a free Smart CRM to help businesses attract, engage, and retain customers. Its modular suite includes Marketing Hub, Sales Hub, Service Hub, Content Hub, Data Hub, Revenue Hub, and Agent Hub, offering tools for lead generation, marketing automation, sales pipeline management, customer support, content marketing, data management, CPQ and billing, and AI-powered agents. The platform serves businesses of all sizes — from startups to enterprises — across more than 135 countries, and is known for its inbound methodology, ease of use, and an extensive app marketplace.