Principal Software Engineer

🔥 0 minutes ago

🇺🇸 United States – Remote

💵 $313.8k - $502.1k / year

⏰ Full Time

🔴 Lead

🧑‍💻 Full-stack Engineer

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HubSpot

WebsiteLinkedInAll Job Openings

1001 - 5000 employees

Founded 2006

🤝 B2B

☁️ SaaS

📣 Marketing

B2B • SaaS • Marketing

HubSpot is an AI-powered customer platform that combines marketing, sales, and customer service software into one integrated suite. With over 238,000 customers in 135 countries, HubSpot offers tools for marketing automation, sales management, customer service, content marketing, operations, and B2B commerce. With products like Marketing Hub, Sales Hub, Service Hub, and Content Hub, HubSpot enables businesses to generate leads, close deals, and provide excellent customer support, all while using AI to enhance operations and insights. The platform is designed to unify teams and customer data, supporting both small startups and large enterprises in their growth journey.

📋 Description

• Define the architecture and evolution of HubSpot’s core observability platform covering distributed tracing, metrics, and structured logging • Set instrumentation standards across a large, polyglot engineering organization • Lead the technical strategy for tracing and understanding AI agents and ML-powered systems in production • Define telemetry primitives, standards, and debugging workflows for AI and ML systems • Architect high-cardinality, high-throughput telemetry pipelines and storage systems • Balance sampling, fidelity, retention, cost, query latency, and developer ergonomics • Ship production code and lead design reviews and high-impact initiatives from prototype to production • Design instrumentation APIs and libraries and drive OpenTelemetry adoption • Build tooling that turns raw telemetry into actionable operational signals • Define SLO/SLI, alerting, and proactive incident-response patterns • Partner with infrastructure, platform, and product engineering teams to address signal gaps • Influence technical strategy and translate observability considerations into product and operational decisions • Mentor senior engineers and tech leads • Capture learnings from major incidents and large-scale migrations

🎯 Requirements

• Proven experience building observability or telemetry tooling for internal engineering teams • Experience architecting developer platforms serving thousands of engineers across a large organization • Deep expertise in telemetry pipeline design, including high-cardinality data, dynamic sampling, query latency, retention economics, and data fidelity • Strong technical fluency with OpenTelemetry, distributed tracing engines, metric backends, and large-scale log ingestion infrastructure • Proven track record linking telemetry signals to automated operational workflows • Experience designing real-time telemetry triggers for automated remediation, dynamic runbooks, or AI-assisted root-cause diagnosis across microservices environments • Experience with large-scale distributed systems, developer platform design, and AI observability • Ability to ship production code and lead high-impact initiatives end-to-end • Ability to design instrumentation APIs and libraries and drive OpenTelemetry adoption • Experience defining SLO/SLI design and alerting practices • Ability to partner with infrastructure, platform, and product engineering teams • Ability to mentor senior engineers and tech leads

🏖️ Benefits

• Equity plan participation with restricted stock units (RSUs) for eligible roles • Annual bonus targets under HubSpot’s bonus plan for eligible roles • On-target commission for employees in eligible roles • Overtime pay for eligible roles • Flexible work arrangements • In-person onboarding at a regional HubSpot office for Engineering team members • In-person Product Group Summit and other gatherings for broader Product team members • Accommodation support for travel limitations or other reasons • Disability accommodations and assistance