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Principal Engineer, Core Product (Hybrid)

San Francisco💼 Full-time🗓 2026-09-04 → 2026-09-26

Core

Senior technical leader driving architecture and strategy for Homebase's critical product domains (Payroll, Scheduling, Time Tracking, HRM) to serve 100K+ SMBs.

Role type

Principal Engineer, Core Product

Builds

Resilient, scalable, and trustworthy product capabilities across Payroll, Scheduling, Time Tracking, and HRM; API platform for internal/external integrations.

Domain

SaaS / Workforce Management / Payroll

Deliverable

production ML models | product features | infrastructure

Required skills

Distributed systems architecture, Legacy system evolution, Ruby/Rails, Domain-driven design, API design, SOA, Event-driven architectures, Technical strategy definition, Cross-functional leadership, AI tooling fluency

Preferred skills

Payroll or workforce management domain expertise, Mentoring senior/staff engineers, High-velocity shipping environment experience

Technologies

Ruby, Rails, AI tools

Responsibilities

Drive technical vision and architecture across Core Product domains; Champion and deliver API strategy; Lead decomposition of systems into well-bounded services; Resolve cross-cutting technical challenges (data consistency, performance, reliability); Champion engineering culture and standards; Partner with leadership to align technical strategy with business priorities; Experiment with and deploy AI capabilities to accelerate engineering workflows.

Seniority

Principal, hands-on IC with strategic leadership

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