HR Generalist

Braintrust

About The Position

Braintrust is the AI observability platform. By connecting evals and observability in one workflow, Braintrust gives builders the visibility to understand how AI behaves in production and the tools to improve it. Teams at Notion, Stripe, Zapier, Vercel, and Ramp use Braintrust to compare models, test prompts, and catch regressions — turning production data into better AI with every release. About the Role We're looking for a People Ops Generalist to own the day-to-day operations that make Braintrust run, and help us build the programs that will scale us to the next phase of growth. This role sits at the intersection of operations, compliance, and culture. You'll partner closely with People leadership, operations, and external vendors to keep our systems efficient, compliant, and people-first.

Requirements

2–4 years of experience in People Operations and have owned your work, not just supported it
Highly organized, detail-oriented, and don't let things fall through the cracks
Handle sensitive information with discretion and good judgment
Communicate clearly and empathetically - people trust you with their questions
Know your way around HRIS, payroll, and benefits platforms
Experience at a high-growth startup and know what it means to build a process from scratch

Nice To Haves

Familiarity with Rippling, multi-state employment law, or benefits administration

Responsibilities

Own end-to-end onboarding and offboarding: including the onboarding buddy program, cohort sessions, and 30/60/90-day check-ins, and use the data to improve how people ramp continuously
Manage immigration support across the employee lifecycle, coordinating with external counsel and employees to keep cases moving
Administer benefits across the US, Canada, EMEA - including enrollment, leave tracking (Cocoon), workers' comp, and 401(k)
Support performance management programs, including review cycles, performance improvement, and manager training
Leverage AI tools to streamline documentation, reporting, and employee communications