Sr. Staff Engineer
Core
Lead the technical direction and build shared AI infrastructure, LLM evaluation frameworks, and internal libraries to enable product teams to deploy AI features quickly and responsibly within a regulated financial environment.
Role type
Sr Staff Engineer (AI Platform & Strategy)
Builds
Shared AI infrastructure, LLM evaluation frameworks, internal libraries, and customer-facing AI functionality for Betterment's financial products.
Domain
Financial Services / Artificial Intelligence / LLM Systems
Deliverable
production ML models | product features | infrastructure
Required skills
LLM systems expertise, prompt engineering, agentic workflows, AI evaluation systems, production AI operations, fullstack development (React, GraphQL, server-side languages), build vs buy decision-making, technical leadership, cross-functional collaboration.
Preferred skills
Experience in regulated environments, ability to balance speed with quality, mentorship of senior engineers.
Technologies
React, GraphQL, Ruby, Java, TypeScript, C#, Python
Responsibilities
Define and drive Betterment's AI platform strategy; build the foundation enabling all teams to deploy AI features; lead high-leverage projects expanding AI technical capabilities; partner with product teams to ship customer-facing AI functionality; partner with legal and compliance to scale responsible AI processes; mentor and grow senior engineers.
Seniority
Sr Staff, hands-on IC with strategic leadership