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Sr. Staff Engineer

Betterment· Engineering
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New York City$230k - $270kFull-timePosted 6mo ago

About the role

Senior-level engineer leading the AI Platform at Betterment, shaping technical direction for AI product development, building shared infrastructure, evaluation frameworks, and internal libraries, with collaboration across product, compliance, and engineering leadership.

Responsibilities

  • Work with a team of senior/staff engineers building the foundation that enables all Betterment teams to deploy AI features.
  • Define and drive Betterment's AI platform strategy – the shared infrastructure, evaluation frameworks, internal libraries, and guardrails that allow product teams to build AI features with confidence and speed.
  • Lead high-leverage projects that expand our organization’s AI technical capabilities, where AI organically enhances existing product value.
  • Partner with product teams to ship customer-facing AI functionality to production. Develop broad Betterment domain expertise in the process.
  • Partner with legal and compliance leaders to scale processes that enable teams to build AI functionality quickly and responsibly within a regulated financial services environment.
  • Mentor and grow senior engineers, sharing your experience to expand their impact and accelerate their growth

Qualifications

  • A strong technical lead capable of establishing the strategic vision for Betterment’s AI systems while also working hands-on alongside senior and staff IC colleagues to build it into reality.
  • Deep expertise in LLM systems, including prompt engineering, agentic workflows, and evaluation systems.
  • Experience operating AI features in production, ensuring quality and auditability via online and offline validation, automated monitoring, and human-in-the-loop oversight.
  • Comfort operating at the frontier. The ability and drive to stay current with emerging tools, techniques, and best practices within the rapidly evolving AI ecosystem.
  • Clear judgment about when to use AI and when not to, maintaining a grounded, pragmatic perspective on what we should ship to production today.
  • Proven track record leading successful projects that affect and development workflows used by multiple teams.
  • Fullstack development experience including React, GraphQL, and one or more server-side languages (Ruby, Java, TypeScript, C#, Python, etc.)
  • Experience making sound build vs buy decisions.
  • Ability to build trust and processes that transcend discipline and team boundaries.
  • Principled approach to balancing the need to move quickly today with the need to move quickly tomorrow, with an appreciation of how to meet high standards for customer quality and regulatory requirements.

Skills

Required:Technical leadership and strategic planningLLM systemsProduction AI featuresFullstack development

Benefits

  • medical, dental, and vision coverage
  • life and AD&D insurance
  • short- and long-term disability
  • infertility support and transgender health benefits
  • Employee Assistance Program (EAP)
  • transit benefits and FSA/HSA options
  • day-one 401(k) match
  • matching on qualified student loan payments
  • flexible PTO policy
  • equity for all employees
  • in-office attendance Tuesday through Thursday (for NYC HQ)
Last updated Jul 8, 2026. Interested? Apply on the company site.

About Betterment

Automated investing & Financial planning

Betterment can help grow your money by making saving and investing easy. Invest in a tailored portfolio, set buckets for your goals, and earn rewards.

investingfinancial planningsavingretirementtax-smart technologyinvestment portfolioscash management
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