Staff Engineer

Interface AI

$310K — $340K *
Consumer Technology
8 - 10 years of experience
Job Overview by Ladders

Qualifications

  • 8+ years in engineering roles with 3+ years at senior/staff level
  • Experience in building large-scale distributed systems for 10M+ users
  • Deep knowledge in AI/ML systems or high-scale data infrastructure
  • Strong opinions on AI model architectures and evaluation methods
  • Preferred: Degree from a top 20 CS program or higher degree in relevant field

Responsibilities

  • Define technical direction for AI platform or consumer product layers
  • Make architecture decisions impacting the entire engineering team
  • Serve as a technical peer to CTO Bruce Kim, advocating for clarity and resolution
  • Attract and recruit senior engineering talent through personal networks
  • Write, review, and debug production code - active hands-on role
  • Collaborate with OpenAI researchers to implement cutting-edge AI advancements

Benefits

  • Equity stake of 0.30%-0.45% in a founding-team role
  • Opportunity to work directly with innovative AI research
  • Engagement in both AI and consumer product development
  • In-office work environment fostering collaboration
  • Exposure to large-scale engineering challenges and solutions
Full Job Description
KEY FACTS
  • Base salary: $310,000-$340,000
  • Equity: 0.30%-0.45% (founding-team tier)
  • Location: San Francisco or PA • 5 days in-office
  • Experience: 8+ years, 3+ at senior/staff level with system-wide technical influence
  • Reports to: VP of Engineering / Bruce Kim (CTO)
Why This Role Is Unique

As a Staff Engineer, you sit at a rare intersection: working directly with OpenAI's research team on frontier model capabilities while shipping those breakthroughs into a consumer product that touches millions of people's financial lives. Most engineers get one or the other. Here you get both.
What You'll Do
  • Define the technical direction for a critical domain: either (a) the AI platform layer (orchestration, evaluation, multi-model routing, hallucination mitigation) or (b) the consumer product + data layer (aggregation, enrichment, real-time sync, dynamic UI generation).
  • Make architecture decisions that affect the entire engineering team. Own technical RFCs. Set the quality bar.
  • Be the technical peer to Bruce Kim (CTO) in your domain. Push back when you disagree. Drive technical clarity.
  • Recruit. The best staff engineers attract senior engineers. Bring your network. Be the person others want to work with.
  • Ship code. Staff at BankGPT is not an advisory role. You write code, review code, and debug production issues.
  • Collaborate directly with OpenAI researchers and other frontier AI leaders to bring the latest breakthroughs in agents, reasoning, and model capabilities into production at scale.
What We're Looking For
  • 8+ years production engineering with 3+ years at senior/staff level influencing system-wide technical decisions.
  • Have built and owned at least one large-scale distributed system (10M+ users, sub-second latency, multi-service).
  • Deep expertise in either: (a) AI/ML systems (LLM serving, evaluation frameworks, agent runtimes, RAG at scale) or (b) high-scale data infrastructure (real-time aggregation, streaming, event-driven architecture).
  • Extreme AI fluency. Not just using tools - has strong opinions about model architectures, evaluation methodologies, and where the AI capability curve is heading. Technical leadership through influence, not authority. Can get senior engineers aligned on an approach through clarity and evidence.
  • Preferred: Top 20 CS degree (or Master's/PhD in relevant field) + startup experience. Exception: deep open-source contributions or significant published technical work.


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