← All roles

Member of Technical Staff

Endex· Technical Staff
Apply on company site
New York CityFull-timePosted 5mo ago

About the role

Engineers to build category-defining AI agent systems for top financial clients, spanning agent architecture, evaluations, post-training workflows, and new product surfaces. Early-stage role shaping architecture, hiring bar, and engineering culture while delivering reliable, scalable, end-to-end AI solutions for demanding environments.

Responsibilities

  • Design and ship the core agentic systems that power Endex across planning, tool use, memory, long-horizon task execution
  • Partner with customers to understand finance workflows, and leverage learnings to improve our product
  • Build the evals, datasets, and post-training pipelines that turn raw model capability into a product analysts trust
  • As one of our earliest engineers, you'll shape our architecture, our hiring bar, and the engineering culture

Qualifications

  • You have architected and built scalable systems
  • You have worked on agentic products or infrastructure and have informed opinions on reliability and performance of complex multi-step systems
  • You have deep experience with API design, service communication patterns, and database optimization
  • You have an iterative mindset where you develop proof of concepts, make decisions quickly, and ship v0s
  • You have strong software engineering fundamentals and enjoy owning the full lifecycle of production services

Skills

Required:Architecting and building scalable systemsAgentic products or infrastructureAPI design and service communicationDatabase optimization

Benefits

  • Health & Dental Insurance
  • Monthly Wellness Stipend
  • 401K Matching
  • Competitive Salary + Equity
Last updated Oct 1, 2026. Interested? Apply on the company site.
Endex logo

About Endex

AI Built For Excel

An Excel-native AI Agent that accelerates financial modeling and data analysis backed by OpenAI and ChatGPT

Financial modelingData analysisExcel integrationAI agentDeep ResearchSecurity
Company profileWebsite

More open roles at Endex