Demo

Principal Software Engineer (Backend)

Harrison Clarke
San Francisco, CA Full Time
POSTED ON 12/7/2025
AVAILABLE BEFORE 7/9/2026

Principal Backend Developer

A rapidly growing startup is developing an advanced AI associate tailored for financial institutions, offering enterprise-grade search and agent capabilities. The company is focused on delivering artificial general intelligence (AGI) at an associate level to transform financial workflows. Backed by nearly $10M in funding from top-tier venture capital firms, the startup has secured significant enterprise contracts and achieved user engagement comparable to leading B2B AI applications, demonstrating strong market traction and potential.


The Role

We are seeking a Principal Backend Developer to facilitate the rapid growth that this startup is seeing. In this role you'll be designing and building novel knowledge graphs algorithms to power search and retrieval over unstructured and structured data, as well as partnering with AI labs and financial firms to design reliable AI-native systems.


What You’ll Own:

  • Design, develop, and maintain high-quality software solutions.
  • Collaborate with cross-functional teams to define and implement new features.
  • Ensure code quality through testing, debugging, and optimization.
  • Expect to dive into unsolved challenges in enterprise‑scale data retrieval, autonomous agents, and knowledge graphs.


Ideal Signals:

  • Strong Backend Programming experience ideally at Principal level (Ideally Go or Python).
  • Proven experience within a startup environment (ideally from 0-1)
  • Passion for impactful work in a high growth startup
  • Experience within LLMs, Agentic AI or Financial Institutions.


Why This Role

Besides working on cutting-edge AI technology tailored for financial institutions, such as private equity, hedge funds, and banks, this role will also allow you to contribute to developing enterprise-grade search and agent solutions, working on innovative projects with significant impact in the AI and finance sectors.


If you're looking for a role where you can have real impact, and learn from a talented founding team, apply below!

Salary : $250,000 - $290,000

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