Founding Software Engineer

True Talent Solutions Partners

San Francisco, California, United StatesFull-time$200,000–$250,000Posted Oct 13, 2026

About the role

About the Role

Join an early engineering team at an AI-powered enterprise spend startup, building software that helps large organizations enforce supplier agreements and identify purchasing discrepancies. You will contribute across product engineering, data systems, and AI capabilities while helping shape the product and technical direction from an early stage.

What You'll Do

Build and ship full-stack product features from initial design through production.

Develop systems that compare supplier contract terms with purchasing and invoice data across large, complex datasets.

Make product and technical decisions that help guide the team's direction.

Work directly with enterprise customers to understand their needs and deliver practical solutions.

Contribute to AI and LLM systems that support spend analysis and operational workflows.

What We're Looking For

Two to eight years of full-stack software engineering experience, with meaningful backend depth.

Experience shipping end-to-end product features using modern application development practices.

Proficiency with Python, TypeScript, React, and experience building AI/ML or LLM-based systems is valuable.

Background in B2B product engineering, ideally including work with enterprise customers and complex data.

Comfort working on an early-stage team and making thoughtful decisions in a fast-moving environment.

Compensation & Benefits

Annual salary range: $200,000 to $250,000. Visa sponsorship is available.

Location

On-site in San Francisco, California, United States.

Responsibilities

  • Build and ship full-stack product features from design through production.
  • Develop systems to compare supplier contract terms with purchasing and invoice data.
  • Help guide product and technical direction.
  • Work with enterprise customers to understand needs and deliver solutions.
  • Contribute to AI and LLM systems for spend analysis and operational workflows.

Qualifications

  • Two to eight years of full-stack software engineering experience, with meaningful backend depth.
  • Experience shipping end-to-end product features using modern application development practices.
  • Proficiency in Python, TypeScript, and React.
  • Experience building AI/ML or LLM-based systems is valuable.
  • B2B product engineering experience, ideally with enterprise customers and complex data.
  • Comfort working on an early-stage team in a fast-moving environment.

Benefits

  • Visa sponsorship available.

Skills mentioned

PythonTypeScriptReactFrontend DevelopmentBackend DevelopmentSQLData EngineeringSystem DesignGenerative AILarge Language Models