Software Engineer (Full Stack)

San Francisco, United States
Full-time

About the role

We are looking for a full-stack Software Engineer with 3+ years of experience to help build the AI agent platform that automates procurement for $1B+ revenue enterprises. Fragment is a 16-person team that just raised its Series A, is growing fast, and already runs in production at Fortune 500 companies. We want a curious generalist who is driven by the work itself, goes looking for the most valuable problems without being told, and moves easily across the stack. A founding engineer mindset, strong technical skills and a team-first attitude matter more here than any specific language or domain background.

What will you be doing?

  • Learning the codebase, the business and our customers so you can quickly find and solve the highest-value problems
  • Moving across the stack as needs change, for example fixing an infrastructure problem early in the week and debugging a UI issue with a frontend specialist by Friday
  • Talking directly with enterprise customers to understand their procurement pain points and turning what you learn into product
  • Designing and owning core systems for AI agents that work over messy, fragmented enterprise data, mainly in Python
  • Working closely with the CTO and a small, fun engineering team to shape the platform's architecture as it scales

About Fragment

Fragment is the AI platform for autonomous procurement. Our agents resolve the exception-heavy work that runs source-to-pay at large physical goods companies: PO change orders, PR-to-PO, three-way match breaks, and vendor inquiries. They sit on top of existing ERPs and portals rather than replacing them, using our Autonomous Context Engine, a per-company context and data layer that encodes the tribal knowledge that today lives only in people's heads.

Backed by 8VC, General Catalyst, and A*, and angels include Roelof Botha (ex-Sequoia), Nikesh Arora (Palo Alto Networks), Eric Yuan (Zoom), Jeff Wilke (Amazon), Chris Ré (Stanford AI Lab).

Required skills

Python
Full Stack Development
AI Agents
LLMs
Distributed Systems
Data Pipelines
Infrastructure
Frontend / UI
System Design
Graph Traversal & Indexing
Ontology / Knowledge Graphs
Multi-tenant Systems
Workflow Automation

Other roles at Fragment

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Job details

Salary

$200,000 - $350,000

Location

San Francisco, United States

Experience

3+ years

Company

NameFragment
Industryai, b2b, data, enterprise, logistics, software_development
Team Size16

Funding

Total raised

$2M

Last stage

Seed

Investors

AA*

Founders

Naveen Kashyap

Naveen Kashyap

Co-Founder & CTO

LinkedIn
PM

Pranav Mulgund

Co-Founder & CEO

LinkedIn

What happens next.

No applications, no recruiter spam. Just the intro.

01

Confirm the fit

A few questions to make sure this role is the right shape for you. Two minutes.

02

I pitch you to the company

I write the intro, send it to the founder, and handle the back-and-forth.

03

A meeting lands on your calendar

If they’re a yes, I book the chat. You show up — that’s the whole job-hunt.