Product Engineer

The role

The Product Engineer will build new product features from scratch and prototype them. You will own the full stack, including frontend interfaces, backend systems, and AI integrations.

What you will do

• Build new product features from scratch
• Pick high-leverage ideas and prototype them fast
• Design, build, and ship end-to-end including frontend, backend, and AI integrations
• Talk to customers to understand pain and test solutions
• Iterate on products based on real user feedback
• Work with the CEO and core engineering team to shape the roadmap

Required qualifications

• Strong fundamentals in software engineering
• Working knowledge of ML/AI systems
• Comfortable building end-to-end (backend, frontend, model integration, infra)
• Ability to go from idea to working prototype in days
• Product instincts focused on user and workflow
• Creative and opinionated about AI agents
• Ability to ship and iterate based on real feedback
• Communicate with clarity to engineers, the CEO, and customers

Benefits

• Lunch, dinner and snacks at the office
• Comprehensive healthcare
• Unlimited PTO
• Annual offsite
• Paid relocation & one-month temporary housing
• Latest tech and as many monitors as you can fit on a desk

Before you apply

• Intro call
• Deep-dive technical interview (no live coding)
• Fit & motivation
• Short paid in-person trial

About the company

Sphinx builds AI analysts that work inside browsers, APIs, and internal systems to automate AML, KYC, KYB, and transaction monitoring. The team is based in SF and includes PhDs, industry experts, and competitive coders.