Startups · AI

Machine Learning Engineer, Detection (NY)

Doppel · San Francisco, New York · Remote

← All jobs
About Doppel

Outpace AI-driven attacks. Unify Digital Risk Protection, Human Risk Management, and Email Security to stop digital threats before they scale, empower your teams to lead your defense, and scale your SOC with agentic AI. Backed by Bessemer and a16z.

About the role

We’re looking for a machine learning engineer to help build and scale the models and systems that power Doppel’s detection systems. Check out our blog post on how we set up our ML platform. As an MLE at Doppel, you will

What they're looking for

  • We’re looking for a machine learning engineer to help build and scale the models and systems that power Doppel’s detection systems. Check out our blog post on how we set up our ML platform. As an MLE at Doppel, you will
  • Design, train, and deploy models for both batch and real-time inference that identify malicious or infringing content across diverse data sources
  • Partner closely with the Detection and Infrastructure teams to ensure our ML systems scale with the volume of web data we ingest
  • Work on problems that range from NLP and embeddings to similarity search, classification, and anomaly detection
  • Collaborate directly with customers and internal stakeholders to translate real-world threats into production ML systems
More about this role

Doppel is building the future of social engineering defense. Our AI-native platform uses agentic AI to protect executives, employees, customers, and brands from phishing, impersonation, fraud, and other AI-powered threats across digital channels. We help some of the world’s most recognized brands detect and dismantle attacker infrastructure while strengthening employee resilience through threat-informed training and simulation. By unifying Digital Risk Protection, Human Risk Management and Email Security, Doppel connects threats into a real-time intelligence graph to power faster disruption, smarter defense, and modern security awareness at scale.

Backed by leading investors including Andreessen Horowitz and Bessemer Venture Partners, and trusted by leading enterprises, Doppel is a rapidly growing Series C startup building the future of social engineering defense. Our team combines deep cybersecurity expertise, operational rigor, and startup velocity to solve some of the internet’s most urgent trust and safety challenges.

We're building the AI-native social engineering defense platform.

This means we're designing scalable systems that monitor billions of domains, social media...

Read the full posting on Doppel's site ↗

Engineering

Build your edge while you search

Free tools for founders and investors, plus VC Unfiltered, our take on startups, venture and the people who build them.