About the role
Why Join Doppel Doppel is built to outsmart one of the great threats AI presents: mass-manufactured social engineering. Countless scams, deepfakes, and other social engineering attacks are surging across every digital channel: websites, social media, ads, encrypted messaging apps, mobile, and more. Our mission is simple but bold: make the internet a safer place by outsmarting the world’s fastest-evolving digital threats. Backed by a16z and Bessemer and trusted by some of the world’s most recognized brands (OpenAI, United Airlines, Coinbase, etc.), Doppel is growing fast. If you’re driven to solve real-world problems with bold technology, we’d love to meet you. What We're Building We're building the AI-native social engineering defense platform. This means we're designing scalable systems that monitor billions of domains, social media accounts, apps, dark web forums, etc., and leverage AI agents to identify and neutralize digital threats.
What We're Looking For We’re looking for an experienced backend engineer to build and scale an automated system to manage a variety of Security Analyst tasks. We aim to verify and neutralize threats in minutes using AI-driven automation. A few examples of the work we’ve done recently: Built a sophisticated LLM engine to reduce verification workloads by 4x for the highest volume product line, which will enable faster takedowns at scale Built a QA & data labeling tool to close the feedback loop with human analysts, ML models, and LLM agents As part of our SF team (in-office min 3x/week), you’ll: Play a critical role in building systems that protect billions of people from AI-generated scams and general digital harm Have complete end to end ownership - from directly collecting product
requirements to continuously evaluating and iterating on shipped releases Mentor junior engineers, foster a high-performing team culture, and shape