
Doppel is built to outsmart the internet’s biggest threat—social engineering. Using generative AI, we don’t just defend; we disrupt attackers' tactics and infrastructures, making them useless. Our platform learns from every attempt, evolving in real-time to protect all customers and stay ahead of ever-changing threats. With Doppel, the harder attackers push, the faster they fail. By pairing cutting-edge AI with expert analysis, we outpace threats like phishing, impersonation, and disinformation—delivering speed and precision that legacy systems can’t touch. Backed by a16z, South Park Commons, and SVAngel.

Doppel is built to outsmart the internet’s biggest threat—social engineering. Using generative AI, we don’t just defend; we disrupt attackers' tactics and infrastructures, making them useless. Our platform learns from every attempt, evolving in real-time to protect all customers and stay ahead of ever-changing threats. With Doppel, the harder attackers push, the faster they fail. By pairing cutting-edge AI with expert analysis, we outpace threats like phishing, impersonation, and disinformation—delivering speed and precision that legacy systems can’t touch. Backed by a16z, South Park Commons, and SVAngel.
Product: AI-native Social Engineering Defense platform for detection, correlation, takedowns, simulation, and training
Founding: Founded in early 2022
Leadership: Co-founders Kevin Tian (CEO) and Rahul Madduluri (CTO)
Funding: Total raised $124,000,000 (through a $70M Series C announced Nov 19, 2025)
Investors: Backed by prominent investors including Andreessen Horowitz (a16z) and Bessemer Venture Partners
Social engineering, AI-powered impersonation, phishing, fraud, and disinformation across domains, social platforms, ads, telco, and the dark web.
2022
Technology, Information and Internet
5000000
Reported seed round
14000000
Company announced Series A and reported total raised of $19M at the time
35000000
Company stated total raised of $54.4M and a valuation of $205M at the time
70000000
Company announced Series C bringing total raised to $124M
“Backed by top-tier venture investors (including Andreessen Horowitz and Bessemer Venture Partners) with participation from strategic and individual investors”
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The Role At Doppel, we’re redefining how organizations protect their identities online — and technical excellence is at the heart of everything we do. We’re looking for a Senior Sales Engineer to serve as the technical linchpin of our sales process: combining deep product expertise with strategic sales acumen to help customers understand, adopt, and succeed with Doppel.
You’ll work hand-in-hand with Account Executives to uncover customer pain points, design tailored solutions, and translate complex technical concepts into clear business value. From discovery and demos to proposals and implementations, you’ll ensure every customer interaction is grounded in trust, clarity, and impact.
What You’ll Do
What We’re Looking For
Bonus Points For
Why Join Doppel
Salary Range: $210,000 USD - $230,000 USD