Software Engineer

Why Join Doppel 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 through a real-time intelligence graph to enable faster disruption, smarter defense, and modern security awareness at scale. Backed by leading investors, including Andreessen Horowitz and Bessemer Venture Partners, Doppel is a rapidly growing Series C startup tackling some of the internet’s most urgent trust and safety challenges. Our team combines deep cybersecurity expertise, technical rigor, and startup velocity to build and scale the next generation of social engineering defense. What We're Building We’re building an AI-native social engineering defense platform designed to detect and neutralize digital threats at internet scale. Our systems monitor billions of signals across domains, websites, social media accounts, applications, dark web forums, and other digital channels. We use AI agents and large-scale data infrastructure to identify, classify, and disrupt threats such as phishing, impersonation, fraud, and counterfeiting. Job Duties Build and scale Doppel’s AI-native social engineering defense platform. Design scalable systems that monitor billions of signals across domains, social media accounts, applications, dark web forums, and other digital channels, leveraging AI agents to identify and neutralize threats. Build real-time data pipelines that ingest and process data from millions of websites, social media accounts, cryptocurrency tokens, and other sources daily. Develop robust, fault-tolerant software infrastructure to support the rapid scaling of Doppel’s engineering organization and data systems. Design and implement software engineering processes and best practices. Build full-stack software product features. Design, develop, test, deploy, and maintain software applications and systems. Train, integrate, and operationalize AI models to identify and classify phishing, counterfeiting, and other digital scams. Design and implement software systems integrations. Own engineering tasks end-to-end to meet customer requirements and deliver software products on time. Build and maintain staging environments to enable safer releases, feature validation, and automated integration testing before production rollouts. Triage, troubleshoot, and debug performance and reliability issues to maintain system performance at scale. Education: Bachelor’s degree in Computer Science or a closely related discipline. Join Doppel Doppel is the first platform built to dismantle digital deception at scale. We scan over 150 billion entities daily and deploy continuously adaptive AI SOC agents, paired with expert human analysts, to uncover and disrupt the infrastructure behind phishing, impersonation, and online fraud before attacks can spread. Our Threat Grid turns every customer signal into shared intelligence, making each disruption smarter, faster, and more effective. We’re not just another cybersecurity company. We’re defining the future of social engineering defense, where trust is protected, and deception becomes unprofitable. Backed by top-tier investors and trusted by some of the world’s most recognized brands, Doppel is growing fast. If you’re driven to solve real-world problems with bold technology, we’d love to meet you.