Software Engineer, Email

Doppel
San Francisco +2 more
RemoteCareer-pivot friendly

Who this role is best for

A natural match if you have experience in backend engineering and AI-driven cybersecurity systems.

Best fit for

  • Experienced backend engineers with a track record of developing scalable, AI-integrated systems
    — “design and develop software applications and tools”
  • Candidates who thrive in collaborative environments and contribute to documentation and training
    — “contribute to existing documentation or educational content and adapt content based on product/program updates and user feedback”
  • Individuals with a background in threat detection or digital risk protection technologies
    — “unifying Digital Risk Protection, Human Risk Management and Email Security”

Things to consider

  • The role may require in-office presence for meals and team activities
    — “Free lunch and dinner in the office”

How to stand out

  • Showcase your ability to write clean, well-documented code in your portfolio or past projects
    — “write clean, portable, well-documented software code”
  • Highlight experience with AI agents and threat detection in your resume and interview responses
    — “leverage AI agents to identify and neutralize digital threats”
  • Demonstrate your ability to test and debug complex systems through specific examples
    — “test software product or system development code”
  • Emphasize your experience with continuous deployment and adaptive technologies
    — “deploy continuously adaptive AI SOC agents”
Pace · Fast PacedCollaboration · HighAutonomy · MediumDecision Impact · Team

Derived from job-description analysis by Serendipath's career intelligence engine.

What success looks like

  • developing scalable systems
  • deploying AI agents
Typical background
backend developmentcybersecurity

Skills & requirements

Required

Backend DevelopmentSoftware TestingCode ReviewDocumentation

Preferred

Cybersecurity Knowledge

Stack & domain

Backend EngineeringSoftware DevelopmentAICybersecurityProblem-solvingCollaborationCommunicationAttention To DetailEmail Security

About the role

Original posting from Doppel via Ashby

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 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.

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 out the infrastructure required to rapidly scale up our engineering organization. A few examples of the work we’ve done recently:

  • design and develop software applications and tools
  • write clean, portable, well-documented software code.
  • write code to support software features.
  • develop iterations and deliver software features.
  • test software product or system development code.
  • triage, troubleshoot, debug, software issues.
  • review code developed by other developers and provide feedback to ensure best practices (style guidelines, checking code in, accuracy, testability, and efficiency).
  • contribute to existing documentation or educational content and adapt content based on product/program updates and user feedback.

What We Offer

:rocket:

A mission-driven culture with low ego, high ownership, deep customer obsession, and exceptional talent density

:knife_fork_plate:

Free lunch and dinner in the office

:palm_tree:

Flexible PTO

:airplane:

Quarterly team offsites

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.

Source: Doppel careers (Ashby)

Similar roles