Build and operate large-scale backend systems that detect fraudulent activity using rules, machine learning models, and high-volume data pipelines.
Investigate end-to-end systems to understand how fraudulent listings are created and where vulnerabilities exist.
Partner with machine learning engineers, data scientists, product managers, and operations teams to deliver high-impact fraud prevention initiatives.
This partner company is a mission-driven trust organization focused on protecting users from fraudulent listings and harmful experiences. They operate a global platform and value curiosity, technical depth, and collaboration among their teams.
Build secure-by-default infrastructure and automation to eliminate entire vulnerability classes across money-moving systems.
Own application security, threat modeling, and vulnerability disclosure from design review to production.
Partner with engineering to set security standards, make risk-based decisions, and ship fast without compromising safety.
Flex is building the AI-native private bank for business owners, re-architecting the entire financial system for entrepreneurs. Since launching in 2023, Flex has scaled to nine-figure annualized revenue, raised $100M+ in equity and $300M+ in debt, and operates with a high-bar, low-ego culture focused on speed and execution.
Lead complex projects with multiple stakeholders and engineers to design systems that adapt Vanta's compliance platform for government needs.
Build net-new product capabilities for government compliance, working with early design partners to validate and iterate.
Partner with engineering teams on shared infrastructure and drive technical initiatives across product and go-to-market.
Vanta helps businesses earn and prove trust by automating security monitoring for compliance standards like SOC 2, HIPAA, and ISO 27001. The company has a kind and talented team, with many having succeeded without prior security experience, and is growing rapidly.
Champion secure-by-default culture by embedding defense-in-depth principles into engineering frameworks and development practices.
Conduct hands-on source code reviews, threat modeling, and security assessments across microservice architectures.
Build automation and frameworks to eliminate repetitive security work and create scalable security capabilities.
Jobgether is a company that uses AI-powered matching to streamline job applications. It is a technology platform connecting candidates with hiring companies, with a focus on efficient and objective candidate review.
Threat model new product features and integrations, hardening systems with effective controls.
Operate and evolve the application security toolchain, keeping it high-signal for developers.
Own day-to-day security operations across the detection stack, triaging and resolving incidents.
Gauntlet builds the financial systems of the future, operating across the entire onchain finance stack to offer vault products for institutional clients. They serve over $1.5B in client TVL and combine traditional finance with crypto-native expertise.
Lead engineering strategy and execution for a portfolio of high-impact software products in a globally distributed environment.
Drive fraud detection engineering, cloud modernization, and secure SDLC transformation.
Develop and mentor geographically distributed engineering teams, fostering a culture of ownership and technical excellence.
Jobgether is an AI-powered job matching platform that connects candidates with hiring companies. They focus on efficient and fair recruitment, with a global reach and a data-driven approach.
Lead the Security Posture Management team to secure GitLab's own software factory and drive comprehensive rollouts of security capabilities.
Serve as Customer Zero for GitLab security features, capturing adoption friction and feeding insights to Product and Engineering.
Establish proactive software supply chain security, including third-party governance, trusted dependency controls, and SBOM requirements.
GitLab is the intelligent orchestration platform for DevSecOps, enabling organizations to increase developer productivity and reduce security risk. With over 50 million registered users and more than 50% of the Fortune 100 trusting them, GitLab fosters a high-performance culture driven by values and continuous knowledge exchange.
Work cross-functionally with product, design, and engineering to build novel products and features that users will love.
Contribute to the full development cycle including technical design, development, test, experimentation, analysis, and launch.
Lead a team of engineers, set standards for developer workflows, and mentor team members to further their professional development.
Reddit is a community of communities built on shared interests, passion, and trust, hosting authentic conversations with over 100,000 active communities and approximately 130 million daily active users. It is one of the internet's largest sources of information, fostering an open and collaborative culture.
Own the end-to-end Credit onboarding platform and drive platform resiliency, scalability, and operational excellence.
Partner with Product, Data, Risk, Compliance, and Operations to define strategy and deliver secure, highly available systems.
Lead and mentor a high-performing team, improving engineering velocity and system reliability through automation.
Marqeta is a card issuing platform that enables companies to issue cards, authorize transactions, and manage payment operations in real time. It is a publicly-traded company with a culture of innovation, flexibility, and inclusion, powering brands like Block, Affirm, and Uber.
Own and deliver quarterly goals, leading engineers through ambiguity to solve open-ended problems.
Collaborate with product management, design, and analytics to make decisions considering risks and trade-offs.
Foster a culture of quality and ownership by setting code review standards and mentoring teammates.
Affirm is reinventing credit to make it more honest and friendly, giving consumers the flexibility to buy now and pay later without any hidden fees or compounding interest. We directly improve the financial lives of over 20 million people, with an agile and fast-paced culture focused on ownership and collaboration.
United States
Unlimited PTO
16w maternity
16w paternity
Lead the technical direction for Security Product Engineering at DoorDash globally.
Set and execute the vision for Proactive Security, Bug Bounty, and Vulnerability Management teams.
Partner cross-functionally to build proactive security controls that enable secure by design practices.
DoorDash is a technology and logistics company that built a scalable delivery network for consumers, merchants, and Dashers. They are growing rapidly and committed to diversity and inclusion.
Own threat modeling and secure code reviews for new products and features.
Maintain and tune AppSec tooling, and run the bug bounty program.
Design and evolve the secure SDLC, and partner with engineering teams to implement secure-by-default patterns.
Ondo Finance is building institutional-grade financial infrastructure for tokenized real-world assets. The company operates at the intersection of traditional finance and on-chain systems, with a focus on security and innovation.
Act as the primary security partner for the Walrus team, providing architectural guidance and embedding security practices throughout the development lifecycle.
Lead security assessments for new features and contribute to ecosystem-wide security initiatives, identifying systemic risks and actionable remediation plans.
Drive a security-by-design culture, leveraging AI and automation to focus on high-impact, complex security research and mentor engineers.
Mysten Labs builds foundational infrastructure to accelerate the adoption of decentralized protocols based on blockchain technologies. They are a well-funded, remote-first team with over $300M in Series B funding from top venture firms, fostering a culture of innovation and growth.
Champion a secure by default culture, building defense in depth into frameworks and processes.
Develop security requirements and work directly with teams to build them into new applications.
Run security risk assessments, hands-on penetration testing, and threat modeling.
Grow Therapy is a three-sided marketplace that empowers therapists and patients by providing technology and insurance support. The company has raised over $328M in funding, employs roughly 145 engineers, and values a mission-driven culture.
Ship complex, detail-focused projects with engineers, product managers, designers, data scientists, and support/finance teams.
Build robust platforms that process millions of transactions, using monitoring and data analytics to ensure system health.
Grow through mentorship, collaboration, and learning while helping shape Lime's engineering culture.
Lime is the largest global shared micromobility company, building a future where transportation is shared, affordable, and carbon-free. A Time Magazine 100 Most Influential Company, Lime has powered over one billion rides in 30 countries across five continents.
Lead and grow a full-stack engineering team building Affirm's direct-to-consumer products for international markets.
Set a clear technical roadmap and drive cross-functional alignment to ship with speed and quality.
Champion engineering excellence and foster a culture of ownership, curiosity, and impact measurement.
Affirm is reinventing credit to make it more honest and friendly, giving consumers the flexibility to buy now and pay later without any hidden fees or compounding interest. The company serves over 20 million consumers and fosters a culture of engineering excellence, ownership, and curiosity.
Lead the design and implementation of complex software systems and integrations.
Develop scalable, maintainable, and secure software solutions with a focus on performance.
Mentor and coach junior and mid-level engineers through code reviews and design discussions.
EasyPost is a YC unicorn that makes shipping simple for businesses of all sizes. The team is rapidly growing and values elegant architecture, fast decisions, and continuous improvement.
Lead product security engineering across key verticals, engaging with engineering leadership and technical teams.
Build and automate security design reviews, threat modeling, vulnerability management, and AI-assisted tools.
Serve as a subject matter expert for mobile, API, and cloud security, mentoring engineers and collaborating cross-functionally.
Xplor Technologies powers the experiences at the heart of everyday life through modern vertical software, embedded payments, and AI-powered capabilities. With over 130,000 businesses in 72+ countries and processing over $47 billion annually, we foster a culture of innovation, collaboration, and empathy, guided by core values like 'Find a better way' and 'Win together'.
Own complex projects from problem definition through design, rollout, and operation.
Design and evolve backend systems, APIs, and data models for the Test runtime platform.
Improve reliability, correctness, performance, and observability of the Tests system.
Vanta provides a trust management platform that helps businesses continuously monitor and prove their security and compliance. The company has a kind and talented team with a diverse culture that values inclusion and innovation.
Lead technical architecture and design for large-scale enterprise software solutions.
Drive engineering strategy and mentor senior engineers across multiple teams.
Design scalable, secure cloud-native applications and resolve complex production issues.
One Identity is an award-winning security software provider delivering identity-centric security solutions for on-premises, cloud, and hybrid environments. With a global team, the company fosters a collaborative culture and invests in employee development.