VP, Security & Trust Engineering

Join Cloudflare as a Systems Test Engineer specializing in our innovative Zero Trust Client solutions. In this pivotal role, you will be responsible for designing, executing, and maintaining systems tests that ensure the security and performance of our products. You will collaborate with cross-functional teams to enhance our testing frameworks and contribute…

Join Cloudflare as an Escalation Engineer specializing in Zero Trust security. In this pivotal role, you will tackle complex technical challenges and provide high-level support to our clients, ensuring they receive the best possible service. Your expertise will be critical in helping clients implement and optimize their Zero Trust frameworks.

About Us:Aurelius Systems is an innovative, VC-backed defense technology startup focused on developing autonomous robotics systems capable of utilizing directed energy for counter-unmanned aerial systems (UAS).Our mission is to create cutting-edge laser weapon systems designed to neutralize drones.Comprising a dedicated team of around 10 engineers, including former U.S. military operators and industry experts, we are committed to advancing America's directed energy capabilities with our reliable and robust laser weapon systems.Inspired by the principles of Marcus Aurelius, we adhere to a philosophy of relentless work ethic, much like Henry Ford's transformative approach to manufacturing. Our operational style emphasizes small teams delivering exceptional results without shying away from ambitious goals.With a lab and office in San Francisco and a manufacturing hub in Detroit, we conduct field tests weekly on our expansive, 400-acre private range.If you are an engineer who prefers practical applications of your work in real-world environments rather than confined lab settings, we invite you to continue reading.Your Role & Impact:As a Test Engineer, your primary responsibility will be to determine the functionality and performance of our systems across all layers. We are transitioning from prototype to production for an electromechanical directed energy system, and the test infrastructure you develop will serve as the cornerstone for our future products. You will be tasked with creating test benches from the ground up, ensuring they accurately simulate real-world conditions.You will lead the verification and validation processes for embedded firmware, power electronics, electromechanical assemblies, and full-system integration.Your work will directly influence every field test and demonstration, ensuring we arrive with a functional product.Your Responsibilities:Design and construct Hardware-in-the-Loop (HIL) and Software-in-the-Loop (SIL) test environments for embedded controllers, actuators, sensors, and power systems.Conduct performance, reliability, and safety testing at the system level, integrating hardware and firmware evaluations.Develop comprehensive test plans, acceptance criteria, and readiness gates as we progress from prototype to production.Write automated testing procedures in Python, creating your own regression suites without relying on external tooling.Oversee all aspects of field testing: setup, operation, data collection, teardown, post-test analysis, and documentation of failures.Debug across the entire stack of the system.

Join Cloudflare, a leading internet security and performance company, as a Systems Engineer focused on Workers Authoring and Testing. In this dynamic role, you will be instrumental in developing and maintaining our innovative serverless platform. Your expertise will help enhance our engineering practices and ensure seamless integration of worker scripts into our deployment pipeline.

About the RoleAt zero, we collaborate with innovative entities in the Architecture, Engineering, and Construction (AEC) sector to redefine the design and delivery of the built environment. As a leading full-service management advisory firm dedicated solely to the built world, we seamlessly blend industry expertise with cutting-edge technology strategies to tackle significant challenges on a large scale.We are in search of a Technology Talent Acquisition Manager who will take charge of the complete recruitment and onboarding journey for our engineering and technology teams. Your mission will be to attract and secure exceptional software engineers, hardware engineers, and AI/ML engineers who will develop the products and platforms that will shape the future of the built environment. As the face of our organization to technical candidates, you will influence their experience from their initial interaction through their first week on the team.This position is a hands-on individual contributor role reporting directly to the Managing Director of Delivery.

Founded in 2007, Airbnb started with two hosts welcoming three guests into their San Francisco home. Today, we are proud to have over 5 million hosts who have welcomed more than 2 billion guests in countries around the globe. Our platform enables hosts to offer unique stays and experiences, fostering authentic connections between guests and communities.The Community You Will Join:At Airbnb, we envision a world where everyone has a place to belong. The Trust Emerging Defense team is dedicated to developing innovative products and defenses against emerging risks, ensuring peace of mind for our guests and hosts.The Difference You Will Make:Your contributions to the Emerging Defenses team will enhance the safety and privacy of Airbnb users globally. You will lead a talented team of engineers and collaborate cross-functionally to create the most secure communication platform. You will be instrumental in launching core company initiatives, paving the way for safe communication across various mediums: phone, VoIP, SMS, in-app chat, and video conferencing.This role is crucial in safeguarding guests and hosts while preventing fraudsters from exploiting our platform.A Typical Day:As a Software Engineer in Trust, your responsibilities will include:Developing a suite of products that prioritize the safety and privacy of our users.Collaborating with cross-functional teams, including software engineers, data scientists, product managers, and operations, to identify impactful opportunities and refine requirements for fraud detection and mitigation.Hands-on development, deployment, and operation of machine learning models and pipelines at scale, addressing both batch and real-time scenarios.Enhancing risk investigation tools to facilitate effective decision-making regarding actions that could lead to safety or property damage incidents.

Join suno as an Engineering Manager in our Trust & Safety team, where you will lead the development and implementation of innovative solutions to enhance user safety and trust on our platform. You will work closely with cross-functional teams to ensure the integrity of our systems and the protection of our users. Your leadership will be vital in driving engineering excellence and fostering a culture of safety and accountability.

Airbnb started in 2007 when two hosts welcomed three guests into their San Francisco home. Since then, the platform has grown to over 5 million hosts and more than 2 billion guests worldwide. Hosts offer unique stays and experiences that connect travelers with local communities. Trust Engineering at Airbnb Trust sits at the heart of Airbnb’s platform. The Trust Engineering team builds technology to keep the community safe and uphold high standards for hosts, guests, homes, and experiences. Their work addresses both online risks, such as account compromise, fake listings, and financial loss, and offline concerns like theft, property damage, and personal safety. The team’s responsibilities include user onboarding, screening, identity, and reputation systems. Trust Engineering leads the technical vision for these systems and integrates them throughout Airbnb’s platform. Role overview The Senior Staff Software Engineer, Trust, is a senior individual contributor role. This engineer partners with technical leaders across Airbnb to shape, plan, and deliver a broad roadmap of Trust engineering projects. The position involves extensive collaboration with teams throughout the company. While highly senior, this is still a hands-on engineering role, every Airbnb software engineer, regardless of level, contributes code and development work. What you will do Define and drive the long-term vision and strategy for the Trust Platform, setting architectural direction for core systems that support scalable, high-quality fraud detection, safety, and trust decisions across Airbnb. Work deeply within Trust Platform components, developing system and performance tools, and identifying ways to improve technical quality, operational excellence, and developer experience. Promote an AI-first engineering approach, using LLM-powered agents to generate and refine code, so you can focus on problem-solving, system design, and quality oversight. Location This position is remote and based in the United States.

Join ableserve as a Zero Waste Coordinator, where you will spearhead initiatives to minimize waste and promote sustainability practices within our organization. Your role will involve collaborating with various teams to develop and implement strategies that align with our commitment to environmental stewardship. We are looking for a passionate individual who is eager to make a difference and help foster a culture of sustainability.

Join Quizlet as a Senior Software Engineer specializing in Trust & Safety, where you will play a crucial role in enhancing the security and integrity of our platform. You will collaborate with cross-functional teams to develop robust software solutions that protect our community and ensure a safe learning environment.

At Ripple, we are pioneering a future where value is transferred with the same ease as information. Our bold vision is already in motion as we provide innovative cryptocurrency solutions to financial institutions, businesses, governments, and developers. By enhancing the global financial ecosystem, we aim to create economic equity and opportunities for countless individuals worldwide. Join us in doing remarkable work, advancing your career, and collaborating with a supportive team.If you're eager to witness the impact of your work and unlock incredible career advancement, come aboard and help us create tangible value.THE WORK:At Ripple, the Identity and Trust Platform is envisioned as the cornerstone of our "One Ripple" initiative. This platform aims to address identity-related challenges across all products and acquisitions by establishing a unified system of record for customers and their identities. It will separate operational identity from outdated systems, harmonize compliance and verification contexts (such as shared Know Your Business readiness), and create a common entitlements layer for consistent product access.We seek Staff Engineers who are driven by a passion for tackling complex, foundational issues, eager to create significant impacts by addressing identity and trust obstacles in a global financial network, and motivated to design a scalable platform that will enhance the unified customer experience for all of Ripple's current and future offerings.The Identity and Trust Platform is essential for fostering customer trust and establishing a singular system of record. As the technical leader of a small yet impactful team, your responsibilities will include:Building the Foundation for 'One Ripple': Establishing the Identity Platform as the singular system of record, decoupling operational identity from outdated systems to facilitate a unified experience across all Ripple products (Payments, Custody, Stablecoins, Ripple Prime, and others).Driving Strategic Decoupling: Taking ownership of the crucial migration of core identity logic from legacy systems, eliminating years of technical debt and paving the way for their retirement.Defining the Future of Trust: Designing and implementing the shared entitlements layer and unified compliance context (e.g., shared KYB readiness) to ensure consistent and secure access to products for all customers.Scaling and Mentoring: Acting as a technical anchor, setting architectural direction, promoting engineering excellence, and mentoring engineers to cultivate a high-performing foundational platform team.

Founded in 2007, Airbnb has transformed travel by connecting hosts and guests in over 190 countries. With a community of more than 5 million hosts, we facilitate unique stays and experiences, enabling guests to immerse themselves in local cultures.Join Our Trust-Focused Community:At Airbnb, trust is our top priority, and our dedicated team works tirelessly to ensure a safe and secure platform. As part of the Trust team, you will play a crucial role in safeguarding our community from fraud and ensuring the quality of our hosts, guests, and listings. This involves combating both online threats like account compromise and offline risks such as property damage and personal safety. Your work will help us build and maintain trust within our vibrant community.Make a Significant Impact:In your role within the Trust Engineering team, you will design and implement large-scale systems aimed at detecting and mitigating fraudulent activities across our platform. Collaborating closely with product, data science, and operations teams, you will develop real-time risk detection services that adapt to evolving threats, helping to make Airbnb the safest and most trusted platform in the industry.Your Daily Responsibilities:Design and operate resilient, scalable distributed systems.Enhance platform capabilities to counteract the evolving fraud landscape, collaborating with various engineering teams.Contribute vital insights to the Trust Platform's roadmap and strategic initiatives.

Embrace the Future of Commerce with Whatnot!At Whatnot, we are proud to be the premier live shopping platform across North America and Europe, where you can buy, sell, and discover the items you cherish. We are transforming e-commerce by integrating community, shopping, and entertainment into a unique experience tailored just for you. Operating as a remote co-located team, we thrive on innovation while being guided by our core values. With a presence in the US, UK, Germany, Ireland, and Poland, we are collectively shaping the future of online marketplaces.Our live auctions span a diverse range of products, from fashion and beauty to electronics, and collectibles like trading cards, comic books, and even live plants—ensuring there’s something for everyone.And this is just the beginning! As one of the fastest-growing marketplaces, we are on the lookout for innovative and forward-thinking problem solvers across all sectors. Check out the latest updates from Whatnot on our news and engineering blogs and join us in empowering individuals to turn their passions into thriving businesses while fostering connections through commerce. Your RoleAs a Software Engineer within the Trust and Risk, Fraud, and Integrity teams, you will play a pivotal role in developing systems designed to establish clear expectations, promote appropriate behavior, and resolve issues effectively. By merging proactive detection with transparent enforcement, you will help maintain Whatnot as a safe and reliable platform for both buyers and sellers.Key Responsibilities Include:Policy Enforcement and Dispute Resolution: Creating systems that clearly communicate behavioral expectations, identify and address policy breaches, and resolve conflicts efficiently.Reusable, High-Performance Platforms: Designing and maintaining scalable infrastructure that supports internal operations, both automated and manual actioning systems, and advanced detection capabilities.Intelligent Detection and Prevention: Utilizing machine learning, behavioral analysis, and real-time interventions to counteract evolving abuse patterns and safeguard both buyers and sellers.Continuous Improvement: Implementing feedback loops and monitoring systems as managed assets for ongoing quality assurance and enhancement of algorithms, methodologies, and operational processes.

Shape the Future of E-Commerce with Whatnot!Whatnot stands as the premier live shopping platform across North America and Europe, allowing users to buy, sell, and uncover the products they adore. We are revolutionizing the e-commerce landscape by merging community, shopping, and entertainment into a unique marketplace tailored for you. Our remote co-located teams foster innovation and are deeply rooted in our core values. With operational hubs spanning the US, UK, Germany, Ireland, and Poland, we are collaboratively building the future of online marketplaces.From fashion, beauty, and electronics to collectibles such as trading cards, comic books, and live plants, our live auctions cater to a diverse audience.And this is just the beginning! As one of the fastest-growing marketplaces, we are on the lookout for visionary problem solvers in every department. Stay updated with Whatnot by exploring our news and engineering blogs, and join us in empowering individuals to transform their passions into thriving businesses while fostering connections through commerce. Position OverviewAt Whatnot, our Trust and Risk, Fraud, and Integrity teams are dedicated to developing systems that establish clear expectations, promote positive behavior, and address challenges fairly and efficiently. By merging proactive detection with transparent enforcement, we ensure that Whatnot remains a secure and reliable environment for buyers and sellers alike.Key Focus Areas:Policy Enforcement and Dispute Resolution: Innovating systems that define behavioral expectations, identify policy breaches, and resolve conflicts efficiently.Scalable and Reusable Platforms: Creating and maintaining robust infrastructure that supports both automated and manual operational systems, enhancing detection capabilities.Advanced Detection and Prevention: Utilizing machine learning, behavioral insights, and real-time intervention strategies to combat evolving abuse patterns and safeguard our users.Continuous Improvement: Implementing feedback mechanisms and monitoring systems to ensure ongoing quality assurance and to refine our algorithms, methodologies, and operational processes.

Join the San Francisco Environment Department as a Construction and Demolition Zero Waste Assistant Coordinator. In this vital role, you will contribute to our mission of promoting sustainable practices by assisting in the management of zero waste initiatives for construction and demolition projects across the city.Your responsibilities will include supporting the coordination of waste reduction programs, engaging with stakeholders, and helping to develop educational materials aimed at enhancing community participation in zero waste efforts.

Join Our Innovative TeamLumafield is seeking a skilled Quality Assurance (QA) Test Engineer to play a pivotal role in ensuring the excellence and dependability of our advanced, cloud-based web application, Voyager. In this hands-on position, you will be responsible for implementing and refining our QA strategy, seamlessly integrating manual exploratory testing with robust automation testing to provide our users with a flawless, high-quality experience in industrial inspection.

Join Ranger as a Forward-Deployed Test Engineer!At Ranger, we are on a mission to transform software testing through our innovative AI-powered platform. We empower the world’s leading engineering, product, and design teams to focus on what they do best: building exceptional products.Our collaborations with some of the fastest-growing companies, including Clay, Suno, Dust, and a partnership with OpenAI, showcase our commitment to excellence in quality assurance. With a total funding of $8.9M across two rounds led by XYZ and General Catalyst, we are poised for significant growth and impact.Why Ranger is a Game ChangerIntelligent Test Generation: Our advanced LLMs automatically generate reliable and efficient Playwright tests.Self-Healing Tests: We proactively identify and resolve flaky tests to maintain consistent and dependable test suites.Enhanced Failure Insights: Receive automated failure reports detailing probable causes and comprehensive steps to reproduce issues.Role OverviewAs a Forward-Deployed Test Engineer, you will spearhead customer success by developing and managing comprehensive Playwright test suites using our cutting-edge AI platform. From onboarding to renewal, you will cultivate a strong technical relationship with customers, converting their testing requirements into robust automated frameworks.This position calls for a technically adept problem-solver who can write high-quality test code while fostering strong customer relationships. You will balance hands-on test development with strategic account management to maximize the value our customers derive from our testing services.

Role overview OpenAI seeks a Systems Engineer to work directly with network, storage, and systems infrastructure. This position involves hands-on support for the core technology stack, ensuring that essential systems remain performant and reliable. Daily work centers on maintaining and improving the backbone that supports OpenAI's operations. The role addresses both immediate technical issues and ongoing infrastructure needs. Key focus areas Manage and optimize network, storage, and systems components Support the stability and efficiency of core infrastructure Troubleshoot and resolve issues impacting system performance Location This position is based in San Francisco.

Join Lyft as a Manager of Trust & Safety Policy, where you will play a crucial role in shaping and implementing policies that ensure the safety and trust of our community. Your leadership will guide strategic initiatives, engage with stakeholders, and drive data-informed decisions to foster a secure environment for our riders and drivers.