Lead Safety Engineer Jobs

At Affirm, we exist for the moments that matter—giving people a clear, predictable way to pay over time, with no hidden fees, no surprises, and no tradeoffs on what matters most. Affirm's engineering team is building a large-scale, highly available, and global infrastructure that is shared across multiple financial products. Ensuring that our infrastructure is accessible to all engineers is critical to the success of the business. We pride ourselves on our culture across engineering of engaging in thorough technical design review, operational excellence, and capable incident response and analysis. The Infra Foundations team owns the foundational layer that every other infrastructure team builds on: AWS account provisioning, human IAM access, core networking, the IaC frameworks and workflows, and the automation that provisions and manages our cloud environments. Our mission is to provide a foundational infrastructure layer across all AWS accounts that is consistent, reliable, safe, and trustworthy, empowering every infrastructure team to provision, update, and delete their stacks quickly and safely through well-established workflows and automation. We are looking for an engineering manager to lead this team, own its roadmap and operational health, and grow the engineers who keep Affirm's infrastructure foundation solid as we scale globally. What You’ll Do Define and drive the vision and multi-quarter roadmap, tying foundational investments to critical, business-impacting outcomes while protecting space for tech-debt reduction and reliability work Lead and mentor a team of infrastructure engineers, fostering a culture of ownership, collaboration, and technical excellence, and owning hiring, performance, and career growth Partner with engineering leadership and stakeholders to align Infra Foundations priorities with broader infrastructure, platform, and security goals Own the reliability and safety of the foundational layer: AWS account provisioning and bootstrapping,

POSITION SUMMARY We are looking for a Full Stack Developer skilled in PHP, Angular, and MariaDB/MySQL to build scalable, secure, and high-performance web applications. Key Responsibilities · Develop and maintain backend services using modern PHP and MariaDB/MySQL. · Build RESTful APIs and integrate them with Angular applications. · Develop responsive UI components using Angular, TypeScript, HTML5, and CSS/SCSS. · Modernize legacy AngularJS components to Angular. · Implement authentication/authorization (OAuth, SAML, JWT, MFA) and follow OWASP security practices. · Work with Docker, Git/GitHub, and CI/CD pipelines. · Monitor and optimize frontend and backend performance (Sentry, CloudWatch). · Participate in Agile/Scrum processes and conduct code reviews. SPECIFIC JOB RESPONSIBILITIES 1. Frontend & UI Orchestration · Cross-Framework Mastery: Develop and optimize complex UIs in Angular (v16+) or React , ensuring seamless state management and responsive design. · T3 Stack Architecture: Lead the development of next-gen features using Next.js , Tailwind CSS , and tRPC for end-to-end type safety. · Modern Tooling: Utilize Vite, Turborepo, and modern CSS patterns to maintain a high-velocity developer experience. 2. Full-Stack & Backend Engineering · Type-Safe APIs: Build and consume GraphQL and REST APIs. Leverage tRPC to eliminate the need for manual API documentation between the frontend and backend. · Polyglot Data Management: * Architect relational schemas and optimize complex queries in PostgreSQL . o Manage unstructured security telemetry and real-time logs in MongoDB . · ORM & Migrations: Use Prisma or Drizzle to manage database interactions with 100% type coverage. 3. AI Integration & Innovation · LLM Implementation: Integr

At Lyft, our purpose is to serve and connect. We aim to achieve this by cultivating a work environment where all team members belong and have the opportunity to thrive. The Safety and Customer Care (SCC) team at Lyft manages over 1.7 million monthly human and AI interactions and serves as Lyft's primary direct touchpoint with riders and drivers. We handle critical infrastructure that powers both human associates and AI agents to make riders and drivers feel safe and comfortable while riding or driving with Lyft, transforming every support interaction into a moment of genuine connection. As a Data Scientist working on Causal Inference in SCC, you'll partner with a strong team of engineers, product managers, designers, and operations leaders to deliver a personalized and exceptional experience for Lyft customers, using rigorous causal inference to guide the highest-stakes decisions we make. We're looking for a motivated and talented Data Scientist with deep causal inference expertise to join the SCC Data Science team. You'll partner closely with the area's tech lead on high-impact work spanning AI-powered support products, differentiated service, and operations optimization. The ideal candidate brings sharp applied inference intuition, a bias toward impact, and the ability to cut through ambiguity in complex problem spaces. You'll work on projects like: Design rigorous experiments and quasi-experiments to measure the causal impact of SCC product and AI-agent launches, and drive data-informed launch decisions. Build causal ML models to optimize concession budget allocation, targeting the right support credit, to the right rider or driver, at the right moment to maximize trust and business impact. Quantify the long-term effects of support-experience changes on rider and driver retention, and uncover heterogeneous treatment effects across our community. Deliver strategic insights on quality–cost tradeoffs, empowering leadership to balance service quality, coverage,

About the Team Our Trust & Safety, Integrity and Fraud Product team is dedicated to ensuring a safe and trusted experience for all customers across our platform, including Consumers, Merchants, and Dashers. We tackle complex challenges, from preventing fraud and ATO to ensuring authenticity, to building regulatory compliance capabilities, all while balancing risk mitigation and providing a seamless user experience. Our team partners closely with cross-functional groups, including Engineering, Data Science, Compliance, and Risk Operations, to drive strategic initiatives that protect our business while fostering growth. About the Role The DoorDash marketplace is expanding rapidly beyond just restaurants as we become “your door to more." As we add new products, geographies, ways for Dashers to earn, as well as use cases to help consumers save time, we’re expanding and enhancing our fraud capabilities to be best in the industry at keeping our platform safe and trustworthy. We strongly believe that trust is the most important attribute of an online marketplace, and the team ensures that we maintain this trust. We’re looking for a Senior Product Manager that will lead dedicated cross-functional teams to solve complex challenges that impact Consumers, Dashers and Merchants and touch every corner of our business - from new user onboarding, to the in-app dashing experience, to the products and services being created that our users can’t find anywhere else. We are looking to hire for a few roles, so you’ll either lead a vertical fraud team protecting Consumers or lead a horizontal fraud platform team focused on building our Risk Engine, Data Signals Intelligence and Automation / Anomaly Detection capabilities. The Fraud team is in hyper growth in terms of its size and impact and offers a unique opportunity to set and execute on a vision that will shape the future of DoorDash. You’re excited about this opportunity because you will… Set the vision and long-term product stra

Job Details: Job Description: Organization Overview: Manufacturing Development Customer Engineering (MDCE) is Intel's newest organization within Intel Foundry Technology Manufacturing (FTM). We bridge the critical gap between Technology Development (TD) and High-Volume Manufacturing (HVM), advancing technology nodes and process capability from initial product qualification to high-yield production across multiple products while enhancing technologies for our foundry customers. About This Role: Join Intel's Manufacturing Development and Customer Engineering (MDCE) team as a senior technical leader driving process innovation across Intel's most advanced semiconductor technologies in volume manufacturing. You will spearhead the development, optimization, and manufacturability of critical thin film deposition processes, ensuring seamless transitions from early development to high-volume production while meeting Intel foundry customer requirements. Your Mission: Lead thin film process excellence across CVD, ALD, PVD, epitaxy, thermal/plasma deposition, furnace, implant, anneal, and/or treatment technologies. Operating at the nexus of Technology Development and High-Volume Manufacturing, you will drive breakthrough solutions for Intel 18A, Intel 3, 12nm, and next-generation technology nodes. Key Responsibilities Process Innovation and Excellence Champion safety, quality, yield, throughput, and cost optimization across thin film deposition modules Drive defectivity reduction and uniformity improvements through systematic process enhancement Lead technical problem resolution and deliver solutions that meet aggressive technology node targets Optimize equipment performance working with internal teams and key suppliers Strateg

Our vision is to transform how the world uses information to enrich life for all . Micron Technology is a world leader in innovating memory and storage solutions that accelerate the transformation of information into intelligence, inspiring the world to learn, communicate and advance faster than ever. As a Staff/Senior PAC (Pump, Abatement, and Chiller) Engineer within Operations Central Team (OCT) Manufacturing Technology Enablement, you will lead global efforts to improve PAC system performance, reliability, and cost efficiency. You will partner with manufacturing sites and suppliers to identify improvement opportunities, align global strategies, and deliver best-in-class performance. This role focuses on driving continuous improvement, standardizing business processes, and enabling global collaboration to support safety, sustainability, and operational excellence. Responsibilities Lead and improve global PAC business processes, including continuous improvement initiatives and alignment of Best Known Methods (BKMs). Drive global collaboration by facilitating peer groups to align on strategy, roadmaps, and performance goals. Evaluate PAC system performance across sites, identify gaps, and implement improvements to achieve best-in-class results. Partner with manufacturing sites to analyze performance data and deliver improvements in safety, cost, sustainability, and equipment performance. Collaborate with suppliers to drive continuous improvement and enhance PAC system capability and reliability. Develop and maintain PAC documentation, including specifications, configurations, and qualification requirements. Lead and manage multiple projects, ensuring delivery through all phases from planning to implementation and review. Commu

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. At Roblox, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there. A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone. As a Senior Threat Intelligence Analyst on the Safety Intelligence team, you'll proactively hunt for emerging threats to Roblox's community before they become incidents. You'll work across harm domains, following actors, networks, and tactics as they move between child endangerment, violent extremism, extortion, fraud, and other critical harms to surface connections that single-domain efforts can miss. You'll combine internal platform data, open-source and off-platform collection, and AI-assisted tooling to turn weak signals into finished intelligence that drives detection, enforcement, product changes, and partnerships. You'll report to the Manager, Safety Intelligence and Investigations and partner closely with Investigations, Moderation Operations, Policy, Product, Engineering, Data Science, and Law Enforcement Operations. Please note: This role requires reviewing graphic, controversial, and offensive content in accordance with Roblox's handling policies. You will: Lead proactive, hypothesis-driven threat hunts across harm domains, using internal data, open-source intelligence, and off-platform collection to find the unknown unknowns: new actors, tactics, and evasion techniques, be

Our vision is to transform how the world uses information to enrich life for all . Micron Technology is a world leader in innovating memory and storage solutions that accelerate the transformation of information into intelligence, inspiring the world to learn, communicate and advance faster than ever. Summary Department Introduction: Micron Technology is a global leader in memory and storage solutions, focused on transforming how the world uses information to enrich life for all. The Operations Central Team (OCT) drives global manufacturing excellence by standardizing processes, improving equipment performance, and scaling best practices across Micron’s worldwide fabrication network. Position Overview: As a Staff/Senior PAC (Pump, Abatement, and Chiller) Engineer within OCT Manufacturing Technology Enablement, you will lead global efforts to improve PAC system performance, reliability, and cost efficiency. You will partner with manufacturing sites and suppliers to identify improvement opportunities, align global strategies, and deliver best-in-class performance. This role focuses on driving continuous improvement, standardizing business processes, and enabling global collaboration to support safety, sustainability, and operational excellence. Responsibilities Lead and improve global PAC business processes, including continuous improvement initiatives and alignment of Best Known Methods (BKMs). Drive global collaboration by facilitating peer groups to align on strategy, roadmaps, and performance goals. Evaluate PAC system performance across sites, identify gaps, and implement improvements to achieve best-in-class results. Partner with manufacturing sites to analyze performance data and deliver improvements in safety, cost, sustainability, and equipment perform

Who Are We? Postman is the world’s leading API platform, used by more than 45 million+ developers and 500,000 organizations, including 98% of the Fortune 500. Postman is helping developers and professionals across the globe build the API-first world by simplifying each step of the API lifecycle and streamlining collaboration—enabling users to create better APIs, faster. The company is headquartered in San Francisco and has offices in Boston, New York, Austin, Tokyo, London, and Bangalore - where Postman was founded. Postman is privately held, with funding from Battery Ventures, BOND, Coatue, CRV, Insight Partners, and Nexus Venture Partners. Learn more at postman.com or connect with Postman on X via @getpostman. P.S: We highly recommend reading The "API-First World" graphic novel to understand the bigger picture and our vision at Postman. The Opportunity As a Member of Technical Staff and AI Agent Development Lead, you will lead the design, development, and deployment of next-generation AI agents that interact with users and complex environments. You will drive the architecture and implementation of scalable, reliable AI systems, working closely with research, product and engineering teams to build safe, interpretable, and performant AI technology. What You’ll Do Lead a cross-functional engineering team focused on AI agent development, from conceptual design to production deployment. Design and implement AI agent architectures leveraging state-of-the-art language models and associated technologies. Collaborate with research scientists on scalable experiments and productize research innovations. Drive the development of agent capabilities including dialogue management, decision making, and autonomy. Ensure AI safety and alignment principles are integrated throughout the agent lifecycle. Mentor and grow technical staff, fostering an environment of collaboration and innovation. Evaluate new tools, frameworks, and methodologies to enhance AI agent capabilities. Partner

About Pinterest: Millions of people around the world come to our platform to find creative ideas, dream about new possibilities and plan for memories that will last a lifetime. At Pinterest, we’re on a mission to bring everyone the inspiration to create a life they love, and that starts with the people behind the product. Discover a career where you ignite innovation for millions, transform passion into growth opportunities, celebrate each other’s unique experiences and embrace the flexibility to do your best work. Creating a career you love? It’s Possible. At Pinterest, AI isn't just a feature, it's a powerful partner that augments our creativity and amplifies our impact, and we’re looking for candidates who are excited to be a part of that. To get a complete picture of your experience and abilities, we’ll explore your foundational skills and how you collaborate with AI. Through our interview process, what matters most is that you can always explain your approach, showing us not just what you know, but how you think. You can read more about our AI interview philosophy and how we use AI in our recruiting process here . TwoTwenty is Pinterest's innovation lab, building visual-first AI products — assistants, Gen-AI creation tools, and editing experiences — with startup speed at Pinterest scale. We're looking for a Senior Director of Engineering to lead a team of 10 (7 direct reports across ML engineering, software engineering, data science, and product management), own the technical strategy for TwoTwenty's AI product portfolio, and scale the org from scrappy to enduring without losing what makes it fast. This role reports to the VP of Product Management, Core, and partners closely with Pinterest's Core Product & Engineering, Advanced Technologies Group, and Trust & Safety teams to ship AI features that reach hundreds of millions of Pinners. What you'll do: Drive execution of TwoTwenty's 1–3 year technical strategy across visual AI assistants, gen-AI cre

Join us in building the future of finance. Our mission is to democratize finance for all. An estimated $124 trillion of assets will be inherited by younger generations in the next two decades. The largest transfer of wealth in human history. If you’re ready to be at the epicenter of this historic cultural and financial shift, keep reading. About the team + role We are building an elite team, applying frontier technologies to the world’s biggest financial problems. We’re looking for bold thinkers. Sharp problem-solvers. Builders who are wired to make an impact. Robinhood isn’t a place for complacency, it’s where ambitious people do the best work of their careers. We’re a high-performing, fast-moving team with ethics at the center of everything we do. Expectations are high, and so are the rewards. The Security Operations (SecOps) team protects Robinhood and its customers by detecting, investigating, and responding to security threats across our production systems, endpoints, and cloud environments. We combine detection engineering, incident response, and threat intelligence to identify emerging risks, strengthen our defenses, and reduce the impact of attacks before they reach our customers. As we continue to evolve our security platform, we're embracing AI and automation to help our teams move faster, uncover threats more effectively, and scale our defenses against increasingly sophisticated adversaries. As the Manager of Response, Automation, Intelligence and Detection Engineering (RAID) within SecOps, you will lead teams across North America, shaping the strategy, execution, and long term evolution of our defensive security capabilities. You'll be responsible for building high performing teams, maturing our detection and incident response programs, and ensuring we stay ahead of an increasingly sophisticated threat landscape. Working closely with Security, Engineering, Infrastructure, and Trust & Safety, you'll translate emerging threats into scalable defenses wh

About the Team Safety Systems manages the complete lifecycle of safety efforts for OpenAI’s frontier models, ensuring our models are deployed responsibly and have a positive impact on society. Our work spans diverse research and engineering initiatives—from system-level safeguards and model training to evaluation and red-teaming—all aimed at mitigating misuse, misalignment, and maintaining our high bar for safety. We lead OpenAI's commitment to developing and deploying safe Artificial General Intelligence (AGI), fostering a culture of trust, responsibility, and transparency. Our goal is to continuously learn from deployments, distribute AI’s benefits widely, and ensure that powerful tools remain aligned with human values and safety considerations. Within Safety Systems, the Model Policy team works to ensure that frontier models behave safely and reliably in real-world environments by designing policies that define safe model behavior. We've had several relevant publications, including: Safety at every step OpenAI GPT6 System Card OpenAI Model Spec About the Role We’re hiring a Model Policy Manager to shape model behavior for U.S. government use, with a focus on national security applications. You’ll define nuanced policies and translate them into training and evaluation criteria, helping models navigate high-stakes scenarios while preserving their usefulness and capabilities. In this role, you’ll: Develop model policies that guide safe and useful behavior. Build evaluations, identify policy gaps and model failures, and use findings to improve policies and training. Work with research, engineering, and domain experts to support safe, reliable deployment. You might thrive in this role if you: Bring relevant experience in AI safety, policy, or risk assessment. Have strong judgment and can turn complex safety questions into clear, practical policies. Have the technical fluency to work hands-on with model data and evaluations. Are motivated by OpenAI’s mission and the re

About the Team The Frontier Assurance team brings independent scrutiny into OpenAI’s safety decisions and helps the public understand and assess our safety work. We lead third-party assessments and safeguard testing for OpenAI’s flagship launches, pilot new assurance mechanisms such as embedded auditing, run our misalignment disclosure process, and incorporate independent expert input as evidence for critical safety decisions. About the Role As a Research Program Manager on the Frontier Assurance team, you will build programs that bring independent expertise into frontier AI safety decisions and make the evidence behind those decisions understandable to the public. You will lead external research partnerships and third-party assessments, coordinate public safety documentation, and develop new approaches to independent scrutiny and transparency. Working across research, engineering, product, policy, and communications, you will help ensure external findings inform concrete decisions and that our public explanations accurately reflect the evidence, limitations, and remaining uncertainty. We’re looking for people with deep experience in research partnerships and program management with technical and research teams. This role combines partnership management, cross-functional coordination, an understanding of AI safety research, alignment, and evaluations, and strong communication skills. You will work with researchers and engineers within OpenAI and across the external community to initiate projects, set ambitious goals and milestones, and drive execution across multiple teams. This role is based in San Francisco, CA. We use a hybrid work model of 3 days in the office per week and offer relocation assistance to new employees. In this role, you will: Design and run third-party assessment programs for frontier models and safeguards, including independent evaluations, adversarial testing, and new approaches such as embedded auditing. Work with researchers and external part

About the Team Safety Systems manages the complete lifecycle of safety efforts for OpenAI’s frontier models, ensuring our models are deployed responsibly and have a positive impact on society. Our work spans diverse research and engineering initiatives—from system-level safeguards and model training to evaluation and red-teaming—all aimed at mitigating misuse, misalignment, and maintaining our high bar for safety. We lead OpenAI's commitment to developing and deploying safe Artificial General Intelligence (AGI), fostering a culture of trust, responsibility, and transparency. Our goal is to continuously learn from deployments, distribute AI’s benefits widely, and ensure that powerful tools remain aligned with human values and safety considerations. Within Safety Systems, the Model Policy team works to ensure that frontier models behave safely and reliably in real-world environments by designing policies that define safe model behavior. Some of our publications include: Safety at every step OpenAI GPT6 System Card OpenAI Model Spec About the Role We’re hiring a Model Policy Manager to shape model behavior for U.S. government use, with a focus on national security applications. You’ll define nuanced policies and translate them into training and evaluation criteria, helping models navigate high-stakes scenarios while preserving their usefulness and capabilities. In this role, you will: Develop model policies that guide safe and useful behavior. Build evaluations, identify policy gaps and model failures, and use findings to improve policies and training. Work with research, engineering, and domain experts to support safe, reliable deployment. You might thrive in this role if you: Bring relevant experience in AI safety, policy, or risk assessment. Have strong judgment and can turn complex safety questions into clear, practical policies. Have the technical fluency to work hands-on with model data and evaluations. Are motivated by OpenAI’s mission and the responsible use of

Opportunity Overview: We’re looking for a Manager, Platform Engineering that can lead and grow a high-performing engineering team focused on Developer Experience, DevOps, SRE, and Quality. You will own the systems and processes that enable teams to build, test, release, and operate software with high velocity and reliability, driving engineering efficiency and operational excellence across the organization. What you’ll do: Lead a fast-paced, autonomous team of engineers focused on platform engineering, developer experience, DevOps, SRE, and quality engineering Own and drive the internal developer platform strategy and roadmap, improving how engineering teams build, test, deploy, and operate services Create transparency into engineering efficiency and system health through meaningful metrics across delivery, reliability, and quality Enable teams to move faster by improving CI CD pipelines, environments, tooling, and overall developer workflows Provide technical leadership across platform, infrastructure, and reliability, helping teams build scalable and resilient systems Ensure strong engineering practices across release processes, testing, quality, reliability, and security Define and enforce release guardrails, validation standards, and rollback mechanisms to improve production safety Improve environment stability and consistency across development, QA, and pre production environments Drive test strategy and automation maturity to improve overall product quality and confidence in releases Define and implement observability, monitoring, and alerting standards across systems Improve incident detection, response, and RCA practices, ensuring learnings translate into platform and system improvements Drive cloud infrastructure best practices across AWS, containers, and infrastructure as code Foster a culture of ownership, reliability, and continuous improvement within the team Provide innovative solutions for attracting, developing, and retaining top engineering talent I