Senior Software Engineer, Identity Platform

About the TeamThe Identity team at OpenAI is dedicated to establishing a secure foundation of trust in the rapidly evolving AI landscape. As users engage with ChatGPT and other OpenAI products, they require robust systems that safeguard their personal and organizational data, enabling them to share it securely across various applications and agents. Strong identity management is essential to unlock the potential of AI, making it safe, personalized, and invaluable. Our team is responsible for developing the trusted OpenAI account layer, which connects individuals, organizations, and developers to OpenAI applications and the broader AI ecosystem.About the RoleIn the role of Senior Software Engineer on the Identity team, you will be instrumental in designing and enhancing the identity platform that supports all OpenAI users across our diverse product offerings. You will take the lead on the architecture and implementation of key identity systems—encompassing authentication, authorization, access control, and account management—empowering users, teams, and organizations to manage accounts at scale while ensuring a seamless user experience. This role encompasses our entire product suite, including ChatGPT, API, Sora, Codex, and Atlas, and requires close collaboration with product and platform engineers who depend on identity as a critical infrastructure component. You will spearhead significant architectural initiatives, mentor fellow engineers, and make pivotal platform decisions with a focus on security, correctness, and reliability.In this role, you will:Architect and develop the next generation of identity solutions at OpenAI, including innovative use cases such as Agent identity and Sign In With ChatGPT.Design and implement our identity infrastructure for consumer-scale applications, effectively addressing scalability challenges as they arise.Create robust identity primitives, APIs, and internal tools that empower product teams across OpenAI to integrate seamlessly with our account and access-control framework.Collaborate extensively with a diverse range of stakeholders, including product, design, go-to-market teams, and fellow engineers.You might thrive in this role if you:Possess 7+ years of experience in building and deploying production systems at product-focused technology companies, demonstrating a strong record of managing significant technical responsibilities.Exhibit a deep commitment to reliability, safety, and performance in production environments.Have expertise or a keen interest in Authentication, Authorization, Federation, and Identity Management.Showcase excellent communication skills and a collaborative mindset to work effectively in a team-oriented environment.

Join us in making a difference! GoFundMe is the leading platform for community-driven fundraising, dedicated to empowering individuals and nonprofits to support one another. Since its inception in 2010, our community has successfully raised over $40 billion, making a significant impact on countless lives. We are currently looking for a Senior Staff Software Engineer for our Identity Platform. In this pivotal role, you will be the technical authority responsible for the architecture, scalability, and reliability of our identity platform—the cornerstone on which all product teams, enterprise customers, and internal services rely. Your contributions will directly influence how millions of users engage with GoFundMe and how engineering teams develop identity-dependent functionalities confidently. As a vital technical leader, you will have the opportunity to shape the convergence of consumer and enterprise identity into a cohesive, secure platform, ensuring significant impact for the organization, our engineering teams, and the individuals we serve. If you are passionate about tackling substantial systems problems comprehensively while enhancing trust, personalization, and supporting vital causes, we want to hear from you! This is a hybrid role requiring three days per week in our office. We are only able to consider candidates located in or willing to relocate to San Francisco, CA.

Join Strava as a Senior Server Engineer in Our Identity Platform TeamAt Strava, we empower over 180 million athletes in more than 185 countries to track their activities and achieve their fitness goals. Our app is more than just a workout tracker; it’s a vibrant community where individuals can connect, share progress, and inspire one another. Whether you’re a runner, cyclist, or fitness enthusiast, Strava helps you find your crew and crush your personal bests. Embark on your journey with us today!Our mission is clear: to inspire people to lead their most active lives. We recognize the transformative power of movement in connecting individuals and propelling them forward.About This PositionWe are seeking a Senior Server Engineer to become a vital part of our Identity Engineering Team. This team is responsible for ensuring a secure and seamless experience for every athlete accessing Strava. Our identity systems go beyond mere authentication; they create a foundation of trust, security, and continuity across all our applications and platforms.This role follows a flexible hybrid model, requiring you to work on-site in our San Francisco office three days a week.Key Responsibilities:Develop core capabilities for the Identity platform, focusing on authentication, authorization, token lifecycle management, session continuity, and account security.Design and implement scalable and reliable server-side services to support account creation, login processes, account recovery, multi-factor authentication (MFA), and cross-application identity management.Enhance and innovate modern identity protocols by integrating standards such as OAuth 2.0, OpenID Connect (OIDC), WebAuthn, biometrics, and secure token exchange.Refine identity flows across our iOS, Android, and web platforms to ensure a frictionless user experience without compromising security.Collaborate with cross-functional teams, including Product, Security, Trust & Safety, Legal, and Mobile/Web Engineering, to create identity solutions that prioritize safety and privacy while supporting growth.Promote technical excellence by contributing architectural insights and shaping long-term Identity strategies.Mentor and support fellow engineers, fostering a collaborative and inclusive environment.Influence system design across teams, leveraging your expertise in identity to lead discussions on security, performance, and scalability.

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.

About UsAt Sierra, we are on a mission to revolutionize customer experiences through our innovative AI-driven platform. Based in the vibrant city of San Francisco, we also have expanding offices in Atlanta, New York, London, France, Singapore, and Japan, fostering a diverse and dynamic team.Our culture is built on core values: Trust, Customer Obsession, Craftsmanship, Intensity, and Family. These principles guide our actions and decisions, ensuring that we maintain a collaborative and supportive work environment.Sierra was co-founded by Bret Taylor, former co-CEO of Salesforce and CTO of Facebook, and Clay Bavor, who led major innovations at Google. Their vision drives our commitment to creating impactful solutions.Your RoleDesign and develop Sierra’s enterprise platform capabilities.You will create the foundational systems that empower us to serve the world's largest enterprises, incorporating identity, access management, integration points, and extensibility essential for embedding Sierra within existing business ecosystems.Ensure scalability for our largest customers.Our enterprise clients operate in complex environments with stringent security demands and high reliability expectations. Your efforts will ensure Sierra’s platform scales effectively across various organizations, regions, and use cases while maintaining optimal performance and user-friendliness.Establish a foundation of trust.Our enterprise clients entrust Sierra with their critical workflows and data. You will help set and maintain exceptional standards for security, compliance readiness, reliability, and operational excellence throughout the platform.What You BringA strong passion for working at the cutting edge of AI technologies.Expertise and pride in developing reliable, maintainable, and secure systems that scale effectively.A proactive attitude and high agency to drive impactful outcomes in a high-autonomy culture where every team member is empowered.

DigitalOcean is seeking a Senior Software Engineer in San Francisco to join the Customer Trust & Engineering team, focusing on Identity and Access Management (IAM). The IAM platform is central to DigitalOcean’s security, supporting billions of secure, low-latency transactions every second. Key responsibilities Maintain and enhance IAM systems, prioritizing reliability and security. Design and architect the next-generation Identity platform. Support AI-driven initiatives and enable seamless single sign-on (SSO) integrations with global partners. Advance the policy engine to handle complex workflows and evolving business requirements. What we look for Experience building and maintaining distributed systems. Strong background in security-focused engineering. Interest in scalable solutions for high-volume environments. Comfort working on both established systems and new architectural projects. Working at DigitalOcean Join a community of innovators dedicated to simplifying cloud solutions. DigitalOcean emphasizes collaboration, continuous learning, and meaningful impact for creators and visionaries worldwide.

About StravaStrava is the ultimate application for individuals who thrive on an active lifestyle. With a community of over 180 million athletes across more than 185 countries, it transcends mere workout tracking; it's a platform where individuals progress together—whether forging new habits or achieving personal records. No matter your activity, Strava is here to support you. Join your community, conquer your objectives, and make every effort matter. Begin your adventure with Strava today.At Strava, our mission is clear: to inspire individuals to lead their most active lives. We understand the transformative power of movement as a connection that propels people forward.About This RoleWe are seeking a skilled Engineering Manager for our Identity team, dedicating approximately half your time to coding and the other half to leadership. In this dual role, you will steer the technical direction of our authentication and authorization systems, supporting our iOS, Android, and web platforms, while also contributing directly to the codebase to enhance quality, speed, and technical sophistication.This role is pivotal at the crossroads of security, platform experience, and user trust. You will be instrumental in building a modern, reliable, and secure identity framework that optimizes login and signup procedures, facilitates abuse prevention, and enhances the overall Strava athlete experience.We adopt a hybrid work model, with more than half of your time spent on-site at our San Francisco office—three days a week.

MidiHealth is seeking a Senior Software Engineer to join the Platform Engineering team. This hybrid role is based in the SF Bay Area and centers on building and enhancing the software that drives MidiHealth’s healthcare technology platform. The work contributes directly to improving patient outcomes through technology. Key responsibilities Design and develop software solutions for the core platform Collaborate with engineering, product, and cross-functional teams to deliver integrated features Support the reliability and scalability of the platform Location This position requires regular on-site work in the SF Bay Area as part of a hybrid schedule.

Aura is seeking a talented and experienced Senior Software Engineer, Platform to join our innovative team. In this role, you will be responsible for designing and implementing scalable software solutions that enhance our platform capabilities. You will work closely with cross-functional teams to ensure the delivery of high-quality software that meets the needs of our users.

Join our innovative team at Unify as a Senior Software Engineer, Platform, where you will play a crucial role in enhancing our platform capabilities. You will collaborate with cross-functional teams to design, develop, and implement high-quality software solutions that meet our clients' needs.

Peregrine Technologies, supported by top-tier Silicon Valley investors, is at the forefront of aiding public safety organizations, governmental bodies, federal agencies, and private-sector entities to tackle societal challenges with unmatched efficiency and precision. Our AI-driven platform transforms disparate data into actionable intelligence, rapidly unveiling vital information that empowers our clients to make informed decisions that enhance outcomes at every level. Currently, Peregrine serves hundreds of customers across over 30 states and two countries, impacting more than 125 million lives, and we are poised for further growth as we expand into the enterprise sector and internationally.TeamOur engineering team is grounded in the belief that empathy enhances our solutions. Understanding how our users interact with our products is vital to our development process. Engineers on the Identity team collaborate closely to grasp the diverse use cases our platform addresses.The Identity team is composed of product-focused engineers who operate at the intersection of large-scale data management and user experience design. This team drives collaboration and data sharing across our platform, overseeing data permissions and user and organization management. In our specialized domain, the manner and context in which data is shared are critical to our customers' success.We champion both ownership and collaboration—you will be entrusted with significant features and will work closely with fellow engineers to see them through to fruition. We believe that humility and empathy are essential for developing the right solutions—you will engage directly with our deployment team and users as we refine our offerings to address their needs. Creativity and perseverance are key to realizing our vision.RoleWe are seeking talented developers to join our growing team. As a Senior Software Engineer, you will have substantial ownership over our tech stack, making impactful decisions that will resonate for years. You will tackle some of our most intricate challenges, such as designing scalable permission systems to regulate access to vast amounts of data across numerous organizations. You will create intuitive controls that empower organizations to determine what data to share, when to share it, and with whom. Additionally, you will architect frameworks for secure collaboration, facilitating seamless partnerships while ensuring data sovereignty and compliance. Your contributions will also include developing advanced sharing mechanisms that balance accessibility and security, unlocking the full potential of our platform.

Lambda, a leader in AI cloud infrastructure, empowers tens of thousands of customers, from pioneering AI researchers to large-scale enterprises. Our mission is to make computing as accessible as electricity, giving everyone the capability of superintelligence. If you're passionate about shaping the future of AI cloud technology, we invite you to join our team.This role mandates in-office presence in our San Francisco location four days a week; Lambda’s designated work-from-home day is Tuesday.Role OverviewAs a Senior Software Engineer focusing on our Identity and Access Management (IAM) platform, you will be responsible for developing robust, secure, and user-friendly access control systems across all our products. Your expertise will be vital in implementing core IAM features including Role-Based Access Control (RBAC), authentication mechanisms, and identity lifecycle management, ensuring our systems are scalable and secure.This position is suited for engineers who thrive in security-sensitive environments, appreciate the importance of correctness and usability, and can independently lead complex feature developments from design through to production. IAM is pivotal for Lambda's enterprise capabilities and will influence how our clients securely access computational resources, data, and infrastructure at scale.Key ResponsibilitiesDesign and implement essential IAM components, including identity models and authentication workflows.Develop and enhance enterprise IAM features such as RBAC, Single Sign-On (SSO), SCIM provisioning, Multi-Factor Authentication (MFA), and audit logging.Lead the complete delivery of IAM features from technical design to production rollout and ongoing monitoring.Collaborate with teams across various functions including API Experience, Billing, Core Cloud Platform, Console Experience, Infrastructure, and Security to ensure cohesive identity and access patterns.Contribute to API design and maintain consistency in identity and permission semantics across services.Engage in design reviews and provide insightful feedback on system architecture and trade-offs.Diagnose and resolve complex production issues in systems critical to security.Enhance the reliability, observability, and operational workflows for IAM services.

At Ripple, we are pioneering a future where value is transferred with the same ease and speed as information. Our bold vision is already a reality, as we deliver innovative crypto solutions to financial institutions, businesses, governments, and developers. We are committed to enhancing the global financial system, fostering economic equality, and expanding opportunities for individuals worldwide. Join us to unleash your potential and make a real-world impact in your career.If you're passionate about creating meaningful change and eager to explore remarkable career growth, we invite you to join our team and help us build real value.THE ROLE:As a Senior Platform Engineer, you will play a pivotal role in enhancing Ripple's production infrastructure and optimizing our release pipelines. This position merges the expertise of systems and software engineering to support the design and lifecycle of our hosted products. You will collaborate closely with product engineers to offer mentorship, automation, and the development of innovative platform features!KEY RESPONSIBILITIES:Oversee the deployment and maintenance of Ripple's multi-region, multi-provider service platforms with a focus on security and resilience.Create automation, monitoring, and instrumentation tools to streamline operations and boost engineering productivity.Develop solutions for complex technical challenges, including PKI, secret management, geographic failover, data replication, availability, and platform resilience.Automate new and existing platform and application lifecycle services, leveraging data to minimize human intervention.Work alongside product engineering teams to ensure code is ready for production.Lead the adoption of DevOps and GitOps principles throughout the organization.

About SentryAt Sentry, we believe that poor software should no longer be the norm. Our mission is to empower developers to create high-quality software more efficiently, allowing them to reconnect with the joy of technology.With over $217 million in funding and a trusted community of more than 100,000 organizations—including industry leaders like Disney, Microsoft, and Atlassian—we are pioneering performance and error monitoring tools that enable teams to devote less time to bug fixing and more time to product development.Embracing a hybrid work culture, we prioritize collaboration by designating Mondays, Tuesdays, and Thursdays as in-office days. If you are passionate about building impactful tools that enhance the digital experience, we invite you to join us in shaping the future of software monitoring.About the RoleAs we scale for the future, a robust platform is critical to our success. The Platform organization at Sentry oversees the essential components that drive our services—from cloud infrastructure and streaming systems to storage, deployment, and security. We are responsible for the foundational services that empower every product and engineering team at Sentry to innovate swiftly and with assurance.We are on the lookout for a dedicated and forward-thinking Senior Staff Software Engineer to spearhead this evolution. In this pivotal role, you will report directly to the VP of Engineering and collaborate with various teams across the organization to influence the trajectory of Sentry’s platform.Your ResponsibilitiesDesign and architect the future of Sentry by converting business objectives and product strategies into clear, scalable technical blueprints.Collaborate with product and engineering leaders to align technical roadmaps with the company’s strategic goals.Lead cross-functional initiatives within the Platform organization—taking ownership from inception to delivery and driving impactful results.Foster engineering excellence by mentoring platform engineers, disseminating best practices, and establishing high standards for system design, scalability, and operational quality.Evaluate significant architectural proposals to ensure consistency, maintainability, and long-term technical health across the organization.What Makes This Role ExcitingYou enjoy designing and creating platforms that empower teams to operate more swiftly and securely.You thrive on tackling complex, multi-layered challenges across product, infrastructure, and organizational structures.You have a passion for engineering that fosters collaboration and innovation.

Join our innovative team at Discord as a Senior Software Engineer focused on our Financial Platform. In this pivotal role, you will design, develop, and enhance our financial systems, ensuring they are robust, scalable, and efficient. You will work closely with cross-functional teams to implement cutting-edge solutions that empower our users to manage their financial interactions seamlessly.

Join our team as a Senior Software Engineer focused on our Data Platform at Gusto. In this role, you will leverage your expertise in designing and building scalable data systems that drive business decisions and enhance our platform's capabilities. Your contributions will directly impact our ability to deliver exceptional services to our customers.You will collaborate with cross-functional teams, ensuring that our data architecture is robust, efficient, and aligned with our business goals. If you are passionate about data engineering and are looking for a place to innovate and grow, we want to hear from you!

About UsZeta Global (NYSE: ZETA) is a cutting-edge AI-Powered Marketing Cloud that utilizes advanced artificial intelligence (AI) alongside trillions of consumer signals to enhance the efficiency of customer acquisition, growth, and retention for marketers. Our vision, delivered through the Zeta Marketing Platform (ZMP), is to simplify sophisticated marketing by integrating identity, intelligence, and omnichannel activation into a unified platform, supported by one of the industry's largest proprietary databases and AI. Our enterprise clients across diverse sectors can personalize consumer experiences on an individual level across all channels, driving superior results for marketing initiatives. Founded in 2007 by David A. Steinberg and John Sculley, Zeta Global is headquartered in New York City with a global presence. For more information, visit www.zetaglobal.com.Job OpportunityAt Zeta Global, identity forms the backbone of our marketing cloud. The Identity team is responsible for creating and managing backend services that drive the Zeta Identity Graph, which involves collecting, resolving, and maintaining billions of behavioral, demographic, and transactional signals. These services facilitate large-scale people-based marketing, ensuring trust and transparency in identity data management while providing critical APIs and event streams utilized across Zeta's platform. Our infrastructure supports over 235 million consumer profiles and processes billions of events monthly, necessitating services that are highly available, low-latency, and scalable.We are seeking a Lead Software Engineer who excels in both backend distributed systems and data engineering. In this pivotal role, you will design APIs and event-driven services, enhance our systems to accommodate rapidly increasing data volumes, and modernize our platform for resilience, transparency, and optimal performance.Key Responsibilities:Design and implement backend services and APIs for identity resolution, graph transparency, and integrations.Develop and optimize event-driven pipelines and workflows that process billions of signals.Deploy and maintain cloud-native services on EKS/Kubernetes, utilizing Helm for consistent deployments.Ensure reliability, observability, and scalability of services and data pipelines.Collaborate with engineering, product, and data teams to deliver comprehensive identity solutions.Mentor and guide engineers to elevate team capabilities.

Join Our Innovative TeamAt OpenAI, security is the cornerstone of our commitment to ensuring artificial general intelligence serves all of humanity. The Identity Infrastructure Engineering team is pivotal in this mission, crafting robust identity and access management solutions that safeguard our model weights, customer data, and essential systems across diverse cloud environments. Collaborating closely with teams across Applied Engineering, Research, IT, and Security, we deliver a secure and scalable platform that empowers permissioning, orchestration, and groundbreaking AI research.Your RoleAs a Software Engineer on our Identity Infrastructure Engineering team, you will play a crucial role in designing, deploying, and managing foundational security tools and infrastructure. This position involves leveraging a wide array of technologies to support multi-cloud deployments, ensuring our researchers and engineers can securely build, test, and scale transformative AI systems. We seek individuals who are technically adept, collaborative, and passionate about integrating secure-by-default principles throughout our technology stack.We invite Software Engineers eager to address challenges in:Identity & Access Management: Develop and sustain systems and interfaces that efficiently manage user and service identities, guaranteeing consistent, fine-grained access controls across various cloud providers and internal services.Multi-Cloud Security: Architect and implement tools that protect model weights, proprietary data, and sensitive assets, seamlessly operating within AWS, Azure, GCP, and future cloud environments.Automation & Tooling: Create robust frameworks, APIs, and CLI tools that automate ongoing security tasks (such as credential provisioning and rotation), allowing teams to focus on AI innovation without compromising security.In this position, you will:Develop new features for our IAM platform that integrate seamlessly with evolving cloud services, enabling teams to operate efficiently while adhering to security best practices.Lead security innovations by designing tools, processes, and frameworks that enhance our infrastructure.This role is primarily based in San Francisco, Seattle, or New York City, with remote work options considered. We embrace a hybrid work model, requiring three days in the office weekly, and provide relocation assistance for new hires.

Role Overview Ambience Healthcare is looking for a Senior Software Engineer, Platform, based in San Francisco. This position focuses on building and improving the core platform that supports our products. The work shapes both patient care and the company’s operational standards. What You Will Do Design, build, and refine platform features to support company goals Work closely with teams across engineering, product, and other functions Contribute to architectural planning and technical decision-making Deliver reliable, maintainable software that meets high quality standards Impact The software developed in this role supports clinicians and staff, helping to improve patient outcomes and streamline healthcare operations.

About Ditto Ditto builds technology that keeps data moving reliably at the edge, even when networks are unreliable or disconnected. Developers use Ditto’s peer-to-peer synchronization engine to power real-time applications in places like stadiums, airplanes, and remote military bases. The platform ensures continuous connectivity and data integrity without needing an internet connection. With over $145 million in funding, Ditto supports organizations such as Chick-fil-A, Delta Airlines, and the U.S. military. The company’s software is used in aviation, retail, travel, hospitality, and defense for mission-critical operations. Ditto is a growing startup that values diversity and inclusion, bringing together many perspectives to solve tough connectivity challenges. Role Overview: Senior Software Engineer, Platform FDE This Senior Forward Deployed Engineer (FDE) position sits at the intersection of engineering and customer success. FDEs work directly with key users, helping them integrate Ditto’s software into their operational environments and accelerating the time-to-value for their teams. In this role, expect to observe how Ditto’s technology performs in the field, relay technical feedback and feature needs to the core product team, and address complex problems as they arise. The work often involves ambiguity and high-pressure situations, so adaptability and creative problem-solving are essential. Key Responsibilities Implement the Core Aggregation Node: Lead the architecture, deployment, and configuration of Ditto’s central data hub within SOCOM’s secure, distributed cloud infrastructure. Architect and Manage GovCloud Infrastructure: Set up, secure, and maintain production workloads on AWS GovCloud at high impact levels, meeting strict security and accreditation requirements. Deploy and Maintain Container Orchestration: Manage the lifecycle of Kubernetes clusters (including RKE2/K3s) in both cloud and on-premise settings. Responsibilities include upgrades, scaling, monitoring, and incident response. Engineer Secure Cross-Domain Data Flows: Design and troubleshoot data synchronization pipelines that use Cross Domain Solutions (CDS) and data diodes, ensuring secure, policy-compliant, unidirectional data transfer between classification levels.