Security Software Engineer II, Internal Identity & Access Management

Pinterest • Seattle, WA

3d • Remote

About The Position

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.
The Internal Identity & Access Management (I2AM) team is responsible for critical production infrastructure that provides a foundational notion of Identity and strong authentication and authorization controls across Pinterest. Our backend is primarily written in Golang, Python with some C++ while our frontend tools are written in React and TypeScript. We’re looking for a software engineer who will help us build robust tooling to define and evaluate access controls across production infrastructure. A security background is not necessary but ideal candidates will have familiarity with the problems or related spaces, such as Infrastructure or Identity.

Requirements

• Bachelor’s degree in Computer Science, Engineering, or a related field, or equivalent experience.
• 2+ years of software development experience.
• Experienced in developing features end to end, with preferred experience developing them in distributed systems.
• Experience with critical evaluation and verification of AI-assisted work (e.g., testing, source-checking, data validation, peer review).
• Demonstrated ability to prototype and use AI tooling to improve reliability and quality of day-to-day workflow and system performance.
• High integrity and ownership: you protect sensitive data, avoid over-reliance on AI, and remain accountable for final decisions and deliverables.

Nice To Haves

• Identity, Account Security, Authentication/Authorization (OAuth, SAML, RBAC) protocols
• AWS or other public cloud infrastructure, containerization such as Kubernetes
• Infrastructure provisioning tools (Terraform, Puppet, etc.)
• Familiarity with networking protocols (Application layer)

Responsibilities

• Contribute to the technical roadmap for identity and authorization controls for users, services and AI Agents.
• Design, implement, and maintain mission-critical features that will help us deliver robust IAM infrastructure and libraries to our customers.
• Leverage Agentic AI to improve systems and least privilege, while applying judgment and verification to ensure correctness and quality. Improve code quality and system performance using AI Coding Agents.
• As member of the Infrastructure Security team, build performant and resilient AAA (Authentication, Authorization, Auditing) platform controls into various high-traffic services including our AI Agents, online/offline data platforms, databases, service mesh. (Envoy) and other critical infrastructure components.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Number of Employees: 501-1,000 employees