Note: The job is a remote job and is open to candidates in USA. Fastly provides an edge cloud platform that helps customers create secure, reliable digital experiences by processing applications close to end users. The company is seeking a Staff Software Engineer to design and build secure, scalable customer identity services, lead complex CIAM initiatives, guide architecture across core platform areas, and mentor engineers.
Responsibilities
- Design and build secure, scalable identity services supporting authentication, authorization, identity lifecycle, and related platform capabilities
- Lead implementation of complex technical initiatives from design through production, balancing long-term architecture with practical delivery
- Serve as the technical lead for one or more core areas of the CIAM platform, guiding architecture, reviewing designs, and helping teams make sound technical decisions
- Partner with engineering, product, and security to shape implementation plans, prioritize technical investments, and identify risks early
- Break down ambiguous technical problems into practical, incremental solutions while maintaining a high bar for engineering quality
- Champion modern, standards-based identity patterns and help teams adopt engineering best practices across the CIAM platform
- Improve the reliability, security, and maintainability of identity-related services through strong architectural decisions and operational rigor
- Mentor engineers within the CIAM organization through design reviews, technical guidance, and collaborative problem solving
- Contribute to an inclusive engineering culture grounded in curiosity, pragmatism, and continuous improvement
- Participate in on-call support rotation as needed
Skills
- Significant experience designing and operating authentication and authorization systems in production environments. Staff engineers at Fastly typically have 7+ years of relevant experience
- Deep understanding of identity and access standards and technologies such as OIDC, OAuth, SAML, SCIM, JWT, and SSO
- Experience with service-to-service authentication and secure communication patterns in distributed systems
- Strong background in software architecture and system design, especially in areas of scalability, performance, reliability, and security
- Demonstrated ability to provide technical leadership across multiple teams through architectural guidance, delivery of complex initiatives, and collaborative influence
- Strong written and verbal communication skills, including the ability to produce clear technical documentation and align diverse stakeholders
- This position will require you to be available during core business hours and occasional nights and weekends as necessary to support on-call coverage
- This position may require travel quarterly to align on technical designs and direction
- Experience with Go, Java, or Ruby
- Experience with Keycloak
- Production experience implementing Role and Attribute-based Access control systems
- Experience designing secure identity systems with strong consideration for authentication threats, authorization models, and operational resilience
- The preferred locations for this position are: * San Francisco, CA * Denver, CO * New York, NY
- There is a strong preference for Hybrid near a local office. However, we may be willing to consider highly qualified remote candidates within the US
Benefits
- This role may be eligible to participate in Fastly’s equity and discretionary bonus programs.
- Fastly works hard to create a positive environment for our employees, and we think your life outside of work is important too.
- Fastly currently embraces a largely hybrid model for most roles which allows employees flexibility to split their time between the office and home.
- We offer a comprehensive benefits package including medical, dental, and vision insurance.
- Family planning support.
- Mental health support along with Employee Assistance Program.
- Life, Disability, and Accident insurance.
- A Flexible Vacation policy.
- Up to 18 days of accrued paid sick leave.
- 401(k), including company match.
- An Employee Stock Purchase Program.
- For 2026, we offer 11 paid local holidays.
- 12 paid company wellness days.
Company Overview
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