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Senior Principal Engineer - Platform Engineering

FastlyDenver, CO; New York City, NY; San Francisco, CA
On-site Full-time $287.6K/yr - $345.1K/yr

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Experience Level

Senior

Qualifications

Over 12 years of relevant experience in software engineering or related fields. Proven expertise in architecture and technical direction for Platform Engineering initiatives, including build, deploy, runtime, observability, security, and developer experience. Strong collaboration skills to align with Engineering, SRE, Security, and Product teams on roadmaps and success metrics. Demonstrated ability to lead cross-organizational programs from concept to delivery, including CI/CD modernization and reliability improvements. Experience in defining and evolving platform standards, ensuring adoption through tooling and enablement. Mentorship experience to elevate the skills of senior engineers and tech leads. Excellent communication skills to convey progress, risks, and decisions effectively to stakeholders.

About the job

At Fastly, we empower individuals to maintain meaningful connections with the things they cherish. Our cutting-edge edge cloud platform allows customers to deliver exceptional digital experiences with speed, security, and reliability by processing and securing applications as close to end-users as possible — right at the edge of the Internet. Our platform is engineered to harness the potential of the modern internet, enabling programmability and supporting agile software development. We proudly serve some of the world's most influential companies, including GitHub, Yelp, Paramount, and JetBlue.

Join us in building a more trustworthy Internet.

Posting Open Date: Reposted March 30, 2026

Anticipated Posting Close Date*: April 20, 2026

*This job posting may close earlier due to high applicant volume.

 

Senior Principal Engineer, Platform Engineering

As a member of Fastly’s Platform Engineering team, you will be instrumental in establishing the essential frameworks that enable engineers to deliver quickly, safely, and at scale. In the role of Senior Principal Engineer, you will guide the technical direction and spearhead cross-organizational initiatives aimed at enhancing our platform, developer experience, and operational excellence. Collaborating closely with fellow engineers, you will work to eliminate friction, standardize best practices, and create paved roads to expedite product delivery. This is a highly collaborative and hands-on position, representing the Platform Engineering organization and reporting directly to the Senior Director of Engineering.

About Fastly

Fastly is at the forefront of delivering high-performance edge cloud solutions that empower businesses to enhance their digital experiences. Our mission is to create a more reliable and efficient Internet for everyone, enabling companies to thrive in a digital-first world. We are committed to innovation and excellence, working with some of the largest brands globally to shape the future of technology.

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