Staff Engineer, Traffic Management Systems

Fastly helps people stay better connected with the things they love. Fastly’s edge cloud platform enables customers to create great digital experiences quickly, securely, and reliably by processing, serving, and securing our customers’ applications as close to their end-users as possible — at the edge of the Internet. The platform is designed to take advantage of the modern internet, to be programmable, and to support agile software development.

Fastly’s customers include many of the world’s most prominent companies, including Git Hub, Yelp, Paramount, and Jet Blue.

We’re building a more trustworthy Internet. Come join us.

Posting Open Date: March 19, 2026

Anticipated Posting Close Date: April 20, 2026

Job posting may close early due to the volume of applicants.

Fastly's Traffic Management Systems Team owns and operates the services used to balance the CDN’s traffic globally, as well as Fastly’s Managed DNS product. We are building a world-class DNS product with an autonomous control system that makes real-time data-driven decisions to ensure high levels of availability and performance across our network. We are seeking a technical leader with experience in designing, building and operating distributed systems that are scalable, fault tolerant and easy to manage.

You'll be joining a team responsible for critical network services, used by some of the world’s most popular companies to power the Internet. Many of our largest customers rely on our work to ensure a performant and delightful experience for their users. You will play a critical role in ensuring the team's continued success in delivering innovative capabilities.

• Technical leadership of full lifecycle projects, driving project progress and collaborating with stakeholders
• Coordinate and communicate with the team members and across other technical and cross functional teams
• Prioritize scalability, security, performance and reliability in the design of the applications you support
• Write code that is performant, maintainable, clear, and concise and contribute to code reviews, improving the codebase and other team processes
• Mentor and support other engineers, fostering a culture of knowledge sharing, innovation, and collaboration within the team
• Participate in on-call rotation as needed

• At least 7+ years of experience designing and developing software components on Unix/Linux platforms
• 5+ years of experience building and operating distributed networking/cloud systems at scale
• Track record of writing resilient and maintainable Rust, C, C++ and/or Go code
• Strong written and verbal communication skills with the ability to articulate complex technical ideas across multi-functional teams
• A passion for learning, and sharing what you’ve learned with others

• Protocol fluency and hands-on experience developing and operating DNS servers
• Experience with major cloud infrastructure providers such as AWS, GCP and/or Azure
• Experience with infrastructure as code systems like terraform and Kubernetes
• Familiarity with monitoring solutions like Prometheus and Grafana
• Experience with Machine Learning & Analytical tools

This position will require you to be available during core business hours and occasional nights and weekends as required for on-call support.

This position is open to the following preferred office locations:

• San Francisco, CA
• New York, NY
• Denver, CO

Fastly currently embraces a largely hybrid model for most roles which allows employees flexibility to split their time between the office and home.

There is a strong preference for Hybrid near a local office. However, we may be willing to consider remote candidates within the US, Canada, and the UK.

This position may require travel as required by your role or requested by your manager.

Pursuant to the San Francisco Fair Chance Ordinance and the Los Angeles Fair Chance Initiative for Hiring Ordinance, we will consider for employment qualified applicants with arrest and conviction records.