Staff Software Engineer - API Services

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 GitHub, Yelp, Paramount, and JetBlue.

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Posting Open Date: Feb. 11, 2026

Anticipated Posting Close Date*: March 11, 2026

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

Staff Software Engineer - API Services

The API Services team owns critical services to ensure the performance and reliability of Fastly’s Control Plane.  As a Staff Software Engineer, you will drive the technical vision and architectural evolution of these high-throughput, globally distributed systems. This role involves leading cross-functional initiatives with numerous internal Fastly teams to support and scale critical components of our infrastructure.

What You'll Do

• Lead the design and development for highly-available, scalable, and distributed systems to enable Fastly to meet the challenges of sustained growth and scale.
• Mentor engineers across the team in developing applications in Go and advocate for software development best practices and high-quality code standards.
• Drive significant process and architecture improvements by evolving manual tasks and complex legacy components into reliable, automatic, and highly efficient systems.
• Define and communicate the long-term technical roadmap for API Services and collaborate with engineering leaders and principal engineers to align cross-team dependencies and strategies.
• Anticipate, design, and implement major architectural changes to ensure the continued reliability and scaling needs of the Fastly Control Systems for years to come.
• Define and champion Platform Engineering best practices for the API Services team, improving the foundational infrastructure used by internal developers.
• Contribute to the core infrastructure and platform needs of the team by working with tools and frameworks like Terraform, Jenkins, Kubernetes and Chef
• Participate in an on-call rotation

What We're Looking For

• You have at least 7 years of related development experience, including a significant track record of building and scaling global-scale distributed systems.
• Hands-on experience developing applications in GoLang 
• Solid experience with cloud providers (AWS, GCP), containerization (Docker, Kubernetes) and infrastructure as code (Terraform)
• Experience with declarative configuration languages such as CUE or other tools for managing configuration compilation and coordination.
• Track record of processes improvements through automation
• Experience with monitoring and observability tools (Prometheus, Grafana, Splunk, New Relic, etc)
• Deep expertise and mastery of distributed systems and microservices architecture, including hands-on experience designing and operating large-scale production services.
• Proven ability to independently drive and deliver large, complex, and ambiguous projects that span multiple teams and require significant cross-organizational influence. 
• Strong written and verbal communication skills
• A great teammate: communicative, collaborative, empathetic
• You have experience working with teams distributed across different time zones

We’ll be super impressed if you have experience in any of these:

• Envoy 
• API Gateways
• Varnish, VCL
• Service Mesh implementation/configuration

Work Hours: 

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

Work Location(s) & Travel Requirements: 

This position is open to Hybrid And Remote Work Locations.

The preferred locations for this position are:

• 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.

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

SF / LA Fair Chance Ordinance Statement

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.

Salary:

The estimated salary range for this position in the US is $211,370 to $253,644.

Starting salary may vary based on permissible, non-discriminatory factors such as experience, skills, qualifications, and location.

This role may be eligible to participate in Fastly’s equity and discretionary bonus programs.

Benefits:

We care about you. Fastly works hard to create a positive environment for our employees, and we think your life outside of work is important too. We support our teams with great benefits that start on the first day of your employment with Fastly. Curious about our offerings? 

We offer a comprehensive benefits package including medical, dental, and vision insurance. Family planning, mental health support along with Employee Assistance Program, Insurance (Life, Disability, and Accident), a Flexible Vacation policy and up to 18 days of accrued paid sick leave are there to help support our employees. We also offer 401(k) (including company match) and an Employee Stock Purchase Program. For 2026, we offer 11 paid local holidays, 12 paid company wellness days.

Why Fastly?

• We have a huge impact. Fastly is a small company with a big reach. Not only do our customers have a tremendous user base, but we also support a growing number of open source projects and initiatives. Outside of code, employees are encouraged to share causes close to their heart with others so we can help lend a supportive hand.

• We value diversity. Growing and maintaining our inclusive and diverse team matters to us. We are committed to being a company where our employees feel comfortable bringing their authentic selves to work and have the ability to be successful -- every day.

• We are passionate. Fastly is chock full of passionate people and we’re not ‘one size fits all’. Fastly employs authors, pilots, skiers, parents (of humans and animals), makeup geeks, coffee connoisseurs, and more. We love employees for who they are and what they are passionate about.

We’re always looking for humble, sharp, and creative folks to join the Fastly team. If you think you might be a fit please apply! A fully completed application and resume or CV are required when applying.

All job applications must be submitted through our official careers site at www.fastly.com/about/careers. We will never request sensitive information, such as your Social Security number, bank account or credit card information during the application process. All official communication will come from an @fastly.com or @recruiting.fastly.com email address.

Fastly is committed to ensuring equal employment opportunity and to providing employees with a safe and welcoming work environment free of discrimination and harassment. Our employment decisions are based on business needs, job requirements and individual qualifications. All qualified applicants will receive consideration for employment without regard to age, ancestry, color, family or medical care leave, gender identity or expression, genetic information, marital status, medical condition, national origin, family or parental status, physical or mental disability, political affiliation, protected veteran status, race, religion, sex (including pregnancy), sexual orientation, or any other characteristic protected by applicable laws, regulations and ordinances.

Consistent with the Americans with Disabilities Act (ADA) and federal or state disability laws, Fastly will provide reasonable accommodations for applicants and employees with disabilities. If reasonable accommodation is needed to participate in the job application or interview process, to perform essential job functions, and/or to receive other benefits and privileges of employment, please contact your Recruiter, or the Fastly Employee Relations team at candidateaccommodations@fastly.com or 501-287-4901. 

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