What to expect in the Fastly, Inc. interview process

Based on publicly available sources, Fastly, Inc. is a mid-sized, publicly traded B2B infrastructure and software development company headquartered in San Francisco, California. Founded in 2011, it operates as an edge cloud platform provider specializing in CDN, video streaming, load balancing, image optimization, TLS encryption, and security solutions.

Public data indicates that Fastly employs roughly 1,173 people globally as of 2026, showing modest headcount growth from around 1,151 employees in 2023. The company operates across 5 countries with a workforce distributed globally across 22 countries. Fastly has maintained active recruitment, with job postings increasing by 33.1% to 215 active listings in 2026.

Internal team signals point to an engineering-driven environment where technical stacks involve tools like Envoy, Kubernetes, and Go. Employees working in these roles report that the daily experience includes continuous learning opportunities, challenging work, and collaboration with colleagues described as intelligent and kind.

From an external recognition standpoint, Fastly was named one of U.S. News & World Report’s 2024–2025 Best Companies to Work For, scoring well in overall categories, IT, software and services, and regional workplace factors. Leadership attributes this recognition to a focus on employee well-being and professional development.