Position Summary
The Fastly Content Delivery Network (CDN) Engineer is responsible for the design, implementation, optimization, and reliability of Content Delivery Network (CDN) services leveraging Fastly’s edge platform. This includes VCL configuration, edge compute logic, caching strategy design, security controls, observability, and performance tuning to ensure high availability, low latency, and secure content delivery across digital properties. This Engineer maintains the Content Delivery Network (CDN) and collaborates with Dev and operational teams for change management and incident response. The Engineer excels when working on complex projects, is motivated to deliver results, maintains operational excellence, and exhibits the JetBlue values of Safety, Caring, Integrity, Passion, and Fun.
Essential Responsibilities
- Designed and maintained Fastly services, VCL configurations, edge dictionaries, and backend definitions.
- Implemented scalable caching strategies aligned with application requirements.
- Ensured optimal TTL, shielding, and origin failover configurations.
- Analyzed cache hit ratios, origin performance, and request patterns.
- Tuned edge logic to improve latency and reduce unnecessary origin fetches.
- Partnered with application teams to refine cache-control headers and edge behavior.
- Participated in on-call rotations for CDN-related incidents.
- Conducted root cause analyses (RCAs) for production issues.
- Implemented proactive monitoring and alerting enhancements.
- Managed Fastly services via Terraform or API-driven automation.
- Reduced manual configuration drift.
- Contributed to CI/CD integration for CDN deployments.
- Other duties as assigned