Staff Engineer, Distributed Systems / Flag Delivery
LaunchDarklyFeature Management company
Remote$182,600 - $295,350Lead
Bessemer Venture Partners
Redpoint
Uncork Capital
Insight Partners
Lead Edge Capital
Threshold
Software Engineering
About the role
TL;DR
Build and evolve high-performance, globally distributed systems for real-time feature flag delivery.
- •As a Staff Distributed Systems Engineer on LaunchDarkly's Flag Delivery Network (FDN) team, you’ll play a critical role in shaping one of the most high-performance, globally distributed systems powering modern software delivery.
- •The FDN is responsible for delivering real-time feature flag updates to tens of millions of connected SDKs across web, mobile, and server environments—at a scale of hundreds of thousands to millions of updates per second.
- •Key Responsibilities Architect, design, and build resilient and scalable systems for delivering feature flag data globally, optimized for high availability and low latency.
- •Own and evolve core components such as our global edge delivery network, streaming infrastructure, and data synchronization protocols.
- •Drive improvements in system availability, performance, and operational excellence.
- •Mentor and lead other engineers by modeling best practices in distributed systems development.
- •Requirements Proven experience in architecting, building, and operating complex, large-scale backend and infrastructure services, with a hands-on focus specifically on distributed systems (typically 10+ years of experience).
- •Deep understanding of event-driven architectures, streaming protocols, and stateful connection management at scale.
- •Expertise in Go, Java, Rust or similar systems programming languages.
- •Familiarity with real-time data pipelines, load balancing, and global edge networks/CDNs.
Required skills
GoRustJavaWebSocketsMicroservicesAWSGoogle CloudRedisDynamoDBApache KafkaGitKubernetesCI/CD
Nice-to-have skills
Python
Domain expertise
developer-tools
Benefits & perks
Restricted Stock Units (RSUs), health insurance, vision insurance, dental insurance, mental health benefits
Tech stack
GoRustJavaWebSocketsAWSGoogle CloudRedisDynamoDBApache KafkaGit