Software Engineer, Gateway

Cloudflare

full-time

Posted on: 9/25/2025

Origin: • 🇺🇸 United States

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💰 $115,000 - $187,000 per year

Mid-LevelSenior

BigQueryDistributed SystemsDNSElasticSearchGoGrafanaKubernetesMicroservicesPostgresPrometheusReactRustTypeScript

About the role

Build Gateway and DNS Filtering products, focusing on high-performance global edge data plane services
Contribute to control plane APIs that configure the edge services
Work on systems including a forward-proxy service on Cloudflare's edge for inspecting, filtering, and blocking device requests
Develop a DNS resolver running on the edge that leverages a Wirefilter based filtering rules engine
Build microservices to configure, manage, and observe organizations' devices and traffic
Deploy and operate services globally across 310+ data centers
Work with technologies including Rust (core edge), Go (REST API), Typescript/React (frontend), Kubernetes, Postgres
Monitor and log services using Prometheus, Grafana, Elasticsearch, and Kibana; use Clickhouse and BigQuery for analytics
Collaborate with a global team of engineers on product development and scaling efforts
Participate in on-call rotations as needed

Programming experience in Rust, C++, or similar low level languages
Programming experience in Go and/or Typescript is a plus
Strong grasp of networking protocols in Layers 3-7 of the OSI Model
Solid understanding of HTTP protocols, including experience with HTTP/2 and bonus for HTTP/3
Basic understanding of software security and encryption
Experience in designing and implementing secure and highly-available distributed systems
Willingness, curiosity, and enthusiasm to learn new programming languages, technologies, and systems
Strong interpersonal and communication skills; caring and empathy are coveted traits
Flexibility to be on-call outside of standard working hours to address technical issues as needed
May require authorization to receive software or technology controlled under U.S. export laws without sponsorship