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Latest Backend Engineering jobs at Cloudflare

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Cloudflare

Systems Engineer, Spectrum

CloudflareAustin, TX

Systems Engineer on Cloudflare's Spectrum team building and evolving the high-scale L4 proxy and non-HTTP traffic platform. Requires strong Go experience, deep L3/L4 networking knowledge, Linux primitives including eBPF, and production operations skills.

Salary not listedHybrid5+ YOEBackend Engineering
Cloudflare

Senior Software Engineer, Cloudflare Queues

CloudflareNew York, NY +4

Build and improve Cloudflare Queues, a global-scale managed message queuing service integrated with Workers. Design features, enhance reliability/performance/delivery at edge scale, own code end-to-end, and use AI tools responsibly. Requires 4+ years distributed systems experience and strong systems programming skills.

185k – 254k/yrOn-site7+ YOEBackend Engineering
Cloudflare

Senior Systems Engineer, Cloudflare Tunnel

CloudflareAustin, TX

Senior Systems Engineer leading architecture and implementation of Cloudflare Tunnel, a secure connectivity product. Requires 5+ years building secure distributed systems, strong systems programming (Go/Rust/C++), networking, Kubernetes/Docker, and cross-functional collaboration.

Salary not listedHybrid5+ YOEBackend Engineering
Cloudflare

Senior Distributed Systems Engineer

CloudflareAustin, TX

Build and operate distributed backend services enforcing geographic data residency boundaries on Cloudflare's global edge network. Requires 5+ years building production distributed systems with deep knowledge of consistency, failure modes, and compliance constraints; full-stack ownership in Go/Rust.

Salary not listedOn-site5+ YOEBackend Engineering
Cloudflare

Distributed Systems Engineer

CloudflareUnited States

Build and operate distributed systems infrastructure for data localization and geographic compliance on Cloudflare's global edge network. Requires 3+ years building production distributed systems with deep knowledge of consistency models, failure modes, and languages like Go or Rust.

Salary not listedOn-site3+ YOEBackend Engineering
Cloudflare

Software Engineer, Workers Deploy & Config

CloudflareNew York, NY +4

Build and scale the control plane for Cloudflare Workers, the serverless edge platform. Design distributed systems, high-traffic APIs, storage schemas, and own production reliability for services powering Pages and R2. Requires strong Go experience plus knowledge of observability, databases, and Kubernetes.

150k – 206k/yrOn-site5+ YOEBackend Engineering
Cloudflare

Principal Software Engineer, Workers Deploy & Config

CloudflareNew York, NY +4

Lead architecture and strategy for Cloudflare's Workers control plane as the most senior engineer on the Deploy & Config team. Own distributed systems, high-scale APIs, reliability, and developer experience powering the serverless edge platform.

220k – 303k/yrOn-site7+ YOEBackend Engineering
Cloudflare

Software Engineer

CloudflareUnited States

Build and extend Linux kernel and low-level networking systems on Cloudflare's egress path, working on packet processing, protocols like BGP, and massive-scale distributed systems that impact millions of customers. Requires systems programming experience and deep networking knowledge.

Salary not listedHybridBackend Engineering
Cloudflare

Senior Software Engineer, Durable Objects (DO)

CloudflareUnited States

Build and evolve Cloudflare's Durable Objects runtime, low-level routing, and storage systems for stateful serverless applications at global scale. Requires 5+ years systems software experience with deep expertise in Rust or C++ and large-scale distributed systems.

Salary not listedOn-site7+ YOEBackend Engineering
Cloudflare

Senior Software Engineer, Workers Runtime

CloudflareUnited States

Build and improve Cloudflare Workers Runtime: enhance performance, reliability, JavaScript and WebAssembly support for edge execution of customer code. Requires strong CS fundamentals, production ownership, and 2+ years C++/Rust experience.

Salary not listedOn-site5+ YOEBackend Engineering
Cloudflare

Distributed Systems Engineer

CloudflareUnited States

Software engineer building and scaling customer-facing APIs, near real-time alerting systems, and data analytics tools on Cloudflare's data platform. Requires 3+ years in distributed systems, strong Go/SQL skills, observability expertise (Prometheus/Grafana), and CS fundamentals.

Salary not listedHybrid3+ YOEBackend Engineering
Cloudflare

Senior Systems Engineer, Cloudflare Data Platform

CloudflareUnited States

Senior engineer building Cloudflare's globally distributed storage, database, and data platform products. Own code end-to-end across the stack, architect consistency models, optimize performance, and design APIs using Rust, TypeScript, Go and other languages. Requires 6+ years distributed systems experience.

Salary not listedOn-site6+ YOEBackend Engineering
Cloudflare

Senior Oracle Fusion Developer

CloudflareUnited States

The Senior Oracle Fusion Developer will be the lead technical architect and individual contributor for complex custom solutions, extensions, and reports within the Oracle Fusion Cloud ERP environment, focusing on Supply Chain Execution and Finance.

Salary not listedOn-site10+ YOEBackend Engineering