Backend Infrastructure Engineer — Scale Reliability & Proxies

Mendable; San Francisco (CA); Hybrid; USD 200,000 - 250,000; Full time

Benefits offered by this job

Competitive equity

Medical, dental, and vision

Job summary

Firecrawl is seeking a backend/infrastructure engineer to own critical data-proxy infrastructure from day one. You will build and maintain high-throughput systems, push reliability under adversarial web defenses, and manage the proxy layer at scale.

You should have 3+ years in backend, networking, or infrastructure engineering, and a track record of delivering resilient production systems. This full-time role is based in San Francisco with hybrid on-site work.

Qualifications

• 3+ years in backend, networking, or infrastructure engineering.
• Experience with proxies and high-throughput systems.
• Ability to own a system end-to-end in production.

Responsibilities

• Build and maintain the infrastructure that powers reliable data collection at scale.
• Improve success rates against sites with aggressive defenses.
• Own the health, rotation, and cost efficiency of the proxy layer.
• Push throughput and reliability under heavy, spiky, real-world load.
• Debug hard, intermittent failures across the stack and make them stay fixed.

Skills

Backend engineering

Networking

Infrastructure

Job description

Firecrawl is seeking a backend/infrastructure engineer to own critical data-proxy infrastructure from day one. You will build and maintain high-throughput systems, push reliability under adversarial web defenses, and manage the proxy layer at scale.

You should have 3+ years in backend, networking, or infrastructure engineering, and a track record of delivering resilient production systems. This full-time role is based in San Francisco with hybrid on-site work.