Software Engineer, Web Crawling

Exa

$120K — $180K *
Information Technology
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • Experience building and scaling web crawlers or a strong willingness to learn quickly
  • Proficiency in high performance programming languages like C++ or Rust
  • Knowledge of TypeScript, Playwright, and modern web design techniques
  • Ability to optimize systems effectively
  • Passion for finding valuable knowledge and its impact on society

Responsibilities

  • Build a distributed web crawler capable of processing over 100 million pages daily
  • Optimize crawler politeness and regulate request rates across numerous domains
  • Design systems to manage dynamic content and JavaScript rendering
  • Develop algorithms for intelligent crawl scheduling and prioritization

Benefits

  • Comprehensive healthcare plans including medical, dental, and vision insurance
  • Fertility assistance benefits
  • 16 weeks of fully paid parental leave for all new parents
  • Monthly wellness stipend for employees
Full Job Description
As a Web Crawler engineer, you'd be responsible for crawling the entire web. Basically build Google-scale crawling!

Who You Are
  • You have extensive experience building and scaling web crawlers, or would be excited to ramp up very quickly
  • You have experience with some high performance language (C++, Rust, etc.)
  • You are familiar with TypeScript, Playwright, modern web design, CDP (Chrome DevTools Protocol)
  • You're comfortable optimizing a system to an exceptional degree
  • You care about the problem of finding high quality knowledge and recognize how important this is for the world


What You Could Do
  • Build a distributed crawler that can handle 100M+ pages per day
  • Optimize crawl politeness and rate limiting across thousands of domains
  • Design systems to detect and handle dynamic content, JavaScript rendering, and anti-bot measures
  • Create intelligent crawl scheduling and prioritization algorithms for maximum coverage efficiency


Logistics
  • Location: This is an in-person opportunity in San Francisco.
  • Visas: We're happy to sponsor international candidates (e.g., STEM OPT, OPT, H1B, O1, E3). While we cannot guarantee your visa, we have historically been successful in sponsoring candidates from all over the world. If you receive an offer, our team will work hard to get you a visa.
  • Benefits: We offer premium healthcare benefits (medical, dental, vision), fertility benefits, 16 weeks of fully paid parental leave for all new parents, and a monthly wellness stipend to all of our employees.

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