Backend Infrastructure Engineer, Anti-Bot
True Talent Solutions Partners · San Francisco · onsite
ABOUT THE ROLE
Join an infrastructure team building reliable web data extraction systems for a B2B SaaS platform. You will own production systems that keep extraction working against websites with actively changing anti-bot defenses.
WHAT YOU'LL DO
- Architect and operate proxy rotation, IP and session management, and isolated egress infrastructure at scale.
- Improve extraction success rates against aggressive anti-bot and anti-scraping defenses.
- Build and maintain browser and TLS fingerprinting, CAPTCHA handling, and challenge-solving systems.
- Manage proxy-layer reliability, cost efficiency, and operating economics.
- Investigate intermittent production failures across the stack and implement durable fixes.
- Own systems end to end, including production health and on-call responsibilities.
WHAT WE'RE LOOKING FOR
- More than 3 years of experience in adversarial web infrastructure or proxy-layer engineering, with recent hands-on work in web extraction.
- Production experience building proxy infrastructure and extraction systems that operate against aggressive anti-bot defenses, and ownership of related success-rate metrics.
- Experience bypassing major commercial anti-bot platforms in production, and managing browser or TLS fingerprints and CAPTCHA or challenge-solving infrastructure.
- Proficiency in Go and/or Python, with networking fundamentals including TCP/IP, HTTP/2, connection pooling, and proxy orchestration.
- Experience with observability and on-call tooling such as Prometheus and Grafana.
COMPENSATION & BENEFITS
Base salary: $235,000 to $260,000 annually. Visa sponsorship is available.
LOCATION
Hybrid in San Francisco, California, United States.