Staff Software Engineer - Site Defense

📋 Description

• Design, build, and operate high-scale, low-latency systems that protect Reddit from DDoS attacks
• Analyze, develop and evolve ingress-level defenses across CDN, edge, and internal infrastructure
• Build systems to detect, score, and mitigate malicious traffic in real time at per-request and
• Partner closely within Infrastructure, Security, and internal Safety teams to balance security
• Mentor junior engineers in their professional growth.
• Contribute to the team's ML-at-Ingress initiatives, including experimenting with models for traffic

🎯 Requirements

• 7+ years of experience building and operating high throughput and low latency production
• Software development experience in one or more general purpose programming languages; Python, Go
• Excellent communication skills to collaborate with a service-oriented team and company.
• Experience with DDoS mitigation, WAFs, bot management, or abuse prevention systems.
• Experience with networking fundamentals (HTTP, TLS, TCP/IP, proxies, CDNs, load balancing).

🎁 Benefits

• Comprehensive Healthcare Benefits and Income Replacement Programs
• 401k with Employer Match
• Global Benefit programs that fit your lifestyle, from workspace to professional development to
• Family Planning Support
• Gender-Affirming Care
• Mental Health & Coaching Benefits