The AWS NAT Gateway team is seeking a Software Development Engineer to enhance security and visibility capabilities for their external facing NAT Gateway service. This role involves collaborating with a diverse team of engineers to deliver high-performance distributed systems that process customer traffic at scale. The ideal candidate will be customer-centric and comfortable with ambiguity, focusing on operational excellence and mentoring junior engineers. This position offers the opportunity to work on critical networking architecture that impacts AWS customers' security posture.

• 3+ years of professional software development experience
• Strong programming skills in Java, C++, or Rust
• Experience building distributed systems or network services
• Understanding of networking protocols such as TCP/IP, TLS, and HTTP
• Bachelor's degree or foreign equivalent in Computer Science, Engineering, Mathematics, or a related field

• Design and implement high-performance NAT Gateway services that process customer traffic at scale
• Build distributed systems that deliver sub-millisecond latency while maintaining security
• Optimize packet processing pipelines to handle increasing traffic volumes
• Collaborate with security teams to implement new threat detection capabilities
• Participate in on-call rotation to ensure service availability

• Employees at Amazon are often offered comprehensive health benefits—including multiple medical plan options (no pre-existing condition exclusions, 100% covered in-network preventive care), dental and vision plans, a 24/7 medical advice line from day one, expert second-opinion services, and broad mental-health support with several free counseling sessions (including pediatric). Financial wellness typically includes a 401(k) with company match (up to 2%), Restricted Stock Units (equity), FSAs, an emergency savings program, product and partner discounts, and even college-savings and home-purchase programs. Overall, the package is designed to support employees and their families’ health, finances, and day-to-day life.