Lead SDE, DNS Infrastructure & Distributed Systems

Socket.dev; Herndon (VA); On-site; USD 144,000 - 194,000; Full time

Benefits offered by this job

Health insurance (medical, dental, and

401(k) matching

Paid time off

Parental leave

RSUs

Job summary

Amazon in Herndon, VA is seeking a senior software engineer to design, build, and operate highly available DNS infrastructure as part of the Route 53 team. You will own the full lifecycle from architecture to production, delivering scalable services across 50+ global locations.

You will lead feature work such as Private DNS, DNS Firewall, and health checks, collaborate with AWS teams, and drive operational excellence in production environments.

Qualifications

• 3+ years of non-internship professional software development experience.
• 2+ years of non-internship design or architecture of new and existing systems.
• Experience programming with at least one modern language such as Java, C++, or C# including object-oriented design.

Responsibilities

• Design, develop, and maintain highly available, scalable distributed systems for Amazon Route 53's DNS infrastructure operating across 50+ global locations.
• Lead technical initiatives to build new features and functionality including Private DNS, DNS Firewall, DNS resolver, health checks, and security services.
• Own the full software development lifecycle—from architecture and implementation to deployment and production operations—while maintaining a 100% availability SLA.
• Collaborate cross-functionally with teams across AWS to deliver integrations, traffic management solutions, and routing capabilities.
• Drive operational excellence by building and running software in production, troubleshooting complex issues spanning databases, networking, distributed systems, and security.
• Mentor team members and raise the technical bar through code reviews, design discussions, and engineering best practices.
• Solve challenging problems in computer science including distributed systems, numerical analysis, networking, and security at massive scale.

Skills

Software development

System design

Java/C++/C#

SDLC

Networking protocols

XDP/eBPF

Education

Bachelor's degree in computer science or equivalent

Job description

Amazon in Herndon, VA is seeking a senior software engineer to design, build, and operate highly available DNS infrastructure as part of the Route 53 team. You will own the full lifecycle from architecture to production, delivering scalable services across 50+ global locations.

You will lead feature work such as Private DNS, DNS Firewall, and health checks, collaborate with AWS teams, and drive operational excellence in production environments.