Software Development Engineer , Route 53 - DNS Security and DNS Management

AWS Infrastructure Services owns the design planning delivery and operation of all AWS global infrastructure. In other words were the people who keep the cloud running. We support all AWS data centers and all of the servers storage networking power and cooling equipment that ensure our customers have continual access to the innovation they rely on. We work on the most challenging problems with thousands of variables impacting the supply chain and were looking for talented people who want to help.

Youll join a diverse team of software hardware and network engineers supply chain specialists security experts operations managers and other vital roles. Youll collaborate with people across AWS to help us deliver the highest standards for safety and security while providing seemingly infinite capacity at the lowest possible cost for our customers. And youll experience an inclusive culture that welcomes bold ideas and empowers you to own them to completion.

Were looking for a passionate Software Development Engineer to drive the evolution of Route 53 Resolver DNS Firewall and Route 53 Profiles. This is a unique opportunity to own critical infrastructure that protects thousands of organizations worldwide from DNSbased threats while simplifying DNS management at scale. Youll design and build solutions that expand our global footprint enhance our security capabilities and create operational excellence for services that handle billions of DNS queries daily. If youre excited about solving complex distributed systems challenges thrive in customerobsessed environments this role is for you.


Key job responsibilities
In this role you will

Design develop and deploy scalable systems that enable global expansion of our DNS security and management services across AWS regions and availability zones.

Build and integrate AI ML and generative AI models for DNS threat detection supporting realtime identification of anomalous or malicious domain traffic patterns.

Lead the design and deployment of distributed systems for DNS security analytics and policy enforcement balancing low latency with high throughput.

Collaborate with applied scientists to bring machine learning research into production systems with operational rigor.

Drive the development of configuration APIs security features and tools to manage DNS filtering policies and crossaccount resource sharing.

Mentor and support junior engineers while establishing best practices for resilient customerfocused systems.

Coordinate with product management and partner teams to prioritize features and deliver endtoend customer value.

A day in the life
On a typical day you may
Attend team reviews of service metrics and operational health or design reviews for a new feature.
Dive deep in code implementing a system to optimize deployment of the service infrastructure in a newly launched AWS region.
Collaborate with product managers to prioritize customer requests or partner with support teams to investigate and resolve a complex customer issue. Lead a technical discussion with junior team members about optimizing a data pipeline for filtering DNS queries at scale.
Throughout the day youll balance immediate operational needs with longterm architectural improvements all while keeping customer experience at the forefront of your decisions.

About the team
Our team own develop and operate services created in response to customer demand for enhanced DNS security and centralized DNS management. Our team operates at the intersection of distributed systems cloud security and networking. In addition to owning highscale globally distributed infrastructure we are advancing the state of DNS security through the development of ML and generative AI models. These models help detect sophisticated DNS threats. Our work directly safeguards missioncritical workloads for a wide range of AWS customers.

We have a strong engineering culture rooted in operational excellence innovation and customer obsession. Engineers on our team contribute to productionscale ML model development participate in region builds and help design scalable systems that defend against evolving threat vectors. Whether youre building the next generation of intelligent detection pipelines or improving tooling for global DNS resolution youll find a home with us.

Diverse Experiences
Amazon values diverse experiences. Even if you do not meet all of the preferred qualifications and skills listed in the job description we encourage candidates to apply. If your career is just starting hasnt followed a traditional path or includes alternative experiences dont let it stop you from applying.

Why AWS
Amazon Web Services (AWS) is the worlds most comprehensive and broadly adopted cloud platform. We pioneered cloud computing and never stopped innovating thats why customers from the most successful startups to Global 500 companies trust our robust suite of products and services to power their businesses.

Work/Life Balance
We value worklife harmony. Achieving success at work should never come at the expense of sacrifices at home which is why we strive for flexibility as part of our working culture. When we feel supported in the workplace and at home theres nothing we cant achieve in the cloud.

Inclusive Team Culture
Here at AWS its in our nature to learn and be curious. Our employeeled affinity groups foster a culture of inclusion that empower us to be proud of our differences. Ongoing events and learning experiences including our Conversations on Race and Ethnicity (CORE) and AmazeCon (gender diversity) conferences inspire us to never stop embracing our uniqueness.

Mentorship and Career Growth
Were continuously raising our performance bar as we strive to become Earths Best Employer. Thats why youll find endless knowledgesharing mentorship and other careeradvancing resources here to help you develop into a betterrounded professional.


3 years of noninternship professional software development experience
2 years of noninternship design or architecture (design patterns reliability and scaling) of new and existing systems experience
Experience programming with at least one software programming language

3 years of full software development life cycle including coding standards code reviews source control management build processes testing and operations experience
Bachelors degree in computer science or equivalent

Amazon is an equal opportunity employer and does not discriminate on the basis of protected veteran status disability or other legally protected status.

Our inclusive culture empowers Amazonians to deliver the best results for our customers. If you have a disability and need a workplace accommodation or adjustment during the application and hiring process including support for the interview or onboarding process please visit for more information. If the country/region youre applying in isnt listed please contact your Recruiting Partner.