TrafficShift is service within the Global Connectivity and Network Availability organisation. Global Connectivity is the border network that provides secure, highly available, low-cost, and performant connectivity to and from everywhere in the world for AWS; and Network Availability that provides the services that detect, alarm, correlate and mitigate every kind of network impairment to provide availability for the AWS network that is indistinguishable from perfect.

TrafficShift is a networking service that is foundational to the success the AWS network availability engineering. The TrafficShift service enables fast event mitigation and safe deployment configuration updates and operating system upgrades to the global Amazon network.

AWS Infrastructure Services owns the design, planning, delivery, and operation of all AWS global infrastructure. In other words, we’re 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 we’re looking for talented people who want to help.


Key job responsibilities
As an SDE II in TrafficShift, you will play a crucial role in developing and maintaining AWS's foundational networking service that enables rapid event mitigation and safe deployment of configuration updates across Amazon's global network infrastructure.
-You will design and implement significant components and features that ensure network reliability, working within the Global Connectivity and Network Availability organization.
-This role requires strong technical expertise in distributed systems and programming, as you'll be responsible for creating performant, stable, and maintainable solutions that scale across AWS's worldwide infrastructure.
-You will collaborate with network engineers and various stakeholders, participate in architectural discussions, mentor junior team members, and contribute to operational excellence through code reviews, system optimization, and best practices implementation.
-The ideal candidate should be able to make pragmatic technical decisions, balance customer requirements with team needs, and demonstrate strong problem-solving skills while maintaining AWS's high standards for reliability and performance.

A day in the life
Working within TrafficShift team you would expect to:
- design, implement, and deploy software components and features.
- work independently and with your team to deliver high quality software successfully.
- join the oncall rota to support our service during Dublin hours.
- Work in an agile, startup-like development environment, where you are always working on the most important stuff.
- Learn from others and help grow those in your team to achieve their best.

About the team
About AWS

Diverse Experiences
AWS 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, hasn’t followed a traditional path, or includes alternative experiences, don’t let it stop you from applying.

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

Inclusive Team Culture
AWS values curiosity and connection. Our employee-led and company-sponsored affinity groups promote inclusion and empower our people to take pride in what makes us unique. Our inclusion events foster stronger, more collaborative teams. Our continual innovation is fueled by the bold ideas, fresh perspectives, and passionate voices our teams bring to everything we do.

Mentorship & Career Growth
We’re continuously raising our performance bar as we strive to become Earth’s Best Employer. That’s why you’ll find endless knowledge-sharing, mentorship and other career-advancing resources here to help you develop into a better-rounded professional.

Work/Life Balance
We value work-life 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, there’s nothing we can’t achieve.