Amazon Development Centre Ireland Limited
Technology
Sr.SoftwareDevEngineer,AmazonCloudFront(RoutingDataplane)
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optimal for Senior candidates.
“Sr. Software Dev Engineer, Amazon CloudFront (Routing Dataplane) at Amazon Development Centre Ireland Limited. Skills: Distributed systems, Networking, Performance engineering, Packet processing. Design high-performance networking systems. Develop layer 4 packet processing pipelines”
What You'll Achieve.
Deliver content with high availability; Deliver content with low latency; Deliver content with security guarantees
Industry & Context.
Problem-solving; Root cause analysis
What They're Looking For.
Must Have
Mentor or tech lead experience, Bachelor's degree in computer science, Professional software development experience, Embedded development experience in C/C++, Networking fundamentals or Internet protocols experience, Experience building complex software systems, Linux or Unix systems administration knowledge
Nice to Have
Experience in major internet routing protocols, Experience using scripting languages, Experience debugging complex software issues, Deep experience with packet processing frameworks, Experience with DDoS detection/mitigation systems, Experience optimizing systems for efficiency, Familiarity with observability systems
What You'll Do.
Design high-performance networking systems
Develop layer 4 packet processing pipelines
Optimize layer 4 packet processing
Enhance TCP/IP stack behavior
Build real-time DDoS detection systems
Build DDoS mitigation systems
Build traffic shaping systems
Design Anycast routing strategies
Evolve Anycast routing strategies
Own critical dataplane services
Design dataplane services
Implement dataplane services
Deploy dataplane services
Operate dataplane services
Analyze network telemetry
Identify performance bottlenecks
Identify failure modes
Drive operational excellence
Respond to incidents rapidly
Contribute to architectural decisions
How You'll Work.
Team & Collaboration
Collaborate with teams across AWS; Cross-functional teams
Full Job Description
Do you wonder what happens in the milliseconds between a user clicking play and content appearing on their screen? Do you want to build the systems that make that possible — at global scale, processing millions of requests per second? Amazon CloudFront is looking for an experienced Software Development Engineer to join our Routing Dataplane team in Dublin, Ireland. CloudFront is one of the world's largest content delivery networks. Working on systems with global scale is a daily part of the job. We build reliable, scalable, low-cost systems that serve our ever-growing customer base. We are constantly shipping features that drive innovation in the CDN market. The environment is fast-paced, collaborative, and full of hard problems worth solving. This role sits at the intersection of distributed systems, networking, and performance engineering. You will work on systems that operate at global scale processing millions of requests per second and delivering content with high availability, low latency, and strong security guarantees. You will build and optimize critical dataplane components including layer 4 packet processing, TCP/IP stack enhancements, DDoS detection and mitigation, and Anycast-based routing systems. Key job responsibilities - Design and build high-performance networking systems that operate in the CloudFront edge network - Develop and optimize layer 4 packet processing pipelines for ultra-low latency and high throughput - Enhance TCP/IP stack behavior for performance, congestion control, and resilience at scale - Build systems for real-time DDoS detection, mitigation, and traffic shaping - Design and evolve Anycast routing strategies to improve global traffic distribution and availability - Own critical dataplane services end-to-end: design, implementation, deployment, and operations - Analyze large-scale network telemetry to identify performance bottlenecks and failure modes - Drive operational excellence, including monitoring, alerting, and rapid incid
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