Amazon · 2 months ago
EFA Network Sr. Software Engineer, EFA ML Software Team
Seattle, Washington, USA
Full-time
Onsite
Senior Level
$151K/yr - $262K/yr
5+ years expAmazon Development Center U.S., Inc. is seeking a Senior Software Engineer to help develop user-space software for the Elastic Fabric Adapter (EFA) network card for Machine Learning and High-Performance Computing customers on AWS. The role involves leading a team of networking developers, writing high-performing code in C, and collaborating with multiple teams to create new APIs for networking in the cloud.
Artificial Intelligence (AI)DeliveryE-CommerceFoundational AIRetail
Responsibilities
Help lead a team of obsessed networking developers operating at the highest levels in networking
Write the highest-performing code in C for multiple open source projects supporting EFA, such as Libfabric and Open MPI
Work with multiple teams in the stack to invent new APIs for the latest concepts in networking in the cloud
Dive deep into how your customers are doing collectives and messaging at high bandwidth and low latency
Provide expert-level support to some of the biggest names in AI in the world
Start from the needs of your customer and invent new ways of cutting the occupancy of the software stack for EFA
Drive your peers and leadership to accept your excellent written designs
Work with our ML Infrastructure team to see your products perform on 100s and 1000s of top-end machine clusters
Qualification
Required
5+ years of non-internship professional software development experience
5+ years of leading design or architecture (design patterns, reliability and scaling) of new and existing systems experience
5+ years of full software development life cycle, including coding standards, code reviews, source control management, build processes, testing, and operations experience
Experience as a mentor, tech lead or leading an engineering team
Min 5+ years programming in C at a low level
Preferred
Bachelor's degree in computer science or equivalent
Benefits
Equity
Sign-on payments
Full range of medical, financial, and/or other benefits
Company
Amazon
Amazon is a tech firm with a focus on e-commerce, cloud computing, digital streaming, and artificial intelligence.
10001+ employees
H1B Sponsorship
Amazon has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
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Trends of Total Sponsorships
2025 (22803)
2024 (21175)
2023 (19057)
2022 (24088)
2021 (12233)
2020 (14881)
Funding
Current Stage
Public CompanyTotal Funding
$8.11BKey Investors
AmazonKleiner Perkins
2023-01-03Post Ipo Debt· $8B
2001-07-24Post Ipo Equity· $100M
1997-05-15IPO
Leadership Team
Douglas J. Herrington
CEO, Worldwide Amazon Stores
Werner Vogels
VP & CTO
Recent News
2026-01-11
Company data provided by crunchbase