Amazon

Sr Software Development Engineer, Neuron Collectives, Annapurna Labs

Amazon$193K — $261K *
Consumer Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree in computer science or equivalent
  • 5+ years building complex software systems
  • 5+ years in software architecture and design
  • Experience in reliability and scaling of systems
  • Familiarity with collective communication algorithms preferred

Responsibilities

  • Enhance collective algorithms for optimal training performance
  • Identify compute and bandwidth bottlenecks using Neuron Explorer
  • Analyze processor, DMA, firmware, and workload metrics
  • Optimize operations to scale AI compute across data centers
  • Collaborate closely with the hardware team on software and silicon optimization
  • Develop C/C++ implementations of collective communication patterns
  • Build and maintain analysis frameworks and automation solutions

Benefits

  • Comprehensive health insurance benefits
  • 401(k) matching program
  • Paid time off and parental leave
  • Flexible Spending Accounts
  • Adoption and Surrogacy Reimbursement coverage
  • Mental Health Support and EAP services
Full Job Description
The AWS Neuron Collectives team is seeking a Software Engineer to optimize collective operations for AWS Trainium. Trainium is one of Amazon's highest priority initiatives, powering the frontier AI models being trained today.

Collectives are the critical operations that scale AI compute across the data center. You'll work in depth to optimize compute for the specific topologies used to train modern LLMs. Working closely with the hardware team, you'll push for maximum performance using C/C++, interfacing with DMA and firmware and investigating detailed topologies.

You'll analyze current collective algorithms using publicly accessible tools like Neuron Explorer and optimize these to fully utilize compute and bus bandwidth to scale across the data center. This is a unique opportunity to impact how AI training runs at AWS scale, while growing your technical breadth and depth.

Key job responsibilities

As a Neuron Collectives Software Developer, you will:

* Enhance collective algorithms and topologies for optimal training performance

* Use tools like Neuron Explorer to identify bottlenecks in compute and bus bandwidth utilization

* Monitor and analyze processor, DMA, firmware, and workload metrics

* Optimize collective operations to scale AI compute across the data center

* Work closely with the hardware team to co-optimize software and Trainium silicon

* Develop and optimize C/C++ implementations of collective communication patterns

* Investigate and implement improvements for specific training topologies used by modern LLMs

* Build and maintain analysis frameworks and automation solutions

The role offers opportunities to work on cutting-edge AI training hardware while contributing to one of Amazon's most critical initiatives.

BASIC QUALIFICATIONS

- Bachelor's degree in computer science or equivalent

- 5+ years of Experience building complex software systems that have been successfully delivered to customers

- 5+ years of Experience contributing to the architecture and design (architecture, design patterns, reliability and scaling) of new and current systems

PREFERRED QUALIFICATIONS

- Master's degree in computer science or equivalent

- Familiarity with collective communication algorithms (e.g., all-reduce, all-gather) or distributed training frameworks

The base salary range for this position is listed below. Your Amazon package will include sign-on payments and restricted stock units (RSUs). Final compensation will be determined based on factors including experience, qualifications, and location. Amazon also offers comprehensive benefits including health insurance (medical, dental, vision, prescription, Basic Life & AD&D insurance and option for Supplemental life plans, EAP, Mental Health Support, Medical Advice Line, Flexible Spending Accounts, Adoption and Surrogacy Reimbursement coverage), 401(k) matching, paid time off, and parental leave. Learn more about our benefits at https://amazon.jobs/en/benefits.

USA, CA, Cupertino - 193,300.00 - 261,500.00 USD annually

About Amazon

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Amazon Careers

Joining Amazon presents an unparalleled opportunity to become part of a vibrant team pushing the boundaries of innovation and growth in the global marketplace. As a leader in e-commerce, technology, and logistics, Amazon offers a variety of job opportunities that cater to a range of skills and professional interests. Work You’ll Do At Amazon, every day is an opportunity to collaborate with the brightest minds in technology and business to redefine what’s possible. Whether you’re interested in software development, marketing, human resources, or customer service, Amazon has a position waiting for you. Transform the way the world shops and innovates with our diverse and inclusive team. Amazon is not just a company; it’s a community where you can drive real change and contribute to projects impacting millions globally. Lead with Innovation and Leadership Amazon is the perfect place to enhance your leadership and innovation skills. Our culture encourages pushing the envelope and imagining the unimaginable. Here, you will lead projects that challenge the status quo and define new industry standards. Work with a team that values diversity and is committed to creating an inclusive environment. Our leadership is focused on harnessing the collective power of unique perspectives to foster growth and innovation. Explore Amazon’s Employment Benefits Amazon’s commitment to its employees extends beyond just career growth. We offer competitive benefits, including health care, parental leave, and diversity training, ensuring that our team not only excels professionally but also enjoys well-being and security. Internship and Networking Opportunities Start your career with an Amazon internship and gain hands-on experience that matters. Our internships provide a gateway to full-time employment and an opportunity to network with professionals across various sectors of the company. Future-Proof Your Career With Amazon, your career path is filled with numerous opportunities for advancement. Our learning and development programs are designed to nurture your professional growth and keep you at the forefront of industry trends. Stay Connected Join Our Team Discover the job opportunities at Amazon that match your skills and interests. We are constantly on the lookout for passionate, curious, and innovative team players ready to make a difference. Keep Up to Date Stay ahead with career tips, insider perspectives, and industry-leading insights you can put to use today—all from the people who work here. Job Alert Emails Customize your subscription to receive job alerts, the latest news, and insider tips tailored to your preferences. Explore the exciting and rewarding career opportunities that await at Amazon. Amazon is more than just a company—it’s a platform for building a promising future. Whether you’re starting or looking to advance your career, Amazon offers the resources, support, and network you need to succeed. Join us, and be a part of our continuing mission to be Earth's most customer-centric company.
Learn more about Amazon
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1,608 employees
Market Cap
$832.6 billion
Industry
Net Income
$21.3 billion
Founded
1994
5 Year Trend
+28.1%
Revenue
$386 billion
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