Software Engineer, AI Training Collectives

Amazon; Cupertino (CA); On-site; USD 165,000 - 224,000; Full time

Job summary

Annapurna Labs, part of AWS, seeks a Software Engineer to optimize collective operations for Trainium, interfacing with hardware and firmware teams in a high‑performance data center environment.

You will analyze current collective algorithms, leverage Neuron Explorer, and push for maximum efficiency of AI training topologies across thousands of chips, delivering scalable compute improvements for AWS Trainium.

Qualifications

• Experience building complex software systems that have been successfully delivered to customers.
• Experience contributing to the architecture and design (architecture, design patterns, reliability and scaling) of new and current systems
• Bachelor's degree in computer science or equivalent
• Knowledge of engineering practices and patterns for the full software/hardware/networks development life cycle, including coding standards, code reviews, source control management, build processes, testing, certification, and livesite operations
• Experience in development in the last 3 years, or experience in embedded development in C/C++

Responsibilities

• 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

Skills

Software development

System design

C/C++ development

Embedded development

Distributed systems

Education

Bachelor's degree in computer science or equivalent

Master's degree in computer science or equivalent

Tools

Neuron Explorer

Git

Build systems

C/C++ toolchain

Job description

Annapurna Labs, part of AWS, seeks a Software Engineer to optimize collective operations for Trainium, interfacing with hardware and firmware teams in a high‑performance data center environment.

You will analyze current collective algorithms, leverage Neuron Explorer, and push for maximum efficiency of AI training topologies across thousands of chips, delivering scalable compute improvements for AWS Trainium.