Software Engineer, Graviton Software, Annapurna Labs

Amazon Web Services (AWS); Austin (TX); On-site; USD 140,000 - 190,000; Full time

Job summary

Amazon Web Services (AWS) in Austin seeks Software Engineers to optimize performance for the Graviton platform. You will work on performance across open source projects, internal services, and customer applications, spanning Linux kernel development to C++/Rust debugging and assembly-level optimization.

You’ll contribute to a diverse set of workloads, including databases, web services, games, video encoding, ML, and HPC, while learning from experts and expanding your technical breadth and depth.

Qualifications

• Experience in performance optimization for complex software systems.
• Familiarity with open source development processes and contribution practices.
• Strong debugging and profiling skills using standard tools.

Responsibilities

• Enhance architectures and algorithms for optimal performance.
• Use tools like Aperf, sysstat, sysctl, perf to identify bottlenecks.
• Monitor and analyze processor, OS, and workload metrics.
• Optimize software performance for AWS customers and AWS services.
• Contribute to Linux kernel improvements and other open source projects.
• Develop analysis frameworks and automation systems.
• Enhance APerf and create new performance analysis features.

Tools

Linux kernel

C++

Rust

Perf tooling

Job description

Description

This opportunity is open for Austin.

The AWS Graviton Software team is seeking Software Engineers to optimize performance for AWS Graviton.

Graviton delivers the best price/performance in AWS data centers. For the past 3 years, Graviton has powered the majority of new EC2 capacity and is used by over 90% of our largest customers.

You'll drive performance optimization across open source projects, internal services, and customer applications, working on everything from Linux kernel development to C++/Rust debugging to assembly-level optimization. Our team optimizes a diverse range of applications including databases, web services, games, video encoding, ML, and HPC workloads.

This doesn't mean you have or will have all those skills, but you'll have a chance to learn from those who do. This is a unique opportunity to impact how software runs in AWS, while growing your technical breadth and depth.

Key job responsibilities

As a Graviton Software Developer, You Will

Performance Optimization & Analysis

• Enhance architectures and algorithms for optimal performance
• Use tools like Aperf, sysstat, sysctl, perf to identify bottlenecks
• Monitor and analyze processor, OS, and workload metrics
• Optimize software performance for AWS customers and AWS services (such as S3, Lambda, EMR, ElastiCache, RDS ..etc)

Open Source Development

• Contribute to Linux kernel improvements
• Contribute to various other open source projects
• Develop analysis frameworks and automation systems

Tool(s) Development

• Enhance APerf (our open-source Rust-based performance tool)
• Create new performance analysis features
• Build and maintain automation solutions

The role offers opportunities to work on latest CPU technology while contributing to both AWS and the