Amazon
Software Development Engineer II, Efficiency & Performance, Alloy
$144K–$194K
Seattle, WA · Full-time · Posted Oct 29, 2026
- Experience
- 3+ years of non-internship professional software development; 2+ years of non-internship design or architecture; 1+ year of software development engineer or related occupational experience; 1+ year developing large-scale software using a listed language; 1+ year of Object Oriented Design.
- Education
- Bachelor’s degree or foreign equivalent in Computer Science, Engineering, Mathematics, or a related field.
About the job
Build systems and tools that measure and improve performance and cost efficiency across Amazon’s large-scale distributed services.
What you'll do
- Design, build, test, deploy, and maintain scalable software and profiling tools.
- Measure service performance and cost, identify bottlenecks with partner teams, and implement efficiency improvements.
- Resolve operational issues and mentor engineers through code reviews and knowledge sharing.
What they ask for
- 3+ years of non-internship professional software development experience.
- 2+ years of non-internship system design or architecture experience, including design patterns, reliability, and scaling.
- At least 1 year of experience developing large-scale software using C#, C++, Java, or Perl; and at least 1 year of Object Oriented Design experience.
- Bachelor’s degree or foreign equivalent in Computer Science, Engineering, Mathematics, or a related field; experience programming in at least one software language.
Nice to have
- 3+ years of full software development life cycle experience.
- Bachelor’s degree in computer science or equivalent.
Pay
143,700.00 - 194,400.00 USD annually (base salary)
Tools
C#, C++, Java, Perl
AI focus
Focus on GPU efficiency infrastructure for AI/ML workloads; evaluate and integrate generative AI tools where appropriate to improve productivity and quality.
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