Amazon
Software Development Engineer, Fees Tech
$144K–$194K
Seattle, WA · Full-time · Posted Oct 6, 2026
- Experience
- 3+ years of non-internship professional software development experience; 1+ years of relevant large-scale software development experience.
- Education
- Bachelor's degree or foreign equivalent in Computer Science, Engineering, Mathematics, or a related field.
About the job
Build and operate distributed fee systems and AI-enabled infrastructure that help Amazon sellers understand and manage their economics.
What you'll do
- Design, build, launch, and operate distributed systems and agentic systems, owning delivery from requirements through monitoring.
- Use AI-assisted coding, multi-agent workflows, and agentic code review; improve systems for correctness, latency, and self-improvement.
- Participate in on-call and incident response, collaborate across product and engineering disciplines, and contribute to technical strategy and peer development.
What they ask for
- 3+ years of non-internship professional software development experience.
- 1+ years designing and developing large-scale software applications, tools, systems, or services using C#, C++, Java, or Perl.
- Bachelor's degree or foreign equivalent in Computer Science, Engineering, Mathematics, or a related field.
- Experience programming with at least one software programming language.
Nice to have
- Master's degree in computer science or equivalent.
- Experience with Machine Learning and Large Language Model fundamentals, including architecture, training/inference lifecycles, and model execution optimization.
Pay
143,700.00 - 194,400.00 USD annually (base salary)
Tools
C#, C++, Java, Perl, Machine Learning, Large Language Model, SMT, RL
AI focus
Build and maintain agentic systems and use AI-assisted coding, multi-agent workflows, agentic code review tools, formal verification, and self-improving RL loops; work also spans ML-based item classification and seller-facing AI surfaces.
Model-written summary · the original posting is authoritative