Software Development Engineer, Alexa Plus International

Help us bring Alexa to every customer in every language in every country.

We build the platforms that make Alexa truly global: the feature gating infrastructure that controls how new experiences reach customers and the multilingual speech and language systems that let Alexa understand and speak any language anywhere. Our infrastructure handles hundreds of millions of feature access checks per second and serves customers across more than 20 languages and dialects and were just getting started. Our mission this year is to launch Alexa across all current Alexa markets expand into a new wave of countries and scale our speech stack from a few dozen to over a hundred languages and dialects with multiple engines for speech recognition and synthesis. As an SDE on this team youll own systems that millions of customers depend on every day and youll ship the foundations that make multilingual AI a reality.

If you love distributed systems large platforms at scale and the messy interesting problems of building software that respects how the world actually communicates this is the team.

Key job responsibilities
- Design and build distributed services and platforms behind two of Alexas core international pillars: feature gating infrastructure and the multilingual speech stack.
- Own the full software lifecycle for high scale services running across multiple regions from design through deployment operations and iteration.
- Drive architecture decisions that unblock multilingual experiences including language negotiation model routing third party speech engine integration cohort based experimentation and feature gating at country and language granularity.
- Partner with science platform and product teams across Alexa to land initiatives that span organizations.
- Apply Generative AI tooling deeply in your day to day engineering across code design review and operations and help raise the bar for how the team uses these tools.
- Set the technical direction for new capabilities and mentor junior engineers on the team.
- Contribute to operational excellence including on call alarming performance tuning and customer impact triage on Tier 1 services.

A day in the life
Youre shipping to millions of customers across the globe. One day you might be designing the API that decides whether a households Alexa responds in English or Spanish. The next youre integrating a new speech engine to launch in a new language. Youll write code review CRs partner with senior engineers on architecture and work with program managers to land launches that span teams. Youll spend real time in agentic AI tooling since most of our production code lands with AI in the loop. Youll also own services that run at near perfect availability and keep them that way as we grow.

About the team
We build the foundational platforms that make Alexa globally available and that bring multilingual experiences to customers everywhere including the millions of multilingual households inside the US. We own the feature gating systems that power experimentation and controlled launches across all of Alexa and the multilingual speech and language services behind language identification machine translation and language and dialect management. Our work shows up directly in the experience of every Alexa customer whether they live in Madrid Berlin Mexico City São Paulo or a Spanish speaking household in Los Angeles. Were a small senior fast moving team that values deep ownership technical judgment and operational excellence. We move fast write a lot of code lean heavily into GenAI and keep work life balance real.



- 5 years of non-internship professional software development experience
- 2 years of non-internship design or architecture (design patterns reliability and scaling) of new and existing systems experience
- 1 years of software development engineer or related occupational experience
- 1 years of designing and developing large-scale multi-tiered multi-threaded embedded or distributed software applications tools systems and services using: C# C Java or Perl experience
- 1 years of Object Oriented Design experience
- Bachelors degree or foreign equivalent in Computer Science Engineering Mathematics or a related field
- Experience programming with at least one software programming language

- 3 years of full software development life cycle including coding standards code reviews source control management build processes testing and operations experience
- Bachelors degree in computer science or equivalent

Amazon is an equal opportunity employer and does not discriminate on the basis of protected veteran status disability or other legally protected status.

Our inclusive culture empowers Amazonians to deliver the best results for our customers. If you have a disability and need a workplace accommodation or adjustment during the application and hiring process including support for the interview or onboarding process please visit for more information. If the country/region youre applying in isnt listed please contact your Recruiting Partner.

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 WA Bellevue - 143700.00 - 194400.00 USD annually