Amazon
Sr. Front-End Mobile Engineer, Aza & PXT AI
$168K–$227K
Bellevue, WA +1 · Senior · Full-time · Posted Aug 18, 2026
- Location
- Bellevue, WA
Arlington, VA - Experience
- 4+ years in professional front-end, web, or mobile development; 5+ years creating enterprise application or workflow prototypes or wire-frames; 4+ years of UI automation.
- Education
- Bachelor’s degree in Computer Science or other technical degree or related experience; preferred: Master’s degree in a listed or related discipline.
About the job
Build and own Aza’s iOS and Android mobile experience, focusing on polished conversational and voice interfaces, performance, accessibility, and reliable releases.
What you'll do
- Develop React Native mobile interfaces, animations, conversational features, and voice interactions for Aza.
- Integrate streaming services, shared components, theming, accessibility, localization, and feature-flagged releases.
- Write UI tests, contribute to CI/CD and release pipelines, and mentor front-end engineers.
What they ask for
- 4+ years of non-internship professional front-end, web, or mobile development using JavaScript, HTML, and CSS.
- 5+ years creating prototypes or wire-frames for enterprise web applications or workflows.
- Experience with MVC/MVM frameworks and UI automation; demonstrated React Native New Architecture experience and leading major version upgrades.
- Bachelor’s degree in Computer Science or another technical degree, or related experience; native mobile tooling and UI testing experience.
Nice to have
- Knowledge of SOAP, HTTP, WSDL, XSD, and REST.
- Experience with varied software design approaches and common UX patterns; relevant master’s degree.
Pay
168,100.00 - 227,400.00 USD annually (base salary); 168,100.00 - 227,400.00 USD annually (base salary)
Tools
React Native, JavaScript, HTML, CSS, Reanimated, Amazon Nova, Polly, AWS CDK
AI focus
Build mobile conversational and voice interfaces for Aza, an AI assistant; integrate streaming responses from Bedrock and voice features using Amazon Nova and Polly.
Model-written summary · the original posting is authoritative