Summary: Amalga Group SA de CV is seeking a Senior React Native Engineer to architect and build a new greenfield mobile application for iOS and Android, taking ownership of core mobile decisions. Highlights: 1. Architect and build a new greenfield React Native application 2. Define architecture and establish patterns for mobile development 3. Collaborate with US-based stakeholders on core mobile decisions **Amalga Group SA de CV is looking for an iOS-Android Senior React Native Engineer in Noche Buena - Benito Juárez, Ciudad de México** --------------------------------------------------------------------------------------------------------------------------- **Job description:** We are hiring a **Senior React Native Engineer** to build a new greenfield mobile application from scratch for iOS and Android. This is not a feature-only role. You will define architecture, establish patterns, and take ownership of core mobile decisions while collaborating directly with US-based stakeholders. **What You'll Do** * Start and architect a new React Native application from foundation to production * Design scalable mobile architecture and core application patterns * Integrate with a production GraphQL API (.NET backend) * Build data-intensive views with strong performance and usability * Collaborate with designers and backend engineers * Participate in code reviews and mentor other engineers as the team grows * Communicate directly with English-speaking stakeholders **Required Experience** * 6+ years of software development experience * Strong production experience with React Native * Experience shipping apps to both iOS and Android * Solid JavaScript and TypeScript knowledge * Experience consuming GraphQL APIs in production * Understanding of CI/CD and automated testing * Advanced English (client-facing role) **Nice to Have** * Experience starting greenfield projects * Experience in fintech or financial services * Exposure to .NET or Azure environments **Desired education level:** Higher education – degree holder **Desired experience level:** Mid-level **Departmental function:** Technology / Internet **Industry:** Consulting, advisory, and business services **Skills:** * react native * ios * android *This vacancy comes from the Talenteca.com job board:* *https://www.talenteca.com/anuncio?j_id=69a7596b3c00003c00950f43&source=indeed