Senior React Native Engineer — Secure Offline-First Mobile (Remote)

Mattermost, Inc.; United States; On-site; USD 165,000 - 225,000; Full time

Job summary

Mattermost, Inc. is looking for a Senior React Native Engineer to enhance the mobile experience for defense and critical infrastructure teams. You will focus on mobile infrastructure, especially in low-connectivity situations, ensuring the reliability and security of the application.

The ideal candidate will possess strong mobile engineering skills, including networking fundamentals and offline-first design approaches, to architect seamless operations even under challenging conditions.

This position also emphasizes mentoring and contributing to an open-source codebase while collaborating closely with backend teams.

Qualifications

• Strong understanding of how to build resilient apps over unreliable networks.
• Experience with local persistence and sync strategies.
• Familiarity with mobile security best practices.

Responsibilities

• Architect and evolve the React Native application for deployment in limited connectivity environments.
• Define app handling for WebSocket reliability and data synchronization.
• Mentor engineers on mobile architecture and best practices.

Skills

Networking fundamentals

Offline-first design

Native iOS/Android development

AI fluency

Tools

RxJS

WatermelonDB

Expo framework

Job description

Mattermost, Inc. is looking for a Senior React Native Engineer to enhance the mobile experience for defense and critical infrastructure teams. You will focus on mobile infrastructure, especially in low-connectivity situations, ensuring the reliability and security of the application.

The ideal candidate will possess strong mobile engineering skills, including networking fundamentals and offline-first design approaches, to architect seamless operations even under challenging conditions.

This position also emphasizes mentoring and contributing to an open-source codebase while collaborating closely with backend teams.