Senior Mobile Engineer: Secure, Offline-First & Remote-Ready

your Jared; Northern (KY); Hybrid; USD 165,000 - 215,000; Full time

Benefits offered by this job

Remote-first culture

AI-enabled workflows

Open source community

Job summary

Mattermost is seeking a Senior Mobile Engineer to own the mobile experience for defense, intelligence, and critical infrastructure teams. The role focuses on reliability, performance, and cross-platform architecture across React Native, native iOS and Android, and AI-assisted development.

You will improve startup performance, handle constrained networks, and guide the evolution of the mobile platform while collaborating with platform and field teams in DDIL environments.

Qualifications

• Deep expertise in iOS or Android development, with strong working knowledge of the other platform.
• Strong understanding of mobile architecture, platform SDKs, lifecycle constraints, and networking fundamentals.
• Experience building reliable mobile systems that behave predictably through unreliable connectivity, local state changes, synchronization, and recovery.
• Strong mobile performance profiling and production debugging skills on real devices.
• Experience using production data, crash metrics, and release-health signals to drive reliability improvements.
• Experience making architecture recommendations and owning technical outcomes.
• Ability and willingness to work across native and cross-platform codebases.
• AI fluency and experience using coding agents to increase engineering output while applying judgment to ensure reliable outcomes.

Responsibilities

• Architect the app for DDIL and other constrained network environments.
• Own critical iOS and Android integrations and the boundaries between native and cross-platform code.
• Maintain and evolve platform capabilities including push notifications, background execution, secure storage, app lifecycle, and real-time communications.
• Diagnose production issues from native traces, telemetry, device profiling, and sparse field logs.
• Make architecture recommendations that balance near-term delivery with the long-term direction of the mobile platform.
• Mentor engineers on mobile architecture, reliability, performance, and platform best practices.
• Uphold security and compliance standards required by government and enterprise customers.
• Contribute to the open-source codebase and use AI coding tools effectively.

Skills

Mobile engineering

iOS/Android

Performance profiling

Production debugging

Cross-platform

AI fluency

Tools

React Native

TypeScript

Intune MAM

WebRTC

Job description

Mattermost is seeking a Senior Mobile Engineer to own the mobile experience for defense, intelligence, and critical infrastructure teams. The role focuses on reliability, performance, and cross-platform architecture across React Native, native iOS and Android, and AI-assisted development.

You will improve startup performance, handle constrained networks, and guide the evolution of the mobile platform while collaborating with platform and field teams in DDIL environments.