Senior Mobile Engineer

🔥 49 minutes ago

🇺🇸 United States – Remote

💵 $165k - $215k / year

⏰ Full Time

🟠 Senior

🖥 Software Engineer

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Mattermost

WebsiteLinkedInAll Job Openings

51 - 200 employees

Founded 2016

💼 Consulting

🎖️ Defense

📦 Logistics

💰 $50M Series B - Mattermost on 2019-06

Consulting • Defense • Logistics

Mattermost is a secure, purpose-built collaboration and communication platform for enterprises, governments, and mission-critical operations. It provides self-hosted and cloud-neutral deployment options (on-premises, private cloud, air-gapped) and focuses on ChatOps, DevSecOps, integrated playbooks, and out-of-band incident response to accelerate detection, response, and remediation. Mattermost emphasizes data control, compliance, and resilience for regulated and critical-infrastructure environments, integrating with existing tools and supporting secure workflows and AI integrations.

📋 Description

• Take ownership of the Mattermost mobile experience for defense, intelligence, and critical infrastructure teams • Architect the app for DDIL and other constrained network environments • Improve reliability across connection lifecycle, synchronization, recovery, and failure scenarios • Own crash-free and release-health outcomes using telemetry to identify and resolve regressions • Profile and improve startup, networking, storage, rendering, memory, and battery performance • Own critical iOS and Android integrations and native/cross-platform boundaries • Maintain push notifications, background execution, secure storage, app lifecycle, and real-time communication capabilities • Build within App Store, enterprise, MDM, AppConfig, and Intune MAM deployment constraints • Diagnose production issues using native traces, telemetry, device profiling, and field logs • Make mobile architecture recommendations balancing near-term delivery and long-term platform direction • Mentor engineers on mobile architecture, reliability, performance, and platform best practices • Uphold security and compliance standards for government and enterprise customers • Contribute to the open-source codebase • Use AI coding tools effectively while maintaining reliability and quality • Partner with platform, feature, and customer-facing teams on field reports from constrained environments

🎯 Requirements

• 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 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 • Must meet federal eligibility requirements for consideration • May require obtaining and maintaining a U.S. government security clearance • Must meet eligibility requirements for access to export-controlled information under U.S. export control laws, including EAR and ITAR • Preferred: Experience with React Native and TypeScript • Preferred: Experience with mobile persistence, synchronization, or offline-capable systems • Preferred: Experience with real-time communications or platform media frameworks such as WebRTC, CallKit, or Android audio APIs • Preferred: Experience with enterprise mobile distribution, MDM, AppConfig, or Intune MAM • Preferred: Experience building mobile software for security-sensitive, regulated, or operationally constrained environments • Preferred: Open-source contributions

🏖️ Benefits

• Remote-first work environment • Medical coverage • Dental coverage • Vision coverage • Unlimited PTO • Company holidays • Work from home stipend • Annual learning and development budget for conferences, certifications, and courses • Paid parental leave for all parents • 401(k) plan • Mission-driven work supporting secure collaboration for defense, intelligence, and critical infrastructure organizations • AI-forward environment • End-to-end ownership • Open-source developer community

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