Mattermost

Software Engineer

• 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

Explore Senior Mobile Engineer at Mattermost. Review requirements and application details.

Senior Mobile Engineer

Full-stack Engineer

• Define and drive technical architecture and roadmap for Mattermost’s core web platform across multiple engineering teams
• Set organization-wide standards and best practices for AI-agentic engineering workflows
• Lead internal tooling and testing infrastructure strategy
• Own testing strategy and quality standards across frontend and backend systems
• Drive architectural decisions for REST and WebSocket API design
• Partner with security, compliance, and product leadership on strategic technical initiatives
• Mentor senior engineers and act as a technical multiplier across the organization
• Contribute to and shape Mattermost’s open-source codebase
• Ship a meaningful full-stack feature within the first 90 days while assessing the technical landscape and identifying high-leverage improvements

Explore Staff Full Stack Engineer at Mattermost. Review requirements and application details.

Staff Full Stack Engineer

• Architect and build scalable, high-performance full-stack features across Go, React, TypeScript, PostgreSQL, and Redis
• Use AI coding agents such as Claude Code and Cursor in the daily workflow while retaining accountability for correctness, security, and design decisions
• Develop internal tooling and testing infrastructure, including agentic workflows and skills that improve AI tooling for the broader team
• Own testing strategy across shipped frontend and backend code
• Design and consume REST and WebSocket APIs
• Maintain security and compliance standards required by government and enterprise clients
• Contribute to Mattermost's open-source codebase
• Ship full-stack features on the core platform within the first 90 days and own the testing strategy

Explore Senior Full Stack Engineer at Mattermost. Review requirements and application details.

Senior Full Stack Engineer

Compliance

• Own and modernize Mattermost's compliance programs across federal and commercial markets
• Lead readiness, certification, and surveillance cycles across both programs
• Operate the risk management program end to end, from identification and assessment through treatment and acceptance
• Own the third-party and vendor risk management program, including security assessments and supply chain risk
• Apply GRC engineering and automation to replace manual evidence collection with continuous controls monitoring
• Build AI-native workflows to accelerate and improve recurring compliance work
• Maintain the control library, system security plans, POA&Ms, and policies
• Coordinate external audits from scoping through remediation
• Own customer security questionnaires, trust center content, and reusable compliance artifacts to accelerate deal cycles
• Grow and lead the GRC team as the program scales
• Deliver a CMMC Level 2 gap assessment and readiness roadmap within the first 90 days
• Complete SOC 2 Type II and ISO 27001 audit cycles on time
• Maintain customer security questionnaires and trust center content to unblock deal cycles
• Build a scalable, program-driven GRC function

Explore GRC Manager at Mattermost. Review requirements and application details.

GRC Manager

• Architect and build scalable, high-performance full-stack features across Go, React, TypeScript, PostgreSQL, and Redis
• Use AI coding agents such as Claude Code and Cursor in daily development while retaining accountability for correctness, security, and design
• Develop internal tooling and testing infrastructure, including agentic workflows and skills for broader team use
• Own testing strategy across frontend and backend code
• Design and consume REST and WebSocket APIs
• Maintain security and compliance standards required by government and enterprise clients
• Contribute to Mattermost’s open-source codebase
• Ship full-stack core-platform features within the first 90 days using an AI-forward workflow

• Define and drive technical architecture and roadmap for Mattermost’s core web platform across multiple engineering teams
• Set organization-wide standards and best practices for AI-agentic engineering workflows
• Lead internal tooling and testing infrastructure strategy
• Own testing strategy and quality standards across frontend and backend systems
• Drive architectural decisions for REST and WebSocket APIs
• Partner with security, compliance, and product leadership on strategic technical decisions
• Mentor senior engineers and serve as a technical multiplier across the organization
• Contribute to and shape Mattermost’s open-source codebase
• Ship a meaningful full-stack feature within the first 90 days while assessing the technical landscape and identifying high-leverage improvements

Open roles

Senior Mobile Engineer

Staff Full Stack Engineer

Senior Full Stack Engineer

GRC Manager

Senior Full Stack Engineer

Staff Full Stack Engineer