Staff Full Stack Engineer

🔥 0 minutes ago

🇨🇦 Canada – Remote

💵 $195k - $239k / year

⏰ Full Time

🔴 Lead

🧑‍💻 Full-stack Engineer

👻 Ghost score 0%

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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

• 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

🎯 Requirements

• Senior full-stack development experience in Go and React or a comparable stack, with a track record of owning complex systems end-to-end • Proven experience designing and owning distributed systems or high-availability service architecture at scale • Experience designing and consuming REST and WebSocket APIs with solid networking fundamentals • Relational database experience including PostgreSQL, schema design, and query optimization • Hands-on daily fluency directing AI coding agents such as Claude Code, Cursor, or Copilot for scaffolding, refactors, code review, and test generation • Ability to influence technical direction across multiple teams without formal authority • Experience mentoring senior engineers and raising the technical bar for a broader team • Comfort operating in regulated or high-compliance environments • Legally authorized to work in Canada without current or future sponsorship • Must meet eligibility requirements for possible government security clearance or equivalent designation • Prior staff, principal, or technical lead experience (nice to have) • Experience maintaining an open-source project (nice to have) • Familiarity with FedRAMP or ITAR (nice to have) • Experience scaling engineering practices across a growing organization (nice to have) • Background in defense, intelligence, or critical infrastructure products (nice to have) • Experience building tools or workflows on top of AI coding agents (nice to have)

🏖️ Benefits

• Remote-first culture: Work from anywhere with a globally distributed, high-trust team built for autonomy and ownership • AI-forward environment with AI-enabled workflows • End-to-end ownership of complex software • Open-source development and developer community participation • Interview accommodations available upon request

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