Mattermost Tech Stack

Secure, open-source collaboration for defense and critical infrastructure

Software Development Palo Alto, California 51–200 employees Founded 2016 Privately Held

Mattermost builds a channel-based collaboration platform (Go + Kubernetes + React Native) purpose-built for air-gapped, on-premise deployments in national security and critical infrastructure. The hiring velocity is accelerating with a senior-heavy mix (15 of 20 active roles) skewed toward sales and support, paired with multi-year federal account strategies and regional go-to-market efforts — signaling a shift from product expansion toward long-cycle enterprise sales and customer success at scale.

Tech Stack 36 technologies

Core StackGo JavaScript Kubernetes Terraform WordPress Pardot 6sense Salesforce AWS Docker React Native Python Node.js Active Directory GitLab Jenkins SEMrush Ahrefs Wistia Google Analytics 4 GCP Azure SAML OIDC LDAP CI/CD iOS Android WebSocket Bash+6 more

AdoptingCursor

What Mattermost Is Building

◆Challenges

Secure deployment in mission-critical environments
Acquisition strategies
Complex on-premise deployments
Air-gapped private cloud
Renewal risk mitigation
Expansion discovery
Expanding partner ecosystem
Shortening procurement cycles
Driving net new arr
Transforming test automation

▲Active Projects

Automation asset development
Multi-year account strategy for air force modernization
Expanding footprint across commands
Federal partner ecosystem motion
Technical onboarding for enterprise customers
Mattermost deployment optimization for enterprise customers
Technical demonstrations for japanese market
Solution architecture for on-premise air-gapped deployments
Regional partner go-to-market plan
Expansion ownership within existing accounts

Hiring Activity

Accelerating20 roles · 8 in 30d

Department

Engineering

Sales

Support

Seniority

Senior

Lead

Mid

Staff

Company intelligence

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About Mattermost

Mattermost is a privately held collaboration platform founded in 2016 and headquartered in Palo Alto. The company serves U.S. Department of Defense, government agencies, and critical infrastructure operators (utilities, banks, tech enterprises) with self-hosted and single-tenant SaaS options. The product is built around channel messaging, file sharing, audio calling, screen sharing, and integrated automation and AI assistance, with explicit support for air-gapped deployments, SAML/OIDC/LDAP/Active Directory authentication, and complex on-premise environments. Sales, engineering, and support teams operate across the United States, Canada, Germany, and Japan.

HeadquartersPalo Alto, California

Company Size51–200 employees

Founded2016

Hiring MarketsCanada, Japan, United States, Germany

Frequently Asked Questions

What tech stack does Mattermost use?

Core: Go, JavaScript, React Native, Kubernetes, Docker, CI/CD, Terraform. Infrastructure: AWS, GCP, Azure. Auth: SAML, OIDC, LDAP, Active Directory. DevOps: GitLab, Jenkins. Recently adopting Cursor.

Where is Mattermost headquartered?

Palo Alto, California. Founded 2016. 51–200 employees. Privately held.

How this profile is built

Mattermost's technology stack, projects, and hiring signals are inferred from public hiring and company data — career pages, public listings, and company web presence — then clustered and de-duplicated. Figures are estimates that refresh over time. Read our full methodology →

This is not an official vendor or customer list. It is a technology-adoption signal inferred from public data, intended for B2B research.