# Senior Full Stack Engineer at Mattermost

- Company: Mattermost
- What the company does: Accelerate your mission critical workflow by integrating people, processes, tools and AI infrastructure on a resilient and adaptable platform. Backed by Battery, Y Combinator and Redpoint.
- Company website: https://mattermost.com/
- Type: Startups
- Level: Senior
- Location: United States
- Work setup: On-site
- Pay: $143K to $173K base salary per year (USD)
- Posted: 2026-08-07
- Apply by: 2026-10-08
- Apply: https://job-boards.greenhouse.io/mattermost/jobs/5379251008
- Page: https://www.1752.vc/careers/jobs/mattermost-senior-full-stack-engineer/

## About the role

We are seeking a Senior Full Stack Engineer to help build and scale Mattermost's core web platform for teams operating in defense and critical infrastructure sectors. You will contribute across our Go backend and React/TypeScript web frontend, building features that hold up under strict security, compliance, and reliability requirements.

## What they're looking for

- Strong full-stack development experience in Go and React, or a comparable stack
- Experience designing and consuming REST and WebSocket APIs with solid networking fundamentals
- Relational database experience including PostgreSQL, schema design, and query optimization
- Bias toward shipping and owning complex software end-to-end without close supervision

Tags: Engineering