Mattermost tech stack
Mattermost builds mostly with JavaScript, TypeScript, Go, Python. Its stack also includes React.js, Kubernetes, AWS, PostgreSQL. JavaScript is named in 8 of the 13 job postings Mattermost published in the last 12 months (62%). Counted by Alion from the job postings of Mattermost, updated Sep 27, 2026.
What programming languages does Mattermost use?
JavaScript is named in 62% of job postings at Mattermost, followed by TypeScript (54%), Go (38%), Python (31%).
What frameworks and libraries does Mattermost use?
React.js is named in 54% of job postings at Mattermost, followed by React Native (23%), CallKit (8%), Cypress (8%).
What databases does Mattermost use?
PostgreSQL is named in 38% of job postings at Mattermost, followed by Redis (31%).
PostgreSQL
5 38%
Redis
4 31%
What cloud and platforms does Mattermost use?
Kubernetes is named in 46% of job postings at Mattermost, followed by AWS (38%), Azure (38%), GCP (38%).
Kubernetes
6 46%
AWS
5 38%
Azure
5 38%
GCP
5 38%
Crowdstrike
3 23%
Show all (12)
What developer tools does Mattermost use?
Docker is named in 38% of job postings at Mattermost, followed by WebSockets (38%), Claude Code (31%), Copilot (31%).
Docker
5 38%
WebSockets
5 38%
Claude Code
4 31%
Copilot
4 31%
Cursor
4 31%
Rest API
4 31%
Model Context Protocol
4 31%
Terraform
2 15%
Show all (11)
What AI and ML technologies does Mattermost use?
LLM is named in 15% of job postings at Mattermost, followed by Claude (8%), Gemini (8%).
Which engineering practices does Mattermost ask for?
AI Agents is named in 38% of job postings at Mattermost, followed by IAM (23%), Agentic Workflows (15%), CI/CD (8%).
AI Agents
5 38%
CI/CD
1 8%
Incident Management
1 8%
Offline-First
1 8%
Reactive Programming
1 8%
SRE
1 8%
Show all (9)
What does each Mattermost team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Backend
5 postingsSecurity
4 postingsHow does your stack fit Mattermost?
How much does Mattermost pay by technology?
Median stated pay of the postings that name each technology, against the median of all Mattermost postings with stated pay: $186k across 12 postings.
| Technology | Postings with pay | Median | vs company median |
|---|---|---|---|
| JavaScript | 7 | $220k | +18% |
| React.js | 6 | $223k | +19% |
| TypeScript | 6 | $223k | +19% |
| Kubernetes | 6 | $151k | −19% |
| AWS | 5 | $137k | −27% |
| Azure | 5 | $137k | −27% |
| GCP | 5 | $137k | −27% |
How is the Mattermost stack changing?
Read from the dates of the postings themselves: a technology is new when the first posting that names it appeared in the last six months, rising or falling when its share of postings moved between the last two quarters.
How modern is the Mattermost stack?
Mattermost scores 88 out of 100 (Cutting-edge). The score averages how current each technology in the stack is and adds weight for AI adoption. AI technologies in the stack: 3; legacy ones: 0.
How common is the Mattermost stack in its industry?
Share of the 2,620 companies in the same industries, whose stack Alion knows, that use each technology.
What sets Mattermost apart
Companies with a stack like Mattermost
Questions about the Mattermost tech stack
What programming languages does Mattermost use?
The languages named in Mattermost job postings are JavaScript (62%), TypeScript (54%), Go (38%), Python (31%), Node JS (8%), as a share of the 13 postings of the last 12 months.
Does Mattermost use React.js?
Yes. React.js is named in 7 of 13 job postings (54%) and required in 6 of them.
What cloud and platforms does Mattermost use?
The cloud and platforms named in Mattermost job postings are Kubernetes (6), AWS (5), Azure (5) (postings in brackets).
What skills do you need for a Backend job at Mattermost?
Backend postings at Mattermost most often require Go (5), PostgreSQL (5), React.js (5), TypeScript (5), out of 5 postings in the last 12 months.
Is the Mattermost tech stack changing?
Yes. Terraform, AI Agents, Claude Code, Copilot first appeared in Mattermost job postings in the last six months.
How modern is the Mattermost tech stack?
Mattermost scores 88 out of 100 (Cutting-edge). The score averages how current each technology in the stack is and adds weight for AI adoption. AI technologies in the stack: 3; legacy ones: 0.
How does Alion know the Mattermost tech stack?
Alion reads every job posting Mattermost publishes and tags the technologies each one names. The figures on this page count the 13 postings of the last 12 months and were updated on Sep 27, 2026.
Method and citation
Alion reads every job posting the company publishes and tags the technologies each one names. Shares count the postings of the last 12 months, open and closed; the company's own products are counted apart. How we count
Alion, "Mattermost tech stack: 49 technologies from 13 job postings", as of Sep 27, 2026. https://alion.io/company/mattermost-com/technologies