Factorial tech stack
Factorial builds mostly with Ruby, JavaScript, Python, TypeScript. Its stack also includes Ruby on Rails, Azure, React.js, AWS. Ruby is named in 17 of the 34 job postings Factorial published in the last 12 months (50%). Counted by Alion from the job postings of Factorial, updated Oct 10, 2026.
What programming languages does Factorial use?
Ruby is named in 50% of job postings at Factorial, followed by JavaScript (32%), Python (26%), TypeScript (24%).
Ruby
17 50%
JavaScript
11 32%
Python
9 26%
TypeScript
8 24%
Bash
4 12%
Go
3 9%
Node JS
1 3%
SQL
1 3%
Show all (9)
What frameworks and libraries does Factorial use?
Ruby on Rails is named in 50% of job postings at Factorial, followed by React.js (29%), OpenTelemetry (15%), React Native (3%).
Ruby on Rails
17 50%
React.js
10 29%
OpenTelemetry
5 15%
React Native
1 3%
Tailwind CSS
1 3%
Vue.js
1 3%
What databases does Factorial use?
MySQL is named in 15% of job postings at Factorial, followed by ClickHouse (9%), Redis (9%).
What cloud and platforms does Factorial use?
Azure is named in 41% of job postings at Factorial, followed by AWS (24%), Kubernetes (18%), Microsoft Entra ID (18%).
Azure
14 41%
AWS
8 24%
Kubernetes
6 18%
Figma
4 12%
GitHub Actions
3 9%
Cloudflare
3 9%
Show all (18)
What developer tools does Factorial use?
Terraform is named in 26% of job postings at Factorial, followed by Rest API (21%), Model Context Protocol (21%), Docker (12%).
Terraform
9 26%
Rest API
7 21%
Model Context Protocol
7 21%
Docker
4 12%
ArgoCD
3 9%
GraphQL
3 9%
Helm
3 9%
Kustomize
3 9%
Show all (14)
What AI and ML technologies does Factorial use?
LLM is named in 26% of job postings at Factorial, followed by Claude (6%).
Which engineering practices does Factorial ask for?
Agentic Workflows is named in 32% of job postings at Factorial, followed by CI/CD (21%), IAM (21%), AI Agents (18%).
CI/CD
7 21%
AI Agents
6 18%
RAG
5 15%
GitOps
3 9%
Show all (15)
What does each Factorial team work with?
The technologies each team's postings require most often, with the number of postings that require them.
DevOps
11 postingsBackend
5 postingsAI/ML
4 postingsLeadership
3 postingsHow does your stack fit Factorial?
How is the Factorial 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 Factorial stack?
Factorial scores 84 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: 2; legacy ones: 0.
How common is the Factorial stack in its industry?
Share of the 5,181 companies in the same industries, whose stack Alion knows, that use each technology.
What sets Factorial apart
Companies with a stack like Factorial
Questions about the Factorial tech stack
What programming languages does Factorial use?
The languages named in Factorial job postings are Ruby (50%), JavaScript (32%), Python (26%), TypeScript (24%), Bash (12%), as a share of the 34 postings of the last 12 months.
Does Factorial use Ruby on Rails?
Yes. Ruby on Rails is named in 17 of 34 job postings (50%) and required in 8 of them.
What cloud and platforms does Factorial use?
The cloud and platforms named in Factorial job postings are Azure (14), AWS (8), Kubernetes (6) (postings in brackets).
What skills do you need for a DevOps job at Factorial?
DevOps postings at Factorial most often require Kubernetes (6), Azure (5), MySQL (5), OpenTelemetry (5), out of 11 postings in the last 12 months.
Is the Factorial tech stack changing?
Yes. Ansible, Datadog, Grafana, LLM Guardrails first appeared in Factorial job postings in the last six months.
How modern is the Factorial tech stack?
Factorial scores 84 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: 2; legacy ones: 0.
How does Alion know the Factorial tech stack?
Alion reads every job posting Factorial publishes and tags the technologies each one names. The figures on this page count the 34 postings of the last 12 months and were updated on Oct 10, 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, "Factorial tech stack: 67 technologies from 34 job postings", as of Oct 10, 2026. https://alion.io/company/factorial/technologies