Onit tech stack
Onit builds mostly with SQL, JavaScript, Ruby, Python. Its stack also includes AWS, React.js, Ruby on Rails, PostgreSQL. AWS is named in 15 of the 30 job postings Onit published in the last 12 months (50%). Counted by Alion from the job postings of Onit, updated Nov 12, 2026.
What programming languages does Onit use?
SQL is named in 43% of job postings at Onit, followed by JavaScript (37%), Ruby (30%), Python (20%).
SQL
13 43%
JavaScript
11 37%
Ruby
9 30%
Python
6 20%
TypeScript
3 10%
PowerShell
2 7%
Java
2 7%
Bash
1 3%
Show all (9)
What frameworks and libraries does Onit use?
React.js is named in 27% of job postings at Onit, followed by Ruby on Rails (27%), RSpec (13%), OpenTelemetry (10%).
React.js
8 27%
Ruby on Rails
8 27%
OpenTelemetry
3 10%
Playwright
3 10%
Angular
2 7%
Selenium
2 7%
Vue.js
2 7%
Show all (10)
What databases does Onit use?
PostgreSQL is named in 23% of job postings at Onit, followed by MySQL (7%), Amazon Aurora (3%), Delta Lake (3%).
What cloud and platforms does Onit use?
AWS is named in 50% of job postings at Onit, followed by Kubernetes (17%), Datadog (13%), Anthropic (10%).
AWS
15 50%
Kubernetes
5 17%
Datadog
4 13%
Azure
3 10%
GCP
3 10%
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What developer tools does Onit use?
Copilot is named in 27% of job postings at Onit, followed by Cursor (23%), Git (23%), Docker (23%).
Copilot
8 27%
Cursor
7 23%
Git
7 23%
Docker
7 23%
Jenkins
4 13%
Rest API
3 10%
Terraform
2 7%
pySpark
2 7%
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What AI and ML technologies does Onit use?
Claude is named in 47% of job postings at Onit, followed by LLM (17%), ChatGPT (7%), Gemini (7%).
Which engineering practices does Onit ask for?
CI/CD is named in 47% of job postings at Onit, followed by AI Agents (10%), Agentic Workflows (7%), Context Engineering (7%).
CI/CD
14 47%
AI Agents
3 10%
Function Calling
2 7%
Show all (14)
What does each Onit team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Backend
9 postingsQA
4 postingsData Science
3 postingsHow does your stack fit Onit?
How is the Onit 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 Onit stack?
Onit scores 85 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: 4; legacy ones: 0.
How common is the Onit stack in its industry?
Share of the 2,975 companies in the same industries, whose stack Alion knows, that use each technology.
What sets Onit apart
Companies with a stack like Onit
Questions about the Onit tech stack
What programming languages does Onit use?
The languages named in Onit job postings are SQL (43%), JavaScript (37%), Ruby (30%), Python (20%), TypeScript (10%), as a share of the 30 postings of the last 12 months.
Does Onit use React.js?
Yes. React.js is named in 8 of 30 job postings (27%) and required in 8 of them.
What cloud and platforms does Onit use?
The cloud and platforms named in Onit job postings are AWS (15), Kubernetes (5), Datadog (4) (postings in brackets).
What skills do you need for a Backend job at Onit?
Backend postings at Onit most often require React.js (8), Ruby on Rails (8), AWS (6), PostgreSQL (6), out of 9 postings in the last 12 months.
Is the Onit tech stack changing?
Yes. Angular, Vue.js, RSpec, MySQL first appeared in Onit job postings in the last six months.
How modern is the Onit tech stack?
Onit scores 85 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: 4; legacy ones: 0.
How does Alion know the Onit tech stack?
Alion reads every job posting Onit publishes and tags the technologies each one names. The figures on this page count the 30 postings of the last 12 months and were updated on Nov 12, 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, "Onit tech stack: 96 technologies from 30 job postings", as of Nov 12, 2026. https://alion.io/company/onit/technologies