I22 tech stack
I22 builds mostly with JavaScript, Go, Python, Node JS. Its stack also includes ElasticSearch, PostgreSQL, Nest.JS, OpenAI. JavaScript is named in 3 of the 4 job postings I22 published in the last 12 months (75%). Counted by Alion from the job postings of I22, updated Oct 1, 2026.
What programming languages does I22 use?
JavaScript is named in 75% of job postings at I22, followed by Go (50%), Python (50%), Node JS (50%).
What frameworks and libraries does I22 use?
Nest.JS is named in 50% of job postings at I22, followed by drei (25%), Next.js (25%), React Three Fiber (25%).
Nest.JS
2 50%
drei
1 25%
Next.js
1 25%
React Three Fiber
1 25%
React.js
1 25%
Ruby on Rails
1 25%
Vue.js
1 25%
What databases does I22 use?
ElasticSearch is named in 50% of job postings at I22, followed by PostgreSQL (50%), Redis (50%).
What cloud and platforms does I22 use?
OpenAI is named in 25% of job postings at I22, followed by Perplexity (25%).
Perplexity
1 25%
What developer tools does I22 use?
Model Context Protocol is named in 50% of job postings at I22, followed by GraphQL (50%), Copilot (25%), Rest API (25%).
What AI and ML technologies does I22 use?
LLM is named in 75% of job postings at I22, followed by ChatGPT (25%), Gemini (25%).
Which engineering practices does I22 ask for?
AI Agents is named in 100% of job postings at I22, followed by RAG (50%), EU AI Act (25%), LLM Guardrails (25%).
How does your stack fit I22?
How modern is the I22 stack?
I22 scores 91 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.
Companies with a stack like I22
Questions about the I22 tech stack
What programming languages does I22 use?
The languages named in I22 job postings are JavaScript (75%), Go (50%), Python (50%), Node JS (50%), TypeScript (50%), as a share of the 4 postings of the last 12 months.
Does I22 use Nest.JS?
Yes. Nest.JS is named in 2 of 4 job postings (50%) and required in 1 of them.
What cloud and platforms does I22 use?
The cloud and platforms named in I22 job postings are OpenAI (1), Perplexity (1) (postings in brackets).
Is the I22 tech stack changing?
No new technology has appeared in I22 job postings in the last six months.
How modern is the I22 tech stack?
I22 scores 91 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 I22 tech stack?
Alion reads every job posting I22 publishes and tags the technologies each one names. The figures on this page count the 4 postings of the last 12 months and were updated on Oct 1, 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, "I22 tech stack: 30 technologies from 4 job postings", as of Oct 1, 2026. https://alion.io/company/i22-2/technologies