Pax tech stack
Pax builds mostly with JavaScript, Python. Its stack also includes PostgreSQL, FastAPI, Next.js, GitHub. JavaScript is named in 3 of the 3 job postings Pax published in the last 12 months (100%). Counted by Alion from the job postings of Pax, updated Oct 17, 2026.
What programming languages does Pax use?
JavaScript is named in 100% of job postings at Pax, followed by Python (100%).
JavaScript
3 100%
Python
3 100%
What frameworks and libraries does Pax use?
FastAPI is named in 100% of job postings at Pax, followed by Next.js (100%), React.js (100%).
Which engineering practices does Pax ask for?
AI Agents is named in 100% of job postings at Pax.
AI Agents
3 100%
What does each Pax team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Backend
3 postingsHow does your stack fit Pax?
How modern is the Pax stack?
Pax scores 90 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: 1; legacy ones: 0.
How common is the Pax stack in its industry?
Share of the 426 companies in the same industries, whose stack Alion knows, that use each technology.
What sets Pax apart
Companies with a stack like Pax
Questions about the Pax tech stack
What programming languages does Pax use?
The languages named in Pax job postings are JavaScript (100%), Python (100%), as a share of the 3 postings of the last 12 months.
Does Pax use FastAPI?
Yes. FastAPI is named in 3 of 3 job postings (100%) and required in 3 of them.
What cloud and platforms does Pax use?
The cloud and platforms named in Pax job postings are GitHub (2) (postings in brackets).
What skills do you need for a Backend job at Pax?
Backend postings at Pax most often require FastAPI (3), LLM (3), Next.js (3), PostgreSQL (3), out of 3 postings in the last 12 months.
Is the Pax tech stack changing?
No new technology has appeared in Pax job postings in the last six months.
How modern is the Pax tech stack?
Pax scores 90 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: 1; legacy ones: 0.
How does Alion know the Pax tech stack?
Alion reads every job posting Pax publishes and tags the technologies each one names. The figures on this page count the 3 postings of the last 12 months and were updated on Oct 17, 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, "Pax tech stack: 9 technologies from 3 job postings", as of Oct 17, 2026. https://alion.io/company/pax/technologies