Underall tech stack
Underall builds mostly with Python, SQL, JavaScript. Its stack also includes OpenAI, LangChain. Python is named in 2 of the 3 job postings Underall published in the last 12 months (67%). Counted by Alion from the job postings of Underall, updated Oct 27, 2026.
What programming languages does Underall use?
Python is named in 67% of job postings at Underall, followed by SQL (67%), JavaScript (33%).
What frameworks and libraries does Underall use?
LangChain is named in 33% of job postings at Underall.
LangChain
1 33%
What cloud and platforms does Underall use?
OpenAI is named in 33% of job postings at Underall.
What developer tools does Underall use?
AutoCAD is named in 33% of job postings at Underall, followed by Microsoft Excel (33%), QGIS (33%), Rest API (33%).
How does your stack fit Underall?
How modern is the Underall stack?
Underall scores 76 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: 0; legacy ones: 0.
How common is the Underall stack in its industry?
Share of the 5,337 companies in the same industries, whose stack Alion knows, that use each technology.
Questions about the Underall tech stack
What programming languages does Underall use?
The languages named in Underall job postings are Python (67%), SQL (67%), JavaScript (33%), as a share of the 3 postings of the last 12 months.
What cloud and platforms does Underall use?
The cloud and platforms named in Underall job postings are OpenAI (1) (postings in brackets).
Is the Underall tech stack changing?
No new technology has appeared in Underall job postings in the last six months.
How modern is the Underall tech stack?
Underall scores 76 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: 0; legacy ones: 0.
How does Alion know the Underall tech stack?
Alion reads every job posting Underall 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 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, "Underall tech stack: 9 technologies from 3 job postings", as of Oct 27, 2026. https://alion.io/company/underall/technologies