Perpetual tech stack
Perpetual builds mostly with SQL, C#, JavaScript, TypeScript. Its stack also includes .NET, Azure, Azure SQL Database, MS SQL. SQL is named in 2 of the 10 job postings Perpetual published in the last 12 months (20%). Counted by Alion from the job postings of Perpetual, updated Oct 2, 2026.
What programming languages does Perpetual use?
SQL is named in 20% of job postings at Perpetual, followed by C# (10%), JavaScript (10%), TypeScript (10%).
What frameworks and libraries does Perpetual use?
Angular is named in 10% of job postings at Perpetual.
Angular
1 10%
What databases does Perpetual use?
Azure SQL Database is named in 10% of job postings at Perpetual, followed by MS SQL (10%).
Azure SQL Database
1 10%
MS SQL
1 10%
What cloud and platforms does Perpetual use?
.NET is named in 10% of job postings at Perpetual, followed by Azure (10%), Databricks (10%), Figma (10%).
What developer tools does Perpetual use?
Microsoft Excel is named in 60% of job postings at Perpetual, followed by Azure Data Factory (10%).
Which engineering practices does Perpetual ask for?
A/B Testing is named in 10% of job postings at Perpetual, followed by ETL/ELT (10%), Shift-Left (10%).
How does your stack fit Perpetual?
How is the Perpetual 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 Perpetual stack?
Perpetual scores 71 out of 100 (Modern). 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 Perpetual stack in its industry?
Share of the 431 companies in the same industries, whose stack Alion knows, that use each technology.
Companies with a stack like Perpetual
Questions about the Perpetual tech stack
What programming languages does Perpetual use?
The languages named in Perpetual job postings are SQL (20%), C# (10%), JavaScript (10%), TypeScript (10%), as a share of the 10 postings of the last 12 months.
What cloud and platforms does Perpetual use?
The cloud and platforms named in Perpetual job postings are .NET (1), Azure (1), Databricks (1) (postings in brackets).
Is the Perpetual tech stack changing?
Yes. SQL, Microsoft Excel first appeared in Perpetual job postings in the last six months.
How modern is the Perpetual tech stack?
Perpetual scores 71 out of 100 (Modern). 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 Perpetual tech stack?
Alion reads every job posting Perpetual publishes and tags the technologies each one names. The figures on this page count the 10 postings of the last 12 months and were updated on Oct 2, 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, "Perpetual tech stack: 17 technologies from 10 job postings", as of Oct 2, 2026. https://alion.io/company/perpetual-4/technologies