AspenTech tech stack
AspenTech builds mostly with Python, SQL, C#, TypeScript. Its stack also includes Windows, PostgreSQL, Linux, Angular. Python is named in 34 of the 73 job postings AspenTech published in the last 12 months (47%). Counted by Alion from the job postings of AspenTech, updated Oct 2, 2026.
What programming languages does AspenTech use?
Python is named in 47% of job postings at AspenTech, followed by SQL (36%), C# (23%), TypeScript (22%).
Python
34 47%
SQL
26 36%
C#
17 23%
TypeScript
16 22%
JavaScript
15 21%
C++
14 19%
Lua
8 11%
PowerShell
3 4%
Show all (13)
What frameworks and libraries does AspenTech use?
Angular is named in 15% of job postings at AspenTech, followed by React.js (11%), Playwright (8%), OpenTelemetry (7%).
Angular
11 15%
React.js
8 11%
Playwright
6 8%
OpenTelemetry
5 7%
Cypress
3 4%
Django
1 1%
OpenGL
1 1%
Pytest
1 1%
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What databases does AspenTech use?
PostgreSQL is named in 23% of job postings at AspenTech, followed by Cassandra (12%), MongoDB (11%), Oracle (10%).
What cloud and platforms does AspenTech use?
Windows is named in 27% of job postings at AspenTech, followed by Linux (18%), Azure DevOps (15%), Azure (15%).
Azure DevOps
11 15%
Azure
11 15%
Kubernetes
9 12%
GitHub Actions
8 11%
Microsoft Fabric
5 7%
Snyk
4 5%
Show all (18)
What developer tools does AspenTech use?
Rest API is named in 16% of job postings at AspenTech, followed by Docker (11%), Terraform (8%), ArgoCD (7%).
Rest API
12 16%
Docker
8 11%
Terraform
6 8%
ArgoCD
5 7%
Helm
5 7%
Git
4 5%
Jenkins
3 4%
Show all (19)
What AI and ML technologies does AspenTech use?
LLM is named in 4% of job postings at AspenTech.
LLM
3 4%
Which engineering practices does AspenTech ask for?
CI/CD is named in 22% of job postings at AspenTech, followed by Machine Learning (16%), AI Agents (4%), SLI/SLO/SLA (4%).
CI/CD
16 22%
AI Agents
3 4%
SLI/SLO/SLA
3 4%
Shift-Left
2 3%
Show all (17)
What does each AspenTech team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Industrial Engineering
20 postingsBackend
16 postingsQA
4 postingsHow does your stack fit AspenTech?
How much does AspenTech pay by technology?
Median stated pay of the postings that name each technology, against the median of all AspenTech postings with stated pay: $113k across 21 postings.
| Technology | Postings with pay | Median | vs company median |
|---|---|---|---|
| SQL | 12 | $113k | 0% |
| Python | 10 | $111k | −1% |
| Windows | 8 | $131k | +16% |
| PostgreSQL | 6 | $136k | +20% |
| Linux | 6 | $131k | +16% |
| TypeScript | 5 | $113k | 0% |
| JavaScript | 5 | $113k | 0% |
| Cassandra | 5 | $110k | −3% |
| MongoDB | 5 | $97k | −14% |
How is the AspenTech 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 AspenTech stack?
AspenTech scores 75 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 AspenTech stack in its industry?
Share of the 2,916 companies in the same industries, whose stack Alion knows, that use each technology.
What sets AspenTech apart
Companies with a stack like AspenTech
Questions about the AspenTech tech stack
What programming languages does AspenTech use?
The languages named in AspenTech job postings are Python (47%), SQL (36%), C# (23%), TypeScript (22%), JavaScript (21%), as a share of the 73 postings of the last 12 months.
Does AspenTech use Angular?
Yes. Angular is named in 11 of 73 job postings (15%) and required in 9 of them.
What cloud and platforms does AspenTech use?
The cloud and platforms named in AspenTech job postings are Windows (20), Linux (13), Azure DevOps (11) (postings in brackets).
What skills do you need for a Industrial Engineering job at AspenTech?
Industrial Engineering postings at AspenTech most often require Python (14), SQL (11), Windows (9), MongoDB (8), out of 20 postings in the last 12 months.
Is the AspenTech tech stack changing?
Yes. Time Series Forecasting, Jenkins, LLM, Gatling first appeared in AspenTech job postings in the last six months.
How modern is the AspenTech tech stack?
AspenTech scores 75 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 AspenTech tech stack?
Alion reads every job posting AspenTech publishes and tags the technologies each one names. The figures on this page count the 73 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, "AspenTech tech stack: 86 technologies from 73 job postings", as of Oct 2, 2026. https://alion.io/company/aspentech/technologies