Parsons tech stack
Parsons builds mostly with JavaScript, Python, TypeScript, Node JS. Its stack also includes Linux, Windows, React.js, Supervision. Linux is named in 15 of the 53 job postings Parsons published in the last 12 months (28%). Counted by Alion from the job postings of Parsons, updated Oct 9, 2026.
What programming languages does Parsons use?
JavaScript is named in 21% of job postings at Parsons, followed by Python (19%), TypeScript (15%), Node JS (8%).
C++ 
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What frameworks and libraries does Parsons use?
React.js is named in 15% of job postings at Parsons, followed by Supervision (11%), Django (6%), FastAPI (6%).
React.js
8 15%
Supervision
6 11%
Django
3 6%
FastAPI
3 6%
Playwright
3 6%
CesiumJS
2 4%
Jest
2 4%
OpenLayers
2 4%
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What databases does Parsons use?
PostgreSQL is named in 9% of job postings at Parsons, followed by MySQL (2%), ElasticSearch (2%).
What cloud and platforms does Parsons use?
Linux is named in 28% of job postings at Parsons, followed by Windows (19%), Kubernetes (17%), AWS (15%).
Kubernetes
9 17%
AWS
8 15%
Azure
5 9%
GCP
5 9%
GitLab CI
5 9%
Apache Kafka
3 6%
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What developer tools does Parsons use?
AutoCAD is named in 21% of job postings at Parsons, followed by Git (17%), Docker (17%), Jenkins (8%).
AutoCAD
11 21%
Git
9 17%
Docker
9 17%
Jenkins
4 8%
Ansible
3 6%
Terraform
3 6%
WebSockets
3 6%
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What AI and ML technologies does Parsons use?
LLM is named in 2% of job postings at Parsons.
LLM
1 2%
Which engineering practices does Parsons ask for?
CI/CD is named in 19% of job postings at Parsons, followed by Machine Learning (6%), SLI/SLO/SLA (4%), Configuration Management (2%).
CI/CD
10 19%
SLI/SLO/SLA
2 4%
GitOps
1 2%
NLP
1 2%
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What does each Parsons team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Industrial Engineering
15 postingsBackend
9 postingsDevOps
5 postingsHow does your stack fit Parsons?
How modern is the Parsons stack?
Parsons scores 74 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: 1; legacy ones: 0.
How common is the Parsons stack in its industry?
Share of the 483 companies in the same industries, whose stack Alion knows, that use each technology.
Companies with a stack like Parsons
Questions about the Parsons tech stack
What programming languages does Parsons use?
The languages named in Parsons job postings are JavaScript (21%), Python (19%), TypeScript (15%), Node JS (8%), Java (8%), as a share of the 53 postings of the last 12 months.
Does Parsons use React.js?
Yes. React.js is named in 8 of 53 job postings (15%) and required in 8 of them.
What cloud and platforms does Parsons use?
The cloud and platforms named in Parsons job postings are Linux (15), Windows (10), Kubernetes (9) (postings in brackets).
What skills do you need for a Industrial Engineering job at Parsons?
Industrial Engineering postings at Parsons most often require AutoCAD (6), Supervision (5), QGIS (2), out of 15 postings in the last 12 months.
Is the Parsons tech stack changing?
No new technology has appeared in Parsons job postings in the last six months.
How modern is the Parsons tech stack?
Parsons scores 74 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: 1; legacy ones: 0.
How does Alion know the Parsons tech stack?
Alion reads every job posting Parsons publishes and tags the technologies each one names. The figures on this page count the 53 postings of the last 12 months and were updated on Oct 9, 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, "Parsons tech stack: 109 technologies from 53 job postings", as of Oct 9, 2026. https://alion.io/company/parsons/technologies