Calstart tech stack
Calstart builds mostly with JavaScript, PHP. Its stack also includes AWS, Azure, MySQL, Cypress. JavaScript is named in 3 of the 7 job postings Calstart published in the last 12 months (43%). Counted by Alion from the job postings of Calstart, updated Oct 1, 2026.
What programming languages does Calstart use?
JavaScript is named in 43% of job postings at Calstart, followed by PHP (43%).
JavaScript
3 43%
PHP
3 43%
What frameworks and libraries does Calstart use?
Cypress is named in 29% of job postings at Calstart, followed by Jest (29%), Playwright (29%), React.js (29%).
What cloud and platforms does Calstart use?
AWS is named in 29% of job postings at Calstart, followed by Azure (29%), Cloudflare (29%), GCP (29%).
What developer tools does Calstart use?
Git is named in 43% of job postings at Calstart, followed by WordPress (43%), Docker (29%), Microsoft Excel (29%).
What AI and ML technologies does Calstart use?
Claude is named in 29% of job postings at Calstart.
Claude
2 29%
Which engineering practices does Calstart ask for?
CI/CD is named in 29% of job postings at Calstart, followed by Prompt Engineering (29%).
CI/CD
2 29%
Prompt Engineering
2 29%
How does your stack fit Calstart?
How modern is the Calstart stack?
Calstart scores 80 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 Calstart stack in its industry?
Share of the 964 companies in the same industries, whose stack Alion knows, that use each technology.
Companies with a stack like Calstart
EveryMatrix
20 shared technologies
EXPONENTIAL AI SOFTWARE PRIVATE LIMITED
20 shared technologies
CareerSwift
18 shared technologies
Wing Assistant
20 shared technologies
RealPage
20 shared technologies
FWD
20 shared technologies
KMS Technology
19 shared technologies
Redwood Software
18 shared technologies
Questions about the Calstart tech stack
What programming languages does Calstart use?
The languages named in Calstart job postings are JavaScript (43%), PHP (43%), as a share of the 7 postings of the last 12 months.
Does Calstart use Cypress?
Yes. Cypress is named in 2 of 7 job postings (29%) and required in 2 of them.
What cloud and platforms does Calstart use?
The cloud and platforms named in Calstart job postings are AWS (2), Azure (2), Cloudflare (2) (postings in brackets).
Is the Calstart tech stack changing?
No new technology has appeared in Calstart job postings in the last six months.
How modern is the Calstart tech stack?
Calstart scores 80 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 Calstart tech stack?
Alion reads every job posting Calstart publishes and tags the technologies each one names. The figures on this page count the 7 postings of the last 12 months and were updated on Oct 1, 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, "Calstart tech stack: 22 technologies from 7 job postings", as of Oct 1, 2026. https://alion.io/company/calstart/technologies