Semaphore tech stack
Semaphore builds mostly with Bash, Python, Elixir, Go. Its stack also includes Linux, SIEM, React.js. Bash is named in 2 of the 3 job postings Semaphore published in the last 12 months (67%). Counted by Alion from the job postings of Semaphore, updated Nov 1, 2026.
What programming languages does Semaphore use?
Bash is named in 67% of job postings at Semaphore, followed by Python (67%), Elixir (33%), Go (33%).
What frameworks and libraries does Semaphore use?
React.js is named in 33% of job postings at Semaphore.
React.js
1 33%
What cloud and platforms does Semaphore use?
Linux is named in 67% of job postings at Semaphore, followed by SIEM (67%), Wazuh (67%).
What developer tools does Semaphore use?
Teleport is named in 67% of job postings at Semaphore.
Which engineering practices does Semaphore ask for?
CI/CD is named in 100% of job postings at Semaphore, followed by IAM (67%).
How does your stack fit Semaphore?
How modern is the Semaphore stack?
Semaphore scores 72 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 Semaphore stack in its industry?
Share of the 4,490 companies in the same industries, whose stack Alion knows, that use each technology.
Companies with a stack like Semaphore
Questions about the Semaphore tech stack
What programming languages does Semaphore use?
The languages named in Semaphore job postings are Bash (67%), Python (67%), Elixir (33%), Go (33%), Ruby (33%), as a share of the 3 postings of the last 12 months.
Does Semaphore use Linux?
Yes. Linux is named in 2 of 3 job postings (67%) and required in 2 of them.
What cloud and platforms does Semaphore use?
The cloud and platforms named in Semaphore job postings are Linux (2), SIEM (2), Wazuh (2) (postings in brackets).
Is the Semaphore tech stack changing?
No new technology has appeared in Semaphore job postings in the last six months.
How modern is the Semaphore tech stack?
Semaphore scores 72 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 Semaphore tech stack?
Alion reads every job posting Semaphore 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 Nov 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, "Semaphore tech stack: 13 technologies from 3 job postings", as of Nov 1, 2026. https://alion.io/company/semaphore/technologies