Fathom4 tech stack
Fathom4 builds mostly with Bash, C++, Java, JavaScript. Its stack also includes Linux, Windows, MySQL, PostgreSQL. Linux is named in 2 of the 3 job postings Fathom4 published in the last 12 months (67%). Counted by Alion from the job postings of Fathom4, updated Oct 13, 2026.
What programming languages does Fathom4 use?
Bash is named in 33% of job postings at Fathom4, followed by C++ (33%), Java (33%), JavaScript (33%).
What databases does Fathom4 use?
MySQL is named in 33% of job postings at Fathom4, followed by PostgreSQL (33%).
MySQL
1 33%
PostgreSQL
1 33%
What cloud and platforms does Fathom4 use?
Linux is named in 67% of job postings at Fathom4, followed by Windows (67%), Kubernetes (33%), VMWare (33%).
What developer tools does Fathom4 use?
Ansible is named in 33% of job postings at Fathom4, followed by Docker (33%), Hyper-V (33%), SolidWorks (33%).
Which engineering practices does Fathom4 ask for?
Configuration Management is named in 33% of job postings at Fathom4, followed by PKI (33%).
Configuration Management
1 33%
How does your stack fit Fathom4?
How modern is the Fathom4 stack?
Fathom4 scores 70 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 Fathom4 stack in its industry?
Share of the 2,232 companies in the same industries, whose stack Alion knows, that use each technology.
Companies with a stack like Fathom4
Virginia Tech
18 shared technologies
Special Technology Center
20 shared technologies
Latitude Inc.
19 shared technologies
Teltonika IoT Group
19 shared technologies
ZT Systems
19 shared technologies
By Light
19 shared technologies
Scientific Research Corporation
21 shared technologies
American Systems
20 shared technologies
Questions about the Fathom4 tech stack
What programming languages does Fathom4 use?
The languages named in Fathom4 job postings are Bash (33%), C++ (33%), Java (33%), JavaScript (33%), PowerShell (33%), as a share of the 3 postings of the last 12 months.
Does Fathom4 use Linux?
Yes. Linux is named in 2 of 3 job postings (67%) and required in 2 of them.
What cloud and platforms does Fathom4 use?
The cloud and platforms named in Fathom4 job postings are Linux (2), Windows (2), Kubernetes (1) (postings in brackets).
Is the Fathom4 tech stack changing?
No new technology has appeared in Fathom4 job postings in the last six months.
How modern is the Fathom4 tech stack?
Fathom4 scores 70 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 Fathom4 tech stack?
Alion reads every job posting Fathom4 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 Oct 13, 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, "Fathom4 tech stack: 20 technologies from 3 job postings", as of Oct 13, 2026. https://alion.io/company/fathom4/technologies