A3 tech stack
A3 builds mostly with SQL, 1C, Python, SPSS. Its stack also includes Grafana, Linux, PostgreSQL, Oracle. SQL is named in 4 of the 6 job postings A3 published in the last 12 months (67%). Counted by Alion from the job postings of A3, updated Oct 10, 2026.
What programming languages does A3 use?
SQL is named in 67% of job postings at A3, followed by 1C (17%), Python (17%), SPSS (17%).
1C 
SPSS What databases does A3 use?
PostgreSQL is named in 33% of job postings at A3, followed by Oracle (17%).
PostgreSQL
2 33%
Oracle
1 17%
What cloud and platforms does A3 use?
Grafana is named in 33% of job postings at A3, followed by Linux (33%), CentOS Stream (17%), GitLab CI (17%).
What developer tools does A3 use?
Prometheus is named in 33% of job postings at A3, followed by Zabbix (33%), Jenkins (17%), Rest API (17%).
Which engineering practices does A3 ask for?
SLI/SLO/SLA is named in 33% of job postings at A3, followed by CI/CD (17%), TCP/IP (17%).
How does your stack fit A3?
How modern is the A3 stack?
A3 scores 73 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 A3 stack in its industry?
Share of the 968 companies in the same industries, whose stack Alion knows, that use each technology.
Companies with a stack like A3
Questions about the A3 tech stack
What programming languages does A3 use?
The languages named in A3 job postings are SQL (67%), 1C (17%), Python (17%), SPSS (17%), as a share of the 6 postings of the last 12 months.
Does A3 use Grafana?
Yes. Grafana is named in 2 of 6 job postings (33%) and required in 2 of them.
What cloud and platforms does A3 use?
The cloud and platforms named in A3 job postings are Grafana (2), Linux (2), CentOS Stream (1) (postings in brackets).
Is the A3 tech stack changing?
No new technology has appeared in A3 job postings in the last six months.
How modern is the A3 tech stack?
A3 scores 73 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 A3 tech stack?
Alion reads every job posting A3 publishes and tags the technologies each one names. The figures on this page count the 6 postings of the last 12 months and were updated on Oct 10, 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, "A3 tech stack: 21 technologies from 6 job postings", as of Oct 10, 2026. https://alion.io/company/a3-2/technologies