A1 tech stack
A1 builds mostly with ABAP, Python, Bash, Java. Its stack also includes Grafana, Kubernetes, OpenTelemetry, Flink. ABAP is named in 2 of the 4 job postings A1 published in the last 12 months (50%). Counted by Alion from the job postings of A1, updated Oct 12, 2026.
What programming languages does A1 use?
ABAP is named in 50% of job postings at A1, followed by Python (50%), Bash (25%), Java (25%).
What frameworks and libraries does A1 use?
OpenTelemetry is named in 50% of job postings at A1, followed by Flink (25%), Hadoop (25%), Playwright (25%).
What cloud and platforms does A1 use?
Grafana is named in 50% of job postings at A1, followed by Kubernetes (50%), Apache Kafka (25%), Linux (25%).
What developer tools does A1 use?
ArgoCD is named in 25% of job postings at A1, followed by k6 (25%), Ansible (25%), Prometheus (25%).
Which engineering practices does A1 ask for?
GitOps is named in 25% of job postings at A1, followed by CI/CD (25%).
How does your stack fit A1?
How modern is the A1 stack?
A1 scores 76 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: 0; legacy ones: 0.
Companies with a stack like A1
A1 Group - A1 Group
23 shared technologies
Ministère des Armées et des Anciens combattants
20 shared technologies
Team Connect
21 shared technologies
SurveyMonkey
20 shared technologies
Auriga IT Consulting Private Limited
21 shared technologies
A1 Bulgaria
22 shared technologies
North Point Technology
21 shared technologies
Alteryx
20 shared technologies
Questions about the A1 tech stack
What programming languages does A1 use?
The languages named in A1 job postings are ABAP (50%), Python (50%), Bash (25%), Java (25%), JavaScript (25%), as a share of the 4 postings of the last 12 months.
Does A1 use OpenTelemetry?
Yes. OpenTelemetry is named in 2 of 4 job postings (50%) and required in 1 of them.
What cloud and platforms does A1 use?
The cloud and platforms named in A1 job postings are Grafana (2), Kubernetes (2), Apache Kafka (1) (postings in brackets).
Is the A1 tech stack changing?
No new technology has appeared in A1 job postings in the last six months.
How modern is the A1 tech stack?
A1 scores 76 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: 0; legacy ones: 0.
How does Alion know the A1 tech stack?
Alion reads every job posting A1 publishes and tags the technologies each one names. The figures on this page count the 4 postings of the last 12 months and were updated on Oct 12, 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, "A1 tech stack: 23 technologies from 4 job postings", as of Oct 12, 2026. https://alion.io/company/a1-mk/technologies