FCAO tech stack
FCAO builds mostly with C#, JavaScript, TypeScript, 1C. Its stack also includes Apache Kafka, RabbitMQ, PostgreSQL, MS SQL. C# is named in 2 of the 3 job postings FCAO published in the last 12 months (67%). Counted by Alion from the job postings of FCAO, updated Oct 30, 2026.
What programming languages does FCAO use?
C# is named in 67% of job postings at FCAO, followed by JavaScript (67%), TypeScript (67%), 1C (33%).
1C 
What frameworks and libraries does FCAO use?
Angular is named in 67% of job postings at FCAO, followed by ASP.NET Core (67%), React.js (67%).
What databases does FCAO use?
PostgreSQL is named in 67% of job postings at FCAO, followed by MS SQL (67%).
PostgreSQL
2 67%
MS SQL
2 67%
What cloud and platforms does FCAO use?
Apache Kafka is named in 67% of job postings at FCAO, followed by RabbitMQ (67%).
Apache Kafka
2 67%
RabbitMQ
2 67%
What developer tools does FCAO use?
Docker is named in 67% of job postings at FCAO, followed by Git (67%), Rest API (33%).
Which engineering practices does FCAO ask for?
CI/CD is named in 67% of job postings at FCAO, followed by SOAP (67%).
CI/CD
2 67%
How does your stack fit FCAO?
How modern is the FCAO stack?
FCAO 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 common is the FCAO stack in its industry?
Share of the 671 companies in the same industries, whose stack Alion knows, that use each technology.
Companies with a stack like FCAO
Questions about the FCAO tech stack
What programming languages does FCAO use?
The languages named in FCAO job postings are C# (67%), JavaScript (67%), TypeScript (67%), 1C (33%), SQL (33%), as a share of the 3 postings of the last 12 months.
Does FCAO use Angular?
Yes. Angular is named in 2 of 3 job postings (67%) and required in 2 of them.
What cloud and platforms does FCAO use?
The cloud and platforms named in FCAO job postings are Apache Kafka (2), RabbitMQ (2) (postings in brackets).
Is the FCAO tech stack changing?
No new technology has appeared in FCAO job postings in the last six months.
How modern is the FCAO tech stack?
FCAO 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 FCAO tech stack?
Alion reads every job posting FCAO 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 30, 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, "FCAO tech stack: 17 technologies from 3 job postings", as of Oct 30, 2026. https://alion.io/company/fcao/technologies