Protei tech stack
Protei builds mostly with Python, SQL, C++, Java. Its stack also includes Linux, GitLab CI, Pytest, PostgreSQL. Linux is named in 23 of the 27 job postings Protei published in the last 12 months (85%). Counted by Alion from the job postings of Protei, updated Oct 1, 2026.
What programming languages does Protei use?
Python is named in 44% of job postings at Protei, followed by SQL (22%), C++ (19%), Java (19%).
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What frameworks and libraries does Protei use?
Pytest is named in 37% of job postings at Protei, followed by Robot Framework (15%), TestNG (7%), Google Test (4%).
What databases does Protei use?
PostgreSQL is named in 22% of job postings at Protei, followed by MySQL (19%), ClickHouse (7%).
What cloud and platforms does Protei use?
Linux is named in 85% of job postings at Protei, followed by GitLab CI (37%), Unix (30%), GitLab (19%).
GitLab CI
10 37%
GitLab
5 19%
CentOS Stream
4 15%
GitHub Actions
4 15%
Show all (14)
What developer tools does Protei use?
Docker is named in 41% of job postings at Protei, followed by Tcpdump (22%), gRPC (22%), Consul (15%).
Docker
11 41%
Tcpdump
6 22%
gRPC
6 22%
Consul
4 15%
Rest API
4 15%
TestRail
4 15%
CMake
3 11%
Git
3 11%
Show all (13)
What AI and ML technologies does Protei use?
LLM is named in 15% of job postings at Protei.
LLM
4 15%
Which engineering practices does Protei ask for?
CI/CD is named in 30% of job postings at Protei, followed by TCP/IP (30%), RAG (15%), DNS (7%).
What does each Protei team work with?
The technologies each team's postings require most often, with the number of postings that require them.
QA
17 postingsBackend
7 postingsHow does your stack fit Protei?
How modern is the Protei stack?
Protei 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: 1; legacy ones: 0.
How common is the Protei stack in its industry?
Share of the 126 companies in the same industries, whose stack Alion knows, that use each technology.
What sets Protei apart
Companies with a stack like Protei
Questions about the Protei tech stack
What programming languages does Protei use?
The languages named in Protei job postings are Python (44%), SQL (22%), C++ (19%), Java (19%), Go (7%), as a share of the 27 postings of the last 12 months.
Does Protei use Pytest?
Yes. Pytest is named in 10 of 27 job postings (37%) and required in 10 of them.
What cloud and platforms does Protei use?
The cloud and platforms named in Protei job postings are Linux (23), GitLab CI (10), Unix (8) (postings in brackets).
What skills do you need for a QA job at Protei?
QA postings at Protei most often require Linux (12), Docker (10), Pytest (10), Python (10), out of 17 postings in the last 12 months.
Is the Protei tech stack changing?
No new technology has appeared in Protei job postings in the last six months.
How modern is the Protei tech stack?
Protei 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: 1; legacy ones: 0.
How does Alion know the Protei tech stack?
Alion reads every job posting Protei publishes and tags the technologies each one names. The figures on this page count the 27 postings of the last 12 months and were updated on Oct 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, "Protei tech stack: 49 technologies from 27 job postings", as of Oct 1, 2026. https://alion.io/company/protei/technologies