S7 Airlines tech stack
S7 Airlines builds mostly with SQL, Python, 1C, Java. Its stack also includes Apache Kafka, PostgreSQL, GitLab, Matplotlib. SQL is named in 15 of the 40 job postings S7 Airlines published in the last 12 months (38%). Counted by Alion from the job postings of S7 Airlines, updated Nov 13, 2026.
What programming languages does S7 Airlines use?
SQL is named in 38% of job postings at S7 Airlines, followed by Python (35%), 1C (28%), Java (13%).
1C 
Show all (9)
What frameworks and libraries does S7 Airlines use?
Matplotlib is named in 15% of job postings at S7 Airlines, followed by NumPy (10%), Pandas (8%), Seaborn (8%).
Matplotlib
6 15%
NumPy
4 10%
Pandas
3 8%
Seaborn
3 8%
CatBoost
2 5%
D3.js
2 5%
Dagster
2 5%
FastAPI
2 5%
Show all (21)
What databases does S7 Airlines use?
PostgreSQL is named in 33% of job postings at S7 Airlines, followed by Trino (10%), ClickHouse (8%), Vertica (8%).
What cloud and platforms does S7 Airlines use?
Apache Kafka is named in 35% of job postings at S7 Airlines, followed by GitLab (18%), Kubernetes (15%), RabbitMQ (10%).
Apache Kafka
14 35%
GitLab
7 18%
Kubernetes
6 15%
RabbitMQ
4 10%
SonarQube
4 10%
Airflow
2 5%
Show all (20)
What developer tools does S7 Airlines use?
Rest API is named in 20% of job postings at S7 Airlines, followed by Docker (10%), Microsoft Excel (8%), Git (5%).
Show all (17)
What AI and ML technologies does S7 Airlines use?
LLM is named in 5% of job postings at S7 Airlines, followed by VLM (5%).
Which engineering practices does S7 Airlines ask for?
Machine Learning is named in 45% of job postings at S7 Airlines, followed by SOAP (18%), CI/CD (5%), ETL/ELT (5%).
What does each S7 Airlines team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Analytics
14 postingsBackend
4 postingsEnterprise Apps
4 postingsAI/ML
3 postingsHow does your stack fit S7 Airlines?
How modern is the S7 Airlines stack?
S7 Airlines scores 79 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: 2; legacy ones: 0.
How common is the S7 Airlines stack in its industry?
Share of the 200 companies in the same industries, whose stack Alion knows, that use each technology.
What sets S7 Airlines apart
Companies with a stack like S7 Airlines
Questions about the S7 Airlines tech stack
What programming languages does S7 Airlines use?
The languages named in S7 Airlines job postings are SQL (38%), Python (35%), 1C (28%), Java (13%), JavaScript (8%), as a share of the 40 postings of the last 12 months.
Does S7 Airlines use Matplotlib?
Yes. Matplotlib is named in 6 of 40 job postings (15%) and required in 6 of them.
What cloud and platforms does S7 Airlines use?
The cloud and platforms named in S7 Airlines job postings are Apache Kafka (14), GitLab (7), Kubernetes (6) (postings in brackets).
What skills do you need for a Analytics job at S7 Airlines?
Analytics postings at S7 Airlines most often require SQL (10), Python (7), Matplotlib (6), PostgreSQL (5), out of 14 postings in the last 12 months.
Is the S7 Airlines tech stack changing?
No new technology has appeared in S7 Airlines job postings in the last six months.
How modern is the S7 Airlines tech stack?
S7 Airlines scores 79 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: 2; legacy ones: 0.
How does Alion know the S7 Airlines tech stack?
Alion reads every job posting S7 Airlines publishes and tags the technologies each one names. The figures on this page count the 40 postings of the last 12 months and were updated on Nov 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, "S7 Airlines tech stack: 81 technologies from 40 job postings", as of Nov 13, 2026. https://alion.io/company/s7/technologies