Tele2 tech stack
Tele2 builds mostly with SQL, 1C, Python, C#. Its stack also includes Apache Kafka, MS SQL, PostgreSQL, Linux. SQL is named in 13 of the 30 job postings Tele2 published in the last 12 months (43%). Counted by Alion from the job postings of Tele2, updated Nov 12, 2026.
What programming languages does Tele2 use?
SQL is named in 43% of job postings at Tele2, followed by 1C (30%), Python (17%), C# (7%).
1C 
What frameworks and libraries does Tele2 use?
Hibernate is named in 3% of job postings at Tele2, followed by Pytest (3%).
What databases does Tele2 use?
MS SQL is named in 17% of job postings at Tele2, followed by PostgreSQL (17%), ClickHouse (13%), Oracle (10%).
MS SQL
5 17%
PostgreSQL
5 17%
ClickHouse
4 13%
Oracle
3 10%
Apache Hudi
2 7%
Apache Iceberg
2 7%
Presto
2 7%
Redis
2 7%
Show all (9)
What cloud and platforms does Tele2 use?
Apache Kafka is named in 17% of job postings at Tele2, followed by Linux (13%), Postman (13%), Power BI (10%).
Apache Kafka
5 17%
Postman
4 13%
Power BI
3 10%
.NET
2 7%
Airflow
2 7%
Show all (21)
What developer tools does Tele2 use?
Docker is named in 20% of job postings at Tele2, followed by Git (13%), Rest API (13%), Swagger (13%).
Docker
6 20%
Git
4 13%
Rest API
4 13%
Swagger
4 13%
MinIO
2 7%
Prometheus
2 7%
dbt
2 7%
Ansible
2 7%
Show all (16)
What AI and ML technologies does Tele2 use?
ChatGPT is named in 3% of job postings at Tele2, followed by Midjourney (3%).
ChatGPT
1 3%
Midjourney
1 3%
Which engineering practices does Tele2 ask for?
ETL/ELT is named in 13% of job postings at Tele2, followed by CI/CD (10%), SOAP (10%), Gitflow (7%).
CI/CD
3 10%
Gitflow
2 7%
GitOps
1 3%
Self-Healing
1 3%
What does each Tele2 team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Enterprise Apps
7 postingsAnalytics
5 postingsData Science
4 postingsDevOps
3 postingsHow does your stack fit Tele2?
How modern is the Tele2 stack?
Tele2 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 Tele2 stack in its industry?
Share of the 353 companies in the same industries, whose stack Alion knows, that use each technology.
Companies with a stack like Tele2
Questions about the Tele2 tech stack
What programming languages does Tele2 use?
The languages named in Tele2 job postings are SQL (43%), 1C (30%), Python (17%), C# (7%), JavaScript (7%), as a share of the 30 postings of the last 12 months.
Does Tele2 use Apache Kafka?
Yes. Apache Kafka is named in 5 of 30 job postings (17%) and required in 5 of them.
What cloud and platforms does Tele2 use?
The cloud and platforms named in Tele2 job postings are Apache Kafka (5), Linux (4), Postman (4) (postings in brackets).
What skills do you need for a Enterprise Apps job at Tele2?
Enterprise Apps postings at Tele2 most often require 1C (5), MS SQL (4), .NET (2), C# (2), out of 7 postings in the last 12 months.
Is the Tele2 tech stack changing?
No new technology has appeared in Tele2 job postings in the last six months.
How modern is the Tele2 tech stack?
Tele2 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 Tele2 tech stack?
Alion reads every job posting Tele2 publishes and tags the technologies each one names. The figures on this page count the 30 postings of the last 12 months and were updated on Nov 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, "Tele2 tech stack: 66 technologies from 30 job postings", as of Nov 12, 2026. https://alion.io/company/tele2/technologies