OTP Bank tech stack
OTP Bank builds mostly with SQL, Python, Java, 1C. Its stack also includes Kubernetes, PostgreSQL, RabbitMQ, OpenSearch. SQL is named in 38 of the 83 job postings OTP Bank published in the last 12 months (46%). Counted by Alion from the job postings of OTP Bank, updated Nov 12, 2026.
What programming languages does OTP Bank use?
SQL is named in 46% of job postings at OTP Bank, followed by Python (28%), Java (17%), 1C (6%).
1C 
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What frameworks and libraries does OTP Bank use?
Hadoop is named in 5% of job postings at OTP Bank, followed by Rest-Assured (5%), Selenium (5%), Spring Boot (4%).
Hadoop
4 5%
Rest-Assured
4 5%
Selenium
4 5%
Spring Boot
3 4%
TestNG
2 2%
JUnit
2 2%
Hibernate
2 2%
React.js
2 2%
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What databases does OTP Bank use?
PostgreSQL is named in 19% of job postings at OTP Bank, followed by OpenSearch (6%), Greenplum (6%), MS SQL (6%).
PostgreSQL
16 19%
OpenSearch
5 6%
Greenplum
5 6%
MS SQL
5 6%
Redis
2 2%
ClickHouse
1 1%
ElasticSearch
1 1%
Realm
1 1%
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What cloud and platforms does OTP Bank use?
Kubernetes is named in 19% of job postings at OTP Bank, followed by RabbitMQ (14%), Linux (13%), Apache Kafka (13%).
Kubernetes
16 19%
RabbitMQ
12 14%
Apache Kafka
11 13%
TeamCity
11 13%
Grafana
10 12%
Figma
8 10%
Bitbucket
7 8%
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What developer tools does OTP Bank use?
Microsoft Excel is named in 12% of job postings at OTP Bank, followed by Docker (12%), Rest API (11%), Git (11%).
Docker
10 12%
Rest API
9 11%
Git
9 11%
Prometheus
8 10%
Jenkins
4 5%
Terraform
4 5%
Zabbix
4 5%
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What AI and ML technologies does OTP Bank use?
ChatGPT is named in 6% of job postings at OTP Bank, followed by Claude (6%), LLM (5%), Gemini (2%).
Which engineering practices does OTP Bank ask for?
CI/CD is named in 20% of job postings at OTP Bank, followed by ETL/ELT (10%), SOAP (8%), IAM (5%).
CI/CD
17 20%
SLI/SLO/SLA
3 4%
AI Agents
2 2%
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What does each OTP Bank team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Analytics
26 postingsQA
10 postingsSecurity
5 postingsSupport
5 postingsDesign
4 postingsHow does your stack fit OTP Bank?
How modern is the OTP Bank stack?
OTP Bank scores 82 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: 4; legacy ones: 0.
How common is the OTP Bank stack in its industry?
Share of the 1,187 companies in the same industries, whose stack Alion knows, that use each technology.
What sets OTP Bank apart
Companies with a stack like OTP Bank
Questions about the OTP Bank tech stack
What programming languages does OTP Bank use?
The languages named in OTP Bank job postings are SQL (46%), Python (28%), Java (17%), 1C (6%), Bash (5%), as a share of the 83 postings of the last 12 months.
Does OTP Bank use Hadoop?
Yes. Hadoop is named in 4 of 83 job postings (5%) and required in 3 of them.
What cloud and platforms does OTP Bank use?
The cloud and platforms named in OTP Bank job postings are Kubernetes (16), RabbitMQ (12), Linux (11) (postings in brackets).
What skills do you need for a Analytics job at OTP Bank?
Analytics postings at OTP Bank most often require SQL (19), Microsoft Excel (7), Python (7), PostgreSQL (5), out of 26 postings in the last 12 months.
Is the OTP Bank tech stack changing?
No new technology has appeared in OTP Bank job postings in the last six months.
How modern is the OTP Bank tech stack?
OTP Bank scores 82 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: 4; legacy ones: 0.
How does Alion know the OTP Bank tech stack?
Alion reads every job posting OTP Bank publishes and tags the technologies each one names. The figures on this page count the 83 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, "OTP Bank tech stack: 143 technologies from 83 job postings", as of Nov 12, 2026. https://alion.io/company/otpbank/technologies