OSTTRA tech stack
OSTTRA builds mostly with SQL, Java, Python, C++. Its stack also includes AWS, Unix, Spring Boot, Flink. SQL is named in 6 of the 9 job postings OSTTRA published in the last 12 months (67%). Counted by Alion from the job postings of OSTTRA, updated Oct 3, 2026.
What programming languages does OSTTRA use?
SQL is named in 67% of job postings at OSTTRA, followed by Java (22%), Python (22%), C++ (11%).
What frameworks and libraries does OSTTRA use?
Spring Boot is named in 11% of job postings at OSTTRA, followed by Flink (11%), LangChain (11%), React.js (11%).
What cloud and platforms does OSTTRA use?
AWS is named in 22% of job postings at OSTTRA, followed by Unix (22%), Kubernetes (22%), Linux (22%).
AWS
2 22%
Kubernetes
2 22%
Apache Kafka
1 11%
Azure
1 11%
Azure DevOps
1 11%
Show all (16)
What developer tools does OSTTRA use?
Docker is named in 22% of job postings at OSTTRA, followed by IBM MQ (11%), Jenkins (11%), gRPC (11%).
What AI and ML technologies does OSTTRA use?
LLM is named in 11% of job postings at OSTTRA, followed by ChatGPT (11%).
Which engineering practices does OSTTRA ask for?
ISO 42001 is named in 22% of job postings at OSTTRA, followed by CI/CD (11%), Incident Management (11%), Prompt Engineering (11%).
CI/CD
1 11%
Incident Management
1 11%
Prompt Engineering
1 11%
AI Agents
1 11%
RAG
1 11%
How does your stack fit OSTTRA?
How modern is the OSTTRA stack?
OSTTRA scores 86 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 OSTTRA stack in its industry?
Share of the 1,310 companies in the same industries, whose stack Alion knows, that use each technology.
Companies with a stack like OSTTRA
Questions about the OSTTRA tech stack
What programming languages does OSTTRA use?
The languages named in OSTTRA job postings are SQL (67%), Java (22%), Python (22%), C++ (11%), COBOL (11%), as a share of the 9 postings of the last 12 months.
Does OSTTRA use AWS?
Yes. AWS is named in 2 of 9 job postings (22%) and required in 2 of them.
What cloud and platforms does OSTTRA use?
The cloud and platforms named in OSTTRA job postings are AWS (2), Unix (2), Kubernetes (2) (postings in brackets).
Is the OSTTRA tech stack changing?
No new technology has appeared in OSTTRA job postings in the last six months.
How modern is the OSTTRA tech stack?
OSTTRA scores 86 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 OSTTRA tech stack?
Alion reads every job posting OSTTRA publishes and tags the technologies each one names. The figures on this page count the 9 postings of the last 12 months and were updated on Oct 3, 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, "OSTTRA tech stack: 40 technologies from 9 job postings", as of Oct 3, 2026. https://alion.io/company/osttra/technologies