Mareana tech stack
Mareana builds mostly with Python, JavaScript, Java, SQL. Its stack also includes AWS, Spark, React.js, Delta Lake. Python is named in 3 of the 3 job postings Mareana published in the last 12 months (100%). Counted by Alion from the job postings of Mareana, updated Oct 13, 2026.
What programming languages does Mareana use?
Python is named in 100% of job postings at Mareana, followed by JavaScript (67%), Java (33%), SQL (33%).
What frameworks and libraries does Mareana use?
React.js is named in 67% of job postings at Mareana, followed by Alembic (33%), Asyncio (33%), FastAPI (33%).
React.js
2 67%
Alembic
1 33%
Asyncio
1 33%
FastAPI
1 33%
Pydantic
1 33%
Cypress
1 33%
Jest
1 33%
Next.js
1 33%
Show all (17)
What databases does Mareana use?
Delta Lake is named in 33% of job postings at Mareana, followed by Neo4j (33%), PostgreSQL (33%), Redis (33%).
What cloud and platforms does Mareana use?
AWS is named in 100% of job postings at Mareana, followed by Spark (100%), Azure (67%), Databricks (67%).
What developer tools does Mareana use?
pySpark is named in 67% of job postings at Mareana, followed by Docker (33%), Microsoft Excel (33%), Babel (33%).
pySpark
2 67%
Docker
1 33%
Babel
1 33%
Copilot
1 33%
Cursor
1 33%
GraphQL
1 33%
Lighthouse
1 33%
Show all (10)
What AI and ML technologies does Mareana use?
LLM is named in 33% of job postings at Mareana, followed by Claude (33%).
Which engineering practices does Mareana ask for?
AI Agents is named in 67% of job postings at Mareana, followed by CI/CD (33%), Dependency Injection (33%), RAG (33%).
AI Agents
2 67%
CI/CD
1 33%
Dependency Injection
1 33%
RAG
1 33%
CSS Modules
1 33%
State Management
1 33%
How does your stack fit Mareana?
How modern is the Mareana stack?
Mareana scores 85 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 Mareana stack in its industry?
Share of the 1,405 companies in the same industries, whose stack Alion knows, that use each technology.
Companies with a stack like Mareana
Questions about the Mareana tech stack
What programming languages does Mareana use?
The languages named in Mareana job postings are Python (100%), JavaScript (67%), Java (33%), SQL (33%), TypeScript (33%), as a share of the 3 postings of the last 12 months.
Does Mareana use React.js?
Yes. React.js is named in 2 of 3 job postings (67%) and required in 1 of them.
What cloud and platforms does Mareana use?
The cloud and platforms named in Mareana job postings are AWS (3), Spark (3), Azure (2) (postings in brackets).
Is the Mareana tech stack changing?
No new technology has appeared in Mareana job postings in the last six months.
How modern is the Mareana tech stack?
Mareana scores 85 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 Mareana tech stack?
Alion reads every job posting Mareana publishes and tags the technologies each one names. The figures on this page count the 3 postings of the last 12 months and were updated on Oct 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, "Mareana tech stack: 53 technologies from 3 job postings", as of Oct 13, 2026. https://alion.io/company/mareana/technologies