Cross River tech stack
Cross River builds mostly with Python, C#, JavaScript, SQL. Its stack also includes AWS, .NET, React.js, PostgreSQL. AWS is named in 8 of the 19 job postings Cross River published in the last 12 months (42%). Counted by Alion from the job postings of Cross River, updated Sep 27, 2026.
What programming languages does Cross River use?
Python is named in 37% of job postings at Cross River, followed by C# (32%), JavaScript (26%), SQL (26%).
Python
7 37%
C#
6 32%
JavaScript
5 26%
SQL
5 26%
PowerShell
3 16%
TypeScript
2 11%
Bash
2 11%
Node JS
1 5%
Show all (9)
What frameworks and libraries does Cross River use?
React.js is named in 16% of job postings at Cross River, followed by Entity Framework Core (11%), LangChain (5%), Next.js (5%).
React.js
3 16%
Entity Framework Core
2 11%
LangChain
1 5%
Next.js
1 5%
PyTorch
1 5%
Pydantic
1 5%
Redux
1 5%
TensorFlow
1 5%
Show all (10)
What databases does Cross River use?
PostgreSQL is named in 11% of job postings at Cross River, followed by DynamoDB (5%), MS SQL (5%), ElasticSearch (5%).
What cloud and platforms does Cross River use?
AWS is named in 42% of job postings at Cross River, followed by .NET (21%), Azure (21%), Linux (16%).
AWS
8 42%
.NET
4 21%
Azure
4 21%
AWS Lambda
2 11%
Power BI
2 11%
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What developer tools does Cross River use?
Terraform is named in 21% of job postings at Cross River, followed by Copilot (21%), Docker (21%), Claude Code (16%).
Terraform
4 21%
Copilot
4 21%
Docker
4 21%
Claude Code
3 16%
Cursor
3 16%
CloudFormation
2 11%
Model Context Protocol
2 11%
Show all (16)
What AI and ML technologies does Cross River use?
LLM is named in 16% of job postings at Cross River, followed by Claude (5%).
Which engineering practices does Cross River ask for?
AI Agents is named in 26% of job postings at Cross River, followed by CI/CD (26%), Machine Learning (16%), Prompt Engineering (16%).
AI Agents
5 26%
CI/CD
5 26%
Prompt Engineering
3 16%
RAG
3 16%
Chaos Engineering
2 11%
Show all (25)
What does each Cross River team work with?
The technologies each team's postings require most often, with the number of postings that require them.
DevOps
3 postingsBackend
3 postingsHow does your stack fit Cross River?
How is the Cross River stack changing?
Read from the dates of the postings themselves: a technology is new when the first posting that names it appeared in the last six months, rising or falling when its share of postings moved between the last two quarters.
How modern is the Cross River stack?
Cross River scores 80 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 Cross River stack in its industry?
Share of the 678 companies in the same industries, whose stack Alion knows, that use each technology.
Companies with a stack like Cross River
Questions about the Cross River tech stack
What programming languages does Cross River use?
The languages named in Cross River job postings are Python (37%), C# (32%), JavaScript (26%), SQL (26%), PowerShell (16%), as a share of the 19 postings of the last 12 months.
Does Cross River use React.js?
Yes. React.js is named in 3 of 19 job postings (16%) and required in 3 of them.
What cloud and platforms does Cross River use?
The cloud and platforms named in Cross River job postings are AWS (8), .NET (4), Azure (4) (postings in brackets).
What skills do you need for a DevOps job at Cross River?
DevOps postings at Cross River most often require AWS (3), Linux (3), Windows (3), Terraform (2), out of 3 postings in the last 12 months.
Is the Cross River tech stack changing?
Yes. Amazon CloudWatch, DNS, Bash, Chaos Engineering first appeared in Cross River job postings in the last six months.
How modern is the Cross River tech stack?
Cross River scores 80 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 Cross River tech stack?
Alion reads every job posting Cross River publishes and tags the technologies each one names. The figures on this page count the 19 postings of the last 12 months and were updated on Sep 27, 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, "Cross River tech stack: 95 technologies from 19 job postings", as of Sep 27, 2026. https://alion.io/company/crossriver/technologies