Cross Source tech stack
Cross Source builds mostly with C#, Python, C++, Java. Its stack also includes .NET, Linux, PostgreSQL, MySQL. C# is named in 14 of the 14 job postings Cross Source published in the last 12 months (100%). Counted by Alion from the job postings of Cross Source, updated Oct 11, 2026.
What programming languages does Cross Source use?
C# is named in 100% of job postings at Cross Source, followed by Python (36%), C++ (21%), Java (21%).
C# 
C++ 
Show all (14)
What frameworks and libraries does Cross Source use?
FastAPI is named in 14% of job postings at Cross Source, followed by SQLAlchemy (14%), Angular (7%), JQuery (7%).
FastAPI
2 14%
SQLAlchemy
2 14%
Angular
1 7%
JQuery
1 7%
Netty
1 7%
RxJava
1 7%
Spring Boot
1 7%
Vert.x
1 7%
What databases does Cross Source use?
PostgreSQL is named in 29% of job postings at Cross Source, followed by MySQL (21%), MS SQL (14%), Oracle (14%).
What cloud and platforms does Cross Source use?
.NET is named in 93% of job postings at Cross Source, followed by Linux (57%), Kubernetes (36%), AWS (14%).
.NET
13 93%
Kubernetes
5 36%
AWS
2 14%
Azure
1 7%
U-Boot
1 7%
Apache Kafka
1 7%
Show all (9)
What developer tools does Cross Source use?
Docker is named in 36% of job postings at Cross Source, followed by QEMU (21%), KVM (14%), Altium Designer (7%).
Docker
5 36%
QEMU
3 21%
KVM
2 14%
Altium Designer
1 7%
Apache Tomcat
1 7%
Flyway
1 7%
OpenStack
1 7%
Rest API
1 7%
Show all (9)
Which engineering practices does Cross Source ask for?
TCP/IP is named in 14% of job postings at Cross Source.
What does each Cross Source team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Backend
7 postingsHardware
5 postingsHow does your stack fit Cross Source?
How modern is the Cross Source stack?
Cross Source scores 74 out of 100 (Modern). The score averages how current each technology in the stack is and adds weight for AI adoption. AI technologies in the stack: 0; legacy ones: 0.
How common is the Cross Source stack in its industry?
Share of the 4,870 companies in the same industries, whose stack Alion knows, that use each technology.
Companies with a stack like Cross Source
Questions about the Cross Source tech stack
What programming languages does Cross Source use?
The languages named in Cross Source job postings are C# (100%), Python (36%), C++ (21%), Java (21%), SQL (14%), as a share of the 14 postings of the last 12 months.
Does Cross Source use FastAPI?
Yes. FastAPI is named in 2 of 14 job postings (14%) and required in 2 of them.
What cloud and platforms does Cross Source use?
The cloud and platforms named in Cross Source job postings are .NET (13), Linux (8), Kubernetes (5) (postings in brackets).
What skills do you need for a Backend job at Cross Source?
Backend postings at Cross Source most often require .NET (6), Docker (3), Linux (3), MySQL (3), out of 7 postings in the last 12 months.
Is the Cross Source tech stack changing?
No new technology has appeared in Cross Source job postings in the last six months.
How modern is the Cross Source tech stack?
Cross Source scores 74 out of 100 (Modern). The score averages how current each technology in the stack is and adds weight for AI adoption. AI technologies in the stack: 0; legacy ones: 0.
How does Alion know the Cross Source tech stack?
Alion reads every job posting Cross Source publishes and tags the technologies each one names. The figures on this page count the 14 postings of the last 12 months and were updated on Oct 11, 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 Source tech stack: 47 technologies from 14 job postings", as of Oct 11, 2026. https://alion.io/company/cross-source/technologies