in tech stack
in builds mostly with C++, Java, Python, SQL. Its stack also includes Dify, Kubernetes, Django, FastAPI. C++ is named in 10 of the 15 job postings in published in the last 12 months (67%). Counted by Alion from the job postings of in, updated Oct 17, 2026.
What programming languages does in use?
C++ is named in 67% of job postings at in, followed by Java (7%), Python (7%), SQL (7%).
What frameworks and libraries does in use?
Django is named in 7% of job postings at in, followed by FastAPI (7%), Flask (7%), LangChain (7%).
Django
1 7%
FastAPI
1 7%
Flask
1 7%
LangChain
1 7%
LlamaIndex
1 7%
PyTorch
1 7%
PyTorch C++
1 7%
Spring Boot
1 7%
Show all (12)
What cloud and platforms does in use?
Dify is named in 7% of job postings at in, followed by Kubernetes (7%), Linux (7%), Windows (7%).
What developer tools does in use?
AutoCAD is named in 7% of job postings at in, followed by Docker (7%), Fusion 360 (7%), SolidWorks (7%).
Which engineering practices does in ask for?
AI Agents is named in 13% of job postings at in, followed by RAG (13%), Prompt Engineering (7%).
How does your stack fit in?
How is the in 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 in stack?
in 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: 1; legacy ones: 0.
Questions about the in tech stack
What programming languages does in use?
The languages named in in job postings are C++ (67%), Java (7%), Python (7%), SQL (7%), as a share of the 15 postings of the last 12 months.
What cloud and platforms does in use?
The cloud and platforms named in in job postings are Dify (1), Kubernetes (1), Linux (1) (postings in brackets).
Is the in tech stack changing?
Yes. RAG first appeared in in job postings in the last six months.
How modern is the in tech stack?
in 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: 1; legacy ones: 0.
How does Alion know the in tech stack?
Alion reads every job posting in publishes and tags the technologies each one names. The figures on this page count the 15 postings of the last 12 months and were updated on Oct 17, 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, "in tech stack: 28 technologies from 15 job postings", as of Oct 17, 2026. https://alion.io/company/zwsoft-cn/technologies