Weil tech stack

Weil builds mostly with C#, SQL, JavaScript, Node JS. Its stack also includes Windows, Azure, Azure SQL Database, MS SQL. Windows is named in 4 of the 7 job postings Weil published in the last 12 months (57%). Counted by Alion from the job postings of Weil, updated Oct 16, 2026.

Source: Alion Coverage: the company's job postings of the last 12 months Oct 16, 2026
Technologies in use
42
Postings analysed
7
Open now
7
Modernity
90 /100

What programming languages does Weil use?

C# is named in 29% of job postings at Weil, followed by SQL (29%), JavaScript (14%), Node JS (14%).

C# 2 29% required in 100% · 2 open now · since Aug 2026
SQL 2 29% required in 100% · 2 open now · since Aug 2026
JavaScript 1 14% required in 100% · 1 open now · since Aug 2026
Node JS 1 14% required in 100% · 1 open now · since Aug 2026
Python 1 14% required in 100% · 1 open now · since Sep 2026
TypeScript 1 14% optional · 1 open now · since Aug 2026

What frameworks and libraries does Weil use?

ASP.NET Core is named in 14% of job postings at Weil, followed by Angular (14%), FastAPI (14%), Flask (14%).

ASP.NET Core 1 14% required in 100% · 1 open now · since Sep 2026
Angular 1 14% required in 100% · 1 open now · since Aug 2026
FastAPI 1 14% required in 100% · 1 open now · since Sep 2026
Flask 1 14% required in 100% · 1 open now · since Sep 2026
JQuery 1 14% required in 100% · 1 open now · since Aug 2026
Vue.js 1 14% required in 100% · 1 open now · since Aug 2026
LangChain 1 14% optional · 1 open now · since Sep 2026
LangGraph 1 14% optional · 1 open now · since Sep 2026
Show all (9)
OpenAI Agents SDK1

What databases does Weil use?

Azure SQL Database is named in 14% of job postings at Weil, followed by MS SQL (14%).

Azure SQL Database 1 14% required in 100% · 1 open now · since Sep 2026
MS SQL 1 14% required in 100% · 1 open now · since Aug 2026

What cloud and platforms does Weil use?

Windows is named in 57% of job postings at Weil, followed by Azure (43%), Active Directory (14%), Anthropic (14%).

Windows 4 57% required in 100% · 4 open now · since Aug 2026
Azure 3 43% required in 67% · 3 open now · since Aug 2026
Active Directory 1 14% required in 100% · 1 open now · since Sep 2026
Anthropic 1 14% required in 100% · 1 open now · since Sep 2026
Azure DevOps 1 14% required in 100% · 1 open now · since Sep 2026
Microsoft Entra ID 1 14% required in 100% · 1 open now · since Sep 2026
OpenAI 1 14% required in 100% · 1 open now · since Sep 2026

What developer tools does Weil use?

Copilot is named in 29% of job postings at Weil, followed by Adobe Photoshop (14%), Git (14%), Claude Code (14%).

Copilot 2 29% required in 50% · 2 open now · since Aug 2026
Adobe Photoshop 1 14% required in 100% · 1 open now · since Oct 2026
Git 1 14% required in 100% · 1 open now · since Sep 2026
Claude Code 1 14% optional · 1 open now · since Aug 2026
Model Context Protocol 1 14% optional · 1 open now · since Sep 2026
Semantic Kernel 1 14% optional · 1 open now · since Sep 2026

What AI and ML technologies does Weil use?

ChatGPT is named in 14% of job postings at Weil, followed by Claude (14%), LLM (14%).

ChatGPT 1 14% required in 100% · 1 open now · since Sep 2026
Claude 1 14% required in 100% · 1 open now · since Sep 2026
LLM 1 14% required in 100% · 1 open now · since Sep 2026

Which engineering practices does Weil ask for?

Incident Management is named in 29% of job postings at Weil, followed by VPN (29%), TCP/IP (29%), CI/CD (14%).

Incident Management 2 29% required in 100% · 2 open now · since Aug 2026
VPN 2 29% required in 100% · 2 open now · since Aug 2026
TCP/IP 2 29% optional · 2 open now · since Aug 2026
CI/CD 1 14% required in 100% · 1 open now · since Sep 2026
Function Calling 1 14% required in 100% · 1 open now · since Sep 2026
Structured Outputs 1 14% required in 100% · 1 open now · since Sep 2026
Tool Use 1 14% required in 100% · 1 open now · since Sep 2026
Agentic Workflows 1 14% optional · 1 open now · since Sep 2026
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RAG1

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How modern is the Weil stack?

Cutting-edge AI adopter 90/100

Weil scores 90 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: 3; legacy ones: 0.

How common is the Weil stack in its industry?

Share of the 633 companies in the same industries, whose stack Alion knows, that use each technology.

Windows21%
Azure19%
C#9%
SQL24%
ASP.NET Core3%
Active Directory10%
Angular3%
Anthropic3%
Azure DevOps6%
Azure SQL Database2%

Questions about the Weil tech stack

What programming languages does Weil use?

The languages named in Weil job postings are C# (29%), SQL (29%), JavaScript (14%), Node JS (14%), Python (14%), as a share of the 7 postings of the last 12 months.

Does Weil use Windows?

Yes. Windows is named in 4 of 7 job postings (57%) and required in 4 of them.

What cloud and platforms does Weil use?

The cloud and platforms named in Weil job postings are Windows (4), Azure (3), Active Directory (1) (postings in brackets).

Is the Weil tech stack changing?

No new technology has appeared in Weil job postings in the last six months.

How modern is the Weil tech stack?

Weil scores 90 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: 3; legacy ones: 0.

How does Alion know the Weil tech stack?

Alion reads every job posting Weil publishes and tags the technologies each one names. The figures on this page count the 7 postings of the last 12 months and were updated on Oct 16, 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, "Weil tech stack: 42 technologies from 7 job postings", as of Oct 16, 2026. https://alion.io/company/weil/technologies

Licence: CC BY-SA 4.0JSON