Zelis tech stack
Zelis builds mostly with SQL, PowerShell, C#, Python. Its stack also includes AWS, Azure, MS SQL, Azure SQL Database. SQL is named in 6 of the 11 job postings Zelis published in the last 12 months (55%). Counted by Alion from the job postings of Zelis, updated Nov 15, 2026.
What programming languages does Zelis use?
SQL is named in 55% of job postings at Zelis, followed by PowerShell (36%), C# (27%), Python (18%).
What frameworks and libraries does Zelis use?
ASP.NET Core is named in 9% of job postings at Zelis, followed by Entity Framework Core (9%).
ASP.NET Core
1 9%
What databases does Zelis use?
MS SQL is named in 27% of job postings at Zelis, followed by Azure SQL Database (18%), Amazon Aurora (9%), PostgreSQL (9%).
What cloud and platforms does Zelis use?
AWS is named in 55% of job postings at Zelis, followed by Azure (55%), Amazon EC2 (27%), Splunk (27%).
AWS
6 55%
Azure
6 55%
Amazon EC2
3 27%
Splunk
3 27%
GitHub Actions
3 27%
Azure DevOps
3 27%
.NET
2 18%
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What developer tools does Zelis use?
Git is named in 64% of job postings at Zelis, followed by Terraform (27%), Docker (27%), Ansible (18%).
Git
7 64%
Terraform
3 27%
Docker
3 27%
Ansible
2 18%
CloudFormation
2 18%
Copilot
2 18%
Rest API
2 18%
Jenkins
2 18%
Show all (13)
What AI and ML technologies does Zelis use?
ChatGPT is named in 9% of job postings at Zelis, followed by Claude (9%).
Which engineering practices does Zelis ask for?
CI/CD is named in 64% of job postings at Zelis, followed by Incident Management (27%), Configuration Management (18%), DNS (18%).
CI/CD
7 64%
Incident Management
3 27%
Configuration Management
2 18%
Show all (14)
How does your stack fit Zelis?
How is the Zelis 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 Zelis stack?
Zelis scores 77 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 Zelis stack in its industry?
Share of the 222 companies in the same industries, whose stack Alion knows, that use each technology.
Companies with a stack like Zelis
Questions about the Zelis tech stack
What programming languages does Zelis use?
The languages named in Zelis job postings are SQL (55%), PowerShell (36%), C# (27%), Python (18%), Bash (9%), as a share of the 11 postings of the last 12 months.
Does Zelis use AWS?
Yes. AWS is named in 6 of 11 job postings (55%) and required in 6 of them.
What cloud and platforms does Zelis use?
The cloud and platforms named in Zelis job postings are AWS (6), Azure (6), Amazon EC2 (3) (postings in brackets).
Is the Zelis tech stack changing?
Yes. .NET, New Relic, Ansible, Configuration Management first appeared in Zelis job postings in the last six months.
How modern is the Zelis tech stack?
Zelis scores 77 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 Zelis tech stack?
Alion reads every job posting Zelis publishes and tags the technologies each one names. The figures on this page count the 11 postings of the last 12 months and were updated on Nov 15, 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, "Zelis tech stack: 72 technologies from 11 job postings", as of Nov 15, 2026. https://alion.io/company/zelis/technologies