Cognizant tech stack
Cognizant builds mostly with JavaScript, TypeScript, Node JS, SQL. Its stack also includes React.js, Azure, AWS, Angular. JavaScript is named in 7 of the 8 job postings Cognizant published in the last 12 months (88%). Counted by Alion from the job postings of Cognizant, updated Sep 28, 2026.
What programming languages does Cognizant use?
JavaScript is named in 88% of job postings at Cognizant, followed by TypeScript (63%), Node JS (50%), SQL (50%).
C# 
Show all (9)
What frameworks and libraries does Cognizant use?
React.js is named in 50% of job postings at Cognizant, followed by Angular (38%), Vue.js (25%), ASP.NET Core (13%).
React.js
4 50%
Angular
3 38%
Vue.js
2 25%
ASP.NET Core
1 13%
Electron
1 13%
Hibernate
1 13%
JUnit
1 13%
Mockito
1 13%
Show all (17)
What databases does Cognizant use?
MySQL is named in 25% of job postings at Cognizant, followed by PostgreSQL (25%), Redis (25%), DynamoDB (13%).
What cloud and platforms does Cognizant use?
Azure is named in 38% of job postings at Cognizant, followed by AWS (38%), AWS Lambda (25%), Kubernetes (25%).
Azure
3 38%
AWS
3 38%
AWS Lambda
2 25%
Kubernetes
2 25%
GCP
2 25%
RabbitMQ
2 25%
Show all (21)
What developer tools does Cognizant use?
Git is named in 38% of job postings at Cognizant, followed by Docker (38%), ESLint (13%), GraphQL (13%).
Git
3 38%
Docker
3 38%
ESLint
1 13%
GraphQL
1 13%
Jenkins
1 13%
Prometheus
1 13%
Claude Code
1 13%
CloudFormation
1 13%
Show all (12)
What AI and ML technologies does Cognizant use?
LLM is named in 13% of job postings at Cognizant, followed by Claude (13%).
Which engineering practices does Cognizant ask for?
CI/CD is named in 38% of job postings at Cognizant, followed by AI Agents (25%), IAM (13%), OCR (13%).
CI/CD
3 38%
AI Agents
2 25%
Prompt Engineering
1 13%
Self-Healing
1 13%
Twelve-Factor App
1 13%
What does each Cognizant team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Backend
5 postingsHow does your stack fit Cognizant?
How modern is the Cognizant stack?
Cognizant scores 83 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 Cognizant stack in its industry?
Share of the 1,322 companies in the same industries, whose stack Alion knows, that use each technology.
Companies with a stack like Cognizant
Questions about the Cognizant tech stack
What programming languages does Cognizant use?
The languages named in Cognizant job postings are JavaScript (88%), TypeScript (63%), Node JS (50%), SQL (50%), Apex (25%), as a share of the 8 postings of the last 12 months.
Does Cognizant use React.js?
Yes. React.js is named in 4 of 8 job postings (50%) and required in 1 of them.
What cloud and platforms does Cognizant use?
The cloud and platforms named in Cognizant job postings are Azure (3), AWS (3), AWS Lambda (2) (postings in brackets).
What skills do you need for a Backend job at Cognizant?
Backend postings at Cognizant most often require JavaScript (5), SQL (4), TypeScript (4), Node JS (3), out of 5 postings in the last 12 months.
Is the Cognizant tech stack changing?
No new technology has appeared in Cognizant job postings in the last six months.
How modern is the Cognizant tech stack?
Cognizant scores 83 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 Cognizant tech stack?
Alion reads every job posting Cognizant publishes and tags the technologies each one names. The figures on this page count the 8 postings of the last 12 months and were updated on Sep 28, 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, "Cognizant tech stack: 75 technologies from 8 job postings", as of Sep 28, 2026. https://alion.io/company/cognizant/technologies