CI&T tech stack
CI&T builds mostly with SQL, Java, Python, JavaScript. Its stack also includes Azure, AWS, Spring Boot, Angular. Azure is named in 214 of the 512 job postings CI&T published in the last 12 months (42%). Counted by Alion from the job postings of CI&T, updated Sep 27, 2026.
What programming languages does CI&T use?
SQL is named in 37% of job postings at CI&T, followed by Java (33%), Python (33%), JavaScript (29%).
SQL
188 37%
Java
170 33%
Python
168 33%
JavaScript
150 29%
TypeScript
99 19%
C#
69 13%
Kotlin
46 9%
Node JS
43 8%
Show all (23)
What frameworks and libraries does CI&T use?
Spring Boot is named in 16% of job postings at CI&T, followed by Angular (13%), React.js (10%), JUnit (6%).
Spring Boot
81 16%
Angular
67 13%
React.js
49 10%
JUnit
29 6%
LangChain
27 5%
Jest
20 4%
CrewAI
15 3%
FastAPI
14 3%
Show all (104)
And 64 more, each named in fewer postings.
What databases does CI&T use?
PostgreSQL is named in 9% of job postings at CI&T, followed by Snowflake (7%), Delta Lake (6%), Redis (4%).
PostgreSQL
46 9%
Snowflake
34 7%
Delta Lake
30 6%
Redis
20 4%
DynamoDB
20 4%
Google BigQuery
19 4%
BigQuery
17 3%
MySQL
17 3%
Show all (35)
What cloud and platforms does CI&T use?
Azure is named in 42% of job postings at CI&T, followed by AWS (40%), Kubernetes (22%), Databricks (20%).
Azure
214 42%
AWS
204 40%
Kubernetes
113 22%
Databricks
102 20%
GitHub
78 15%
Spark
77 15%
Apache Kafka
68 13%
GCP
67 13%
Show all (91)
And 51 more, each named in fewer postings.
What developer tools does CI&T use?
Git is named in 29% of job postings at CI&T, followed by Docker (25%), Rest API (16%), Claude Code (10%).
Git
150 29%
Docker
129 25%
Rest API
82 16%
Claude Code
53 10%
Terraform
51 10%
pySpark
47 9%
Model Context Protocol
41 8%
Jenkins
31 6%
Show all (83)
And 43 more, each named in fewer postings.
What AI and ML technologies does CI&T use?
Claude is named in 11% of job postings at CI&T, followed by LLM (5%), Gemini (1%), Core ML (<1%).
Which engineering practices does CI&T ask for?
CI/CD is named in 55% of job postings at CI&T, followed by AI Agents (18%), ETL/ELT (13%), RAG (8%).
CI/CD
282 55%
AI Agents
94 18%
RAG
41 8%
Prompt Engineering
39 8%
Clean Architecture
28 5%
Show all (68)
And 28 more, each named in fewer postings.
What other technologies does CI&T use?
Swift Concurrency is named in 1% of job postings at CI&T, followed by Kotlin Coroutines (<1%), VSAM (<1%).
What does each CI&T team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Backend
204 postingsData Science
96 postingsAI/ML
43 postingsMobile
38 postingsDevOps
36 postingsQA
19 postingsHow does your stack fit CI&T?
How is the CI&T 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 CI&T stack?
CI&T scores 79 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: 8; legacy ones: 0.
How common is the CI&T stack in its industry?
Share of the 2,036 companies in the same industries, whose stack Alion knows, that use each technology.
What sets CI&T apart
Companies with a stack like CI&T
Questions about the CI&T tech stack
What programming languages does CI&T use?
The languages named in CI&T job postings are SQL (37%), Java (33%), Python (33%), JavaScript (29%), TypeScript (19%), as a share of the 512 postings of the last 12 months.
Does CI&T use Spring Boot?
Yes. Spring Boot is named in 81 of 512 job postings (16%) and required in 80 of them.
What cloud and platforms does CI&T use?
The cloud and platforms named in CI&T job postings are Azure (214), AWS (204), Kubernetes (113) (postings in brackets).
What skills do you need for a Backend job at CI&T?
Backend postings at CI&T most often require Java (104), Docker (95), AWS (80), SQL (78), out of 204 postings in the last 12 months.
Is the CI&T tech stack changing?
Yes. Replicate, Scala, Red Teaming, Crossplane first appeared in CI&T job postings in the last six months.
How modern is the CI&T tech stack?
CI&T scores 79 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: 8; legacy ones: 0.
How does Alion know the CI&T tech stack?
Alion reads every job posting CI&T publishes and tags the technologies each one names. The figures on this page count the 512 postings of the last 12 months and were updated on Sep 27, 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, "CI&T tech stack: 415 technologies from 512 job postings", as of Sep 27, 2026. https://alion.io/company/ciandt/technologies