Diligent tech stack
Diligent builds mostly with TypeScript, JavaScript, SQL, Python. Its stack also includes AWS, React.js, Angular, PostgreSQL. AWS is named in 33 of the 66 job postings Diligent published in the last 12 months (50%). Counted by Alion from the job postings of Diligent, updated Sep 27, 2026.
What programming languages does Diligent use?
TypeScript is named in 35% of job postings at Diligent, followed by JavaScript (32%), SQL (29%), Python (21%).
TypeScript
23 35%
JavaScript
21 32%
SQL
19 29%
Python
14 21%
Node JS
13 20%
C#
3 5%
Java
2 3%
PowerShell
2 3%
Show all (12)
What frameworks and libraries does Diligent use?
React.js is named in 20% of job postings at Diligent, followed by Angular (15%), LangChain (5%), Playwright (3%).
React.js
13 20%
Angular
10 15%
LangChain
3 5%
Playwright
2 3%
Ruby on Rails
2 3%
Vue.js
2 3%
Alpine.js
1 2%
AutoGen
1 2%
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What databases does Diligent use?
PostgreSQL is named in 14% of job postings at Diligent, followed by Snowflake (9%), DynamoDB (3%), MS SQL (3%).
PostgreSQL
9 14%
Snowflake
6 9%
DynamoDB
2 3%
MS SQL
2 3%
ElasticSearch
1 2%
MariaDB
1 2%
MySQL
1 2%
OpenSearch
1 2%
What cloud and platforms does Diligent use?
AWS is named in 50% of job postings at Diligent, followed by Azure (11%), GitHub (6%), GitHub Actions (6%).
AWS
33 50%
Azure
7 11%
GitHub
4 6%
GitHub Actions
4 6%
.NET
3 5%
AWS Bedrock
3 5%
GCP
3 5%
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What developer tools does Diligent use?
Docker is named in 20% of job postings at Diligent, followed by Terraform (18%), Git (15%), Model Context Protocol (15%).
Docker
13 20%
Terraform
12 18%
Git
10 15%
Model Context Protocol
10 15%
AWS CDK
6 9%
Rest API
5 8%
Claude Code
4 6%
Copilot
4 6%
Show all (16)
What AI and ML technologies does Diligent use?
LLM is named in 26% of job postings at Diligent, followed by ChatGPT (2%), Claude (2%).
Which engineering practices does Diligent ask for?
CI/CD is named in 42% of job postings at Diligent, followed by AI Agents (27%), Prompt Engineering (20%), RAG (17%).
CI/CD
28 42%
AI Agents
18 27%
Prompt Engineering
13 20%
RAG
11 17%
Embeddings
7 11%
Show all (32)
What does each Diligent team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Backend
20 postingsProduct
8 postingsLeadership
4 postingsData Science
3 postingsHow does your stack fit Diligent?
How is the Diligent 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 Diligent stack?
Diligent 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: 3; legacy ones: 0.
Companies with a stack like Diligent
Questions about the Diligent tech stack
What programming languages does Diligent use?
The languages named in Diligent job postings are TypeScript (35%), JavaScript (32%), SQL (29%), Python (21%), Node JS (20%), as a share of the 66 postings of the last 12 months.
Does Diligent use React.js?
Yes. React.js is named in 13 of 66 job postings (20%) and required in 13 of them.
What cloud and platforms does Diligent use?
The cloud and platforms named in Diligent job postings are AWS (33), Azure (7), GitHub (4) (postings in brackets).
What skills do you need for a Backend job at Diligent?
Backend postings at Diligent most often require AWS (18), SQL (14), Docker (11), LLM (11), out of 20 postings in the last 12 months.
Is the Diligent tech stack changing?
Yes. dbt, Ruby on Rails, Ruby, Machine Learning first appeared in Diligent job postings in the last six months.
How modern is the Diligent tech stack?
Diligent 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: 3; legacy ones: 0.
How does Alion know the Diligent tech stack?
Alion reads every job posting Diligent publishes and tags the technologies each one names. The figures on this page count the 66 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, "Diligent tech stack: 125 technologies from 66 job postings", as of Sep 27, 2026. https://alion.io/company/diligentcorporation/technologies