Common App tech stack
Common App builds mostly with SQL, C#, Python, TypeScript. Its stack also includes AWS, GitHub, DynamoDB, Angular. AWS is named in 6 of the 7 job postings Common App published in the last 12 months (86%). Counted by Alion from the job postings of Common App, updated Oct 9, 2026.
What programming languages does Common App use?
SQL is named in 71% of job postings at Common App, followed by C# (57%), Python (57%), TypeScript (57%).
What frameworks and libraries does Common App use?
Angular is named in 57% of job postings at Common App, followed by NgRx (29%), PyTorch (29%), Scikit-learn (29%).
Angular
4 57%
NgRx
2 29%
PyTorch
2 29%
Scikit-learn
2 29%
TensorFlow
2 29%
Entity Framework Core
1 14%
Ionic
1 14%
What databases does Common App use?
DynamoDB is named in 57% of job postings at Common App, followed by Google BigQuery (43%), Snowflake (43%), BigQuery (29%).
BigQuery 
What cloud and platforms does Common App use?
AWS is named in 86% of job postings at Common App, followed by GitHub (71%), AWS Lambda (57%), Amazon S3 (43%).
AWS
6 86%
GitHub
5 71%
AWS Lambda
4 57%
Databricks
3 43%
AWS Fargate
2 29%
Amazon EC2
2 29%
Show all (20)
What developer tools does Common App use?
Jenkins is named in 43% of job postings at Common App, followed by CloudFormation (29%), Claude Code (14%), Copilot (14%).
Jenkins
3 43%
CloudFormation
2 29%
Claude Code
1 14%
Copilot
1 14%
Git
1 14%
Model Context Protocol
1 14%
Rest API
1 14%
dbt
1 14%
What AI and ML technologies does Common App use?
LLM is named in 29% of job postings at Common App, followed by Claude (14%).
Which engineering practices does Common App ask for?
CI/CD is named in 57% of job postings at Common App, followed by RAG (57%), AI Agents (43%), Machine Learning (43%).
CI/CD
4 57%
RAG
4 57%
AI Agents
3 43%
Dependency Injection
2 29%
Prompt Engineering
2 29%
Show all (12)
What does each Common App team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Backend
4 postingsHow does your stack fit Common App?
How much does Common App pay by technology?
Median stated pay of the postings that name each technology, against the median of all Common App postings with stated pay: $149k across 7 postings.
| Technology | Postings with pay | Median | vs company median |
|---|---|---|---|
| AWS | 6 | $149k | 0% |
| GitHub | 5 | $125k | −16% |
| SQL | 5 | $125k | −16% |
How modern is the Common App stack?
Common App scores 85 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 Common App stack in its industry?
Share of the 1,315 companies in the same industries, whose stack Alion knows, that use each technology.
What sets Common App apart
Companies with a stack like Common App
Questions about the Common App tech stack
What programming languages does Common App use?
The languages named in Common App job postings are SQL (71%), C# (57%), Python (57%), TypeScript (57%), JavaScript (57%), as a share of the 7 postings of the last 12 months.
Does Common App use Angular?
Yes. Angular is named in 4 of 7 job postings (57%) and required in 4 of them.
What cloud and platforms does Common App use?
The cloud and platforms named in Common App job postings are AWS (6), GitHub (5), AWS Lambda (4) (postings in brackets).
What skills do you need for a Backend job at Common App?
Backend postings at Common App most often require AWS (4), AWS Lambda (4), Angular (4), C# (4), out of 4 postings in the last 12 months.
Is the Common App tech stack changing?
No new technology has appeared in Common App job postings in the last six months.
How modern is the Common App tech stack?
Common App scores 85 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 Common App tech stack?
Alion reads every job posting Common App 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 9, 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, "Common App tech stack: 60 technologies from 7 job postings", as of Oct 9, 2026. https://alion.io/company/common-app/technologies