First Advantage tech stack
First Advantage builds mostly with JavaScript, SQL, TypeScript, Python. Its stack also includes AWS, Azure, Selenium, Angular. JavaScript is named in 7 of the 16 job postings First Advantage published in the last 12 months (44%). Counted by Alion from the job postings of First Advantage, updated Oct 16, 2026.
What programming languages does First Advantage use?
JavaScript is named in 44% of job postings at First Advantage, followed by SQL (38%), TypeScript (31%), Python (25%).
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What frameworks and libraries does First Advantage use?
Selenium is named in 25% of job postings at First Advantage, followed by Angular (13%), React.js (13%), Playwright (13%).
Selenium
4 25%
Angular
2 13%
React.js
2 13%
Playwright
2 13%
ASP.NET Core
1 6%
FastAPI
1 6%
JUnit
1 6%
WebDriverIO
1 6%
What databases does First Advantage use?
Amazon Redshift is named in 6% of job postings at First Advantage, followed by MS SQL (6%), MySQL (6%), Oracle (6%).
What cloud and platforms does First Advantage use?
AWS is named in 44% of job postings at First Advantage, followed by Azure (44%), Power BI (19%), .NET (13%).
AWS
7 44%
Azure
7 44%
Power BI
3 19%
.NET
2 13%
Azure AKS
2 13%
Azure DevOps
2 13%
GitHub
2 13%
GitHub Actions
2 13%
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What developer tools does First Advantage use?
Rest API is named in 31% of job postings at First Advantage, followed by Terraform (25%), Docker (25%), Bicep (19%).
Rest API
5 31%
Terraform
4 25%
Docker
4 25%
Bicep
3 19%
Jenkins
2 13%
Git
2 13%
Ansible
1 6%
JMeter
1 6%
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What AI and ML technologies does First Advantage use?
LLM is named in 6% of job postings at First Advantage.
LLM
1 6%
Which engineering practices does First Advantage ask for?
CI/CD is named in 56% of job postings at First Advantage, followed by SOAP (19%), Rollup (13%), A/B Testing (6%).
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What does each First Advantage team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Backend
4 postingsQA
3 postingsHow does your stack fit First Advantage?
How modern is the First Advantage stack?
First Advantage scores 75 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: 1; legacy ones: 0.
How common is the First Advantage stack in its industry?
Share of the 1,209 companies in the same industries, whose stack Alion knows, that use each technology.
Companies with a stack like First Advantage
Questions about the First Advantage tech stack
What programming languages does First Advantage use?
The languages named in First Advantage job postings are JavaScript (44%), SQL (38%), TypeScript (31%), Python (25%), C# (19%), as a share of the 16 postings of the last 12 months.
Does First Advantage use Selenium?
Yes. Selenium is named in 4 of 16 job postings (25%) and required in 3 of them.
What cloud and platforms does First Advantage use?
The cloud and platforms named in First Advantage job postings are AWS (7), Azure (7), Power BI (3) (postings in brackets).
What skills do you need for a Backend job at First Advantage?
Backend postings at First Advantage most often require AWS (3), TypeScript (3), Angular (2), C# (2), out of 4 postings in the last 12 months.
Is the First Advantage tech stack changing?
No new technology has appeared in First Advantage job postings in the last six months.
How modern is the First Advantage tech stack?
First Advantage scores 75 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: 1; legacy ones: 0.
How does Alion know the First Advantage tech stack?
Alion reads every job posting First Advantage publishes and tags the technologies each one names. The figures on this page count the 16 postings of the last 12 months and were updated on Oct 16, 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, "First Advantage tech stack: 70 technologies from 16 job postings", as of Oct 16, 2026. https://alion.io/company/fadv-com/technologies