SEI tech stack
SEI builds mostly with SQL, Python, Java, JavaScript. Its stack also includes Azure, Power BI, Snowflake, Angular. SQL is named in 15 of the 75 job postings SEI published in the last 12 months (20%). Counted by Alion from the job postings of SEI, updated Nov 10, 2026.
What programming languages does SEI use?
SQL is named in 20% of job postings at SEI, followed by Python (20%), Java (8%), JavaScript (7%).
SQL
15 20%
Python
15 20%
Java
6 8%
JavaScript
5 7%
PowerShell
4 5%
TypeScript
4 5%
Visual Basic
3 4%
Node JS
2 3%
Show all (15)
What frameworks and libraries does SEI use?
Angular is named in 5% of job postings at SEI, followed by Spring Boot (4%), Unstructured.io (3%), AutoGen (3%).
Angular
4 5%
Spring Boot
3 4%
Unstructured.io
2 3%
AutoGen
2 3%
CrewAI
2 3%
LangChain
2 3%
Hibernate
1 1%
LangGraph
1 1%
Show all (14)
What databases does SEI use?
Snowflake is named in 9% of job postings at SEI, followed by MySQL (4%), MS SQL (4%), Oracle (3%).
Snowflake
7 9%
MySQL
3 4%
MS SQL
3 4%
Oracle
2 3%
Azure Cosmos DB
1 1%
Azure SQL Database
1 1%
OpenSearch
1 1%
PostgreSQL
1 1%
Show all (9)
What cloud and platforms does SEI use?
Azure is named in 17% of job postings at SEI, followed by Power BI (12%), AWS (12%), Kubernetes (11%).
Azure
13 17%
Power BI
9 12%
AWS
9 12%
Kubernetes
8 11%
Apache Kafka
7 9%
GCP
3 4%
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What developer tools does SEI use?
Microsoft Excel is named in 43% of job postings at SEI, followed by Terraform (11%), Copilot (9%), Docker (9%).
Terraform
8 11%
Copilot
7 9%
Docker
7 9%
Git
6 8%
Jenkins
6 8%
Ansible
6 8%
Rest API
5 7%
Show all (25)
Which engineering practices does SEI ask for?
CI/CD is named in 13% of job postings at SEI, followed by ETL/ELT (7%), AI Agents (5%), IAM (5%).
CI/CD
10 13%
AI Agents
4 5%
RAG
3 4%
Prompt Engineering
3 4%
Show all (18)
What does each SEI team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Finance
16 postingsAnalytics
11 postingsIndustrial Engineering
8 postingsBackend
8 postingsData Science
5 postingsHow does your stack fit SEI?
How is the SEI 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 SEI stack?
SEI 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: 1.
How common is the SEI stack in its industry?
Share of the 1,619 companies in the same industries, whose stack Alion knows, that use each technology.
What sets SEI apart
Companies with a stack like SEI
ProQuest
90 shared technologies
AIA Group
95 shared technologies
Sonata Software
92 shared technologies
PNC Financial Services Group
97 shared technologies
Orion Innovation
99 shared technologies
Minfy Technologies
90 shared technologies
United Overseas Bank
94 shared technologies
OCBC Bank
99 shared technologies
Questions about the SEI tech stack
What programming languages does SEI use?
The languages named in SEI job postings are SQL (20%), Python (20%), Java (8%), JavaScript (7%), PowerShell (5%), as a share of the 75 postings of the last 12 months.
Does SEI use Angular?
Yes. Angular is named in 4 of 75 job postings (5%) and required in 4 of them.
What cloud and platforms does SEI use?
The cloud and platforms named in SEI job postings are Azure (13), Power BI (9), AWS (9) (postings in brackets).
What skills do you need for a Finance job at SEI?
Finance postings at SEI most often require Microsoft Excel (13), SQL (2), out of 16 postings in the last 12 months.
Is the SEI tech stack changing?
Yes. .NET, Dynatrace, Grafana, Prometheus first appeared in SEI job postings in the last six months.
How modern is the SEI tech stack?
SEI 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: 1.
How does Alion know the SEI tech stack?
Alion reads every job posting SEI publishes and tags the technologies each one names. The figures on this page count the 75 postings of the last 12 months and were updated on Nov 10, 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, "SEI tech stack: 117 technologies from 75 job postings", as of Nov 10, 2026. https://alion.io/company/sei-4/technologies