Woongjin tech stack
Woongjin builds mostly with SQL, Java, JavaScript, Python. Its stack also includes Oracle, Windows, PostgreSQL, Linux. SQL is named in 21 of the 72 job postings Woongjin published in the last 12 months (29%). Counted by Alion from the job postings of Woongjin, updated Sep 27, 2026.
What programming languages does Woongjin use?
SQL is named in 29% of job postings at Woongjin, followed by Java (28%), JavaScript (24%), Python (24%).
SQL
21 29%
Java
20 28%
JavaScript
17 24%
Python
17 24%
ABAP
8 11%
TypeScript
8 11%
C#
5 7%
Node JS
2 3%
Show all (11)
What frameworks and libraries does Woongjin use?
Spring Framework is named in 14% of job postings at Woongjin, followed by JQuery (13%), Spring Boot (13%), FastAPI (11%).
Spring Framework
10 14%
JQuery
9 13%
Spring Boot
9 13%
FastAPI
8 11%
Vue.js
8 11%
React.js
7 10%
Angular
6 8%
LangChain
6 8%
Show all (29)
What databases does Woongjin use?
Oracle is named in 21% of job postings at Woongjin, followed by PostgreSQL (19%), MS SQL (11%), Redis (7%).
Oracle
15 21%
PostgreSQL
14 19%
MS SQL
8 11%
Redis
5 7%
MySQL
5 7%
Db2
3 4%
MariaDB
3 4%
OpenSearch
2 3%
Show all (10)
What cloud and platforms does Woongjin use?
Windows is named in 19% of job postings at Woongjin, followed by Linux (18%), AWS (18%), Azure (17%).
AWS
13 18%
Azure
12 17%
Ubuntu
9 13%
Kubernetes
9 13%
GCP
9 13%
Show all (41)
And 1 more, each named in fewer postings.
What developer tools does Woongjin use?
Git is named in 25% of job postings at Woongjin, followed by Microsoft Excel (21%), Docker (14%), Rest API (14%).
Git
18 25%
Docker
10 14%
Rest API
10 14%
Jenkins
9 13%
Maven
7 10%
Nginx
5 7%
Prometheus
5 7%
Show all (23)
What AI and ML technologies does Woongjin use?
LLM is named in 21% of job postings at Woongjin, followed by Gemini (3%), Claude (1%).
Which engineering practices does Woongjin ask for?
CI/CD is named in 24% of job postings at Woongjin, followed by Prompt Engineering (13%), AI Agents (13%), SLI/SLO/SLA (11%).
CI/CD
17 24%
Prompt Engineering
9 13%
AI Agents
9 13%
SLI/SLO/SLA
8 11%
RAG
8 11%
Fine-tuning
6 8%
Dependency Injection
4 6%
Show all (27)
What does each Woongjin team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Backend
19 postingsEnterprise Apps
9 postingsSupport
7 postingsDevOps
6 postingsHow does your stack fit Woongjin?
How much does Woongjin pay by technology?
Median stated pay of the postings that name each technology, against the median of all Woongjin postings with stated pay: $90k across 57 postings.
| Technology | Postings with pay | Median | vs company median |
|---|---|---|---|
| SQL | 16 | $108k | +19% |
| Java | 15 | $100k | +11% |
| JavaScript | 13 | $115k | +28% |
| Python | 12 | $115k | +28% |
| LLM | 12 | $115k | +28% |
| Oracle | 11 | $115k | +28% |
| AWS | 10 | $117k | +29% |
| PostgreSQL | 10 | $115k | +28% |
| Windows | 10 | $85k | −6% |
| Azure | 9 | $115k | +28% |
How is the Woongjin 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 Woongjin stack?
Woongjin scores 83 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 common is the Woongjin stack in its industry?
Share of the 666 companies in the same industries, whose stack Alion knows, that use each technology.
What sets Woongjin apart
Companies with a stack like Woongjin
Questions about the Woongjin tech stack
What programming languages does Woongjin use?
The languages named in Woongjin job postings are SQL (29%), Java (28%), JavaScript (24%), Python (24%), ABAP (11%), as a share of the 72 postings of the last 12 months.
Does Woongjin use Spring Framework?
Yes. Spring Framework is named in 10 of 72 job postings (14%) and required in 10 of them.
What cloud and platforms does Woongjin use?
The cloud and platforms named in Woongjin job postings are Windows (14), Linux (13), AWS (13) (postings in brackets).
What skills do you need for a Backend job at Woongjin?
Backend postings at Woongjin most often require JavaScript (12), PostgreSQL (11), LLM (10), Python (10), out of 19 postings in the last 12 months.
Is the Woongjin tech stack changing?
Yes. Tableau, LLMOps, Amazon SageMaker, FAISS first appeared in Woongjin job postings in the last six months.
How modern is the Woongjin tech stack?
Woongjin scores 83 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 Woongjin tech stack?
Alion reads every job posting Woongjin publishes and tags the technologies each one names. The figures on this page count the 72 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, "Woongjin tech stack: 144 technologies from 72 job postings", as of Sep 27, 2026. https://alion.io/company/woongjin/technologies