Kakaku.com tech stack
Kakaku.com builds mostly with Python, Ruby, JavaScript, SQL. Its stack also includes GitHub, GCP, BigQuery, Google BigQuery. GitHub is named in 17 of the 28 job postings Kakaku.com published in the last 12 months (61%). Counted by Alion from the job postings of Kakaku.com, updated Oct 16, 2026.
What programming languages does Kakaku.com use?
Python is named in 29% of job postings at Kakaku.com, followed by Ruby (29%), JavaScript (25%), SQL (18%).
Python
8 29%
Ruby
8 29%
JavaScript
7 25%
SQL
5 18%
Java
4 14%
PHP
4 14%
Node JS
4 14%
TypeScript
3 11%
Show all (11)
What frameworks and libraries does Kakaku.com use?
Symfony is named in 14% of job postings at Kakaku.com, followed by Vue.js (14%), Puppeteer (11%), Ruby on Rails (11%).
Symfony
4 14%
Vue.js
4 14%
Puppeteer
3 11%
Ruby on Rails
3 11%
Dagster
1 4%
FastAPI
1 4%
JQuery
1 4%
Jest
1 4%
Show all (15)
What databases does Kakaku.com use?
BigQuery is named in 46% of job postings at Kakaku.com, followed by Google BigQuery (46%), MySQL (39%), Redis (29%).
BigQuery
13 46%
Google BigQuery
13 46%
MySQL
11 39%
Redis
8 29%
Apache Solr
4 14%
ElasticSearch
4 14%
Amazon Redshift
1 4%
Firestore
1 4%
Show all (10)
What cloud and platforms does Kakaku.com use?
GitHub is named in 61% of job postings at Kakaku.com, followed by GCP (46%), AWS (36%), Kubernetes (32%).
GitHub
17 61%
GCP
13 46%
AWS
10 36%
Kubernetes
9 32%
Grafana
8 29%
Dify
6 21%
Vertex AI
5 18%
Apache Kafka
4 14%
Show all (23)
What developer tools does Kakaku.com use?
Claude Code is named in 50% of job postings at Kakaku.com, followed by Devin (39%), Prometheus (29%), CircleCI (25%).
Claude Code
14 50%
Prometheus
8 29%
CircleCI
7 25%
Cursor
7 25%
Docker
6 21%
Ansible
5 18%
Show all (21)
What AI and ML technologies does Kakaku.com use?
Gemini is named in 32% of job postings at Kakaku.com, followed by Claude (14%), LLM (4%).
Which engineering practices does Kakaku.com ask for?
CI/CD is named in 14% of job postings at Kakaku.com, followed by AI Agents (7%), Clean Architecture (7%), ETL/ELT (7%).
What other technologies does Kakaku.com use?
Kotlin Coroutines is named in 4% of job postings at Kakaku.com.
Kotlin Coroutines
1 4%
What does each Kakaku.com team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Leadership
6 postingsAI/ML
5 postingsBackend
4 postingsHow does your stack fit Kakaku.com?
How much does Kakaku.com pay by technology?
Median stated pay of the postings that name each technology, against the median of all Kakaku.com postings with stated pay: $49k across 21 postings.
| Technology | Postings with pay | Median | vs company median |
|---|---|---|---|
| GitHub | 17 | $49k | 0% |
| GCP | 11 | $63k | +29% |
| BigQuery | 11 | $49k | 0% |
| Google BigQuery | 11 | $49k | 0% |
| MySQL | 11 | $49k | 0% |
| AWS | 10 | $49k | 0% |
| Kubernetes | 9 | $49k | 0% |
| Python | 8 | $63k | +29% |
| Grafana | 8 | $49k | 0% |
| Redis | 8 | $49k | 0% |
How is the Kakaku.com 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 Kakaku.com stack?
Kakaku.com scores 88 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 Kakaku.com
Questions about the Kakaku.com tech stack
What programming languages does Kakaku.com use?
The languages named in Kakaku.com job postings are Python (29%), Ruby (29%), JavaScript (25%), SQL (18%), Java (14%), as a share of the 28 postings of the last 12 months.
Does Kakaku.com use Symfony?
Yes. Symfony is named in 4 of 28 job postings (14%) and required in 4 of them.
What cloud and platforms does Kakaku.com use?
The cloud and platforms named in Kakaku.com job postings are GitHub (17), GCP (13), AWS (10) (postings in brackets).
What skills do you need for a Leadership job at Kakaku.com?
Leadership postings at Kakaku.com most often require BigQuery (4), GitHub (4), Google BigQuery (4), AWS (3), out of 6 postings in the last 12 months.
Is the Kakaku.com tech stack changing?
Yes. OpenAI Codex, AI Agents, GitHub, Claude Code first appeared in Kakaku.com job postings in the last six months.
How modern is the Kakaku.com tech stack?
Kakaku.com scores 88 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 Kakaku.com tech stack?
Alion reads every job posting Kakaku.com publishes and tags the technologies each one names. The figures on this page count the 28 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, "Kakaku.com tech stack: 91 technologies from 28 job postings", as of Oct 16, 2026. https://alion.io/company/kakaku-com/technologies