Hello World Japan tech stack
Hello World Japan builds mostly with COBOL, Java, C++, Python. Its stack also includes Db2, IMS, AWS, MoveIt. Db2 is named in 4 of the 13 job postings Hello World Japan published in the last 12 months (31%). Counted by Alion from the job postings of Hello World Japan, updated Nov 3, 2026.
What programming languages does Hello World Japan use?
COBOL is named in 23% of job postings at Hello World Japan, followed by Java (23%), C++ (15%), Python (15%).
What frameworks and libraries does Hello World Japan use?
MoveIt is named in 15% of job postings at Hello World Japan, followed by Nav2 (15%), PyTorch (15%), ros2_control (15%).
What databases does Hello World Japan use?
Db2 is named in 31% of job postings at Hello World Japan, followed by IMS (31%).
What cloud and platforms does Hello World Japan use?
AWS is named in 23% of job postings at Hello World Japan, followed by Azure (8%), Databricks (8%), Splunk (8%).
What developer tools does Hello World Japan use?
Gazebo is named in 15% of job postings at Hello World Japan, followed by Git (15%), Isaac Sim (15%), TensorRT (15%).
What does each Hello World Japan team work with?
The technologies each team's postings require most often, with the number of postings that require them.
DevOps
6 postingsEnterprise Apps
3 postingsHow does your stack fit Hello World Japan?
How is the Hello World Japan 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 Hello World Japan stack?
Hello World Japan 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: 0; legacy ones: 0.
Companies with a stack like Hello World Japan
Questions about the Hello World Japan tech stack
What programming languages does Hello World Japan use?
The languages named in Hello World Japan job postings are COBOL (23%), Java (23%), C++ (15%), Python (15%), as a share of the 13 postings of the last 12 months.
Does Hello World Japan use MoveIt?
Yes. MoveIt is named in 2 of 13 job postings (15%) and required in 2 of them.
What cloud and platforms does Hello World Japan use?
The cloud and platforms named in Hello World Japan job postings are AWS (3), Azure (1), Databricks (1) (postings in brackets).
What skills do you need for a DevOps job at Hello World Japan?
DevOps postings at Hello World Japan most often require Db2 (4), IMS (4), AWS (2), out of 6 postings in the last 12 months.
Is the Hello World Japan tech stack changing?
Yes. C++, Gazebo, Git, Isaac Sim first appeared in Hello World Japan job postings in the last six months.
How modern is the Hello World Japan tech stack?
Hello World Japan 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: 0; legacy ones: 0.
How does Alion know the Hello World Japan tech stack?
Alion reads every job posting Hello World Japan publishes and tags the technologies each one names. The figures on this page count the 13 postings of the last 12 months and were updated on Nov 3, 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, "Hello World Japan tech stack: 21 technologies from 13 job postings", as of Nov 3, 2026. https://alion.io/company/hello-world-japan/technologies