bitFlyer tech stack
bitFlyer builds mostly with C#, Java, Kotlin, Swift. Its stack also includes Azure, Figma, ASP.NET Core, Dagger. C# is named in 2 of the 7 job postings bitFlyer published in the last 12 months (29%). Counted by Alion from the job postings of bitFlyer, updated Nov 2, 2026.
What programming languages does bitFlyer use?
C# is named in 29% of job postings at bitFlyer, followed by Java (14%), Kotlin (14%), Swift (14%).
What frameworks and libraries does bitFlyer use?
ASP.NET Core is named in 29% of job postings at bitFlyer, followed by Dagger (14%), Jetpack Compose (14%), OkHttp (14%).
ASP.NET Core
2 29%
Dagger
1 14%
Jetpack Compose
1 14%
OkHttp
1 14%
React.js
1 14%
Retrofit
1 14%
RxJava
1 14%
RxKotlin
1 14%
Show all (9)
What cloud and platforms does bitFlyer use?
Azure is named in 29% of job postings at bitFlyer, followed by Figma (29%), Firebase (29%), GitHub (29%).
Azure
2 29%
Figma
2 29%
Firebase
2 29%
GitHub
2 29%
GitHub Actions
2 29%
Azure DevOps
1 14%
Datadog
1 14%
Show all (9)
What developer tools does bitFlyer use?
Git is named in 14% of job postings at bitFlyer, followed by Gradle (14%).
Which engineering practices does bitFlyer ask for?
CI/CD is named in 14% of job postings at bitFlyer, followed by ETL/ELT (14%), VPN (14%).
What other technologies does bitFlyer use?
Kotlin Coroutines is named in 14% of job postings at bitFlyer.
Kotlin Coroutines
1 14%
How does your stack fit bitFlyer?
How modern is the bitFlyer stack?
bitFlyer 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 common is the bitFlyer stack in its industry?
Share of the 406 companies in the same industries, whose stack Alion knows, that use each technology.
Companies with a stack like bitFlyer
Questions about the bitFlyer tech stack
What programming languages does bitFlyer use?
The languages named in bitFlyer job postings are C# (29%), Java (14%), Kotlin (14%), Swift (14%), TypeScript (14%), as a share of the 7 postings of the last 12 months.
Does bitFlyer use ASP.NET Core?
Yes. ASP.NET Core is named in 2 of 7 job postings (29%) and required in 2 of them.
What cloud and platforms does bitFlyer use?
The cloud and platforms named in bitFlyer job postings are Azure (2), Figma (2), Firebase (2) (postings in brackets).
Is the bitFlyer tech stack changing?
No new technology has appeared in bitFlyer job postings in the last six months.
How modern is the bitFlyer tech stack?
bitFlyer 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 bitFlyer tech stack?
Alion reads every job posting bitFlyer publishes and tags the technologies each one names. The figures on this page count the 7 postings of the last 12 months and were updated on Nov 2, 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, "bitFlyer tech stack: 30 technologies from 7 job postings", as of Nov 2, 2026. https://alion.io/company/bitflyer/technologies