Java vs Kotlin
Java shows up at 20 of the 255 companies we track, Kotlin at 15. 7 have both.
Counts come from DNS, response headers, page source and public job posts; a tool named in a single job post is not counted. They show adoption among companies developers look up, not market share. There is no signed verdict for this pair yet.
Java
20
companies (8% of those tracked)
Only Java
13 companies, plus 7 with both
- Celonis
- ClickHouse
- Databricks
- Elastic
- Fivetran
- MongoDB
- Snowflake
- Twilio
- Cognite
- Spotify
- Supercell
- Squarespace
- Too Good To Go
Usually paired with
Kubernetes (18), React (16), Amazon Web Services (13), PostgreSQL (13), Terraform (12)
Kotlin
15
companies (6% of those tracked)
Only Kotlin
8 companies, plus 7 with both
Usually paired with
Kubernetes (14), Amazon Web Services (12), React (11), PostgreSQL (11), Stripe (9)