Apache Flink vs Apache Spark
Apache Spark shows up at 11 of the 255 companies we track, Apache Flink at 3. 2 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.
Apache Flink
3
companies (1% of those tracked)
Only Apache Flink
1 company, plus 2 with both
Usually paired with
React (3), Stripe (3), Next.js (3), Python (3), Kubernetes (3)
Apache Spark
11
companies (4% of those tracked)
Only Apache Spark
9 companies, plus 2 with both
Usually paired with
React (11), Python (11), Kubernetes (10), PostgreSQL (10), TypeScript (9)