How many Java developers are in Barcelona?
Java accounts for 11% of the developers StarHunt indexes in Barcelona, against 13% across Spain.
Seen from the national side, 21% of Java developers in Spain live in Barcelona, which hosts 24% of the country's developers.
Barcelona is less focused on Java than the rest of the country, at 0.9x the national rate.
These figures cover GitHub developers whose public profile places them in the Barcelona area and whose repositories show Java. StarHunt indexes active, public profiles only, so read them as a floor rather than a census.
Barcelona against the rest of Spain
Barcelona ranks #2 of the 2 cities we track in Spain for Java, behind Madrid.
23% of Java developers in Barcelona contribute to a reference project of the ecosystem, 6 points above the national rate for Java (16%).
Of the 23 languages and frameworks we track in Barcelona, Java ranks #6 by number of developers.
What Java developers in Barcelona also work with
Read the two columns together: a technology far more common here than nationally is a requirement Barcelona can meet.
| Technology | Barcelona | Spain |
|---|---|---|
| AWS | 13% | 7.6% |
| React | 13% | 17% |
| MongoDB | 11% | 6.7% |
| Node.js | 9.1% | 10% |
| TypeScript | 9.1% | 7.3% |
| Angular | 8.2% | 14% |
What Java developers in Barcelona build
Their own repositories, not the projects they contribute to.
| # | Repository | Stars |
|---|---|---|
| 1 | qmuntal/stateless | ★ 1,387 |
| 2 | davidmigloz/langchain_dart | ★ 690 |
| 3 | theletterf/english-lang | ★ 504 |
How to approach a Java search in Barcelona
- Email works here: 43% list an address. Open with the commit or project that made you write, not with the company pitch.
- Keep the active ones: 34% committed in the last 90 days. The rest may have moved on, or code in private now.
- Say what the role is in the first line. 22% have flagged themselves as open to work, and they read concrete offers rather than introductions.
Frequently asked questions
How many Java developers are in Barcelona?
We report shares rather than a raw count below 5,000 profiles, because a small number says less than where the pool sits: Java is 11% of Barcelona developers in our index (13% nationally), and Barcelona holds 21% of the Java developers we place in Spain.
Are Java developers in Barcelona active on GitHub?
34% pushed code in the last 90 days, against 39% for Java across Spain.
Can you contact Java developers in Barcelona directly?
43% list a public email on GitHub, against 40% for Java developers across Spain. 22% have also flagged themselves as open to work.
Is Barcelona a good place to hire Java developers?
Java is not over-represented in Barcelona (0.9x the national rate), so depth will come from the size of the city rather than its focus. 43% of them publish an email.
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