The Java ecosystem in Barcelona
Java developers in Barcelona represent 20% of the national talent pool, with nearly half actively maintaining public email addresses on their profiles. When sourcing from this group, expect technical versatility—AWS, Kotlin, and Python appear frequently alongside Java in their public work.
What other skills do Barcelona Java developers have?
Java engineers in Barcelona frequently combine their expertise with other technologies. The most common complementary skills found in their GitHub profiles:
Which companies employ Java developers in Spain?
The employers most represented among the Java developers we surface across Spain, the local sample being too small to rank on its own, based on what they state publicly on GitHub. Useful as a target list, and as a read on who you are competing with for the same people.
| # | Company |
|---|---|
| 1 | Liferay |
| 2 | IBM |
| 3 | elastic |
| 4 | Red Hat |
| 5 | datadog |
| 6 | MongoDB |
| 7 | Accenture |
Projects built by Java developers in Barcelona
Their own most-starred repositories, not the ecosystem projects they contribute to. This is the clearest evidence of what people here actually ship.
| # | Project | Stars |
|---|---|---|
| 1 | pditommaso/awesome-pipeline | ★ 6,625 |
| 2 | qmuntal/stateless | ★ 1,383 |
| 3 | davidmigloz/langchain_dart | ★ 686 |
What is specific to Barcelona
They pair Java with AWS 1.8x more often than the national average, which is worth reflecting in the job description.
Most active Java repositories
The open-source projects defining the Java ecosystem globally. Barcelona engineers contribute to these repositories and build on top of them.
How to find Java engineers in Barcelona
StarHunt searches GitHub repositories rather than resumes. For Java developers in Barcelona, it starts from the canonical open-source projects in the ecosystem, extracts contributors, cross-checks their location against the Barcelona area, and ranks them by how well they match your search.
This approach surfaces engineers who are actively writing code, not just claiming skills. Profiles with Barcelona locations and Java contributions are ranked by follower count, repository activity, and bio relevance.
Frequently asked questions
How many Java developers are in Barcelona?
StarHunt ranks the most active Java developers in Barcelona as of September 2026, sourced from real GitHub contribution activity, and the index keeps growing.
Can you contact Java developers in Barcelona directly?
46% of the most active Java developers in Barcelona that StarHunt surfaces list a public email on their GitHub profile, so a large share can be reached directly.
What other technologies do Barcelona Java developers use?
Most commonly AWS, Kotlin, Python, based on the technologies listed across their indexed GitHub profiles.
How do you source Java developers in Barcelona?
Describe the role or paste a job description in StarHunt and filter to Barcelona. It returns a ranked shortlist of Java developers by their real GitHub contributions, with public contact details you can export, so you can source and reach out in minutes.
Find Java engineers in Barcelona
Search StarHunt's index of Barcelona GitHub developers. Filter by technology and location, get results in under 2 minutes.
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