Senior/Staff Software Engineer (Platform Infrastructure)

RingCentral • Valencia, Valencian Community, Spain • Posted May 31, 2026

Location Valencia, Valencian Community

Job Type Full time

Category Computer Occupations

Posted May 31, 2026

We are looking for an experienced Java Software Engineer to join our Platform team and help develop an award-winning REST API for our Unified Communications service.
In the Platform team, we build high-load infrastructure subsystems that address cross-cutting concerns in a geo-distributed environment, including API and WebSocket Gateways, distributed caches, and service discovery.
You will have the chance to design and develop highly available, globally distributed systems that maintain 99.999% availability, process more than 100,000 requests per second, handle more than a million concurrent WebSocket connections and consistently meet millisecond-level latency targets.
How we work
We operate with a flat team structure and value constructive technical discussions. Engineers participate in requirements clarification, design proposals, implementation reviews, and production incident analysis.
Technologies we work wi...
            

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