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Overview
Join Rockup as a Senior Backend Engineer (Java) to design and develop a scalable backend for a new social network focused on real-time geolocation. Work hybrid in Limassol or remotely. Rockup is a startup creating a new format of social network and messenger focused on real-time geolocation. Imagine Telegram meets Tinder, but with an emphasis on location and community around you here and now.
Responsibilities
- •Design and develop a scalable backend for a mobile application.
- •Implement real-time communications and geolocation services.
- •Optimize APIs for smooth and fast UX on mobile devices.
- •Make key decisions on tech stack, infrastructure, and processes.
- •Set up CI/CD, test, and deploy code seamlessly.
- •Collaborate closely with mobile developers.
Conditions
- •Influence on the product: Your decisions will shape the architecture of a global service.
- •Location of choice: Hybrid in sunny Limassol (Cyprus) or remote from anywhere in the world if we are a perfect match.
- •Competitive salary and fast career growth.
Requirements
- •5+ years of experience in backend development (ideally in highload/B2C mobile applications).
- •Strong Java skills, understanding of scalable architectures.
- •Experience with RESTful and WebSocket APIs.
- •Excellent knowledge of databases (PostgreSQL and geo-tools like PostGIS).
- •Experience with cloud services (AWS / GCP / Azure) and Docker.
- •Understanding of security: OWASP Top 10, GDPR/HIPAA.
- •English at Upper-Intermediate level (Russian is a plus).
- •Bonus: Java Oracle certifications (OCA/OCP/OCM) and participation in Open Source.
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