Spotware Systems

Senior Backend Engineer (Java)

Cyprus Remote Senior $4.7k–$12.8k/moest.

Summary

Responsibilities

Architect, develop, and maintain scalable and secure backend systems for our mobile app
Design and implement real-time communication, geolocation services, and data storage solutions
Build and optimize APIs to support a smooth and responsive mobile experience
Ensure system reliability, security, and efficiency through best practices in database management and cloud infrastructure
Participate in key decisions on backend tech stack, infrastructure, and team processes
Monitor and improve system performance, ensuring minimal downtime and optimal response times
Collaborate with the mobile engineers to ensure seamless integration between frontend and backend
Establish CI/CD pipelines, testing and deployment strategies for smooth development workflows

5+ years of experience in backend development, ideally with consumer-facing mobile apps
Strong expertise in Java, with experience in scalable backend architectures
Experience designing and implementing RESTful and WebSocket-based APIs
Proficiency in working with databases (PostgreSQL or similar)
Familiarity with geolocation-specific tools (e.g. PostGIS or similar)
Experience with cloud platforms (AWS, GCP, or Azure) and containerization (Docker)
Strong understanding of authentication, authorization, and data security best practices (OWASP Top 10, GDPR & HIPPAA compliance)
Comfortable working in an early-stage startup environment, making key architectural decisions and adapting quickly
Upper intermediate level of English, knowledge of Russian will be an advantage
Java Oracle Certified for Associate/Professional/Master is preferred
Bonus points for participation in open-source projects