Senior разработчик · finance

**Senior Java Backend Developer | 8+ Years** #CV 📍 Cyprus, Limassol 🌍 Open to: Remote / Hybrid / On-site ✈️ Open to relocation 🗣 Languages: Russian — Native | English — B2 **About me:** Senior Java Backend Developer with 8+ years of experience in software development, with a strong background in banking, enterprise systems and system integration. Currently working at Sber, developing backend functionality for a banking system serving small and micro businesses. Experienced in building new modules from scratch, designing business logic and database structures, developing REST APIs, integrating services, refactoring complex systems and solving critical production issues. I have experience working both with modern Java/Spring backend systems and large existing enterprise platforms with complex business logic and technical debt. **Core expertise:** • Java 17+ / Spring Boot • Backend & REST API development • PostgreSQL / Oracle / SQL • Apache Kafka & event-driven integrations • Hibernate / JPA / Spring Data • Microservices & Spring Cloud • Docker / Kubernetes • Performance optimization & refactoring • Integration development • Unit & integration testing • Code review & mentoring • Technical solution design **Key achievements:** 🚀 Designed and developed an automatic loan acceptance module from scratch, including database structure and backend logic. ⚡ Optimized a critical process from **46 seconds to 0.5 seconds** by rewriting SQL queries, business logic and a JMS service. 📈 Reduced incoming database requests/errors from **70 to 7** through SQL and workflow optimization. 👨‍💻 Experienced in code reviews, technical solution design, task decomposition and mentoring developers. 🔧 Worked with distributed data-processing systems using Kafka, Cassandra, Hadoop, WebSocket. **Technologies:** Java • Spring Boot • Spring Framework • Spring Cloud • Hibernate • JPA • PostgreSQL • Oracle • Apache Kafka • Cassandra • Docker • Kubernetes • REST • WebSocket • JUnit • Mockito • Maven • Gradle • Git • Linux 🚀 **Open to Senior Java Backend Developer opportunities**, particularly in banking, fintech, retail and other commercial products where I can contribute to backend architecture, development and performance optimization. #opentowork #java #javadeveloper #seniorjava #backenddeveloper #springboot #microservices #kafka #postgresql #softwaredeveloper #backend #fintech #banking #remotejobs #relocation