Senior Java Developer

Arenadata is looking for a Senior Java Developer to design scalable microservices and optimize performance in real-time cluster management operations.

### Responsibilities - Develop scalable and fault-tolerant microservices for real-time cluster management operations; - Design and improve critical components of the management and monitoring system; - Optimize performance when handling large volumes of data and high loads; - Identify and eliminate performance bottlenecks through profiling and analysis; - Conduct code reviews, discuss architectural decisions, and share knowledge with team members; - Develop unit tests and, in some cases, integration tests; - Work in an Agile environment (using Yandex Tracker, GitHub, GitLab).

### Requirements - 5+ years of Java development experience; - Deep knowledge of Spring Boot; - Understanding of high-load system architecture and parallel computing; - Proficient in OOP, SOLID principles, classical algorithms, and data structures; - Experience with Maven and building Java applications; - Experience developing RESTful Services using JSON; - Experience with PostgreSQL (extensions, query optimization); - Experience writing unit and integration tests (JUnit, TestNG, Mockito, etc.); - Experience with Docker and Git.

### Conditions - Official employment according to the Labor Code of the Russian Federation; - Opportunity to work 100% remotely or in the office in Moscow/Saint Petersburg; - Flexible start of the working day (09:00 - 10:00 Moscow time); - Extended health insurance with dental care for the employee, 50% compensation for children's health insurance; - Equipment provided for work (laptop, monitor).

Arenadata is a Russian provider of enterprise data platforms and data management software that offers solutions for data storage, processing, streaming, and analytics. The company serves businesses seeking to leverage big data analytics and process digitalization, with products including Arenadata Hadoop distribution, Arenadata QuickMarts (ADQM), and the cloud-native Arenadata One platform.