Senior Java Developer

We are looking for an experienced Senior Java Backend Engineer to design, build and maintain high-performance backend services for a project in the gaming industry. You will focus on scalable, distributed systems and in-memory data processing, working with modern Java and cloud technologies. Key Responsibilities - Design, develop, and maintain backend services using Java 21 and Spring Boot - Build and optimize distributed data processing and caching solutions using GridGain 8.9.x - Deploy, operate, and maintain services on AWS using Docker - Manage builds and dependencies using Maven - Work in Linux environments and automate tasks using Bash scripting - Ensure performance, scalability, and reliability of backend systems under high load - Participate in technical design, architecture discussions, and feature planning - Troubleshoot production issues and support root-cause investigations - Perform code reviews and contribute to high code quality standards - Collaborate with frontend, DevOps, and product teams to deliver end-to-end features - Maintain technical documentation and contribute to continuous improvement initiatives Requirements - Hands-on experience with Java (ideally Java 17/21) and Spring Boot - Experience with GridGain, Apache Ignite, or other in-memory data grid / distributed caching technologies - Experience with Maven and modern build and dependency management practices - Experience working with AWS services in production environments - Experience with Docker and containerized applications - Comfortable working in Linux environments and writing Bash scripts - Good understanding of microservices, RESTful APIs, and distributed system design - Experience supporting high-availability, high-performance production environments - Strong problem-solving and analytical thinking skills - Good communication and collaboration skills - Commitment to code quality and continuous improvement - Experience in the gaming or iGaming industry is a plus - Familiarity with TypeScript, Angular, React, or Next.js is a plus What we offer - Full-time employment - Working from home possibility - Private health insurance - Monthly Gym membership - Access to education and professional improvement - Working with great people in a culture that supports both autonomy and collaboration - Office perks: great location, modern equipment, unlimited coffee & tea, fruits, spacious lounge area - Team-building activities