Senior Java Developer (iGaming)

TL;DR

Senior Java Developer (iGaming): Design and build core server-side systems for H5G's gaming platform with an accent on maintaining and expanding slot engines, integrations, and server architecture. Focus on delivering high-volume, highly available backend infrastructures, optimizing application performance, and resolving complex technical issues in distributed systems.

Location: Remote (Bulgaria)

Company

hirify.global designs and builds the heart of H5G games and product platform, focusing on real money gaming.

What you will do

• Design and build core H5G Server Systems, Services, and Data Stores.
• Maintain and expand slot engines, integrations, and server architecture for real money gaming.
• Contribute to the design and delivery of high-volume, highly available backend infrastructures.
• Develop and implement unit, integration, and system tests to ensure code quality and reliability.
• Analyze and optimize application performance, identifying bottlenecks and implementing solutions.
• Diagnose and resolve complex technical issues and troubleshoot production problems efficiently.

Requirements

• 6+ years of experience with Java server-side development.
• Expertise with REST API Concepts, Spring Boot 2.5+ Framework, Tomcat, Kubernetes, and Docker ecosystem.
• 3+ years of design and delivery of high-volume, highly available backend infrastructures.
• Demonstrated experience delivering systems at large scale (20K+ mps) using Kafka and Hazelcast.
• In-depth understanding of Distributed System Concepts and key security patterns.
• Experience with SQL DBs (specifically MySQL) and cloud-based Big Data tools.
• Experience with Google Cloud Platform, Kubernetes, Docker, and DataDog.
• English: B2 required.

Nice to have

• Gaming or Equity trading server-side experience.
• Experience with Real Time Stream Analysis, ML, and AI modeling.
• Expertise with Jira and Confluence.
• MS in Computer Science or Engineering.

Culture & Benefits

• Join a team of top server engineers that design and build the heart of H5G games and product platform.
• Collaborate effectively with other developers, designers, testers, and stakeholders.
• Participate in project planning and estimation activities.
• Opportunity to keep up-to-date with the latest Java technologies, frameworks, and best practices.