B2SPIN
Gaming
StaffBackendEngineer
Neural analysis suggests this role is
optimal for Senior candidates.
“Staff Backend Engineer at B2SPIN. Skills: Java internals, Distributed systems, Event streaming, AI integration. Design core libraries. Evolve core libraries”
What You'll Achieve.
Handle massive throughput; Low latency
Industry & Context.
Troubleshooting; Debugging; Performance bottleneck investigation
What They're Looking For.
Must Have
Deep Java internals understanding, Advanced relational databases knowledge, High-throughput event streaming knowledge, System design capabilities, Troubleshooting capabilities, Debugging capabilities, Comfortable using AI coding assistants, Practical experience refining AI output, Upper-intermediate English level
Nice to Have
Building shared libraries experience, Maintaining shared libraries experience, Building internal tooling experience, Maintaining internal tooling experience, Hands-on APM tools experience, Hands-on observability stacks experience
What You'll Do.
Design core libraries
Evolve core libraries
Maintain core libraries
Design framework extensions
Evolve framework extensions
Maintain framework extensions
Design shared components
Evolve shared components
Maintain shared components
Take ownership system performance
Take ownership scalability
Take ownership high-load architecture
Ensure core services handle throughput
Monitor production behavior
Investigate performance bottlenecks
Introduce advanced metrics
Introduce alerting systems
Establish best practices concurrency
Establish best practices memory management
Establish best practices resource utilization
Collaborate with cross-functional teams
Take ownership functional areas
Leverage AI assistants
Contribute maintaining test coverage
Contribute maintaining predictable behavior
Contribute maintaining seamless scalability
Drive engineering excellence
Drive continuous improvement
How You'll Work.
Team & Collaboration
Cross-functional teams; Backend teams; Web teams; Mobile teams; QA teams; Product teams
Full Job Description
ABOUT B2SPIN We are B2Spin, and we are dedicated to delivering the best Free-to-Play Social Casino and gaming experiences by creating captivating, engaging, and unique products that are accessible to everyone. We have built a team of talented professionals from all over the globe, who are working to continually improve the experiences of our players. We are not looking to just be part of the industry, but to revolutionize it. AI-DRIVEN ENGINEERING CULTURE We are actively building an AI-driven engineering organization with a clear and deliberate stance: artificial intelligence is a core part of how we build and deliver software — not an experiment, not a trend, and not an optional add-on. AI is embedded into our engineering workflows, from system design and prototyping to refactoring, testing, and code review. We expect engineers to be fully comfortable working in AI-driven environments and to treat AI as a primary productivity multiplier. Strong engineering judgment, architectural ownership, and accountability remain essential—AI amplifies our engineers, it doesn’t replace responsibility for technical decisions. What you will be doing • Design, evolve, and maintain core libraries, framework extensions, and shared components used across all engineering teams • Take ownership of system performance, scalability, and high-load architecture, ensuring core services can handle massive throughput with low latency • Proactively monitor production behavior, investigate complex application/database performance bottlenecks, and introduce advanced metrics, dashboards, and alerting systems • Establish and advocate for best practices in concurrency, memory management, and resource utilization across the backend ecosystem • Collaborate with cross-functional teams including backend, web, mobile, QA, and product teams • Take ownership of specific functional areas within our large-scale architecture • Leverage AI tools and assistants as integral parts of your development workflow—from
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