Senior Backend Developer Java

• Employment type: Full-time
• Working Location: Ho Chi Minh City
• Report to: Backend Lead

ABOUT RELICCELL
Reliccell is a young and passionate tech startup specializing in developing and outsourcing software and websites for international markets. We focus not only on delivering quality products but also on creating great experiences and long-lasting value for clients worldwide.
At Reliccell, you'll find a modern, comfortable, and healthy working environment where every idea is heard and respected. We believe that when people feel happy and inspired, that's when the best things happen.

ABOUT THE JOB

We're looking for an experienced Senior Backend Developer to be responsible for designing system architecture, setting codebase standards, and optimizing performance for real-time features. Your main responsibilities will include:

1. Functional:

• Design, implement, and maintain groups responsible for APIs, real-time logic processing, and player interaction systems.
• Actively participate in and lead the development of backend systems using Java, ensuring performance, security, and scalability.
• Establish codebase standards: folder structure, naming conventions, and processing flows.
• Collaborate closely with game designers and client developers to ensure smooth integration of backend systems with the game client.
• Design Microservices architecture for scalability and maintainability across game lines or features.
• Build and implement Unit Tests, validate business logic, and standardize event flows (results, player states, system interactions).
• Optimize performance for critical operations such as matchmaking, win-rate systems, jackpot, and reward logic.
• Ensure game backend security: anti-cheat, session validation, and prevention of fake requests/spam.
• Implement CI/CD, auto-scaling, logging, and monitoring systems for the game backend.

2. Organizational strategy:

• Abide by and uphold all Company core values, policies and procedures. Help make sure that the Organization's philosophy, mission and vision are pertinent and practiced throughout the organization.
• Design, support and oversee cross-functional teams throughout the Organization.
• Analyze requirements from the Game Design Document (GDD) and propose suitable architecture.
• Actively handle production incidents, trace logs, identify root causes, and deploy quick solutions.
• Other tasks and responsibilities assigned to the Employee by the Company which may be adjusted from time to time.