Tuyển dụng Mid/Sr Back End Developer Java/Kotlin, Rust, Go tại Hồ Chí Minh

Top 3 Reasons To Join Us Competitive salary & attractive benefits Work–life balance matters Stable team, long-term opportunity The Job

We’re looking for an experienced 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, 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.

Your Skills and Experience

• Bachelor’s degree from an accredited university in Information Technology, Computer Science, or related major.
• Senior level: Minimum 5 years of experience in backend system development with at least 3 backend languages(Java/Kotlin, Rust, Go, PHP, C#/.Net, etc.), especially with Java/Kotlin, Rust, PHP.
• Middle level: Minimum 3 years of backend development experience, with strong proficiency in Java/Kotlin and at least 1 additional backend language (Rust, Go, PHP, C#/.NET).
• Proficient in Kafka, RabbitMQ.
• Experience in building real-time systems with Socket.io, WebSocket, Redis pub/sub, event-driven architecture.
• Experience with databases (Postgres, MongoDB, MySQL/MariaDB,...) for game state management.
• Experience with Spring Boot, Lavarel is a plus.
• Familiarity with Cocos Creator networking integration and multiplayer game flow.
• Experience with large-scale real-time game systems is an advantage.
• Familiar with project management methodologies (Agile, Scrum, Waterfall, etc.).
• Proficient in project management tools (Jira, Trello, Asana, etc.).

Why You'll Love Working Here

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.

WORKING AT RELICCELL, YOU WILL ENJOY

• Salary & Bonus: Annual base salary review based on performance. Attractive 13th-month salary and year-end performance bonus, depending on company results and individual achievements.
• Allowances: Lunch, parking, phone, and business trip allowances. Monthly Happy Hours, plus free snacks and drinks at the office.
• Collective Benefits: Monthly Happy Hours, annual company trip, holiday gifts and bonuses, and support for special personal events (childbirth, wedding, hospitalization, bereavement).
• Healthcare: Extended healthcare insurance in addition to 100% salary coverage under mandatory social insurance.