Backend Developer (Java or Go)

Eternity Law International is supporting an international iGaming company in hiring a Backend Developer (Java or Go) to develop and maintain our RGS (Remote Game Server), wallet integrations, and game logic services.

Responsibilities

• Develop and maintain backend services for slot games (RGS)
• Implement and support game logic (spins, payouts, bonus mechanics, free spins)
• Work with RNG, game math, and deterministic game flows
• Integrate with wallets, operators, and aggregators
• Ensure idempotency, consistency, and transactional integrity
• Design and maintain REST APIs for game clients
• Work with databases (PostgreSQL, Redis)
• Handle high-load and low-latency scenarios
• Implement logging, monitoring, and error handling
• Participate in code reviews and architecture decisions

• Collaborate with product managers, game designers, and frontend teams

   

Requirements

• Strong backend development experience in Java or Go
• Experience building high-load, production-grade backend systems
• Solid understanding of REST APIs and microservices
• Experience with relational databases (PostgreSQL, MySQL)
• Understanding of concurrency, transactions, and data consistency
• Experience with Docker and CI/CD pipelines
• Ability to write clean, maintainable, and testable code

• English - upper-intermediate or higher

   

iGaming / Slot-Specific Knowledge (Required or Strong Plus)

• Understanding of slot mechanics: RTP, volatility, max win, paylines
• Experience with RGS architecture
• Knowledge of RNG principles and deterministic spin generation
• Experience with wallet integrations (debit/credit, idempotency)
• Understanding of certification requirements (GLI, BMM, iTech Labs)

Nice to Have

• Experience in iGaming or casino game development
• Experience with event-driven architectures
• Knowledge of Redis / Kafka / RabbitMQ
• Experience working with aggregators and operators
• Familiarity with security best practices (hashing, signatures, request validation)

What We Offer

• Work on real-money slot games and core gaming infrastructure
• Influence architecture and core backend decisions
• Collaboration with a strong game math, product, and frontend team
• Competitive compensation
• Flexible work format (remote / hybrid)
• Long-term growth in a scaling iGaming studio