BE Developer

Candidate overview (JAVA):

• Proficient in Java and has expertise in developing scalable, high-availability systems for real-time gaming applications.
• Design, develop, and maintain a highly scalable, low-latency server architecture for a live casino environment.
• Optimize server-side performance to handle thousands of concurrent users without lag.
• Implement and manage WebSockets, Kafka, or message queues for real-time game state synchronization.
• Ensure fault tolerance and disaster recovery mechanisms are in place to minimize downtime.
• Work closely with DevOps teams to deploy scalable infrastructure using Kubernetes, Docker, or cloud services (AWS, GCP, Azure).
• Implement robust logging, monitoring, and analytics solutions to track system performance.

Required Qualifications:

MUST HAVE

• 3+ yoe Expertise in Java (Spring Boot) for high-performance backend applications.
• Strong knowledge of asynchronous programming, multithreading, and concurrency control.
• Experience with database management (PostgreSQL, MySQL, MongoDB, or Redis) for efficient data storage.
• Proficiency in microservices architecture and API development (REST, gRPC).
• Knowledge of distributed systems, caching mechanisms (Redis, Memcached), and event-driven architecture.
• Experience with message brokers (Kafka, RabbitMQ, or ActiveMQ) for handling real-time data streams.
• Familiarity with load balancing, auto-scaling, and high-availability strategies.
• Strong background in unit testing, integration testing, and TDD methodologies.
• Experience with CI/CD pipelines, Kubernetes, Docker, and cloud infrastructure.
• Good command of English, both verbal and written, is a must.

NICE TO HAVE

• Previous experience in online gaming, casino, or betting platforms.
• Knowledge of real-time data processing frameworks.
• Familiarity with Compliance (e.g. GDPR, PCI DSS) in the Gaming industry.

Key Responsibilities (GOLANG)

• Design and develop robust, secure, and high-performance backend services and APIs using Go
• Architect and implement scalable solutions following best practices in software design and clean code principles.
• Collaborate with frontend developers, DevOps, QA, and product teams to deliver seamless end-to-end features.
• Integrate third-party services, databases, and internal systems with RESTful and GraphQL APIs.
• Ensure application responsiveness, performance, and uptime in production environments.
• Write unit and integration tests to maintain high code quality and support continuous integration.
• Participate in code reviews, provide constructive feedback, and mentor junior developers when needed.
• Maintain documentation for APIs, services, and infrastructure as part of the development process.
• Stay current with evolving backend technologies, frameworks, and industry trends.

Required Qualifications:

Experience & Technical Skills

• 4+ years of experience in backend development using Go
• Hands-on experience working with WebRTC, RESTful APIs, and WebSocket implementations.
• Experience with relational and non-relational databases (e.g., PostgreSQL, MySQL, MongoDB).
• Solid understanding of authentication and authorization mechanisms (JWT, OAuth2, etc.).
• Proficient in using Git and collaborative development workflows.
• Knowledge of software testing (unit, integration) and testing tools (e.g., Jest, Supertest).
• Strong problem-solving, debugging, and analytical skills.
• Excellent verbal and written communication skills.
• Good command of English, both verbal and written, is a must.

Nice to Have

• Experience with containerization and deployment tools (e.g., Docker, Kubernetes).
• Familiarity with CI/CD pipelines and DevOps practices.
• Knowledge of microservices architecture and event-driven systems (e.g., using RabbitMQ, Kafka).
• Prior experience working in agile/scrum environments.
• Experience with cloud platforms such as AWS, GCP, or Azure.
• Experience with Live streaming is plus

Soft Skills & Collaboration

• Ability to work independently or collaboratively in a fast-paced, agile environment.
• Excellent communication skills and team collaboration mindset.

Key Responsibilities (NODEJS)

• Design and develop robust, secure, and high-performance backend services and APIs using (NestJS or ).
• Architect and implement scalable solutions following best practices in software design and clean code principles.
• Collaborate with frontend developers, DevOps, QA, and product teams to deliver seamless end-to-end features.
• Integrate third-party services, databases, and internal systems with RESTful and GraphQL APIs.
• Ensure application responsiveness, performance, and uptime in production environments.
• Write unit and integration tests to maintain high code quality and support continuous integration.
• Participate in code reviews, provide constructive feedback, and mentor junior developers when needed.
• Maintain documentation for APIs, services, and infrastructure as part of the development process.
• Stay current with evolving backend technologies, frameworks, and industry trends.

Required Qualifications:

MUST HAVE

Experience & Technical Skills

• 4+ years of experience in backend development using , with strong knowledge of NestJS and/or frameworks.
• Proficient in JavaScript and/or TypeScript, with a solid understanding of asynchronous programming and event-driven architecture.
• Hands-on experience working with RESTful APIs, GraphQL, and WebSocket implementations.
• Experience with relational and non-relational databases (e.g., PostgreSQL, MySQL, MongoDB).
• Familiarity with ORMs like TypeORM or Prisma.
• Solid understanding of authentication and authorization mechanisms (JWT, OAuth2, etc.).
• Proficient in using Git and collaborative development workflows.
• Knowledge of software testing (unit, integration) and testing tools (e.g., Jest, Supertest).
• Strong problem-solving, debugging, and analytical skills.
• Excellent verbal and written communication skills.

NICE TO HAVE

• Experience with containerization and deployment tools (e.g., Docker, Kubernetes).
• Familiarity with CI/CD pipelines and DevOps practices.
• Knowledge of microservices architecture and event-driven systems (e.g., using RabbitMQ, Kafka).
• Prior experience working in agile/scrum environments.
• Experience with cloud platforms such as AWS, GCP, or Azure.

Soft Skills & Collaboration

• Ability to work independently or collaboratively in a fast-paced, agile environment.
• Excellent communication skills and team collaboration mindset.