Senior Node.js Backend Developer

Expected

Operating system

• Develop and maintain high-performance backend services using Node.js (especially Nest.js or Express.js)
• Design and implement microservice architectures and distributed systems
• Work on database design, optimization, and performance tuning
• Efficiently use and manage PostgreSQL, MongoDB, and other relational/NoSQL databases
• Implement Redis, workers, queues, and caching mechanisms to enhance system efficiency
• Contribute to load balancing, scalability, and system performance strategies
• Maintain code quality, perform testing, and ensure solid documentation standards

• Be part of a growing and innovative iGaming infrastructure company
• Work with modern technologies and continuously improve your skills
• Join a motivated, professional, and solution-driven team
• Competitive salary and benefits package
• Full-time on-site position – collaborate closely with your team in our office environment

At GB2B, we provide cutting-edge infrastructure services for the iGaming industry. We build reliable, high-performance, and scalable systems that power modern gaming experiences.

We are expanding our team and looking for solution-oriented, analytical, and collaborative professionals to join us in shaping the future of iGaming technology.