Application Backend Engineer – Go, Microservices & High-Availability Systems

Job Type: Full-time/Contract

Work Model: Hybrid workplace

Key Responsibilities:

• Develop and maintain RESTful APIs and Go-based microservices
• Implement Go concurrency patterns for high-throughput systems
• Design resilient, fault-tolerant architectures
• Optimize and scale SQL databases (primarily PostgreSQL)
• Deploy and manage containerized applications
• Integrate message queuing systems and gRPC communication
• Implement CI/CD pipelines and observability tools
• Work with telecom protocols (RADIUS, Diameter, GTP-C)

Requirements:

• 5+ years of experience in Go development
• Expertise in microservices architecture and distributed systems
• Proficiency in PostgreSQL and ORM frameworks
• Experience with Docker and Kubernetes
• Knowledge of messaging systems (NATS, RabbitMQ) and gRPC

Technical Stack:

• Go (Fiber, Gin frameworks)
• PostgreSQL, GORM
• Docker, Kubernetes
• NATS, RabbitMQ
• Prometheus, Grafana
• Telecom protocols (RADIUS, Diameter, GTP-C)

Nice to Have:

• Exposure to DPI and network monitoring systems
• Experience with telecom protocols
• Understanding of distributed consensus techniques