Senior Backend Engineer

You will design, build, and maintain backend services and event-driven systems. You will develop Go microservices, make architecture decisions, monitor and improve production systems, write automated tests, participate in reviews, and join the on-call rotation.

Responsibilities

• Design, build, and maintain backend services
• Develop event-driven systems using Go and Kafka
• Build microservices using Docker and Kubernetes
• Drive architecture decisions that improve performance, resiliency, and maintainability
• Collaborate to deliver end-to-end solutions
• Monitor, debug, and improve production service performance and reliability
• Write automated tests and follow CI/CD practices
• Participate in code reviews and technical discussions
• Participate in on-call rotation and respond to incidents

Requirements

• 5+ years of backend development experience in Go or a similar language
• Knowledge of microservices, distributed systems, and event-based communication
• Familiarity with cloud infrastructure, Kubernetes, and Docker
• Knowledge of observability, monitoring, and performance optimization
• Ability to troubleshoot production issues
• Business-level Korean and English