Amartha is seeking a Senior/Principal Backend Engineer with expertise in Golang. The ideal candidate will have at least 2 years of experience with Go and strong knowledge of event-driven architectures using Kafka or RabbitMQ. The role requires system architecture experience, proficiency in PostgreSQL, and familiarity with modern DevOps tools like Kubernetes, Grafana, and Prometheus. The position emphasizes test-driven development practices and experience in refactoring large systems. This is an on-site position located in South Jakarta, Indonesia, offering an opportunity to work on challenging backend systems at scale.