• Working on backend systems powering Mercari's consumer marketplace platform
• Building and maintaining high-throughput, distributed services at scale

• Designed an async REST API for a Disaster Recovery service using service-bus architecture with distributed locking for server switching
• Engineered distributed backend services using fault-tolerant design patterns, optimising responsiveness and resilience
• Built a Golang Gin monitoring service on Azure Functions + Azure Key Vault — improved monitoring efficiency 5×
• Containerised services with Docker; explored Kubernetes for workload orchestration and job scheduling

• Built a Golang PoC for service-to-service communication in distributed environments using HashiCorp Consul for service discovery and health checks

• Studied data structures, algorithms, operating systems, networks, and databases
• Built early projects in C, Python, and Java; developed a strong interest in systems programming