Designed and developed 5 microservices using Golang, streamlining internal processes by 34%.• Implemented RESTful APIs in Echo Golang, reducing average data retrieval time by 3 seconds andincreasing system capacity to handle 12% more requests concurrently.• Implemented Kafka for sales message recovery and forwarding, achieving a message deliverysuccess rate of 30%.• Orchestration and deployment of the service using Kubernetes.• Implemented Hexagonal Architecture for service decoupling, facilitating future maintenance andscalability.• Developed a secure secret key management solution for JWT tokens, reducing the risk ofunauthorized access by 25%