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about

“A man who has been through bitter experiences and travelled far enjoys even his sufferings after a time”

― Homer, The Odyssey

hobby skateboarding

My name is Johnny Liu. I’ve been writing code, reading code, and living vicariously through computers for several years. I like to build things that work. I also dabble in skateboarding and traveling.

Skills
tech stack

  • Architecture Design: Layered Architecture(3-tier), Microservices(Spring Cloud), Event-Driven Architecture
  • Backend: Java(Java8), JUnit, Spring Boot, Spring Data JPA, Spring Cloud, Python, Django, Docker, …
  • Frontend: JavaScript, React, Bootstrap, GraphQL, Android, …
  • DB and MQ: SQL, MySQL, PosgreSQL, Redis, Elasticsearch, MongoDB, RabbitMQ, Kafka, …
  • Testing and Monitoring: JUnit, Jest, JMeter, Mockito, JaCoCo, ELK, Grafana, …
  • Others: AWS, Azure, Terraform, Kubernetes, KOps, Helm, Hadoop, Spark, Gradle, Maven, Jenkins, Nginx, …