Jian Chang.-image

Jian Chang.

I'm a San Jose-based Backend Software Engineer with a focus on building scalable, reliable systems using Java. I also have hands-on experience with Python, Go, and a growing passion for SRE practices I thrive on speed, strategy, and clean code..

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About me

I love hitting the road on my motorcycle and exploring the Bay Area. When I’m not riding, I’m probably deep in a Dota 2 match.

  • Location:San Jose, CA
  • Age:29
  • Nationality:Chinese
  • Interests:Motorcycles, Dota2
  • Study:University of North Alabama
  • Employment:Vibrant Wellness LLC

Education

Bachelor of Science in Computer Science

University of North Alabama•May 2020

Work

Software Engineer

Vibrant Wellness LLC, San Jose, CA•Aug 2021 – Feb 2025

Developed backend for a medical order system using Java and Spring Boot. Built a chatbot for wellness test recommendations. Migrated services to Kubernetes and set up CI/CD. Used Kafka, Redis Pub/Sub, and Python for data analysis and monitoring.

Java Developer

Yeaher Inc, New Castle, DE•Sep 2020 – July 2021

Developed an ERP and warehouse management system using Spring Boot and MyBatis, improving operational efficiency.

Skills

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Programming Languages
Java
Python
Go
Backend & DevOps
Spring Boot
MySQL / PostgreSQL
Redis / Kafka
Docker / Kubernetes
SRE & Infrastructure
Monitoring (Prometheus / Grafana)
CI/CD (GitHub Actions)
Terraform

Check out some of my work

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Get in touch.

Feel free to reach out if you’d like to connect, collaborate, or just say hi.

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