Chen Wen-Cheng

Backend Engineer, email: [email protected]

Experienced  backend  engineer  with  a  proven  track  record  of  optimizing  CI/CD  processes,  implementing  efficient  deploymentstrategies, and enhancing development environments.  Seeking a senior backend engineer position to leverage expertise in databasedesign, RESTful API implementation, CI/CD workflows, and Kubernetes management.
  github: https://github.com/cwc329   https://blog.errorbaker.tw/posts/cwc329

Skills

Backend


  • Typescript/Express.js
  • MySQL/Redis

Devops


  • AWS EKS, EC2, and CDK
  • K8S
  • GitHub actions
  • Ansible

Tools / Workflow


  • Docker/docker compose
  • Shell scripts
  • Scrum

Work Experience


Backend Engineer

PIMQ

Optimize relational database schemas and implement RESTful APIs for two B2B SaaS products,collectively catering to hundreds of daily users.  Spearhead CI/CD workflows, ensure efficientinfrastructure management, and oversee the effective maintenance of our Kubernetes infrastructure.

Feb 2021 - Present
Taipei, Taiwan

1. Reduced test coverage execution time by25% through the implementation of a report cache.

2. Saved 80% of CI/CD costby using on-demand runners.

3. Achieved an80% reductionin test site deployment time by leveraging AWS launch templates.

4. Introduced a development environment setup runbook, resulting in a 50% time savingsfor onboarding

5. Implemented container insight into EKS for effective monitoring of application logs.

6. Leveraged AWS DynamoDB to simplify and streamline customized configuration deployment procedures.

7. Collaborated with colleagues to successfullyupgrade Kubernetes from 1.17 to 1.27in EKS.

8. Led the upgrade of the company’s MySQL fromversion 5.7 to 8 without downtime.

9. Successfully developed and implemented more than 10 features.

Education

National Taiwan University

Philosophy

2011 - 2015