Avatar of 鄭愷.
鄭愷
senior software engineer
Profile
Posts
20Connections
Print
Avatar of the user.

鄭愷

senior software engineer
7+ years for development, including - 5+ years for fullstack development with Java. - 2 year for backend development with Golang. - 2 year for backend development with Python - 1 year as team leader. 2 years for data analysis. - Design ETL script for data preprocessing with T-SQL or Python. - Derived data visualization report with C3.js or powerBI. Experience in applying Deloitte Global Tech Operation Model to migrate and integrate with various Cloud Services. Participate in system security certification for audit tools, including SAST and security vulnerability assessment and remediation. Experience in system performance optimization.
Loc Weibo Co., Ltd
Logo of the organization.
Chung Yuan Christian University
New Taipei City, Taiwan

Professional Background

  • Current status
    Employed
  • Profession
    System Architecture
    Back-end Engineer
  • Fields
    Information Services
  • Work experience
    6-10 years (6-10 years relevant)
  • Management
    I've had experience in managing 1-5 people
  • Skills
    Java
    React.js
    RDBMS
    NoSQL
    Golang
    Python
    vulnerability remediation
    Vulnerability Scanning
  • Languages
    English
    Intermediate
  • Highest level of education
    Bachelor

Job search preferences

  • Desired job type
    Full-time
    Interested in working remotely
  • Desired positions
    software developer,system analyst
  • Desired work locations
    Taipei City, Taiwan
  • Freelance
    Non-freelancer

Work Experience

Backend Engineer

Loc Weibo Co., Ltd
Full-time
Nov 2021 - Present
Taipei City, Taiwan
Finmaster, an SaaS which providing information about stock market. - Participate system development with Python and Golang in microservice practice. - Optimize performance with python multithread, improve system throughput up to 5 times. - Integrate different service in Docker Compose, to reduce steps when deploying. - Applying Deloitte Global Tech Operation Model to migrate and integrate with various Cloud Services.

Senior Software Engineer

May 2021 - Nov 2021
7 mos
Business Strategy Advisory - Provide strategy advisory for content creator, and planning products (streaming app) according to the strategy. - Build up sales funnel by design different type contents for target audiences, and establish user-friendly price and payment channels. Architecture Design and Implementation - Built scalable API for streaming app with Golang, Docker, and cloud service. - Implemented access control with firebase SMS authentication and JWT. - Planning to Integrate Cloudfront as CDN and access control for storage. - Responsible for recruiting and management for contractor in frontend mobile app development.
Logo of the organization.

Senior Software Engineer

Aug 2019 - May 2021
1 yr 10 mos
My D.Life app, an internal using mobile app for Deloitte Taiwan employee. - Designed the flexible API for apps. - Responsible for ensuring verification and feasibility of concepts by designing module with program and testing data. - Improved CI/CD process on TFS for testing and production environment. - Setting scheduled milestone for team members. - Providing Consulting service for junior engineer. NewFR, an audit tool (in distributed system practice) for Deloitte Taiwan employee. - Develop distributed system with simultaneously 1000+ active user in ReactJS, Java and RMI. - Implement performance optimization with mechanism such as memory hierarchy and thread pool, make system throughput up to 8 times. Jeta, an audit tool (in distributed system practice) for Deloitte Taiwan employee. - Gathered requirements from users and DFD to make the operation more approachable. - Developed new features with ReactJS, Java and RMI. - Designed ETL script with Java, and T-SQL for normalization accounting documents from different clients. - Derived analysis chart with C3.js or powerBI. - Conducted security vulnerability assessment and remediation, be the contact person for Deloitte SVCS India Pvt Ltd, and assist to perform Penetration Testing.
Logo of the organization.

Senior Software consultant

Apr 2014 - Apr 2018
4 yrs 1 mo
· System development and maintenance. · Requirements evaluation.

Education

Logo of the organization.
Bachelor’s Degree
Computer Science
2007 - 2013