鄭愷

6+ years for development, including:
- 5+ years for fullstack development with Java.
- 1+ years for backend development with Golang.
- 1 year as team leader, responsible for design API, setting scheduled
milestone for team members, and improve CI/CD process.
- experience in design, implement distributed system. and conduct performance optimization.
- 2 years for requirements gathering, and system analysis.

2 years for data analysis.
- design ETL script for data preprocessing with T-SQL or Java.
- derive analysis chart with C3.js or powerBI.

Participated in cyber security certificate for audit tools.

  New Taipei City, Taiwan

    


工作經歷

五月 2021 - Present

Senior Software Engineer  Freelancer

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.

八月 2019 - 五月 2021

Senior Software Engineer  Deloitte & Touche

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.

四月 2014 - 四月 2018

Senior Software consultant  Kangda Information inc.

· System development and maintenance.
· Requirements evaluation.

學歷

2007 - 2013

Chung Yuan Christian University

Computer Science

專案

Project Name

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Project Name

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