Avatar of Dan Liu.

Dan Liu

Software Engineer
Summary * An experienced web developer who is motivated to learn and obtain new skills and knowledge in the industry. Making good use of my passion for problem-solving and building applications. Key Qualities : * Highly intuitive problem-solving skills with the ability to follow through and resolve issues in a timely manner. * Extremely motivated to learn and able to pick up concepts quickly. * Self-directed and well organized. * Very proficient in English and Mandarin, with strong communication, writing, and interpersonal skills. * Experienced team player with history of delivering projects with hard deadlines.
Logo of Xfers.
Xfers
Logo of The University of British Columbia.
The University of British Columbia
Taipei, Taiwan

Skills

PHP
JavaScript
jQuery
HTML + CSS
MySQL
Redis
ElasticSearch
Ruby on Rails
Yii Framework
CodeIgniter
Slim Framework
AWS
CloudFlare
Kubernetes/Docker
Git

Languages

English
Native or Bilingual
Chinese
Native or Bilingual

Work experiences

Logo of Xfers.

Tech Lead

Xfers
Full-time

Jan 2022 ~ Present
* Lead Backend Core Team by giving technical advice, and also act as Scrum Master * Planned and executed the moving of the monolith codebase to microservices for the StraitsX backend
Logo of Xfers.

Senior Backend Engineer

Xfers

Jul 2021 ~ Dec 2021
6 mos
* Piloted and implemented the XIDR stable coin product * Collaborated with Blockchain Infra team to make XIDR happen * On-call responsibility to resolve any Ad-hoc issues
Logo of Xfers.

Infra/DevOps Engineer

Xfers

Dec 2019 ~ Jun 2021
1 yr 7 mos
* Managed Kubernetes clusters and applications with AWS EKS, ECR, S3, CloudFront, Route 53, Nginx Ingress Controller, SSM Parameter Store * Improved and extended the Continuous Delivery pipeline (in-house Python tool / Helm) * Created Continuous Integration tests and Continuous Delivery pipelines with CircleCI * Created Infrastructure-As-Code with Helm, Terraform, Ansible, GitHub * Set up ECS instances, VPC, and VPN connections in AliCloud with Terraform * Optimized Docker images' sizes and deployment speed with multi-stage builds and layer caching * Setup Zilliqa & Ethereum node and worked closely with stablecoin team to launch the blockchain microservice * Planned and executed the enablement of AWS RDS encryption at rest * Planned/tested/executed MySql8 upgrade fro MySql 5.6 * Brought up database dump with sanitization and restore from production to staging using Airflow * Upgrade EKS clusters to use the newest base OS for security measures
Logo of 松果購物.

Principal Backend Engineer

松果購物

Feb 2016 ~ May 2019
3 yrs 4 mos
* Principal Developer for all APIs and administrator features * Complete knowledge of the entire data flow for https://www.pcone.com.tw * Write API documentation for frontend/app developers to use * Implement e-commerce site search with ElasticSearch * AWS: EC2, ELB, RDS, SQS, S3, and ElasticCache
Logo of Richi.

Technical Manager

Richi

Sep 2014 ~ Feb 2016
1 yr 6 mos
* Manage the core engineering team * Define cross-team collaboration processes * Technical architecture design, review, and implementation on projects across the company. * Define processes of continuous integration, unit testing, and deployment * Promote programming best practices in areas of performance, security, and scalability * Technical interviews for engineer candidates * Worked on a government project uses our points system to reward environmental friendly use of public transportations * Used and modified Magento platform to create multi-store sites where you can use reward points from banks to buy products * Maintain legacy projects
Logo of Wabow.

Software Engineer

Wabow

Apr 2014 ~ Sep 2014
6 mos
* Fine-tune the existing mailing application for faster performance. (http://www.flydove.net/) * Optimized SQL queries and MySQL database for faster performance * Re-wrote code to achieve maximized mail sending speed * Lead developer in creating waca, a personalized online store for all users (http://www.waca.net/)
Logo of Nvesto / iShelly.

Software Engineer

Nvesto / iShelly

May 2012 ~ Apr 2014
2 yrs 0 mos
* Developed and maintained 2 web applications: www.nvesto.com & www.ishelly.com. * Used the Yii framework * Built a native iPhone app for iShelly (Objective-C) * Worked on RD projects including frontend and backend performance tuning
Logo of Atlastpost / Groupon Taiwan.

Technical Manager

Atlastpost / Groupon Taiwan

Feb 2010 ~ Apr 2012
2 yrs 3 mos
* Lead a team of eight engineers in developing numerous web applications and maintaining the system ( http://www.groupon.com.tw ) * RD Projects included tuning slowqueries and SEO * On call duty for website/system emergencies * Implemented Groupon Taiwan's E-Invoice Solution * Implemented two travel portals, one tech portal, and one hotspot portal for Yahoo Taiwan * Implemented AB Testing feature to see which version of the website is more appealing to users * Coded numerous web applications and games for the Atlaspost social network
Logo of Dimension Computer Technology Co, Ltd.

Software Engineer

Dimension Computer Technology Co, Ltd

Jul 2006 ~ Aug 2008
2 yrs 2 mos
* Implemented the company's payroll solution * Implemented the Chemical Management Solution for a Textile Research Institute * Redesigned the UI for the Employee Account Management System * Expanded the company’s Employee Account Management System (originally on the Lotus Notes platform) onto the web via XOOPS * Hosted code review sessions and tutorials for new ERP system

Educations

Logo of The University of British Columbia.

The University of British Columbia

Bachelor’s Degree
Bachelor of Science Computer Science

2001 - 2006
Powered By CakeResume